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DEPARTMENT OF WATER MANAGEMENT <br /> Memorandum No. 2012-08 <br /> April 10, 2012 <br /> TO: Mayor Michael T. McElroy and City Council <br /> FROM: Ryan P. McCrady, City Manager <br /> Keith D. Alexander, Director of Water Management <br /> SUBJECT: Agricultural Watershed Institute <br /> Lake Decatur Watershed TMDL Implementation Planning Project <br /> SUMMARY RECOMMENDATION: <br /> Council adopt the attached Resolution authorizing funding to the Agricultural Watershed <br /> Institute for a Lake Decatur Total Maximum Daily Load (TMDL) Implementation Planning <br /> Project at a cost not to exceed$44,032. <br /> BACKGROUND: <br /> The Agricultural Watershed Institute (AWI) was recently awarded an Illinois Environmental <br /> Protection Agency (TEPA) grant to conduct a Total Maximum Daily Load (TMDL) <br /> Implementation Planning Project. AWI has requested that the City financially participate in the <br /> project. A copy of the request is attached. <br /> The project focuses on reducing phosphorus, nitrogen and total suspended solids in the water <br /> coming from two areas of the Lake Decatur watershed, specifically the Big Creek and Big Ditch <br /> watersheds. These reductions will improve the quality of water flowing into Lake Decatur. The <br /> attached watershed map identifies the Big/Long Creek watershed in pink color and the Big Ditch <br /> watershed in tan color. Project details are described in the attached IEPA Financial Assistance <br /> Agreement with the Agricultural Watershed Institute. The main grant tasks are: <br /> • Considerable stakeholder involvement <br /> • In depth watershed resource inventories <br /> • Water quality modeling and cost estimates for a wide range of in-field, field-edge & <br /> riparian Best Management Practices (BMPs) <br /> • BMP scenarios technical report <br /> • TMDL implementation plans for the Big Creek and Big Ditch watersheds <br /> These projects typically require a 40% non IEPA financial contribution. Funding for this project <br /> will be provided from the following sources: <br /> IEPA $148,734 59% <br /> Illinois State Water Survey $ 58,125 23% <br /> City of Decatur $ 44,032 18% <br /> Project Total $250,891 100% <br />