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City of Santa Barbara Wastewater Collection System Operation & Maintenance

City of Santa Barbara Wastewater Collection System Operation & Maintenance. Collection System Information. 277 Miles of Mainline (4 – 42 inches) ~ 350 miles of Private Laterals 9 Lift Stations Comprehensive Sewer System Management Program Inspection Cleaning Repair Rehabilitation

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City of Santa Barbara Wastewater Collection System Operation & Maintenance

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  1. City of Santa Barbara Wastewater Collection System Operation & Maintenance

  2. Collection System Information • 277 Miles of Mainline (4 – 42 inches) • ~ 350 miles of Private Laterals • 9 Lift Stations • Comprehensive Sewer System Management Program • Inspection • Cleaning • Repair • Rehabilitation • Replacement • Sewer Lateral Inspection Program City of Santa Barbara • Public Works Department

  3. City of Santa Barbara • Public Works Department

  4. System Performance • Stoppages • Spills • Capacity • Condition City of Santa Barbara • Public Works Department

  5. Stoppage History City of Santa Barbara • Public Works Department

  6. Spill History City of Santa Barbara • Public Works Department

  7. Stoppages & Spills 1988 - 2008 City of Santa Barbara • Public Works Department

  8. RWQCB REPORTS – reporting period – June 1, 2007 through June 30, 2009 • # of SSO’s per 100 miles – • Santa Barbara – 25.9 • SLO – 19.1 • SM – 18.4 • MONT. – 15.2 City of Santa Barbara • Public Works Department

  9. RWQCB – reports cont.d’ • City of Santa Barbara • 72 total SSO’s • 65 < 1,000 gals. • 42 – root blockage • 35% entered SD/water bodies • 15,333 gals. not recovered City of Santa Barbara • Public Works Department

  10. Spills June 2007 - June 2009 • Total Spills – 72 • Spill with links to private causes - 45 • Roots from Laterals – 24 • Plumbers Roots – 4 • Debris from Construction or repair – 17 City of Santa Barbara • Public Works Department

  11. CY 2004 – 2008 - 5 year history Distribution of SSO’s by Volume Distribution of SSO’s by Cause City of Santa Barbara • Public Works Department

  12. CIWQS DATA • As of June 30, 2009, • 1,100 Agencies registered • 610 agencies reported SSO’s • 14,100 reported SSO locations • 8 reporting agencies (1.3% of total) have spilled 72% of the total volume to surface waters • 29 million gallons spilled • 19 million gallons to surface waters • 2,100 gallons average spill volume • 36% average recovery City of Santa Barbara • Public Works Department

  13. System Monitoring • I&I Studies 2003 & 2004 • On-going Flow Monitoring • Model • Normal • Wet Weather City of Santa Barbara • Public Works Department

  14. Wet Weather Improvements • Spring Street - 2007 • Nopal @ Montecito – 2009 • Nopal @ De La Guerra – 2009 • Vernon @ De La Vina - 2009 LEGEND City of Santa Barbara • Public Works Department

  15. City of Santa Barbara • Public Works Department

  16. BLANCHARD ST LEGEND CLIFFORD AVE WALDRON AVE E MONTECITO PL ALLEY 800 BLOCK N NOPAL ST Hydraulic Restriction Siphon N CANADA ST SPRING ST LA VISTA GRANDE MELLIFONT AVE SYCAMORE LN E CANON PERDIDO ST RINCONADA RD TERRACE VISTA LN N ALISOS ST ELIZABETH ST E YANONALI ST E CARRILLO PICO AVE NIELPARK ST OLIVE ST OAK ST S SALINAS ST BOND AVE N NOPAL ST E MONTECITO ST ENSENADA ST VINE AVE S SOLEDAD ST WILSON AVE N VOLUNTARIO ST E DE LA GUERRA ST CACIQUE ST LA CADENA ST E HALEY ST JENNINGS AVE EDISON AVE JUANA MARIA AVE RICHARDSON AVE E MASON ST E ORTEGA ST S ALISOS ST UNION AVE LAGUNA ST ALLEY 600 BLOCK GUTIERREZ ST INDIO MUERTO ST LAWRENCE AVE E COTA ST ASHLEY AVE MILPAS ST NB OFFRAMP LAGUNA ST NB OFFRAMP PALM AVE KIMBALL AVE S NOPALITOS WAY QUINIENTOS ST POWERS AVE SANTA BARBARA ST GARDEN ST SB OFFRAMP S MILPAS ST ANACAPA ST E CABRILLO BLVD FIG AVE CALLE CESAR CHAVEZ GARDEN ST STATE ST CHAPALA ST GRAY AVE MOTOR WAY New 24 Inch Line Quarantina & Montecito City of Santa Barbara • Public Works Department

  17. 24” Trunk line Repair – February 25 - 28, 2009 City of Santa Barbara • Public Works Department

  18. City of Santa Barbara • Public Works Department

  19. Improving System Performance • Revising Procedures for SLIP • CCTV Inspection • Preventative Maintenance • System Monitoring • Rehabilitation and Replacement City of Santa Barbara • Public Works Department

  20. Questions? City of Santa Barbara • Public Works Department

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