Latitude 47.704656 Longitude -122.318745Ambient office = .072 microsieverts per hour Tap water = .072 micosieverts per hour Filtered water = .059 micosieverts per hour Kirkland Salted Butter = .072 micosieverts per hour Ambient outside = .110 micosieverts per hour Soil exposed to rain = .119 micosieverts per hour
