Ambient office  =  101 nanosieverts per hour

Ambient outside = 128 nanosieverts per hour

Soil exposed to rain water = 128 nanosieverts per hour

Cauliflower from Central Market = 90 nanosieverts per hour

Tap water = 80 nanosieverts per hour

Filter water = 66 nanosieverts per hour

Dover sole – Caught in USA = 113 nanosieverts per hour