Geiger Readings for Apr 19, 2016

Ambient office = 125 nanosieverts per hour
 
Ambient outside = 104 nanosieverts per hour
 
Soil exposed to rain water = 112 nanosieverts per hour
 
Crimini mushroom from Central Market = 67 nanosieverts per hour
 
Tap water = 119 nanosieverts per hour
 
Filtered water = 110 nanosieverts per hour