Geiger Readings for Feb 17, 2016

Ambient office = 78 nanosieverts per hour
 
Ambient outside = 146 nanosieverts per hour
 
Soil exposed to rain water = 180 nanosieverts per hour
 
Celery from Central Market = 115 nanosieverts per hour
 
Tap water = 97 nanosieverts per hour
 
Filter water = 86 nanosieverts per hour