Geiger Readings for Apr 11, 2016

Ambient office = 99 nanosieverts per hour
 
Ambient outside = 95 nanosieverts per hour
 
Soil exposed to rain water = 101 nanosieverts per hour
 
Crimini mushroom from Central Market = 88 nanosieverts per hour
 
Tap water = 87 nanosieverts per hour
 
Filtered water = 80 nanosieverts per hour