Geiger Counter Readings in Seattle, WA on July 19, 2012

Ambient office = .102 microsieverts per hour

Tap water = .147 micosieverts per hour

Filtered water = .136 micosieverts per hour

Bell pepper from supermarket = .065 micosieverts per hour

Ambient outside = .121 micosieverts per hour

Soil exposed to rain = .088 micosieverts per