Geiger Readings for November 19, 2014

Ambient office = 108  nanosieverts per hour
 
Ambient outside = 83  nanosieverts per hour
 
Soil exposed to rain water = 93 nanosieverts per hour
 
Crimini Mushrooms from Central Market = 81  nanosieverts per hour
 
Tap water = 79  nanosieverts per hour
 
Filtered water = 57 nanosieverts per hour