Geiger Readings for Sep 28, 2017

Ambient office = 121 nanosieverts per hour
 
Ambient outside = 115 nanosieverts per hour
 
Soil exposed to rain water = 116 nanosieverts per hour
 
Celery from Central Market = 104 nanosieverts per hour
 
Tap water = 91 nanosieverts per hour
 
Filter water = 86 nanosieverts per hour