Geiger Readings for May 05, 2015

Ambient office = 70 nanosieverts per hour
 
Ambient outside = 82  nanosieverts per hour
 
Soil exposed to rain water = 108 nanosieverts per hour
 
Romaine lettuce from Central Market = 33  nanosieverts per hour
 
Tap water = 109 nanosieverts per hour
 
Filtered water = 99 nanosieverts per hour