Geiger Readings for Dec 17, 2015

Ambient office = 128 nanosieverts per hour
 
Ambient outside = 81 nanosieverts per hour
 
Soil exposed to rain water = 65 nanosieverts per hour
 
Leek from Central Market = 84 nanosieverts per hour
 
Tap water = 97 nanosieverts per hour
 
Filtered water = 90 nanosieverts per hour