Geiger Readings for Jul 13, 2017

Ambient office = 110 nanosieverts per hour
 
Ambient outside = 85 nanosieverts per hour
 
Soil exposed to rain water = 88 nanosieverts per hour
 
Crimini mushroom from Central Market = 76 nanosieverts per hour
 
Tap water = 83 nanosieverts per hour
 
Filter water = 78 nanosieverts per hour