Geiger Readings for Feb 12, 2016
Latitude 47.704656 Longitude -122.318745
Ambient office = 105 nanosieverts per hour
Ambient outside = 140 nanosieverts per hour
Soil exposed to rain water = 132 nanosieverts per hour
Redleaf lettuce from Central Market = 140 nanosieverts per hour
Tap water = 115 nanosieverts per hour
Filter water = 108 nanosieverts per hour