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  <attribute name="Conventions" value="CF-1.8, ACDD-1.3" />
  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Ground based in situ observations of ozone at Puy de Dôme (FR0030R) using uv_abs" />
  <attribute name="keywords" value="mass_concentration_of_ozone_in_air, GAW-WDCA, ozone, mole_fraction_of_ozone_in_air, air, Puy de Dôme, FR0030R, EMEP" />
  <attribute name="id" value="JSE8-SANV.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="EMEP, GAW-WDCA" />
  <attribute name="acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="doi" value="https://doi.org/10.48597/JSE8-SANV" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Aurelie Colomb, Jean-Marc Pichon, Aurelie Colomb, Jean-Marc Pichon, ozone - uv_abs at Puy de Dôme, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/JSE8-SANV" />
  <attribute name="summary" value="Ground based in situ observations of ozone at Puy de Dôme (FR0030R) using uv_abs. These measurements are gathered as a part of the following projects EMEP, GAW-WDCA and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: ozone in air (mole_fraction_of_ozone_in_air), ozone in air (mass_concentration_of_ozone_in_air), ozone in air (mole_fraction_of_ozone_in_air), ozone in air (mass_concentration_of_ozone_in_air), ozone in air (mole_fraction_of_ozone_in_air), ozone in air (mass_concentration_of_ozone_in_air), ozone in air (mole_fraction_of_ozone_in_air), ozone in air (mass_concentration_of_ozone_in_air)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="FR04L, CNRS-LaMP, Campus des Cézeaux, 24 avenue des Landais, 63177, Aubière, France" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2022-04-19T10:17:47 UTC" />
  <attribute name="date_metadata_modified" value="2022-04-19T10:17:47 UTC" />
  <attribute name="creator_name" value="Aurelie Colomb, Jean-Marc Pichon, Aurelie Colomb, Jean-Marc Pichon" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value=", , , " />
  <attribute name="creator_institution" value=", , , " />
  <attribute name="contributor_name" value="Nicolas Pascal, Nicolas Pascal" />
  <attribute name="contributor_role" value="data submitter, data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_institution" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_email" value="ebas@nilu.no" />
  <attribute name="publisher_url" value="https://www.nilu.no/" />
  <attribute name="geospatial_bounds" value="POINT Z (45.772223 2.964886 1465.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="45.772223" />
  <attribute name="geospatial_lat_max" type="double" value="45.772223" />
  <attribute name="geospatial_lon_min" type="double" value="2.964886" />
  <attribute name="geospatial_lon_max" type="double" value="2.964886" />
  <attribute name="geospatial_vertical_min" type="double" value="1465.0" />
  <attribute name="geospatial_vertical_max" type="double" value="1465.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2017-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="2019-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0002-00-00T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-00T01:00:00" />
  <attribute name="timezone" value="UTC" />
  <attribute name="ebas_data_definition" value="EBAS_1.1" />
  <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="ebas_citation" value="Aurelie Colomb, Jean-Marc Pichon, Aurelie Colomb, Jean-Marc Pichon, ozone - uv_abs at Puy de Dôme, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/JSE8-SANV" />
  <attribute name="ebas_set_type_code" value="TU" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="JSE8-SANV.nc" />
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  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/JSE8-SANV" />
  <attribute name="ebas_file_creation" value="2023-12-10T12:01:30.135752 UTC" />
  <attribute name="ebas_export_state" value="2023-01-05T13:19:41.515450 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20170101000000" />
  <attribute name="ebas_revision_date" value="20220419101747" />
  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_version_description" value="initial revision, manually inspected" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="2y" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_sample_duration" value="1h" />
  <attribute name="ebas_orig_time_res" value="5mn" />
  <attribute name="ebas_station_code" value="FR0030R" />
  <attribute name="ebas_platform_code" value="FR0030S" />
  <attribute name="ebas_station_name" value="Puy de Dôme" />
  <attribute name="ebas_station_gaw_id" value="PUY" />
  <attribute name="ebas_station_gaw_name" value="Puy de Dôme" />
  <attribute name="ebas_station_land_use" value="Forest" />
  <attribute name="ebas_station_setting" value="Mountain" />
  <attribute name="ebas_station_gaw_type" value="G" />
  <attribute name="ebas_station_wmo_region" value="6" />
  <attribute name="ebas_station_latitude" value="45.772223" />
  <attribute name="ebas_station_longitude" value="2.964886" />
