Geiger Readings for February 05, 2014

Ambient office = 89 nanosieverts per hour
 
Ambient outside = 66  nanosieverts per hour
 
Soil exposed to rain water = 50 nanosieverts per hour
 
Celery from Central Market = 76  nanosieverts per hour
 
Tap water = 69  nanosieverts per hour
 
Filtered water = 62 nanosieverts per hour