Geiger Readings for Oct 30, 2015

Ambient office = 112 nanosieverts per hour
 
Ambient outside = 99 nanosieverts per hour
 
Soil exposed to rain water = 85 nanosieverts per hour
 
Romaine lettuce from Central Market = 101 nanosieverts per hour
 
Tap water = 130 nanosieverts per hour
 
Filtered water = 118 nanosieverts per hour