The Geiger–Müller counter in Skierniewice, Poland. The Geiger Counter updates every five minutes with counts-per-minute (CPM) and microsieverts. Dead Time Correction (DTC) is done to compensate for detector dead time.

Human exposure to natural background radiation (global average) = 0.274µSv/h. (Geiger counter : M4011 GM tube)

Radiation level in Nørresundby, Denmark

Radioactivity trend in Niederwil AG Switzerland

The Geiger Counter updates every few minutes with counts-per-minute (CPM) and microsieverts. This is an Unofficial/Non-Government feed and may go offline occasionally for maintenance. More details: http://ibtek.wordpress.com/