Aerial Radiometric Survey of Parts of North Wales in July 1989

Abstract

This report summarises the experience, results and initial conclusions of a brief aerial radiometric survey commissioned by HTV, Cardiff of selected parts of North Wales in 1989. The aim of the work was to demonstrate the use of aerial gamma ray spectrometry in mapping 137Cs and other nuclides in and around parts of the areas subject to livestock movement restrictions since the 1986 nuclear disaster at Chernobyl