Geiger Readings for Dec 13, 2016

Ambient office = 88 nanosieverts per hour
 
Ambient outside = 84 nanosieverts per hour
 
Soil exposed to rain water = 83 nanosieverts per hour
 
Redleaf lettuce from Central Market = 90 nanosieverts per hour
 
Tap water = 87 nanosieverts per hour
 
Filter water = 79 nanosieverts per hour