Geiger Readings for Dec 29, 2017

Ambient office = 89 nanosieverts per hour
 
Ambient outside = 63 nanosieverts per hour
 
Soil exposed to rain water = 60 nanosieverts per hour
 
Beefsteak tomato from Central Market = 108 nanosieverts per hour
 
Tap water = 135 nanosieverts per hour
 
Filter water = 122 nanosieverts per hour