Geiger Readings for Sep 14, 2015

Ambient office = 91 nanosieverts per hour
 
Ambient outside = 59 nanosieverts per hour
 
Soil exposed to rain water = 73 nanosieverts per hour
 
Romaine lettuce from Central Market = 92 nanosieverts per hour
 
Tap water = 96 nanosieverts per hour
 
Filtered water = 89 nanosieverts per hour