  <attribute name="ebas_station_altitude" value="1465.0 m" />
  <attribute name="ebas_measuremenet_latitude" value="45.772223" />
  <attribute name="ebas_measurement_longitude" value="2.964886" />
  <attribute name="ebas_measurement_altitude" value="1465.0 m" />
  <attribute name="ebas_measurement_height" value="12.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_component" value="ozone" />
  <attribute name="ebas_matrix" value="air" />
  <attribute name="ebas_laboratory_code" value="FR04L" />
  <attribute name="ebas_instrument_type" value="uv_abs" />
  <attribute name="ebas_instrument_name" value="uv_abs_Thermo_49i" />
  <attribute name="ebas_instrument_manufacturer" value="Thermo" />
  <attribute name="ebas_instrument_model" value="49i" />
  <attribute name="ebas_instrument_serial_number" value="1152990091" />
  <attribute name="ebas_method_ref" value="FR04L_Thermo_49i_PUY_ambient" />
  <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
  <attribute name="ebas_inlet_type" value="Hat or hood" />
  <attribute name="ebas_inlet_description" value="upstream from manifold, tube length=6.5m, flow rate=17l/min" />
  <attribute name="ebas_inlet_tube_material" value="Teflon" />
  <attribute name="ebas_inlet_tube_outer_diameter" value="41.5 mm" />
  <attribute name="ebas_inlet_tube_inner_diameter" value="28.0 mm" />
  <attribute name="ebas_inlet_tube_length" value="1.5 m" />
  <attribute name="ebas_maintenance_description" value="Monthly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
  <attribute name="ebas_flow_rate" value="0.5 l/min" />
  <attribute name="ebas_zero_span_check_type" value="manual" />
  <attribute name="ebas_zero_span_check_interval" value="3mo" />
  <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 20 deg. C" />
  <attribute name="ebas_humidity_temperaure_control_description" value="None" />
  <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
  <attribute name="ebas_organization" value="FR04L, CNRS-LaMP, , , Campus des Cézeaux, 24 avenue des Landais, 63177, Aubière, France" />
  <attribute name="ebas_framework_acronym" value="EMEP, GAW-WDCA" />
  <attribute name="ebas_framework_name" value="European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
  <attribute name="ebas_framework_description" value="The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
  <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth, Markus Fiebig" />
  <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
  <attribute name="ebas_originator" value="Pichon, Jean-Marc, , , , , , , , , " />
  <attribute name="ebas_submitter" value="Pascal, Nicolas, , , , , , , , , " />
  <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="_NCProperties" value="version=2,netcdf=4.9.0,hdf5=1.12.2" />
  <attribute name="Metadata_Conventions" value="Unidata Dataset Discovery v1.0" />
  <attribute name="geospatial_lat_units" value="degrees_north" />
  <attribute name="geospatial_lon_units" value="degrees_east" />
  <attribute name="comment" value="{&#xA;    &quot;Data definition&quot;: &quot;EBAS_1.1&quot;,&#xA;    &quot;Data license&quot;: &quot;https://creativecommons.org/licenses/by/4.0/&quot;,&#xA;    &quot;Citation&quot;: &quot;Aurelie Colomb, Jean-Marc Pichon, Aurelie Colomb, Jean-Marc Pichon, ozone - uv_abs at Puy de Dôme, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/JSE8-SANV&quot;,&#xA;    &quot;Set type code&quot;: &quot;TU&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;JSE8-SANV.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/JSE8-SANV&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/JSE8-SANV&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-10T12:01:30.135752 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2023-01-05T13:19:41.515450 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20170101000000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20220419101747&quot;,&#xA;    &quot;Version&quot;: &quot;1&quot;,&#xA;    &quot;Version description&quot;: &quot;initial revision, manually inspected&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;2y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1h&quot;,&#xA;    &quot;Sample duration&quot;: &quot;1h&quot;,&#xA;    &quot;Orig. time res.&quot;: &quot;5mn&quot;,&#xA;    &quot;Station code&quot;: &quot;FR0030R&quot;,&#xA;    &quot;Platform code&quot;: &quot;FR0030S&quot;,&#xA;    &quot;Station name&quot;: &quot;Puy de Dôme&quot;,&#xA;    &quot;Station GAW-ID&quot;: &quot;PUY&quot;,&#xA;    &quot;Station GAW-Name&quot;: &quot;Puy de Dôme&quot;,&#xA;    &quot;Station land use&quot;: &quot;Forest&quot;,&#xA;    &quot;Station setting&quot;: &quot;Mountain&quot;,&#xA;    &quot;Station GAW type&quot;: &quot;G&quot;,&#xA;    &quot;Station WMO region&quot;: &quot;6&quot;,&#xA;    &quot;Station latitude&quot;: &quot;45.772223&quot;,&#xA;    &quot;Station longitude&quot;: &quot;2.964886&quot;,&#xA;    &quot;Station altitude&quot;: &quot;1465.0 m&quot;,&#xA;    &quot;Measurement latitude&quot;: &quot;45.772223&quot;,&#xA;    &quot;Measurement longitude&quot;: &quot;2.964886&quot;,&#xA;    &quot;Measurement altitude&quot;: &quot;1465.0 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;12.