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I <br /> 1 <br /> V. ANALYSIS AND DESIGN OF REQUIRED RUNOFF CONTROL <br /> Stormwater Flow Control <br /> As discussed in the Developed Conditions section above, flow control is not required for this <br /> tproject. Meeting notes and correspondence included in Appendix D confirm that flow control is <br /> not required. <br /> Stormwater Quality Treatment <br /> As discussed in the Developed Conditions section above, water quality treatment is not required <br /> for this project. Meeting notes and correspondence included in Appendix D confirm that water <br /> quality treatment is not required. <br /> ' Conveyance System <br /> The conveyance system for the project is sized to convey the 25-year storm event of the <br /> proposed development. The Rational Method was used to perform sizing of the storm drainage <br /> system. Pipe sizing and backwater calculations for the project are included in Appendix B. <br /> Discharge Location <br /> The development will maintain the site's natural drainage patterns and discharge location. Storm <br /> runoff from the site will continue to flow from the north toward the southeast. Stormwater will <br /> be collected and discharged into the Snohomish River at the existing outfall. <br /> 1 <br /> 1 <br /> I <br /> ■ <br /> I <br /> Regional Disposal Company June 11, 2014 <br /> ' Everett Transfer Facility Reid iddleton <br /> Stormwater Site Plan - 11 - <br /> I <br />