Latitude 47.704656 Longitude -122.318745
Geiger Counter Readings in Seattle, WA on May 18, 2013
Ambient office = .121 microsieverts per hour
Ambient outside = .120 microsieverts per hour
Soil exposed to rain water = .110 microsieverts per hour
Zone nutrition bar from Costco = .112 microsieverts per hour
Tap water = .081 microsieverts per hour
Filtered water = .065 microsieverts per hour