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  <attribute name="title" value="Inorganics in precipitation at Vielsalm" />
  <attribute name="summary" value="Inorganics in precipitation at Vielsalm. 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: ['precipitation_amount in precip (lwe_thickness_of_precipitation_amount)', 'ammonium in precip (mass_concentration_of_ammonium_in_precipitation)', 'calcium in precip (mass_concentration_of_calcium_in_precipitation)', 'chloride in precip (mass_concentration_of_chloride_in_precipitation)', 'conductivity in precip (conductivity_in_precipitation)', 'magnesium in precip (mass_concentration_of_magnesium_in_precipitation)', 'nitrate in precip (mass_concentration_of_nitrate_in_precipitation)', 'pH in precip (mass_concentration_of_pH_in_precipitation)', 'potassium in precip (mass_concentration_of_potassium_in_precipitation)', 'sodium in precip (mass_concentration_of_sodium_in_precipitation)', 'sulphate_corrected in precip (mass_concentration_of_sulphate_corrected_for_seaspray_expressed_as_sulphur_in_precipitation)', 'sulphate_corrected in precip (mass_concentration_of_sulphate_corrected_for_seaspray_in_precipitation)', 'sulphate_total in precip (mass_concentration_of_sulphate_expressed_as_sulphur_in_precipitation)', 'sulphate_total in precip (mass_concentration_of_sulphate_in_precipitation)']" />
  <attribute name="keywords" value="Vielsalm BE0007R ammonium calcium chloride conductivity magnesium nitrate pH potassium sodium sulphate_corrected sulphate_total precip CAMP EMEP lwe_thickness_of_precipitation_amount mass_concentration_of_ammonium_in_precipitation mass_concentration_of_calcium_in_precipitation mass_concentration_of_chloride_in_precipitation conductivity_in_precipitation mass_concentration_of_magnesium_in_precipitation mass_concentration_of_nitrate_in_precipitation mass_concentration_of_pH_in_precipitation mass_concentration_of_potassium_in_precipitation mass_concentration_of_sodium_in_precipitation mass_concentration_of_sulphate_corrected_for_seaspray_expressed_as_sulphur_in_precipitation mass_concentration_of_sulphate_corrected_for_seaspray_in_precipitation mass_concentration_of_sulphate_expressed_as_sulphur_in_precipitation mass_concentration_of_sulphate_in_precipitation" />
  <attribute name="id" value="R7F2-Z24P.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="CAMP, EMEP" />
  <attribute name="acknowledgement" value="" />
  <attribute name="doi" value="https://doi.org/10.48597/R7F2-Z24P" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Bergmans, B., Lefèbvre, M., CAMP, EMEP, 2026, Inorganics in precipitation at Vielsalm, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/R7F2-Z24P" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="BE03L &quot;Institut Scientifique de Service Public&quot; ISSeP &quot;Rue Chéra, 200&quot; 4000 Liege Belgium" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2026-04-28T14:16:13.414432Z" />
  <attribute name="date_metadata_modified" value="2026-04-28T14:16:13Z" />
  <attribute name="creator_name" value="Benjamin Bergmans, Mélanie Lefèbvre" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="b.bergmans@issep.be, m.lefebvre@issep.be" />
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  <attribute name="contributor_name" value="Benjamin Palmaerts" />
  <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 (6.001271 50.304003 496)" />
  <attribute name="geospatial_lat_min" type="double" value="50.304003" />
  <attribute name="geospatial_lat_max" type="double" value="50.304003" />
  <attribute name="geospatial_lon_min" type="double" value="6.001271" />
  <attribute name="geospatial_lon_max" type="double" value="6.001271" />
  <attribute name="geospatial_vertical_min" type="double" value="496.0" />
  <attribute name="geospatial_vertical_max" type="double" value="496.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="time_coverage_start" value="2023-01-01T00:00:00Z" />
  <attribute name="time_coverage_end" value="2025-01-01T00:00:00Z" />
  <attribute name="time_coverage_duration" value="P0002-00-00T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-01T00:00:00" />
  <attribute name="timezone" value="UTC" />
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  <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="ebas_citation" value="Bergmans, B., Lefèbvre, M., CAMP, EMEP, 2026, Inorganics in precipitation at Vielsalm, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/R7F2-Z24P" />
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  <attribute name="ebas_file_creation" value="2026-05-22T05:07:37.857186Z" />
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  <attribute name="ebas_version_description" value="initial revision, manually inspected" />
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  <attribute name="ebas_station_longitude" type="double" value="6.001271" />
  <attribute name="ebas_station_altitude" value="487.0 m" />
  <attribute name="ebas_measurement_altitude" value="496.0 m" />
  <attribute name="ebas_measurement_height" value="1.5 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_matrix" value="precip" />
  <attribute name="ebas_laboratory_code" value="BE03L" />
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  <attribute name="ebas_instrument_manufacturer" value="Eigenbrodt" />
