Ambient office  = 67 nanosieverts per hour

Ambient outside = 151 nanosieverts per hour

Soil exposed to rain water = 143 nanosieverts per hour

Crimini mushroom from Central Market = 106 nanosieverts per hour

Tap water = 64 nanosieverts per hour

Filter water = 59 nanosieverts per hour

Cod – Caught in USA = 81 nanosieverts per hour