Geiger Readings for Oct 18, 2017

Ambient office = 138 nanosieverts per hour
 
Ambient outside = 93 nanosieverts per hour
 
Soil exposed to rain water = 93 nanosieverts per hour
 
Celery from Central Market = 115 nanosieverts per hour
 
Tap water = 134 nanosieverts per hour
 
Filter water = 114 nanosieverts per hour