Geiger Readings for May 04, 2016

Ambient office = 71 nanosieverts per hour
 
Ambient outside = 151 nanosieverts per hour
 
Soil exposed to rain water = 172 nanosieverts per hour
 
Celery from Central Market = 92 nanosieverts per hour
 
Tap water = 102 nanosieverts per hour
 
Filtered water = 80 nanosieverts per hour