Geophysical Observatory Swider, Poland

Geophysical Obsrervatory Swider

The Geophysical 0bservatory at Swider is located 25 km South-Southeast of the capital, Warsaw, and 2.5 km North-Northwest of the Otwock town, a small resort and local administrative center (population 20, 000). The bounded premises of the Observatory, some 7 ha (0.7 km3) of the surface area, are overgrown by pine and deciduous trees with a few clearings.

Mean aerosol concentration  3 nm - 3 mm (last 5 years) -10,000 particles cm-3.