Ambient office  = 111 nanosieverts per hour

Ambient outside = 100 nanosieverts per hour

Soil exposed to rain water = 95 nanosieverts per hour

Red bell pepper from Central Market = 87 nanosieverts per hour

Tap water = 89 nanosieverts per hour

Filtered water = 82 nanosieverts per hour

Dover sole – Caught in USA = 108 nanosieverts per hour