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OUNTY aNE LAND&WAT E R <br /> 2E C <br /> RESOURCES Jeremy Balousek, P.E., Division Manager <br /> D E P A R T M E N T Joe Parisi, Dane County Executive <br /> Land Conservation • Office of Lakes &Watersheds • Parks • Water Resource Engineering <br /> June 29, 2017 <br /> Jim Wills <br /> OW Holdings, LLC <br /> PO Box 620305 <br /> Middleton,WI 53562 <br /> The Storage Guy-Hwy 14-Stormwater Management Permit SM2017-0119 <br /> Mr.Wills: <br /> The stormwater management plan meets the requirements of Dane County's stormwater management <br /> ordinance. The development is subject to the following permit requirements: <br /> 1. All components of the stormwater management system must be constructed in accordance with <br /> the approved plans and applicable WI DNR and Dane County standards. <br /> 2. All stormwater management facilities shall be installed prior to October 1, 2017. <br /> 3. Upon completion of construction, as-built certification, bearing the seal of a professional <br /> engineer licensed in the State of Wisconsin, must be submitted for approval. <br /> 4. Stormwater management facilities must be maintained in accordance with the approved plan <br /> and stormwater management system maintenance agreement. <br /> Stormwater Management Standards and Proposed Practices <br /> Performance Standard Proposed Practices and Performance Achieved <br /> Sediment Control Bioretention basins are designed to reduce by 80%the average <br /> 80%Reduction annual total suspended solids load. <br /> Oil and Grease Control Bioretention basins are designed to provide oil and grease control for <br /> Treat first half-inch runoff from proposed parking and associated traffic areas. <br /> Temperature Control Bioretention basins are designed to provide thermal control of runoff. <br /> No Increase <br /> Lyman F.Anderson Agriculture&Conservation Center <br /> 5201 Fen Oak Drive, Room 208, Madison,WI 53718; Phone: (608)224-3730 Fax: (608)224-3745 <br /> https://wred-Iwrd.countyofdane.com <br />