  <attribute name="ebas_instrument_model" value="NSA181KS" />
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  <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014" />
  <attribute name="ebas_blank_correction" value="Not blank corrected" />
  <attribute name="ebas_detection_limit_expl" value="QL determined according to NFT 90-210 standard, DL=0.33 * QL" />
  <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="BE03L, Institut Scientifique de Service Public, ISSeP, , &quot;Rue Chéra, 200&quot;, , 4000, Liege, Belgium" />
  <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;Bergmans, Benjamin, b.bergmans@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chera 200, , 4000 Liege, Belgium&quot;, &quot;Lefèbvre, Mélanie, m.lefebvre@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chéra 200, 4000, Liège, Belgium&quot;" />
  <attribute name="ebas_submitter" value="&quot;Palmaerts, Benjamin, b.palmaerts@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chéra 200, 4000, Liège, Belgium&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." />
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  <dimension name="time" length="731" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="2" />
  <dimension name="qc_precipitation_amount_flags" length="1" />
  <dimension name="qc_ammonium_mg_N_per_l_flags" length="1" />
  <dimension name="qc_ammonium_mg_per_l_flags" length="1" />
  <dimension name="qc_calcium_flags" length="1" />
  <dimension name="qc_chloride_flags" length="1" />
  <dimension name="qc_conductivity_flags" length="1" />
  <dimension name="qc_magnesium_flags" length="1" />
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  <dimension name="qc_pH_flags" length="1" />
  <dimension name="qc_potassium_flags" length="1" />
  <dimension name="qc_sodium_flags" length="1" />
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    <attribute name="ebas_data_level" value="2" />
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    <attribute name="ebas_analytical_instrument_manufacturer" value="Metrohm" />
    <attribute name="ebas_analytical_instrument_model" value="930 Compact IC Flex" />
    <attribute name="ebas_analytical_instrument_serial_number" value="29302560-00036408 &amp; 293022160-0036427" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <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" />
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    <attribute name="ebas_orig_time_res" value="1d" />
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    <attribute name="ebas_station_longitude" type="double" value="6.001271" />
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    <attribute name="actris_variable_preferred_term" value="precipitation conductivity" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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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/" />
    <attribute name="ebas_revision_date" value="2026-04-28T14:16:13.414432Z" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
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    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="BE0007R" />
    <attribute name="ebas_platform_code" value="BE0007S" />
    <attribute name="ebas_station_name" value="Vielsalm" />
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    <attribute name="ebas_component" value="magnesium" />
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    <attribute name="actris_variable_preferred_term" value="precipitation magnesium mass concentration" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
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    <attribute name="ebas_component" value="nitrate" />
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    <attribute name="actris_variable_preferred_term" value="precipitation nitrate mass concentration" />
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    <attribute name="ebas_component" value="nitrate" />
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    <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;Bergmans, Benjamin, b.bergmans@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chera 200, , 4000 Liege, Belgium&quot;, &quot;Lefèbvre, Mélanie, m.lefebvre@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chéra 200, 4000, Liège, Belgium&quot;" />
    <attribute name="ebas_submitter" value="&quot;Palmaerts, Benjamin, b.palmaerts@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chéra 200, 4000, Liège, Belgium&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." />
    <attribute name="ebas_comment" value="Data converted on export from EBAS from 'mg N/l' to 'mg/l', conversion factor 4.427. Detection limit converted from '0.02 mg N/l' to '0.1 mg/l', conversion factor 4.427." />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/precipitationnitratemassconcentration" />
    <attribute name="actris_variable_preferred_term" value="precipitation nitrate mass concentration" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/precipitationphase" />
    <attribute name="actris_matrix_preferred_term" value="precipitation phase" />
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    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/precipitationsampler" />
