Geiger Readings for Mar 20, 2017

Ambient office = 128 nanosieverts per hour
 
Ambient outside = 98 nanosieverts per hour
 
Soil exposed to rain water = 97 nanosieverts per hour
 
Heirloom tomato from Central Market = 99 nanosieverts per hour
 
Tap water = 82 nanosieverts per hour
 
Filter water = 79 nanosieverts per hour