Geiger Readings for Apr 12, 2016

Ambient office = 92 nanosieverts per hour
 
Ambient outside = 114 nanosieverts per hour
 
Soil exposed to rain water = 108 nanosieverts per hour
 
Celery from Central Market = 87 nanosieverts per hour
 
Tap water = 80 nanosieverts per hour
 
Filtered water = 73 nanosieverts per hour