Geiger Readings for Nov 20, 2017

Ambient office = 94 nanosieverts per hour
 
Ambient outside = 73 nanosieverts per hour
 
Soil exposed to rain water = 73 nanosieverts per hour
 
Crimini mushroom from Central Market = 115 nanosieverts per hour
 
Tap water = 87 nanosieverts per hour
 
Filter water = 79 nanosieverts per hour