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Component&quot;: &quot;ozone&quot;,&#xA;    &quot;Matrix&quot;: &quot;air&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;FR04L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;uv_abs&quot;,&#xA;    &quot;Instrument name&quot;: &quot;uv_abs_Thermo_49i&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;Thermo&quot;,&#xA;    &quot;Instrument model&quot;: &quot;49i&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;1152990091&quot;,&#xA;    &quot;Method ref&quot;: &quot;FR04L_Thermo_49i_PUY_ambient&quot;,&#xA;    &quot;Standard method&quot;: &quot;SOP=GAW_209(2013)&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Hat or hood&quot;,&#xA;    &quot;Inlet description&quot;: &quot;upstream from manifold, tube length=6.5m, flow rate=17l/min&quot;,&#xA;    &quot;Inlet tube material&quot;: &quot;Teflon&quot;,&#xA;    &quot;Inlet tube outer diameter&quot;: &quot;41.5 mm&quot;,&#xA;    &quot;Inlet tube inner diameter&quot;: &quot;28.0 mm&quot;,&#xA;    &quot;Inlet tube length&quot;: &quot;1.5 m&quot;,&#xA;    &quot;Maintenance description&quot;: &quot;Monthly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year&quot;,&#xA;    &quot;Flow rate&quot;: &quot;0.5 l/min&quot;,&#xA;    &quot;Zero/span check type&quot;: &quot;manual&quot;,&#xA;    &quot;Zero/span check interval&quot;: &quot;3mo&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;Temperature conditioning at 20 deg. C&quot;,&#xA;    &quot;Humidity/temperature control description&quot;: &quot;None&quot;,&#xA;    &quot;Absorption cross section&quot;: &quot;Hearn, 1961&quot;,&#xA;    &quot;Organization&quot;: &quot;FR04L, CNRS-LaMP, , , Campus des Cézeaux, 24 avenue des Landais, 63177, Aubière, France&quot;,&#xA;    &quot;Framework acronym&quot;: &quot;EMEP, GAW-WDCA&quot;,&#xA;    &quot;Framework name&quot;: &quot;European Monitoring and Evaluation Programme, World Data Centre for Aerosols&quot;,&#xA;    &quot;Framework description&quot;: &quot;The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;,&#xA;    &quot;Framework contact name&quot;: &quot;Kjetil Tørseth, Markus Fiebig&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;kt@nilu.no, Markus.Fiebig@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Pichon, Jean-Marc, , , , , , , , , &quot;,&#xA;    &quot;Submitter&quot;: &quot;Pascal, Nicolas, , , , , , , , , &quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;Request acknowledgement details from data originator&quot;&#xA;}" />
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  <attribute name="history" value="None" />
  <attribute name="creator_url" value="ebas.nilu.no" />
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  <dimension name="time" length="17520" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="2" />
  <dimension name="ozone_nmol_per_mol_amean_qc_flags" length="1" />
  <dimension name="ozone_ug_per_m3_amean_qc_flags" length="1" />
  <dimension name="ozone_nmol_per_mol_max_qc_flags" length="1" />
  <dimension name="ozone_ug_per_m3_max_qc_flags" length="1" />
  <dimension name="ozone_nmol_per_mol_min_qc_flags" length="1" />
  <dimension name="ozone_ug_per_m3_min_qc_flags" length="1" />
  <dimension name="ozone_nmol_per_mol_stddev_qc_flags" length="1" />
  <dimension name="ozone_ug_per_m3_stddev_qc_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2017-01-01T00:30:00Z" />
    <attribute name="time_coverage_end" value="2018-12-31T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3600.0" />
    <attribute name="time_coverage_duration" value="P0Y0M729DT23H0M0.000S" />
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  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-05-18" />
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    <attribute name="long_name" value="time bounds for measurement" />
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    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
  </variable>
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="ancillary_variables" value="ozone_nmol_per_mol_amean_qc ozone_nmol_per_mol_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20220419101747" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="5mn" />
    <attribute name="ebas_station_code" value="FR0030R" />
    <attribute name="ebas_platform_code" value="FR0030S" />
    <attribute name="ebas_station_name" value="Puy de Dôme" />
    <attribute name="ebas_station_gaw_id" value="PUY" />
    <attribute name="ebas_station_gaw_name" value="Puy de Dôme" />
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    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.772223" />
    <attribute name="ebas_station_longitude" value="2.964886" />
    <attribute name="ebas_station_altitude" value="1465.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="45.772223" />
