HomeMy WebLinkAbout08.b. (Handout) NPDES Permit Renewal (RMC Water)J
Item No. 8.b.
NPDES Permit Renewal
Board Meeting
July 7, 2011
Randy Grieb
Central Contra Costa Sanitary District
Permit Renewal
• Permit expires March 31, 2012
• Renewal Application
• Due September 30, 2011
• RWQCB requested early submittal
• Submitted June 1, 2011
• Dilution Study submitted December
• Chronic Toxicity Screening Study
• Finished in June 2011
• Anticipate Submittal in July 2011
• Mysid (shrimp) most sensitive species
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(Nandoaf
Permit Renewal
• Anticipated toxic pollutant limits
• Copper
• Cyanide
• Acrylonitrile
• Bis(2- ethylhexyl)phthalate
• Dioxin -TEQ
Permit Renewal
• RMC Water and Environment
• Reasonable Potential Analysis Review
• Draft Permit Review
• Toxicity
• Se
• PCB
• Nutrients
• Dilution
• Permit Negotiation
• Follow -up
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Recommendation
Authorize the General Manager to execute
an amendment to the existing professional
services agreement with RMC Water and
Environment in the amount of $135,000 for
a new contract ceiling of $185,000 for
assistance with National Pollutant
Discharge Elimination System Permit
Renewal Process
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