Geiger Readings for January 24, 2014

Ambient office = 76 nanosieverts per hour
 
Ambient outside = 89  nanosieverts per hour
 
Soil exposed to rain water = 99 nanosieverts per hour
 
Red seedless grapes from Central Market = 79  nanosieverts per hour
 
Tap water = 129  nanosieverts per hour
 
Filtered water = 115 nanosieverts per hour
 
Pacific Cod – Caught in USA = 68 nanosieverts per hour