Geiger Readings for May 23, 2015

Ambient office = 60 nanosieverts per hour
 
Ambient outside = 92  nanosieverts per hour
 
Soil exposed to rain water = 94 nanosieverts per hour
 
Redleaf lettuce from Central Market = 143  nanosieverts per hour
 
Tap water = 119 nanosieverts per hour
 
Filtered water = 113 nanosieverts per hour  
 
Halibut Cheeks – Caught in USA = 115 nanosieverts per hour