Geiger Readings for July 17, 2016

Ambient office = 89 nanosieverts per hour
 
Ambient outside = 107 nanosieverts per hour
 
Soil exposed to rain water = 111 nanosieverts per hour
 
Romaine lettuce from Central Market = 102 nanosieverts per hour
 
Tap water = 108 nanosieverts per hour
 
Filtered water = 100 nanosieverts per hour