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Agreement No: WQC-2017-Tukwil-00158 Page 1 of 34 <br /> Project Title: Stormwater Outfall Water Quality Retrofit Design <br /> Recipient Name: City of Tukwila <br /> DEPARTMENT OF <br /> lifi : GY <br /> { <br /> n �� <br /> k State of Washington <br /> Agreement WQC-2017-Tukwil-00158 <br /> WATER QUALITY COMBINED FINANCIAL ASSISTANCE AGREEMENT <br /> BETWEEN THE STATE OF WASHINGTON DEPARTMENT OF ECOLOGY <br /> AND <br /> CITY OF TUKWILA <br /> This is a binding Agreement entered into by and between the State of Washington, Department of Ecology, hereinafter <br /> referred to as"ECOLOGY" and the City of Tukwila, hereinafter referred to as the "RECIPIENT" to carry out with the <br /> provided funds,the activities described herein. <br /> GENERAL INFORMATION <br /> Project Title: Stormwater Outfall Water Quality Retrofit <br /> Design <br /> Total Cost: $287,500.00 <br /> Total Eligible Cost: $287,500.00 <br /> Ecology Share: $244,375.00 <br /> Recipient Share: $43,125.00 <br /> The Effective Date of this Agreement is: July 1, 2018 <br /> The Expiration Date of this Agreement is no later than: June 30, 2021 <br /> Project Type: Stormwater Facility <br /> Project Short Description: (500 character limit, includes spaces) <br /> This project will improve water quality in the Green-Duwamish River through the design of water quality treatment Best <br /> Management Practices at four outfalls in the city of Tukwila.The design will focus on the removal of total suspended <br /> solids (TSS), oil (total petroleum hydrocarbons),dissolved copper,dissolved zinc,and total phosphorus.The facilities will <br /> also reduce flows to the Green-Duwamish River by increasing stormwater infiltration and/or providing stormwater <br /> detention.Additional benefits of this project include (LIST). <br /> Project Long Description: (4,000 character limit, includes spaces) <br /> The project addresses the water quality of untreated stormwater runoff discharging into the Green-Duwamish River.The <br /> Duwamish River is classified as a Category 5, 303(d)-listed water body due to impairments from pH,temperature, <br /> polychlorinated biphenyls (PCBs), and other industrial pollutants.The EPA declared the river a Superfund site and <br /> 19 <br />