    <attribute name="actris_instrument_type_preferred_term" value="precipitation sampler" />
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    <attribute name="actris_framework_preferred_term" value="CAMP, EMEP" />
    <attribute name="actris_temporal_resolution" value="P1D" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_nitrate_mg_per_l" shape="qc_nitrate_mg_per_l_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="meta_nitrate_mg_per_l" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_pH" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_pH_in_precipitation" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pH units" />
    <attribute name="ancillary_variables" value="qc_pH meta_pH" />
    <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="2026-04-28T14:16:13.414432Z" />
    <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="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="BE0007R" />
    <attribute name="ebas_platform_code" value="BE0007S" />
    <attribute name="ebas_station_name" value="Vielsalm" />
    <attribute name="ebas_station_latitude" type="double" value="50.304003" />
    <attribute name="ebas_station_longitude" type="double" value="6.001271" />
    <attribute name="ebas_station_altitude" value="487.0 m" />
    <attribute name="ebas_measurement_altitude" value="496.0 m" />
    <attribute name="ebas_measurement_height" value="1.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="pH" />
    <attribute name="ebas_unit" value="pH units" />
    <attribute name="ebas_matrix" value="precip" />
    <attribute name="ebas_laboratory_code" value="BE03L" />
    <attribute name="ebas_instrument_type" value="wet_only_sampler" />
    <attribute name="ebas_instrument_name" value="EQ1_EP_13_1" />
    <attribute name="ebas_instrument_manufacturer" value="Eigenbrodt" />
    <attribute name="ebas_instrument_model" value="NSA181KS" />
    <attribute name="ebas_instrument_serial_number" value="3472" />
    <attribute name="ebas_analytical_laboratory_code" value="BE03L" />
    <attribute name="ebas_analytical_measurement_technique" value="pH_meter" />
    <attribute name="ebas_analytical_instrument_name" value="EQ1_MP_13_51" />
    <attribute name="ebas_analytical_instrument_manufacturer" value="WTW" />
    <attribute name="ebas_analytical_instrument_model" value="INOLAB MULTI 9420 IDS SET" />
    <attribute name="ebas_analytical_instrument_serial_number" value="12500920" />
    <attribute name="ebas_method_ref" value="BE03L_EQ1_MP_13_51" />
    <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014" />
    <attribute name="ebas_blank_correction" value="Not blank corrected" />
    <attribute name="ebas_detection_limit" value="0.01 pH units" />
    <attribute name="ebas_detection_limit_expl" value="QL determined according to NFT 90-210 standard, DL=0.33 * QL" />
    <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="BE03L, Institut Scientifique de Service Public, ISSeP, , &quot;Rue Chéra, 200&quot;, , 4000, Liege, Belgium" />
    <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;Bergmans, Benjamin, b.bergmans@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chera 200, , 4000 Liege, Belgium&quot;, &quot;Lefèbvre, Mélanie, m.lefebvre@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chéra 200, 4000, Liège, Belgium&quot;" />
    <attribute name="ebas_submitter" value="&quot;Palmaerts, Benjamin, b.palmaerts@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chéra 200, 4000, Liège, Belgium&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." />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/precipitationhydrogenionnumberconcentration" />
    <attribute name="actris_variable_preferred_term" value="precipitation hydrogen ion number concentration" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/precipitationphase" />
    <attribute name="actris_matrix_preferred_term" value="precipitation phase" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
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    <attribute name="actris_instrument_type_preferred_term" value="precipitation sampler" />
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    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_pH" shape="qc_pH_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="meta_pH" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_potassium" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_potassium_in_precipitation" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="mg/l" />
    <attribute name="ancillary_variables" value="qc_potassium meta_potassium" />
    <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="2026-04-28T14:16:13.414432Z" />
    <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="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="BE0007R" />
    <attribute name="ebas_platform_code" value="BE0007S" />
    <attribute name="ebas_station_name" value="Vielsalm" />
    <attribute name="ebas_station_latitude" type="double" value="50.304003" />
    <attribute name="ebas_station_longitude" type="double" value="6.001271" />
    <attribute name="ebas_station_altitude" value="487.0 m" />
    <attribute name="ebas_measurement_altitude" value="496.0 m" />
