Geiger Readings for February 17, 2014

Ambient office = 88 nanosieverts per hour
 
Ambient outside = 80  nanosieverts per hour
 
Soil exposed to rain water = 69 nanosieverts per hour
 
Avacado from Costco = 74  nanosieverts per hour
 
Tap water = 91  nanosieverts per hour
 
Filtered water = 85 nanosieverts per hour