Geiger Readings for Apr 06, 2017

Ambient office = 133 nanosieverts per hour
 
Ambient outside = 174 nanosieverts per hour
 
Soil exposed to rain water = 188 nanosieverts per hour
 
Redleaf lettuce from Central Market = 95 nanosieverts per hour
 
Tap water = 92 nanosieverts per hour
 
Filter water = 87 nanosieverts per hour