Geiger Readings for Apr 16, 2016

Ambient office = 111 nanosieverts per hour
 
Ambient outside = 52 nanosieverts per hour
 
Soil exposed to rain water = 53 nanosieverts per hour
 
Romaine lettuce from Central Market = 58 nanosieverts per hour
 
Tap water = 108 nanosieverts per hour
 
Filtered water = 83 nanosieverts per hour 
 
Rockfish – Caught in USA = 73 nanosieverts per hour