Title
Resolution No.15-14, Adopting City of Oregon City Public Works Stormwater and Grading Design Standards and Clackamas County Erosion Prevention and Sediment Control Planning and Design Manual Coupled With an Oregon City Addendum
Body
RECOMMENDED ACTION (Motion):
Staff is recommending a resolution adopting the recent revisions to the City's Public Works Stormwater and Grading Design manual in order to comply with parts the City’s National Pollution Discharge Elimination Systems Permit (NPDES) from the Oregon Department of Environmental Quality (DEQ) and the Federal Environmental Protection Agency (EPA). Additionally, staff recommend to concurrently adopt the revised Clackamas Erosion Prevention and Sediment Control Planning and Design Manual and Oregon City Addendum.
BACKGROUND:
Stormwater management is a key element in maintaining and enhancing livability within the City of Oregon City. Properly managing stormwater is vital to protecting our water resources for a great number of uses, including fish and wildlife habitat, recreation, and drinking water.
The goal of these updated standards is to provide local engineers, developers, builders, and City staff clear guidance in planning and designing stormwater conveyance and management systems that are appropriate to the local climate, hydrogeology, and geology. These standards apply to public and private projects throughout the City and are required under the City’s existing NPDES Permit. The primary changes to the standards required to the City to address two key aspects of stormwater management; addressing hydro modification and increasing water quality. These two principles can be addressed by actively promoting Low Impact Development as the preferred standard, where feasible, within Oregon City.
Staff has already conducted one developer outreach workshop, presented the modifications to the City’s Natural Resource Committee and the Citizen Involvement Committee, all of which have recommend supporting ...
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