Geiger Readings for June 19, 2015

Ambient office = 136 nanosieverts per hour
 
Ambient outside = 129  nanosieverts per hour
 
Soil exposed to rain water = 109 nanosieverts per hour
 
Mango from Central Market = 94 nanosieverts per hour
 
Tap water = 86 nanosieverts per hour
 
Filtered water = 74 nanosieverts per hour