Item 4: PH - Ordinance on Stormwater Development Standards

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gutters, manholes, catch basins, ponds, open drainage ways, runoff control facilities, wetlands, and their accessories. Water Quality Design Storm. A theoretical storm for estimating the amount of stormwater runoff to be treated. Facilities designed to store and treat a volume of stormwater shall be sized in accordance with the Stormwater Management Manual. Section 2. Subsection (2) of Section 9.6420 of the Eugene Code, 1971, is amended as follows. 9.6420 Parking Area Standards. (2) Drainage. All parking areas, except those in conjunction with a single family or two family dwelling, shall be graded so as not to drain storm water over the public sidewalk or onto any abutting property. Drainage improvements shall be provided as required by the stormwater provisions of EC [9.6510 Stormwater Drainage] 9.6790 to 9.6797. Section 3. Section 9.6510 of the Eugene Code, 1971, is repealed. 9.6510Stormwater Drainage [ . An applicant proposing a new development must submit documentation to the City showing the stormwater drainage facilities into which the proposed development will drain. The documentation must establish that the new development will drain into existing stormwater drainage facilities that, considering all developments that have received tentative or final plan approval as of the date the developer submits a complete application, have the capacity to handle the stormwater drainage that will be generated by the proposed new development, or, if the applicant cannot establish that existing stormwater drainage facilities have such capacity, the applicant must construct storm drainage facilities to accommodate the stormwater draining from the proposed development. The applicant must dedicate public easements approved by the city over the stormwater drainage facilities provided the city makes findings to demonstrate consistency with constitutional requirements. Stormwater drainage facilities shall be designed and constructed according to adopted plans and policies, and in accordance with standards in Chapters 6 and 7 of this code. The conveyance of ownership or dedication of easements may be required in any of the following circumstances: Ordinance - 3 4/3/06 - Ordinance includes changes made pursuant to the 1/9/06, 1/10/06 and 2/13/06 PC meetings and the 3/13/06 City Council Work Session. L:\CMO\2006 Council Agendas\M060410\S0604104-attA.doc