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  <attribute name="Conventions" value="CF-1.8, ACDD-1.3" />
  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="OC/EC at Alfragide" />
  <attribute name="keywords" value="PT0006R, pm25, mass_concentration_of_elemental_carbon_in_pm2p5_in_air, total_carbon, elemental_carbon, CAMP, mass_concentration_of_organic_carbon_in_pm2p5_in_air, mass_concentration_of_total_carbon_in_pm2p5_in_air, organic_carbon, Alfragide" />
  <attribute name="id" value="WVNU-TCJQ.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="CAMP" />
  <attribute name="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 framework: CAMP." />
  <attribute name="doi" value="https://doi.org/10.48597/WVNU-TCJQ" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Reis, V., 2016, OC/EC at Alfragide, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/WVNU-TCJQ" />
  <attribute name="summary" value="OC/EC at Alfragide. These measurements are gathered as a part of the following projects CAMP and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: elemental_carbon in pm25 (mass_concentration_of_elemental_carbon_in_pm2p5_in_air), organic_carbon in pm25 (mass_concentration_of_organic_carbon_in_pm2p5_in_air), total_carbon in pm25 (mass_concentration_of_total_carbon_in_pm2p5_in_air)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="PT02L, Navn ikke lagt inn" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2016-01-07T09:24:39 UTC" />
  <attribute name="date_metadata_modified" value="2016-01-07T09:24:39 UTC" />
  <attribute name="creator_name" value="Vanda Reis" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="" />
  <attribute name="creator_institution" value="" />
  <attribute name="contributor_name" value="Vanda Reis" />
  <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 (38.738889 -9.2075 109.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="38.738889" />
  <attribute name="geospatial_lat_max" type="double" value="38.738889" />
  <attribute name="geospatial_lon_min" type="double" value="-9.2075" />
  <attribute name="geospatial_lon_max" type="double" value="-9.2075" />
  <attribute name="geospatial_vertical_min" type="double" value="109.0" />
  <attribute name="geospatial_vertical_max" type="double" value="109.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2014-02-15T09:30:00 UTC" />
  <attribute name="time_coverage_end" value="2014-11-13T09:30:00 UTC" />
  <attribute name="time_coverage_duration" value="P0000-08-29T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-20T00:00:00" />
  <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="Reis, V., 2016, OC/EC at Alfragide, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/WVNU-TCJQ" />
  <attribute name="ebas_set_type_code" value="TI" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="WVNU-TCJQ.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/WVNU-TCJQ" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/WVNU-TCJQ" />
  <attribute name="ebas_file_creation" value="2024-02-20T14:18:06.670787 UTC" />
  <attribute name="ebas_export_state" value="2018-12-10T13:30:00.000000 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20140215093000" />
  <attribute name="ebas_revision_date" value="20160107092439" />
  <attribute name="ebas_statistics" value="arithmetic mean" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="9mo" />
  <attribute name="ebas_resolution_code" value="20d" />
  <attribute name="ebas_station_code" value="PT0006R" />
  <attribute name="ebas_platform_code" value="PT0006S" />
  <attribute name="ebas_station_name" value="Alfragide" />
  <attribute name="ebas_station_latitude" value="38.738889" />
  <attribute name="ebas_station_longitude" value="-9.2075" />
  <attribute name="ebas_station_altitude" value="109.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_unit" value="ug C/m3" />
  <attribute name="ebas_matrix" value="pm25" />
  <attribute name="ebas_laboratory_code" value="PT02L" />
  <attribute name="ebas_instrument_type" value="high_vol_sampler" />
  <attribute name="ebas_instrument_name" value="Digitel" />
  <attribute name="ebas_instrument_manufacturer" value="DIGITEL" />
  <attribute name="ebas_instrument_model" value="DH-77" />
  <attribute name="ebas_instrument_serial_number" value="145" />
  <attribute name="ebas_method_ref" value="PT02L_Sunset_lab" />
  <attribute name="ebas_sample_preparation" value="None" />
  <attribute name="ebas_blank_correction" value="Blank corrected" />
  <attribute name="ebas_humidity_temperaure_control_description" value="filter kept at ambient conditions" />
  <attribute name="ebas_detection_limit" value="0.1 ug C/m3" />
  <attribute name="ebas_detection_limit_expl" value="Determined by taking 3 times standard deviation of ensemble of laboratory blanks" />
  <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
  <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured if within detection limit, flagged with 780" />
  <attribute name="ebas_organization" value="PT02L, Navn ikke lagt inn, , , , , , , " />
