Geiger Readings for January 27, 2014

Ambient office = 115 nanosieverts per hour
 
Ambient outside = 137  nanosieverts per hour
 
Soil exposed to rain water = 100 nanosieverts per hour
 
Carrot from Central Market = 73  nanosieverts per hour
 
Tap water = 63  nanosieverts per hour
 
Filtered water = 56 nanosieverts per hour