Geiger Readings for Dec 25, 2015

Ambient office = 74 nanosieverts per hour
 
Ambient outside = 122 nanosieverts per hour
 
Soil exposed to rain water = 96 nanosieverts per hour
 
Avocado from Central Market = 90 nanosieverts per hour
 
Tap water = 102 nanosieverts per hour
 
Filtered water = 92 nanosieverts per hour