Latitude 47.704656 Longitude -122.318745
Geiger Counter Readings in Seattle, WA on July 17, 2013
Ambient office = .127 microsieverts per hour
Ambient outside = .100 microsieverts per hour
Soil exposed to rain water = .083 microsieverts per hour
Redleaf lettuce from Costco = .109 microsieverts per hour
Tap water = .083 microsieverts per hour
Filtered water = .070 microsieverts per hour