Geiger Readings for February 09, 2014

Ambient office = 84 nanosieverts per hour
 
Ambient outside = 81  nanosieverts per hour
 
Soil exposed to rain water = 75 nanosieverts per hour
 
Redleaf lettuce from Central Market = 94  nanosieverts per hour
 
Tap water = 96  nanosieverts per hour
 
Filtered water = 79 nanosieverts per hour