Geiger Readings for Mar 16, 2017

Ambient office = 120 nanosieverts per hour
 
Ambient outside = 162 nanosieverts per hour
 
Soil exposed to rain water = 171 nanosieverts per hour
 
Iceberg lettuce from Central Market = 81 nanosieverts per hour
 
Tap water = 78 nanosieverts per hour
 
Filter water = 73 nanosieverts per hour