An aerial radiological survey of the neutron products company and surrounding area

Abstract

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Cesium-137 in the Sediments of Fourmile Creek

“…Thirteen transects were selected along the creek (transects 4-16); an additional three transects (transects [1][2][3] were established in the Savannah River swamp area near the discharge of 4MC into the Savannah River floodplain (Figure 2 and 1, respectively). All transects were chosen by ER based on the count rates observed in the 662 keV region of the spectrum recorded in the aerial surveys.…”

“…A high performance helicopter equipped with two complete radiation detector and data acquisition systems is used for the aerial survey [1]. The radiation detector systems contain NaI(Tl) scintillation detectors.…”