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Copper Regulatory Update for San Francisco Bay

Copper Regulatory Update for San Francisco Bay. Richard Looker RWQCB, TMDL Section. June 22, 2005 BPP Stakeholder Meeting. Listing Status for Copper. North of Dumbarton: This area is de-listed, but does not yet have an SSO.

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Copper Regulatory Update for San Francisco Bay

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  1. Copper Regulatory Updatefor San Francisco Bay Richard Looker RWQCB, TMDL Section June 22, 2005 BPP Stakeholder Meeting

  2. Listing Status for Copper North of Dumbarton:This area is de-listed, but does not yet have an SSO. South of Dumbarton: This area is de-listed and has a SSO for dissolved copper (6.9 ug/L).

  3. The Copper Control Game Plan • SSO (or SSOs) for North of Dumbarton • Copper Management Strategy • Bay-wide approach for copper • Monitoring with dissolved copper triggers • Sensible copper control measures Theme: relax objective in view of site-specific issues in exchange for commitment to monitoring and source control.

  4. SSOs adopted through a Basin Plan Amendment Staff report for the amendment contains: • Technical background and uncertainties • Monitoring program description • Management Strategy description • Alternatives analysis(CEQA document) • Regulatory analyses (CA and Federal) • Basin Plan language • Model permit requirements

  5. Preliminary SSOs for North of Dumbarton North Bay:Proposed SSO will likely be 6.0 ug/L. South Bay:Proposed SSO will likely be 6.9 ug/L (same as South of Dumbarton). South of Dumbarton: Already has SSO for dissolved copper (6.9 ug/L).

  6. Copper Management Strategy • Urban Runoff • CEP report from Kelly Moran identified sources • Current project underway through CEP to identify control options for these sources (completed in Summer) • POTWs • Required numeric effluent limits • Continued source control • Anti-fouling coatings containing copper • Work with DPR to understand sources/explore options • Promote feasible alternatives

  7. Rough Schedule • “Working Draft” Staff Report (any day now) • CEQA scoping session (Fall 2005) • Draft Staff Report and Basin Plan Amendment available for peer review (Fall 2005) • Public comment period starts (Late Fall 2005) • Information item to board (Winter 2005) • Board Action (Early 2006)

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