The Geiger Counter suddenly alarmed on Saturday afternoon at 1842Hrs BST, June 17th 2017. , Wiltshire It was a very large relative spike, lasting about 90s seconds. This is just a mention if anyone else got real data, perhaps it was just a astronomical energy pulse. Such high rise relative to background means something has occurred. The threshold for the alarm on this dosimeter is set to alert soldiers of dangerous levels of radiation.
Radiation Alert Fast Blast June 17th 2017
June 17, 2017 7:54 pm