Drafter
Clerk 04/23/2003
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AN ORDINANCE approving the Coal Creek Utility District 2002 Interim Comprehensive Sewer System Plan.
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PREAMBLE:
K.C.C. chapter 13.24 requires approval of comprehensive plans for sewer utilities as a prerequisite for granting right-of-way franchises and approval of right-of-way construction permits.
The Coal Creek Utility District 2002 Interim Comprehensive Sewer System Plan ("plan") discusses sewer service to existing and future populations within the district's six-and-one-half-square-mile service area. The service area includes parts of the cities of Bellevue, Newcastle and Renton, and approximately one hundred seventy-five acres of urban unincorporated King County. Currently, approximately sixteen thousand people are served by the district. At buildout, the population projected to reside in the service area will be over twenty-one thousand.
In August 2001 the district and the city of Bellevue entered into a settlement agreement regarding the city's assumption of parts of the district lying within the city's corporate boundary. Effective December 31, 2003, the city will assume ownership of the district's facilities located within city boundaries. This plan discusses the future assumption and its impacts on the district based on information currently available.
All of the district's wastewater flows are treated by King County. The average daily sanitary flow currently treated by the county is approximately six million gallons per day. At buildout of the service area, that amount is expected to increase to about seven million gallons per day, although reductions in base water use will likely decrease the ultimate flow significantly. Recent monitoring shows that the district currently has rates of infiltration and inflow in excess of those allowed by the county. The district is working with the county to reduce infiltration and inflow into its sewer system.
A six-year capital improvement program was id...

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