OXIDANT DATA COLLECTION IN OECD-EUROPE 1985-87 (OXIDATE). REPORT ON OZONE, NITROGENDIOXIDE AND PEROXYACETYL NITRATE, APRIL - SEPTEMBER 1985.

The report summarizes the data from 25 regional measurement stations in 9 countries. Ozone data is given from 24 stations, NO2 from six stations and PAN from one station. Frequency distributions, mean diurnal concentration variation. monthly mean values and trajectory sector distributions are given together with a brief discussion of oxidant episodes.