Geiger Readings for May 25, 2015
Latitude 47.704656 Longitude -122.318745
Ambient office = 74 nanosieverts per hour
Ambient outside = 81 nanosieverts per hour
Soil exposed to rain water = 73 nanosieverts per hour
Vine ripened tomato from Central Market = 153 nanosieverts per hour
Tap water = 197 nanosieverts per hour
Filtered water = 93 nanosieverts per hour