Geiger Readings for May 23, 2016

Ambient office = 129 nanosieverts per hour
 
Ambient outside = 162 nanosieverts per hour
 
Soil exposed to rain water = 154 nanosieverts per hour
 
Heirloom tomato from Central Market = 77 nanosieverts per hour
 
Tap water = 89 nanosieverts per hour
 
Filtered water = 80 nanosieverts per hour