Latitude 47.704656 Longitude -122.318745 Ambient office = .064 microsieverts per hour Tap water = .113 micosieverts per hour Filtered water = .089 micosieverts per hour Kirkland Salted Butter = .083 micosieverts per hour Ambient outside = .089 micosieverts per hour Soil exposed to rain = .077 micosieverts per hour
