| - ILLINOIS ENVIRONMENTAL PROTECTION AGENCY
Exelon Generation Company, LLC.- Based on its review, the Agency GRANTS Quad Cities a provisional variance extension subject
to the specific conditions set forth below.- These impaired waters have a designated use of public and food
processing water as well as fish consumptions.- Temperature monitoring data shows that the Mississippi River water temperature at Quad Cities'
intake exceeded the non-excursion hour July temperature standard of 86°P on July 5, 2012, andremained above 86°P through July 10,2012.- Quad Cities states that at no time has the difference between ambient river temperature and the
temperature at the edge ofthe mixing zon... |