Ground based in situ observations of bulk_sampler at Iskrba (SI0008R). These measurements are gathered as a part of the following projects EMEP and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: arsenic in precip (mass_concentration_of_arsenic_in_precipitation), benz_a_anthracene in precip+dry_dep (tendency_of_atmosphere_mass_content_of_benz_a_anthracene_due_to_wet_and_dry_deposition), benzo_a_pyrene in precip+dry_dep (tendency_of_atmosphere_mass_content_of_benzo_a_pyrene_due_to_wet_and_dry_deposition), benzo_bjk_fluoranthenes in precip+dry_dep (tendency_of_atmosphere_mass_content_of_benzo_bjk_fluoranthenes_due_to_wet_and_dry_deposition), cadmium in precip (mass_concentration_of_cadmium_in_precipitation), chromium in precip (mass_concentration_of_chromium_in_precipitation), cobalt in precip (mass_concentration_of_cobalt_in_precipitation), copper in precip (mass_concentration_of_copper_in_precipitation), dibenzo_ah_anthracene in precip+dry_dep (tendency_of_atmosphere_mass_content_of_dibenzo_ah_anthracene_due_to_wet_and_dry_deposition), inden_123cd_pyrene in precip+dry_dep (tendency_of_atmosphere_mass_content_of_inden_123cd_pyrene_due_to_wet_and_dry_deposition), lead in precip (mass_concentration_of_lead_in_precipitation), manganese in precip (mass_concentration_of_manganese_in_precipitation), nickel in precip (mass_concentration_of_nickel_in_precipitation), vanadium in precip (mass_concentration_of_vanadium_in_precipitation), zinc in precip (mass_concentration_of_zinc_in_precipitation)