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  <attribute name="title" value="Sum_ammonia_and_ammonium at Råö" />
  <attribute name="summary" value="Sum_ammonia_and_ammonium at Råö. These measurements are gathered as a part of the following projects CAMP, EMEP and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: ['sum_ammonia_and_ammonium in air+aerosol (mass_concentration_of_sum_ammonia_and_ammonium_expressed_as_nitrogen_in_gaseous_phase_and_dry_aerosol_particles_in_air)']" />
  <attribute name="keywords" value="Råö SE0014R sum_ammonia_and_ammonium air+aerosol CAMP EMEP mass_concentration_of_sum_ammonia_and_ammonium_expressed_as_nitrogen_in_gaseous_phase_and_dry_aerosol_particles_in_air" />
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  <attribute name="project" value="CAMP, EMEP" />
  <attribute name="acknowledgement" value="" />
  <attribute name="doi" value="https://doi.org/10.48597/SDV5-FF6S" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Söderlund, K., CAMP, EMEP, 2025, Sum_ammonia_and_ammonium at Råö, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/SDV5-FF6S" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="SE01L &quot;Swedish Environmental Research Institute&quot; IVL &quot;P.O.Box 47086, S-402 58 GÖTEBORG, Sweden&quot;" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2025-11-06T10:09:41.547190Z" />
  <attribute name="date_metadata_modified" value="2025-07-30T00:00:00 UTC" />
  <attribute name="creator_name" value="Karin Söderlund" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="michelle.nerentorp@ivl.se" />
  <attribute name="creator_institution" value="&quot;IVL Swedish Environmental Research Institute, IVL&quot;" />
  <attribute name="contributor_name" value="Emelie Johansson" />
  <attribute name="contributor_role" value="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 (57.394 11.914 5.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="57.394" />
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  <attribute name="timezone" value="UTC" />
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  <attribute name="ebas_statistics" value="arithmetic mean" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="1y" />
  <attribute name="ebas_resolution_code" value="1d" />
  <attribute name="ebas_station_code" value="SE0014R" />
  <attribute name="ebas_platform_code" value="SE0014S" />
  <attribute name="ebas_station_name" value="Råö" />
  <attribute name="ebas_station_latitude" type="double" value="57.394" />
  <attribute name="ebas_station_longitude" type="double" value="11.914" />
  <attribute name="ebas_station_altitude" value="5.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_component" value="sum_ammonia_and_ammonium" />
  <attribute name="ebas_unit" value="ug N/m3" />
  <attribute name="ebas_matrix" value="air+aerosol" />
  <attribute name="ebas_laboratory_code" value="SE01L" />
  <attribute name="ebas_instrument_type" value="filter_3pack" />
  <attribute name="ebas_instrument_name" value="f3p_14" />
  <attribute name="ebas_method_ref" value="SE01L_AD" />
  <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014" />
  <attribute name="ebas_detection_limit" value="0.01 ug N/m3" />
  <attribute name="ebas_organization" value="SE01L, Swedish Environmental Research Institute, IVL, , &quot;P.O.Box 47086, S-402 58 GÖTEBORG, Sweden&quot;, , , , " />
  <attribute name="ebas_framework_acronym" value="CAMP, EMEP" />
  <attribute name="ebas_framework_name" value="OSPARCOM - Comprehensive Atmospheric Monitoring Programme, European Monitoring and Evaluation Programme" />
  <attribute name="ebas_framework_description" value="The OSPARCOM Comprehensive Atmospheric Monitoring Programme goal is the assessment of the atmospheric input of selected contaminants to the OSPAR maritime area and regions., 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." />
  <attribute name="ebas_framework_contact_name" value="Wenche Aas, Kjetil Tørseth" />
  <attribute name="ebas_framework_contact_email" value="waa@nilu.no, kt@nilu.no" />
  <attribute name="ebas_originator" value="&quot;Söderlund, Karin, michelle.nerentorp@ivl.se, IVL Swedish Environmental Research Institute, IVL, , Box 53021, , 40014, Göteborg, Sweden&quot;" />
  <attribute name="ebas_submitter" value="&quot;Johansson, Emelie, emelie.johansson@ivl.se, IVL Swedish Environmental Research Institute, IVL, , Box 53021, , 40014, Göteborg, Sweden&quot;" />
  <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: CAMP, EMEP. Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: CAMP, EMEP." />
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  <attribute name="geospatial_lat_units" value="degrees_north" />
  <attribute name="geospatial_lon_units" value="degrees_east" />
  <attribute name="standard_name_vocabulary" value="CF-1.7, ACDD-1.3" />
  <attribute name="history" value="None" />
  <attribute name="creator_url" value="ebas.nilu.no" />
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  <dimension name="time" length="366" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="sum_ammonia_and_ammonium_qc_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2024-01-01T11:00:00Z" />
    <attribute name="time_coverage_end" value="2024-12-31T11:00:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="86400.0" />
    <attribute name="time_coverage_duration" value="P0Y0M365DT0H0M0.000S" />
  </group>
  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-05-17" />
    <attribute name="nciso_version" value="2.4.8" />
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  <variable name="time_bnds" shape="time tbnds" type="double">
    <attribute name="long_name" value="time bounds for measurement" />
  </variable>
  <variable name="metadata_time_bnds" shape="metadata_time tbnds" type="double">
    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
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    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_sum_ammonia_and_ammonium_expressed_as_nitrogen_in_gaseous_phase_and_dry_aerosol_particles_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="sum_ammonia_and_ammonium_qc sum_ammonia_and_ammonium_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="ebas_statistics" value="arithmetic mean" />
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    <attribute name="ebas_matrix" value="air+aerosol" />
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    <attribute name="ebas_instrument_type" value="filter_3pack" />
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    <attribute name="ebas_submitter" value="&quot;Johansson, Emelie, emelie.johansson@ivl.se, IVL Swedish Environmental Research Institute, IVL, , Box 53021, , 40014, Göteborg, Sweden&quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: CAMP, EMEP. Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: CAMP, EMEP." />
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    <attribute name="actris_variable_preferred_term" value="gas and particle ammonia and ammonium mass concentration" />
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    <attribute name="actris_constraints_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/expressedasnitrogen" />
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    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/lowvolumefiltersampler" />
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    <attribute name="standard_name" value="status_flag" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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    <attribute name="long_name" value="time of measurement" />
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    <attribute name="_CoordinateAxisType" value="Time" />
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    <attribute name="long_name" value="time of ebas metadata intervals" />
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