Geiger Readings for Aug 20, 2015

Ambient office = 72  nanosieverts per hour
 
Ambient outside = 130   nanosieverts per hour
 
Soil exposed to rain water = 129  nanosieverts per hour
 
Kale from Central Market = 112  nanosieverts per hour
 
Tap water = 69 nanosieverts per hour
 
Filtered water = 63  nanosieverts per hour