    <attribute name="ebas_measurement_longitude" value="2.964886" />
    <attribute name="ebas_measurement_altitude" value="1465.0 m" />
    <attribute name="ebas_measurement_height" value="12.0 m" />
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    <attribute name="ebas_instrument_type" value="uv_abs" />
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    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="1152990091" />
    <attribute name="ebas_method_ref" value="FR04L_Thermo_49i_PUY_ambient" />
    <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="upstream from manifold, tube length=6.5m, flow rate=17l/min" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="41.5 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="28.0 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.5 m" />
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    <attribute name="ebas_flow_rate" value="0.5 l/min" />
    <attribute name="ebas_zero_span_check_type" value="manual" />
    <attribute name="ebas_zero_span_check_interval" value="3mo" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 20 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="None" />
    <attribute name="ebas_detection_limit" value="1.0 nmol/mol" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="FR04L, CNRS-LaMP, , , Campus des Cézeaux, 24 avenue des Landais, 63177, Aubière, France" />
    <attribute name="ebas_framework_acronym" value="EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953. Detection limit converted from '1.0 nmol/mol' to '2.0 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953. -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.501. Detection limit converted from '2.0 ug/m3' at 293.15 K, 1013.25 hPa to '1.0 nmol/mol', conversion factor 0.501." />
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    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="ozone_nmol_per_mol_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ozone_ug_per_m3_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_ozone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="ozone_ug_per_m3_amean_qc ozone_ug_per_m3_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20220419101747" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="5mn" />
    <attribute name="ebas_station_code" value="FR0030R" />
    <attribute name="ebas_platform_code" value="FR0030S" />
    <attribute name="ebas_station_name" value="Puy de Dôme" />
    <attribute name="ebas_station_gaw_id" value="PUY" />
    <attribute name="ebas_station_gaw_name" value="Puy de Dôme" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.772223" />
    <attribute name="ebas_station_longitude" value="2.964886" />
    <attribute name="ebas_station_altitude" value="1465.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="45.772223" />
    <attribute name="ebas_measurement_longitude" value="2.964886" />
    <attribute name="ebas_measurement_altitude" value="1465.0 m" />
    <attribute name="ebas_measurement_height" value="12.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="ug/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="FR04L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="uv_abs_Thermo_49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="1152990091" />
    <attribute name="ebas_method_ref" value="FR04L_Thermo_49i_PUY_ambient" />
    <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="upstream from manifold, tube length=6.5m, flow rate=17l/min" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="41.5 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="28.0 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.5 m" />
    <attribute name="ebas_maintenance_description" value="Monthly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
    <attribute name="ebas_flow_rate" value="0.5 l/min" />
    <attribute name="ebas_zero_span_check_type" value="manual" />
    <attribute name="ebas_zero_span_check_interval" value="3mo" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 20 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="None" />
    <attribute name="ebas_volume_std_temperature" value="293.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="2.0 ug/m3" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="FR04L, CNRS-LaMP, , , Campus des Cézeaux, 24 avenue des Landais, 63177, Aubière, France" />
    <attribute name="ebas_framework_acronym" value="EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953. Detection limit converted from '1.0 nmol/mol' to '2.0 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953." />
  </variable>
  <variable name="ozone_ug_per_m3_amean_qc" shape="ozone_ug_per_m3_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="ozone_ug_per_m3_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ozone_nmol_per_mol_max" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_ozone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="nmol/mol" />
    <attribute name="ancillary_variables" value="ozone_nmol_per_mol_max_qc ozone_nmol_per_mol_max_ebasmetadata" />
