Geiger Readings for Aug 02, 2015

Ambient office = 100  nanosieverts per hour
 
Ambient outside = 93   nanosieverts per hour
 
Soil exposed to rain water = 104  nanosieverts per hour
 
Romaine lettuce from Central Market = 115  nanosieverts per hour
 
Tap water = 95 nanosieverts per hour
 
Filtered water = 87  nanosieverts per hour