Geiger Readings for Aug 21, 2016

Ambient office = 104 nanosieverts per hour
 
Ambient outside = 119 nanosieverts per hour
 
Soil exposed to rain water = 120 nanosieverts per hour
 
Red potato from Central Market = 107 nanosieverts per hour
 
Tap water = 60 nanosieverts per hour
 
Filtered water = 52 nanosieverts per hour