    <attribute name="ebas_measurement_height" value="1.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="potassium" />
    <attribute name="ebas_unit" value="mg/l" />
    <attribute name="ebas_matrix" value="precip" />
    <attribute name="ebas_laboratory_code" value="BE03L" />
    <attribute name="ebas_instrument_type" value="wet_only_sampler" />
    <attribute name="ebas_instrument_name" value="EQ1_EP_13_1" />
    <attribute name="ebas_instrument_manufacturer" value="Eigenbrodt" />
    <attribute name="ebas_instrument_model" value="NSA181KS" />
    <attribute name="ebas_instrument_serial_number" value="3472" />
    <attribute name="ebas_analytical_laboratory_code" value="BE03L" />
    <attribute name="ebas_analytical_measurement_technique" value="IC" />
    <attribute name="ebas_analytical_instrument_name" value="EQ1_MP_14_48_49" />
    <attribute name="ebas_analytical_instrument_manufacturer" value="Metrohm" />
    <attribute name="ebas_analytical_instrument_model" value="930 Compact IC Flex" />
    <attribute name="ebas_analytical_instrument_serial_number" value="29302560-00036408 &amp; 293022160-0036427" />
    <attribute name="ebas_method_ref" value="BE03L_EQ1_MP_14_48_49" />
    <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014" />
    <attribute name="ebas_blank_correction" value="Not blank corrected" />
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    <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="BE03L, Institut Scientifique de Service Public, ISSeP, , &quot;Rue Chéra, 200&quot;, , 4000, Liege, Belgium" />
    <attribute name="ebas_framework_acronym" value="CAMP, EMEP" />
    <attribute name="ebas_framework_name" value="OSPARCOM - Comprehensive Atmospheric Monitoring Programme, European Monitoring and Evaluation Programme" />
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    <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;Bergmans, Benjamin, b.bergmans@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chera 200, , 4000 Liege, Belgium&quot;, &quot;Lefèbvre, Mélanie, m.lefebvre@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chéra 200, 4000, Liège, Belgium&quot;" />
    <attribute name="ebas_submitter" value="&quot;Palmaerts, Benjamin, b.palmaerts@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chéra 200, 4000, Liège, Belgium&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." />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/precipitationpotassiummassconcentration" />
    <attribute name="actris_variable_preferred_term" value="precipitation potassium mass concentration" />
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    <attribute name="actris_matrix_preferred_term" value="precipitation phase" />
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    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/precipitationsampler" />
    <attribute name="actris_instrument_type_preferred_term" value="precipitation sampler" />
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    <attribute name="actris_access_restriction" type="long" value="0" />
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  <variable name="qc_potassium" shape="qc_potassium_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
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    <attribute name="units" value="1" />
  </variable>
  <variable name="meta_potassium" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_sodium" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_sodium_in_precipitation" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="mg/l" />
    <attribute name="ancillary_variables" value="qc_sodium meta_sodium" />
    <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="2026-04-28T14:16:13.414432Z" />
    <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="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="BE0007R" />
    <attribute name="ebas_platform_code" value="BE0007S" />
    <attribute name="ebas_station_name" value="Vielsalm" />
    <attribute name="ebas_station_latitude" type="double" value="50.304003" />
    <attribute name="ebas_station_longitude" type="double" value="6.001271" />
    <attribute name="ebas_station_altitude" value="487.0 m" />
    <attribute name="ebas_measurement_altitude" value="496.0 m" />
    <attribute name="ebas_measurement_height" value="1.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="sodium" />
    <attribute name="ebas_unit" value="mg/l" />
    <attribute name="ebas_matrix" value="precip" />
    <attribute name="ebas_laboratory_code" value="BE03L" />
    <attribute name="ebas_instrument_type" value="wet_only_sampler" />
    <attribute name="ebas_instrument_name" value="EQ1_EP_13_1" />
    <attribute name="ebas_instrument_manufacturer" value="Eigenbrodt" />
    <attribute name="ebas_instrument_model" value="NSA181KS" />
    <attribute name="ebas_instrument_serial_number" value="3472" />
    <attribute name="ebas_analytical_laboratory_code" value="BE03L" />
    <attribute name="ebas_analytical_measurement_technique" value="IC" />
    <attribute name="ebas_analytical_instrument_name" value="EQ1_MP_14_48_49" />
    <attribute name="ebas_analytical_instrument_manufacturer" value="Metrohm" />
    <attribute name="ebas_analytical_instrument_model" value="930 Compact IC Flex" />