    <attribute name="cell_methods" value="time: maximum" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20220419101747" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="maximum" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="5mn" />
    <attribute name="ebas_station_code" value="FR0030R" />
    <attribute name="ebas_platform_code" value="FR0030S" />
    <attribute name="ebas_station_name" value="Puy de Dôme" />
    <attribute name="ebas_station_gaw_id" value="PUY" />
    <attribute name="ebas_station_gaw_name" value="Puy de Dôme" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.772223" />
    <attribute name="ebas_station_longitude" value="2.964886" />
    <attribute name="ebas_station_altitude" value="1465.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="45.772223" />
    <attribute name="ebas_measurement_longitude" value="2.964886" />
    <attribute name="ebas_measurement_altitude" value="1465.0 m" />
    <attribute name="ebas_measurement_height" value="12.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="nmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="FR04L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="uv_abs_Thermo_49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="1152990091" />
    <attribute name="ebas_method_ref" value="FR04L_Thermo_49i_PUY_ambient" />
    <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="upstream from manifold, tube length=6.5m, flow rate=17l/min" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="41.5 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="28.0 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.5 m" />
    <attribute name="ebas_maintenance_description" value="Monthly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
    <attribute name="ebas_flow_rate" value="0.5 l/min" />
    <attribute name="ebas_zero_span_check_type" value="manual" />
    <attribute name="ebas_zero_span_check_interval" value="3mo" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 20 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="None" />
    <attribute name="ebas_detection_limit" value="1.0 nmol/mol" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="FR04L, CNRS-LaMP, , , Campus des Cézeaux, 24 avenue des Landais, 63177, Aubière, France" />
    <attribute name="ebas_framework_acronym" value="EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953. Detection limit converted from '1.0 nmol/mol' to '2.0 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953. -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.501. Detection limit converted from '2.0 ug/m3' at 293.15 K, 1013.25 hPa to '1.0 nmol/mol', conversion factor 0.501." />
  </variable>
  <variable name="ozone_nmol_per_mol_max_qc" shape="ozone_nmol_per_mol_max_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="ozone_nmol_per_mol_max_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ozone_ug_per_m3_max" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_ozone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="ozone_ug_per_m3_max_qc ozone_ug_per_m3_max_ebasmetadata" />
    <attribute name="cell_methods" value="time: maximum" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20220419101747" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="maximum" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="5mn" />
    <attribute name="ebas_station_code" value="FR0030R" />
    <attribute name="ebas_platform_code" value="FR0030S" />
    <attribute name="ebas_station_name" value="Puy de Dôme" />
    <attribute name="ebas_station_gaw_id" value="PUY" />
    <attribute name="ebas_station_gaw_name" value="Puy de Dôme" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.772223" />
    <attribute name="ebas_station_longitude" value="2.964886" />
    <attribute name="ebas_station_altitude" value="1465.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="45.772223" />
    <attribute name="ebas_measurement_longitude" value="2.964886" />
    <attribute name="ebas_measurement_altitude" value="1465.0 m" />
    <attribute name="ebas_measurement_height" value="12.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="ug/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="FR04L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="uv_abs_Thermo_49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="1152990091" />
    <attribute name="ebas_method_ref" value="FR04L_Thermo_49i_PUY_ambient" />
    <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="upstream from manifold, tube length=6.5m, flow rate=17l/min" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="41.5 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="28.0 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.5 m" />
    <attribute name="ebas_maintenance_description" value="Monthly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
    <attribute name="ebas_flow_rate" value="0.5 l/min" />
    <attribute name="ebas_zero_span_check_type" value="manual" />
