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Published byMarshall Tucker Modified over 9 years ago
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A Plan to Get Savvy About Urban Watersheds Dan Cloak, Dan Cloak Environmental Consulting Beau Goldie, Santa Clara Valley Water District Lorrie Gervin, City of Sunnyvale
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The Santa Clara Basin
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Santa Clara Basin Watershed Management Initiative Started in 1996 Stakeholders include: USEPA & Regional Water Quality Control Board State and Federal Resource Agencies Cities, Towns & County Santa Clara Valley Water District Valley Transportation Authority Environmental Advocates Citizens Groups Business Interests
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Watershed Planning Process Watershed Characteristics Report Pilot Watershed Assessments A Vision for Our Watershed Subgroups created 112 Action Worksheets Action Plan Technical Advisory Group Which of these actions are being done now?
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Watershed Action Plan For each of seven issues: An aspect of the watershed vision Natural & social history of environmental issue Existing law & regulation Status of implementation Watershed management objectives
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1. Stream Protection & Restoration Vision: Support salmon & steelhead - Restore seasonal flows and overbanking - Restore and maintain in-stream habitat History: Dams, flow diversions, channelization Science: River continuum & stream equilibrium Policy: Flows, Permits, Sediment TMDLs Status: Stewardship added to District mission Objective: Integrate flood protection & restoration - Commit to long-term Adaptive Management
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2. Floodplain & Riparian Planning Vision: Continuous riparian corridors & floodplains - For flood management, habitat, parks, trails History & Science: Ideas about flood control and floodplain management (Gilbert White, 1942) - Landscape ecology & riparian corridors Policies: NFIP, City & District, Trails Plan Objective: Integrated planning process Shared sense of place
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3. Conserving Biodiversity Vision: Comprehensive plan to preserve biodiversity (variety of habitats, organisms, & genetic makeup) Also provide for jobs & housing History: Open space preservation along with sprawl Science: What is critical habitat? Policy: ESA, HCPs, NCCPs Status: HCP/NCCP in Santa Clara County Objective: Creation & management of habitat reserves
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3. Conserving Biodiversity in Wetlands Status: Acquisition of 15,000 additional acres - Expand the SF Bay National Wildlife Refuge Objective: Facilitate restoration of salt ponds, maintain flood protection, protect water quality - Comprehensive planning process
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4. General Plans & Specific Area Plans Vision: Protected corridors with intense development History: Modernism + incentives + economics = Sprawl Policies: California General Plan Law, “Smart Growth” Objective: Incorporate vision into General Plans - Reach out to “smart growth” advocates - Plan for designation & acquisition of habitat corridors
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5. Site Development & Drainage Vision: Retrofitted drainage systems protect streams Science: Imperviousness & effects on streams - Site and drainage design solutions History: Cities’ slow changes in design standards Policy: Amended municipal stormwater permit Objective: Assist implementation of permit & coordinate with other aspects of vision
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6. Assessments, TMDLs, & Discharge Permits Vision: Waters fishable, swimmable, without pollution History: Success in cleaning up wastewater discharges - New issues: Flow diversions, exotic species, nonpoint Science: Sources, fate, transport, effects of each pollutant Policies: Stormwater discharge permit, TMDLs Status: Site-specific objectives for Cu & Ni - TMDLs for Hg, PCBs, CHCs, diazinon, dioxins/furans - Watch list for trash, pathogens, sediment/siltation, PBDEs, EDCs Objective: Improve TMDL process, consensus-based discharge permits
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7. Water Conservation & Recycling Vision: Rely primarily on local sources, maximize conservation & recycling, balance with other needs History: Overpumping, subsidence, dams & diversions, water imports, salt marsh conversion Policy: California conservation policy - Central Valley Improvement Act - Flow cap on wastewater discharge Status: 10% of wastewater flow is recycled Objective: Use state-mandated Integrated Water Resource Planning to gauge & focus water conservation & recycling
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A Watershed Plan is All About… A shared vision of the future Collective discovery and learning About watershed science About environmental policy & regulation Aligning, coordinating & integrating existing environmental protection policies & programs Creating an effective long-term institution for adaptive management of watersheds
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Watershed Initiative’s Future Role Facilitate stakeholder groups Genuine collaboration Fresh technical & policy perspectives Recommend solutions to policy-makers Bring consensus to boards, managers, & funders Educate and involve the public Develop indicators Issue reports
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