Ground based in situ observations of aerosol_light_backscattering_coefficient at Cabauw Zijdeweg (NL0011R) using nephelometer. These measurements are gathered as a part of the following projects ACTRIS, EUSAAR, GAW-WDCA and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: aerosol_light_backscattering_coefficient in pm10