    <attribute name="ebas_zero_span_check_interval" value="3mo" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 20 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="None" />
    <attribute name="ebas_volume_std_temperature" value="293.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="2.0 ug/m3" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="FR04L, CNRS-LaMP, , , Campus des Cézeaux, 24 avenue des Landais, 63177, Aubière, France" />
    <attribute name="ebas_framework_acronym" value="EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953. Detection limit converted from '1.0 nmol/mol' to '2.0 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953." />
  </variable>
  <variable name="ozone_ug_per_m3_max_qc" shape="ozone_ug_per_m3_max_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="ozone_ug_per_m3_max_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ozone_nmol_per_mol_min" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_ozone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="nmol/mol" />
    <attribute name="ancillary_variables" value="ozone_nmol_per_mol_min_qc ozone_nmol_per_mol_min_ebasmetadata" />
    <attribute name="cell_methods" value="time: minimum" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20220419101747" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="minimum" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="5mn" />
    <attribute name="ebas_station_code" value="FR0030R" />
    <attribute name="ebas_platform_code" value="FR0030S" />
    <attribute name="ebas_station_name" value="Puy de Dôme" />
    <attribute name="ebas_station_gaw_id" value="PUY" />
    <attribute name="ebas_station_gaw_name" value="Puy de Dôme" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.772223" />
    <attribute name="ebas_station_longitude" value="2.964886" />
    <attribute name="ebas_station_altitude" value="1465.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="45.772223" />
    <attribute name="ebas_measurement_longitude" value="2.964886" />
    <attribute name="ebas_measurement_altitude" value="1465.0 m" />
    <attribute name="ebas_measurement_height" value="12.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="nmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="FR04L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="uv_abs_Thermo_49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="1152990091" />
    <attribute name="ebas_method_ref" value="FR04L_Thermo_49i_PUY_ambient" />
    <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="upstream from manifold, tube length=6.5m, flow rate=17l/min" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="41.5 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="28.0 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.5 m" />
    <attribute name="ebas_maintenance_description" value="Monthly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
    <attribute name="ebas_flow_rate" value="0.5 l/min" />
    <attribute name="ebas_zero_span_check_type" value="manual" />
    <attribute name="ebas_zero_span_check_interval" value="3mo" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 20 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="None" />
    <attribute name="ebas_detection_limit" value="1.0 nmol/mol" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="FR04L, CNRS-LaMP, , , Campus des Cézeaux, 24 avenue des Landais, 63177, Aubière, France" />
    <attribute name="ebas_framework_acronym" value="EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953. Detection limit converted from '1.0 nmol/mol' to '2.0 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953. -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.501. Detection limit converted from '2.0 ug/m3' at 293.15 K, 1013.25 hPa to '1.0 nmol/mol', conversion factor 0.501." />
  </variable>
  <variable name="ozone_nmol_per_mol_min_qc" shape="ozone_nmol_per_mol_min_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="ozone_nmol_per_mol_min_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ozone_ug_per_m3_min" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_ozone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="ozone_ug_per_m3_min_qc ozone_ug_per_m3_min_ebasmetadata" />
    <attribute name="cell_methods" value="time: minimum" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20220419101747" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="minimum" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="5mn" />
    <attribute name="ebas_station_code" value="FR0030R" />
    <attribute name="ebas_platform_code" value="FR0030S" />
    <attribute name="ebas_station_name" value="Puy de Dôme" />
    <attribute name="ebas_station_gaw_id" value="PUY" />
    <attribute name="ebas_station_gaw_name" value="Puy de Dôme" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.772223" />
    <attribute name="ebas_station_longitude" value="2.964886" />
    <attribute name="ebas_station_altitude" value="1465.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="45.772223" />
