Geiger Readings for September 29, 2014

Ambient office = 89 nanosieverts per hour
 
Ambient outside = 87 nanosieverts per hour
 
Soil exposed to rain water = 101 nanosieverts per hour
 
Green seedless grapes from Central Market = 95 nanosieverts per hour
 
Tap water = 97 nanosieverts per hour
 
Filtered water = 86 nanosieverts per hour