Geiger Readings for Jul 24, 2015

Ambient office = 114 nanosieverts per hour
 
Ambient outside = 62  nanosieverts per hour
 
Soil exposed to rain water = 73 nanosieverts per hour
 
Vine ripened tomato from Central Market = 136 nanosieverts per hour
 
Tap water = 119 nanosieverts per hour
 
Filtered water = 113 nanosieverts per hour