Monitoring of long-range transported air pollutants in Norway

This report presents results from the monitoring of atmospheric composition and deposition of air pollution in 2022, and focuses on main components in air and precipitation, particulate and gaseous phase of inorganic constituents, particulate
carbonaceous matter, ground level ozone and particulate matter.

The level of pollution in 2022 was generally low though a few high episodes occurred, i.e., one in March with elevated aerosol concentrations and one during July, with high ozone levels.