Geiger Readings for Jan 10, 2017

Ambient office = 86 nanosieverts per hour
 
Ambient outside = 73 nanosieverts per hour
 
Soil exposed to rain water = 72 nanosieverts per hour
 
Redleaf lettuce from Central Market = 85 nanosieverts per hour
 
Tap water = 115 nanosieverts per hour
 
Filter water = 102 nanosieverts per hour