  <attribute name="ebas_framework_acronym" value="CAMP" />
  <attribute name="ebas_framework_name" value="OSPARCOM - Comprehensive Atmospheric Monitoring 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." />
  <attribute name="ebas_framework_contact_name" value="Wenche Aas" />
  <attribute name="ebas_framework_contact_email" value="waa@nilu.no" />
  <attribute name="ebas_originator" value="Reis, Vanda, , , , , , , , , " />
  <attribute name="ebas_submitter" value="Reis, Vanda, , , , , , , , , " />
  <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 framework: CAMP." />
  <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;Reis, V., 2016, OC/EC at Alfragide, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/WVNU-TCJQ&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;WVNU-TCJQ.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/WVNU-TCJQ&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/WVNU-TCJQ&quot;,&#xA;    &quot;File creation&quot;: &quot;2024-02-20T14:18:06.670787 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2018-12-10T13:30:00.000000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20140215093000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20160107092439&quot;,&#xA;    &quot;Statistics&quot;: &quot;arithmetic mean&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;9mo&quot;,&#xA;    &quot;Resolution code&quot;: &quot;20d&quot;,&#xA;    &quot;Station code&quot;: &quot;PT0006R&quot;,&#xA;    &quot;Platform code&quot;: &quot;PT0006S&quot;,&#xA;    &quot;Station name&quot;: &quot;Alfragide&quot;,&#xA;    &quot;Station latitude&quot;: &quot;38.738889&quot;,&#xA;    &quot;Station longitude&quot;: &quot;-9.2075&quot;,&#xA;    &quot;Station altitude&quot;: &quot;109.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Unit&quot;: &quot;ug C/m3&quot;,&#xA;    &quot;Matrix&quot;: &quot;pm25&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;PT02L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;high_vol_sampler&quot;,&#xA;    &quot;Instrument name&quot;: &quot;Digitel&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;DIGITEL&quot;,&#xA;    &quot;Instrument model&quot;: &quot;DH-77&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;145&quot;,&#xA;    &quot;Method ref&quot;: &quot;PT02L_Sunset_lab&quot;,&#xA;    &quot;Sample preparation&quot;: &quot;None&quot;,&#xA;    &quot;Blank correction&quot;: &quot;Blank corrected&quot;,&#xA;    &quot;Humidity/temperature control description&quot;: &quot;filter kept at ambient conditions&quot;,&#xA;    &quot;Detection limit&quot;: &quot;0.1 ug C/m3&quot;,&#xA;    &quot;Detection limit expl.&quot;: &quot;Determined by taking 3 times standard deviation of ensemble of laboratory blanks&quot;,&#xA;    &quot;Zero/negative values code&quot;: &quot;Zero/negative possible&quot;,&#xA;    &quot;Zero/negative values&quot;: &quot;Zero/negative values reported as measured if within detection limit, flagged with 780&quot;,&#xA;    &quot;Organization&quot;: &quot;PT02L, Navn ikke lagt inn, , , , , , , &quot;,&#xA;    &quot;Framework acronym&quot;: &quot;CAMP&quot;,&#xA;    &quot;Framework name&quot;: &quot;OSPARCOM - Comprehensive Atmospheric Monitoring Programme&quot;,&#xA;    &quot;Framework description&quot;: &quot;The OSPARCOM Comprehensive Atmospheric Monitoring Programme goal is the assessment of the atmospheric input of selected contaminants to the OSPAR maritime area and regions.&quot;,&#xA;    &quot;Framework contact name&quot;: &quot;Wenche Aas&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;waa@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Reis, Vanda, , , , , , , , , &quot;,&#xA;    &quot;Submitter&quot;: &quot;Reis, Vanda, , , , , , , , , &quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;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 framework: CAMP.&quot;&#xA;}" />
  <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" />
  <attribute name="_CoordSysBuilder" value="ucar.nc2.internal.dataset.conv.CF1Convention" />
  <dimension name="time" length="9" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="elemental_carbon_qc_flags" length="1" />
  <dimension name="organic_carbon_qc_flags" length="1" />
  <dimension name="total_carbon_qc_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2014-02-15T21:30:00Z" />
    <attribute name="time_coverage_end" value="2014-11-12T21:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="2916000.0" />
    <attribute name="time_coverage_duration" value="P0Y0M270DT0H0M0.000S" />
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  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-04-15" />
    <attribute name="nciso_version" value="2.4.7" />
  </group>
  <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" />
  </variable>
  <variable name="elemental_carbon" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_elemental_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="elemental_carbon_qc elemental_carbon_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="20160107092439" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="PT0006R" />
