Geiger Readings for Apr 10, 2017

Ambient office = 64 nanosieverts per hour
 
Ambient outside = 61 nanosieverts per hour
 
Soil exposed to rain water = 64 nanosieverts per hour
 
Celery from Central Market = 142 nanosieverts per hour
 
Tap water = 73 nanosieverts per hour
 
Filter water = 66 nanosieverts per hour