Geiger Readings for December 9, 2013

Ambient office = 109 nanosieverts per hour
 
Ambient outside = 117 nanosieverts per hour
 
Soil exposed to rain water = 93 nanosieverts per hour
 
Vine ripened tomato from Top Foods = 108 nanosieverts per hour
 
Tap water = 88 nanosieverts per hour
 
Filtered water = 74 nanosieverts per hour