    <attribute name="ebas_measurement_longitude" value="2.964886" />
    <attribute name="ebas_measurement_altitude" value="1465.0 m" />
    <attribute name="ebas_measurement_height" value="12.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="ug/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="FR04L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="uv_abs_Thermo_49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="1152990091" />
    <attribute name="ebas_method_ref" value="FR04L_Thermo_49i_PUY_ambient" />
    <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="upstream from manifold, tube length=6.5m, flow rate=17l/min" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="41.5 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="28.0 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.5 m" />
    <attribute name="ebas_maintenance_description" value="Monthly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
    <attribute name="ebas_flow_rate" value="0.5 l/min" />
    <attribute name="ebas_zero_span_check_type" value="manual" />
    <attribute name="ebas_zero_span_check_interval" value="3mo" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 20 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="None" />
    <attribute name="ebas_volume_std_temperature" value="293.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="2.0 ug/m3" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="FR04L, CNRS-LaMP, , , Campus des Cézeaux, 24 avenue des Landais, 63177, Aubière, France" />
    <attribute name="ebas_framework_acronym" value="EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953. Detection limit converted from '1.0 nmol/mol' to '2.0 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953." />
  </variable>
  <variable name="ozone_ug_per_m3_min_qc" shape="ozone_ug_per_m3_min_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="ozone_ug_per_m3_min_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ozone_nmol_per_mol_stddev" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_ozone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="nmol/mol" />
    <attribute name="ancillary_variables" value="ozone_nmol_per_mol_stddev_qc ozone_nmol_per_mol_stddev_ebasmetadata" />
    <attribute name="cell_methods" value="time: standard_deviation" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20220419101747" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="stddev" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="5mn" />
    <attribute name="ebas_station_code" value="FR0030R" />
    <attribute name="ebas_platform_code" value="FR0030S" />
    <attribute name="ebas_station_name" value="Puy de Dôme" />
    <attribute name="ebas_station_gaw_id" value="PUY" />
    <attribute name="ebas_station_gaw_name" value="Puy de Dôme" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.772223" />
    <attribute name="ebas_station_longitude" value="2.964886" />
    <attribute name="ebas_station_altitude" value="1465.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="45.772223" />
    <attribute name="ebas_measurement_longitude" value="2.964886" />
    <attribute name="ebas_measurement_altitude" value="1465.0 m" />
    <attribute name="ebas_measurement_height" value="12.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="nmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="FR04L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="uv_abs_Thermo_49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="1152990091" />
    <attribute name="ebas_method_ref" value="FR04L_Thermo_49i_PUY_ambient" />
    <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="upstream from manifold, tube length=6.5m, flow rate=17l/min" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="41.5 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="28.0 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.5 m" />
    <attribute name="ebas_maintenance_description" value="Monthly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
    <attribute name="ebas_flow_rate" value="0.5 l/min" />
    <attribute name="ebas_zero_span_check_type" value="manual" />
    <attribute name="ebas_zero_span_check_interval" value="3mo" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 20 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="None" />
    <attribute name="ebas_detection_limit" value="1.0 nmol/mol" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="FR04L, CNRS-LaMP, , , Campus des Cézeaux, 24 avenue des Landais, 63177, Aubière, France" />
    <attribute name="ebas_framework_acronym" value="EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953. Detection limit converted from '1.0 nmol/mol' to '2.0 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953. -- Data converted on export from EBAS from 'ug/m3' at 293.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.501. Detection limit converted from '2.0 ug/m3' at 293.15 K, 1013.25 hPa to '1.0 nmol/mol', conversion factor 0.501." />