    <attribute name="ebas_analytical_instrument_serial_number" value="29302560-00036408 &amp; 293022160-0036427" />
    <attribute name="ebas_method_ref" value="BE03L_EQ1_MP_14_48_49" />
    <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014" />
    <attribute name="ebas_blank_correction" value="Not blank corrected" />
    <attribute name="ebas_detection_limit" value="0.02 mg/l" />
    <attribute name="ebas_detection_limit_expl" value="QL determined according to NFT 90-210 standard, DL=0.33 * QL" />
    <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="BE03L, Institut Scientifique de Service Public, ISSeP, , &quot;Rue Chéra, 200&quot;, , 4000, Liege, Belgium" />
    <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;Bergmans, Benjamin, b.bergmans@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chera 200, , 4000 Liege, Belgium&quot;, &quot;Lefèbvre, Mélanie, m.lefebvre@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chéra 200, 4000, Liège, Belgium&quot;" />
    <attribute name="ebas_submitter" value="&quot;Palmaerts, Benjamin, b.palmaerts@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chéra 200, 4000, Liège, Belgium&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." />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/precipitationsodiummassconcentration" />
    <attribute name="actris_variable_preferred_term" value="precipitation sodium mass concentration" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/precipitationphase" />
    <attribute name="actris_matrix_preferred_term" value="precipitation phase" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/precipitationsampler" />
    <attribute name="actris_instrument_type_preferred_term" value="precipitation sampler" />
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    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_sodium" shape="qc_sodium_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="meta_sodium" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_sulphate_corrected_mg_S_per_l" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_sulphate_corrected_for_seaspray_expressed_as_sulphur_in_precipitation" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="mg/l" />
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    <attribute name="ebas_analytical_instrument_manufacturer" value="Metrohm" />
    <attribute name="ebas_analytical_instrument_model" value="930 Compact IC Flex" />
    <attribute name="ebas_analytical_instrument_serial_number" value="29302560-00036408 &amp; 293022160-0036427" />
    <attribute name="ebas_method_ref" value="BE03L_EQ1_MP_14_48_49" />
    <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014" />
    <attribute name="ebas_blank_correction" value="Not blank corrected" />
    <attribute name="ebas_detection_limit" value="0.1 mg/l" />
    <attribute name="ebas_detection_limit_expl" value="QL determined according to NFT 90-210 standard, DL=0.33 * QL" />
    <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="BE03L, Institut Scientifique de Service Public, ISSeP, , &quot;Rue Chéra, 200&quot;, , 4000, Liege, Belgium" />
    <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;Bergmans, Benjamin, b.bergmans@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chera 200, , 4000 Liege, Belgium&quot;, &quot;Lefèbvre, Mélanie, m.lefebvre@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chéra 200, 4000, Liège, Belgium&quot;" />
    <attribute name="ebas_submitter" value="&quot;Palmaerts, Benjamin, b.palmaerts@issep.be, Institut Scientifique de Service Public, ISSeP, 200, Air Quality, Rue du Chéra 200, 4000, Liège, Belgium&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." />
    <attribute name="ebas_comment" value="Data converted on export from EBAS from 'mg S/l' to 'mg/l', conversion factor 2.996. Detection limit converted from '0.02 mg S/l' to '0.1 mg/l', conversion factor 2.996." />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/precipitationsulphatemassconcentration" />
    <attribute name="actris_variable_preferred_term" value="precipitation sulphate mass concentration" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/precipitationphase" />
    <attribute name="actris_matrix_preferred_term" value="precipitation phase" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/precipitationsampler" />
    <attribute name="actris_instrument_type_preferred_term" value="precipitation sampler" />
    <attribute name="actris_framework_uri" value="https://vocabulary.actris.nilu.no/actris_controlled_lists/CAMP, https://vocabulary.actris.nilu.no/actris_controlled_lists/EMEP" />
    <attribute name="actris_framework_preferred_term" value="CAMP, EMEP" />
    <attribute name="actris_temporal_resolution" value="P1D" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_sulphate_total_mg_per_l" shape="qc_sulphate_total_mg_per_l_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="meta_sulphate_total_mg_per_l" 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 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <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 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <attribute name="bounds" value="metadata_time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
</netcdf>
