Geiger Readings for Aug 22, 2017

Ambient office = 60 nanosieverts per hour
 
Ambient outside = 97 nanosieverts per hour
 
Soil exposed to rain water = 93 nanosieverts per hour
 
Red potato from Central Market = 53 nanosieverts per hour
 
Tap water = 109 nanosieverts per hour
 
Filter water = 104 nanosieverts per hour