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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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Presentation Transcript
collection system information
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

system performance
System Performance
  • Stoppages
  • Spills
  • Capacity
  • Condition

City of Santa Barbara • Public Works Department

stoppage history
Stoppage History

City of Santa Barbara • Public Works Department

spill history
Spill History

City of Santa Barbara • Public Works Department

stoppages spills 1988 2008
Stoppages & Spills 1988 - 2008

City of Santa Barbara • Public Works Department

rwqcb reports reporting period june 1 2007 through june 30 2009
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

rwqcb reports cont d
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

spills june 2007 june 2009
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

slide11

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

ciwqs data
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

system monitoring
System Monitoring
  • I&I Studies 2003 & 2004
  • On-going Flow Monitoring
  • Model
    • Normal
    • Wet Weather

City of Santa Barbara • Public Works Department

wet weather improvements
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

slide16

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

24 trunk line repair february 25 28 2009
24” Trunk line Repair – February 25 - 28, 2009

City of Santa Barbara • Public Works Department

improving system performance
Improving System Performance
  • Revising Procedures for SLIP
  • CCTV Inspection
  • Preventative Maintenance
  • System Monitoring
  • Rehabilitation and Replacement

City of Santa Barbara • Public Works Department

questions
Questions?

City of Santa Barbara • Public Works Department