Ground based in situ observations of bulk_sampler at Storhofdi (IS0091R). These measurements are gathered as a part of the following projects CAMP, AMAP, 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), HCB in precip (mass_concentration_of_hexachlorobenzene_in_precipitation), PCB_101 in precip (mass_concentration_of_polychlorinated_biphenyl_101_in_precipitation), PCB_105 in precip (mass_concentration_of_polychlorinated_biphenyl_105_in_precipitation), PCB_118 in precip (mass_concentration_of_polychlorinated_biphenyl_118_in_precipitation), PCB_138 in precip (mass_concentration_of_polychlorinated_biphenyl_138_in_precipitation), PCB_153 in precip (mass_concentration_of_polychlorinated_biphenyl_153_in_precipitation), PCB_156 in precip (mass_concentration_of_polychlorinated_biphenyl_156_in_precipitation), PCB_180 in precip (mass_concentration_of_polychlorinated_biphenyl_180_in_precipitation), PCB_28 in precip (mass_concentration_of_polychlorinated_biphenyl_28_in_precipitation), PCB_31 in precip (mass_concentration_of_polychlorinated_biphenyl_31_in_precipitation), PCB_52 in precip (mass_concentration_of_polychlorinated_biphenyl_52_in_precipitation), alpha_HCH in precip (mass_concentration_of_alpha_hexachlorocyclohexane_in_precipitation), beta_HCH in precip (mass_concentration_of_beta_hexachlorocyclohexane_in_precipitation), cis_CD in precip (mass_concentration_of_cis_chlordane_in_precipitation), dieldrin in precip (mass_concentration_of_dieldrin_in_precipitation), gamma_HCH in precip (mass_concentration_of_gamma_hexachlorocyclohexane_in_precipitation), op_DDE in precip (mass_concentration_of_op_dichlorodiphenyldichloroethylene_in_precipitation), op_DDT in precip (mass_concentration_of_op_dichlorodiphenyltrichloroethane_in_precipitation), pp_DDD in precip (mass_concentration_of_pp_dichlorodiphenyldichloroethane_in_precipitation), pp_DDE in precip (mass_concentration_of_pp_dichlorodiphenyldichloroethylene_in_precipitation), pp_DDT in precip (mass_concentration_of_pp_dichlorodiphenyltrichloroethane_in_precipitation), trans_CD in precip (mass_concentration_of_trans_chlordane_in_precipitation), trans_NO in precip (mass_concentration_of_trans_nonachlor_in_precipitation)