Geiger Readings for February 23, 2014

Ambient office = 121 nanosieverts per hour
 
Ambient outside = 115  nanosieverts per hour
 
Soil exposed to rain water = 108 nanosieverts per hour
 
Avacado from Costco = 71  nanosieverts per hour
 
Tap water = 89  nanosieverts per hour
 
Filtered water = 81 nanosieverts per hour