Ambient office = 80 nanosieverts per hour

 

Ambient outside = 85 nanosieverts per hour

 

Soil exposed to rain water = 88 nanosieverts per hour

 

Crimini mushrooms from Top Foods = 85 nanosieverts per hour

 

Tap water = 105 nanosieverts per hour

 

Filtered water = 92 nanosieverts per hour