  </variable>
  <variable name="ozone_nmol_per_mol_stddev_qc" shape="ozone_nmol_per_mol_stddev_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="ozone_nmol_per_mol_stddev_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ozone_ug_per_m3_stddev" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_ozone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="ozone_ug_per_m3_stddev_qc ozone_ug_per_m3_stddev_ebasmetadata" />
    <attribute name="cell_methods" value="time: standard_deviation" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20220419101747" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="stddev" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="5mn" />
    <attribute name="ebas_station_code" value="FR0030R" />
    <attribute name="ebas_platform_code" value="FR0030S" />
    <attribute name="ebas_station_name" value="Puy de Dôme" />
    <attribute name="ebas_station_gaw_id" value="PUY" />
    <attribute name="ebas_station_gaw_name" value="Puy de Dôme" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Mountain" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.772223" />
    <attribute name="ebas_station_longitude" value="2.964886" />
    <attribute name="ebas_station_altitude" value="1465.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="45.772223" />
    <attribute name="ebas_measurement_longitude" value="2.964886" />
    <attribute name="ebas_measurement_altitude" value="1465.0 m" />
    <attribute name="ebas_measurement_height" value="12.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ozone" />
    <attribute name="ebas_unit" value="ug/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="FR04L" />
    <attribute name="ebas_instrument_type" value="uv_abs" />
    <attribute name="ebas_instrument_name" value="uv_abs_Thermo_49i" />
    <attribute name="ebas_instrument_manufacturer" value="Thermo" />
    <attribute name="ebas_instrument_model" value="49i" />
    <attribute name="ebas_instrument_serial_number" value="1152990091" />
    <attribute name="ebas_method_ref" value="FR04L_Thermo_49i_PUY_ambient" />
    <attribute name="ebas_standard_method" value="SOP=GAW_209(2013)" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="upstream from manifold, tube length=6.5m, flow rate=17l/min" />
    <attribute name="ebas_inlet_tube_material" value="Teflon" />
    <attribute name="ebas_inlet_tube_outer_diameter" value="41.5 mm" />
    <attribute name="ebas_inlet_tube_inner_diameter" value="28.0 mm" />
    <attribute name="ebas_inlet_tube_length" value="1.5 m" />
    <attribute name="ebas_maintenance_description" value="Monthly leak test, inlet filter checked every 2 months, ozone scrubber checked and replaced if needed once/year" />
    <attribute name="ebas_flow_rate" value="0.5 l/min" />
    <attribute name="ebas_zero_span_check_type" value="manual" />
    <attribute name="ebas_zero_span_check_interval" value="3mo" />
    <attribute name="ebas_humidity_temperaure_control" value="Temperature conditioning at 20 deg. C" />
    <attribute name="ebas_humidity_temperaure_control_description" value="None" />
    <attribute name="ebas_volume_std_temperature" value="293.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="2.0 ug/m3" />
    <attribute name="ebas_absorption_cross_section" value="Hearn, 1961" />
    <attribute name="ebas_organization" value="FR04L, CNRS-LaMP, , , Campus des Cézeaux, 24 avenue des Landais, 63177, Aubière, France" />
    <attribute name="ebas_framework_acronym" value="EMEP, GAW-WDCA" />
    <attribute name="ebas_framework_name" value="European Monitoring and Evaluation Programme, World Data Centre for Aerosols" />
    <attribute name="ebas_framework_description" value="The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'nmol/mol' to 'ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953. Detection limit converted from '1.0 nmol/mol' to '2.0 ug/m3' at 293.15 K, 1013.25 hPa, conversion factor 1.9953." />
  </variable>
  <variable name="ozone_ug_per_m3_stddev_qc" shape="ozone_ug_per_m3_stddev_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="ozone_ug_per_m3_stddev_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="time" shape="time" type="double">
    <attribute name="long_name" value="time of measurement" />
    <attribute name="standard_name" value="time" />
    <attribute name="units" value="days since 1900-01-01 00:00:00 UTC" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="gregorian" />
    <attribute name="bounds" value="time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
  <variable name="metadata_time" shape="metadata_time" type="double">
    <attribute name="long_name" value="time of ebas metadata intervals" />
    <attribute name="standard_name" value="time" />
    <attribute name="units" value="days since 1900-01-01 00:00:00 UTC" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="gregorian" />
    <attribute name="bounds" value="metadata_time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
</netcdf>
