Geiger Readings for Dec 12, 2019

Ambient office  = 113 nanosieverts per hour

Ambient outside = 178 nanosieverts per hour

Soil exposed to rain water = 155 nanosieverts per hour

Celery from Central Market = 67 nanosieverts per hour

Tap water = 84 nanosieverts per hour

Filtered water = 77 nanosieverts per hour