Ground based in situ observations of high_vol_sampler at Montsec (ES0022R). These measurements are gathered as a part of the following projects EMEP, CAMPAIGN and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: aluminium in pm10 (mass_concentration_of_aluminium_in_pm10_in_air), arsenic in pm10 (mass_concentration_of_arsenic_in_pm10_in_air), barium in pm10 (mass_concentration_of_barium_in_pm10_in_air), bromide in pm10 (mass_concentration_of_bromide_in_pm10_in_air), calcium in pm10 (mass_concentration_of_calcium_in_pm10_in_air), chloride in pm10 (mass_concentration_of_chloride_in_pm10_in_air), chromium in pm10 (mass_concentration_of_chromium_in_pm10_in_air), copper in pm10 (mass_concentration_of_copper_in_pm10_in_air), iron in pm10 (mass_concentration_of_iron_in_pm10_in_air), lead in pm10 (mass_concentration_of_lead_in_pm10_in_air), magnesium in pm10 (mass_concentration_of_magnesium_in_pm10_in_air), manganese in pm10 (mass_concentration_of_manganese_in_pm10_in_air), mineral_dust in pm10 (mass_concentration_of_mineral_dust_in_pm10_in_air), molybdenum in pm10 (mass_concentration_of_molybdenum_in_pm10_in_air), nickel in pm10 (mass_concentration_of_nickel_in_pm10_in_air), phosphorus in pm10 (mass_concentration_of_phosphorus_in_pm10_in_air), pm10_mass in pm10 (mass_concentration_of_pm10_ambient_aerosol_particles_in_air), potassium in pm10 (mass_concentration_of_potassium_in_pm10_in_air), rubidium in pm10 (mass_concentration_of_rubidium_in_pm10_in_air), selenium in pm10 (mass_concentration_of_selenium_in_pm10_in_air), silicon in pm10 (mass_concentration_of_silicon_in_pm10_in_air), sodium in pm10 (mass_concentration_of_sodium_in_pm10_in_air), strontium in pm10 (mass_concentration_of_strontium_in_pm10_in_air), sulphate_total in pm10 (mass_concentration_of_sulphate_total_in_pm10_in_air), titanium in pm10 (mass_concentration_of_titanium_in_pm10_in_air), vanadium in pm10 (mass_concentration_of_vanadium_in_pm10_in_air), zinc in pm10 (mass_concentration_of_zinc_in_pm10_in_air), zirconium in pm10 (mass_concentration_of_zirconium_in_pm10_in_air)