Geiger Readings for January 15, 2014
Latitude 47.704656 Longitude -122.318745
Ambient office = 71 nanosieverts per hour
Ambient outside = 58 nanosieverts per hour
Soil exposed to rain water = 52 nanosieverts per hour
Vine ripened tomato from Central Market = 100 nanosieverts per hour
Tap water = 105 nanosieverts per hour
Filtered water = 94 nanosieverts per hour