Geiger Readings for Feb 11, 2015

Ambient office = 90 nanosieverts per hour
 
Ambient outside = 92 nanosieverts per hour
 
Soil exposed to rain water = 79 nanosieverts per hour
 
Carrot from Central Market = 53 nanosieverts per hour
 
Tap water = 56 nanosieverts per hour
 
Filtered water = 50 nanosieverts per hour