Geiger Readings for Dec 13, 2017

Ambient office = 99 nanosieverts per hour
 
Ambient outside = 107 nanosieverts per hour
 
Soil exposed to rain water = 109 nanosieverts per hour
 
Celery from Central Market = 111 nanosieverts per hour
 
Tap water = 94 nanosieverts per hour
 
Filter water = 86 nanosieverts per hour