Geiger Readings for Apr 30, 2017

Ambient office = 92 nanosieverts per hour
 
Ambient outside = 98 nanosieverts per hour
 
Soil exposed to rain water = 108 nanosieverts per hour
 
Crimini mushroom from Central Market = 127 nanosieverts per hour
 
Tap water = 87 nanosieverts per hour
 
Filter water = 75 nanosieverts per hour