Geiger Readings for October 4, 2013
Latitude 47.704656 Longitude -122.318745
Ambient office = .089 microsieverts per hour
Ambient outside = .113 microsieverts per hour
Soil exposed to rain water = .106 microsieverts per hour
Mango from Top Foods = .098 microsieverts per hour
Tap water = .074 microsieverts per hour
Filtered water = .064 microsieverts per hour