Geiger Readings for Dec 16, 2016

Ambient office = 111 nanosieverts per hour
 
Ambient outside = 91 nanosieverts per hour
 
Soil exposed to rain water = 108 nanosieverts per hour
 
Crimini mushroom from Central Market = 115 nanosieverts per hour
 
Tap water = 93 nanosieverts per hour
 
Filter water = 84 nanosieverts per hour