Geiger Readings for September 4, 2013
Latitude 47.704656 Longitude -122.318745
Ambient office = .088 microsieverts per hour
Ambient outside = .089 microsieverts per hour
Soil exposed to rain water = .091 microsieverts per hour
Romaine lettuce from Costco = .106 microsieverts per hour
Tap water = .081 microsieverts per hour
Filtered water = .063 microsieverts per hour