Geiger Readings for Jan 08, 2017

Ambient office  = 79 nanosieverts per hour
 
Ambient outside = 102 nanosieverts per hour
 
Soil exposed to rain water = 98 nanosieverts per hour
 
Yam from Central Market = 99 nanosieverts per hour
 
Tap water = 88 nanosieverts per hour
 
Filter water = 74 nanosieverts per hour