Iodine-131: Measurement and application of a novel tracer in Lake Michigan
Journal: UWM Digital Commons (University of Wisconsin–Milwaukee)
Year: 2015

Iodine-131 is a short-lived (half-life=8.0233 days), gamma emitting, radiopharmaceutical that, when excreted by patients, enters aquatic systems via sewage effluent discharged from water reclamation facilities (WRFs). Here, I report on 131I activities in the nearshore of southwest Lake Michigan in the vicinity of Milwaukee, Wisconsin. This is the first report on 131I activity in any of the Great Lakes of North America.\nThe flux of 131I from Milwaukee’s two WRFs was monitored from July 2013 to D