Latitude 47.704656 Longitude -122.318745
Geiger Counter Readings in Seattle, WA on April 7, 2013
Ambient office = .070 microsieverts per hour
Ambient outside = .051 microsieverts per hour
Soil exposed to rain = .079 microsieverts per hour
Kirkland salted butter from local Costco = .079 microsieverts per hour
Tap water = .148 microsieverts per hour
Filtered water = .127 microsieverts per hour