Ambient office  =77 nanosieverts per hour

Ambient outside = 124 nanosieverts per hour

Soil exposed to rain water = 123 nanosieverts per hour

Beefsteak tomato from Central Market = 125 nanosieverts per hour

Tap water = 73 nanosieverts per hour

Filter water = 69 nanosieverts per hour

Dover sole – Caught in USA = 100 nanosieverts per hour