Ambient office =101 nanosieverts per hour

 

Ambient outside = 82 nanosieverts per hour

 

Soil exposed to rain water = 100 nanosieverts per hour

 

Asparagus from Top Foods = 100 nanosieverts per hour

 

Tap water = 97 nanosieverts per hour

 

Filtered water = 93 nanosieverts per hour