Geiger Readings for July 15, 2016

Ambient office = 111 nanosieverts per hour
 
Ambient outside = 114 nanosieverts per hour
 
Soil exposed to rain water = 113 nanosieverts per hour
 
Crimini mushroom from Central Market = 74 nanosieverts per hour
 
Tap water = 118 nanosieverts per hour
 
Filtered water = 109 nanosieverts per hour