Ground based in situ observations of chloride at Agia Marina Xyliatou / Cyprus Atmospheric Observatory (CY0002R) using high_vol_sampler. 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: chloride in pm10 (mass_concentration_of_chloride_in_pm10_in_air)