Geiger Readings for April 25, 2015

Ambient office = 93 nanosieverts per hour
 
Ambient outside = 115  nanosieverts per hour
 
Soil exposed to rain water = 124 nanosieverts per hour
 
Vine ripened tomato from Central Market = 100  nanosieverts per hour
 
Tap water = 77 nanosieverts per hour
 
Filtered water = 60 nanosieverts per hour