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HomeMy WebLinkAboutPW Stormwater Management Ordinance PPTStormwater Pollution Prevention 2015 Amendments to City of San Rafael's Municipal Code Section 9.30 in support of 2013 Phase II NPDES Stormwater Permit Compliance Introductions Marin County Terri Fashing — Storm Water Program Administrator, Marin County Storm Water Pollution Prevention Program Public Works Staff Leslie Blomquist, Acting City Engineer Diane Decicio, Senior Associate Engineer 11 Clean Water Acts Stormwater Amendments (1987) Background E PA Phase II Stormwater Permit Issued 2003 and 2013 State Water � Resources Control Board L (SWRCB) I F < -jj Basic Requirements — Prohibit non-stormwater discharges to storm drains. — Require Best Management Practices (BMPs) to prevent pollution. NPDES P part E 6 a. requires u s to change t Municipal C These code changes will give us t h e authority t o control pollutant discharges. � . „ :U Ordinance Amendments Overview • Language Modification • Licensing and Certification of City Staff • Illicit Discharge Response Plan • Erosion and Sediment Control Measures • Post Construction Measures • Data Collection Requirement Stormwater Control Plan (Small Project) Implement at least 1 site design measure(s): • Vegetated swa le • Rain barrel • Bioretention facility • Green roof • Porous pavement Stormwater Control Plan (Regulated Project) • Source controls (covered trash bins) • Site design measures to extent feasible • Treat runoff with bioretention facilities • Bioretention facilities provide required hydromodification management • Bioretention facility O&M requirements must be transferrable with the deed of sale Incorporate Low Impact Development Design and Source Controls r.L:. 4 ... and Drain Stormwater Runoff to Bioretention Facilities New Tasks • Discretionary Review • Building Permit Review • Operations and Maintenance • Capital Improvement Projects • Documentation =A 1 IENFORCEMENTUPLANNING BUILDING SEE 4' x a �/' 0000 V �ap gIIC.WOq S Brief Update on Phase II NPDES Permit Compliance • Permit provisions are phased in over the first 2-3 years of the permit term (2013-2016) • Focus has been on the development and early implementation of plans, procedures, and compliance tools necessary to meet requirements. • Trash Capture �.r Future Tasks 1 �1 F% yj�Jj�f F 7 -.a Questions and Comments