    <attribute name="ebas_platform_code" value="PT0006S" />
    <attribute name="ebas_station_name" value="Alfragide" />
    <attribute name="ebas_station_latitude" value="38.738889" />
    <attribute name="ebas_station_longitude" value="-9.2075" />
    <attribute name="ebas_station_altitude" value="109.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="elemental_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="PT02L" />
    <attribute name="ebas_instrument_type" value="high_vol_sampler" />
    <attribute name="ebas_instrument_name" value="Digitel" />
    <attribute name="ebas_instrument_manufacturer" value="DIGITEL" />
    <attribute name="ebas_instrument_model" value="DH-77" />
    <attribute name="ebas_instrument_serial_number" value="145" />
    <attribute name="ebas_method_ref" value="PT02L_Sunset_lab" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Blank corrected" />
    <attribute name="ebas_humidity_temperaure_control_description" value="filter kept at ambient conditions" />
    <attribute name="ebas_detection_limit" value="0.1 ug C/m3" />
    <attribute name="ebas_detection_limit_expl" value="Determined by taking 3 times standard deviation of ensemble of laboratory blanks" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured if within detection limit, flagged with 780" />
    <attribute name="ebas_organization" value="PT02L, Navn ikke lagt inn, , , , , , , " />
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    <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." />
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    <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 framework: CAMP." />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="PT0006R" />
    <attribute name="ebas_platform_code" value="PT0006S" />
    <attribute name="ebas_station_name" value="Alfragide" />
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    <attribute name="ebas_station_longitude" value="-9.2075" />
    <attribute name="ebas_station_altitude" value="109.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="organic_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="PT02L" />
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    <attribute name="ebas_instrument_name" value="Digitel" />
    <attribute name="ebas_instrument_manufacturer" value="DIGITEL" />
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    <attribute name="ebas_instrument_serial_number" value="145" />
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    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Blank corrected" />
    <attribute name="ebas_humidity_temperaure_control_description" value="filter kept at ambient conditions" />
    <attribute name="ebas_detection_limit" value="0.1 ug C/m3" />
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    <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 framework: CAMP." />
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    <attribute name="units" value="1" />
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  </variable>
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    <attribute name="ebas_station_name" value="Alfragide" />
    <attribute name="ebas_station_latitude" value="38.738889" />
    <attribute name="ebas_station_longitude" value="-9.2075" />
    <attribute name="ebas_station_altitude" value="109.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="total_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="PT02L" />
    <attribute name="ebas_instrument_type" value="high_vol_sampler" />
    <attribute name="ebas_instrument_name" value="Digitel" />
    <attribute name="ebas_instrument_manufacturer" value="DIGITEL" />
    <attribute name="ebas_instrument_model" value="DH-77" />
    <attribute name="ebas_instrument_serial_number" value="145" />
    <attribute name="ebas_method_ref" value="PT02L_Sunset_lab" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Blank corrected" />
    <attribute name="ebas_humidity_temperaure_control_description" value="filter kept at ambient conditions" />
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    <attribute name="ebas_organization" value="PT02L, Navn ikke lagt inn, , , , , , , " />
    <attribute name="ebas_framework_acronym" value="CAMP" />
    <attribute name="ebas_framework_name" value="OSPARCOM - Comprehensive Atmospheric Monitoring 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." />
    <attribute name="ebas_framework_contact_name" value="Wenche Aas" />
    <attribute name="ebas_framework_contact_email" value="waa@nilu.no" />
    <attribute name="ebas_originator" value="Reis, Vanda, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Reis, Vanda, , , , , , , , , " />
    <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 framework: CAMP." />
  </variable>
  <variable name="total_carbon_qc" shape="total_carbon_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="total_carbon_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>
