Ambient office  = 94 nanosieverts per hour

Ambient outside = 104 nanosieverts per hour

Soil exposed to rain water = 121 nanosieverts per hour

Romaine lettuce from Central Market = 60 nanosieverts per hour

Tap water = 89 nanosieverts per hour

Filter water = 84 nanosieverts per hour

Dover sole – Caught in USA = 100 nanosieverts per hour