Geiger Readings for September 13, 2013
Latitude 47.704656 Longitude -122.318745
Ambient office = .121 microsieverts per hour
Ambient outside = .112 microsieverts per hour
Soil exposed to rain water = .128 microsieverts per hour
Redleaf lettuce from Costco = .126 microsieverts per hour
Tap water = .117 microsieverts per hour
Filtered water = .102 microsieverts per hour