July 29 2021 charts.png Latitude 47.704656 Longitude -122.318745Ambient office = 142 nanosieverts per hour Ambient outside = 106 nanosieverts per hour Soil exposed to rain water = 100 nanosieverts per hour Tomato from Central Market = 86 nanosieverts per hour Tap water = 88 nanosieverts per hour Filter water = 67 nanosieverts per hour