Society of American Military Engineers
October 14, 2009
San Diego County’s Water Sources (2008)
LAKE
SHASTA
LAKE
OROVILLE
State Water
Project
(Bay-Delta)
28%
Local Water
Supply Projects
18%
San Diego County imports
more than 80% of its
water supply
Colorado River
54%
2
Water Reliability in 2009
Regulatory restrictions have
severely cut water supplies
from Northern California
3
Pumping Restrictions Increased
Regulatory Pumping Restrictions
JAN
Salmon
Delta Smelt
Longfin Smelt
4
FEB MAR
APR
MAY
JUN
JUL AUG
SEP OCT
NOV
DEC
Impacts on Southern California’s Supplies
Reductions in water
supplies from the State
Water Project due to
Delta smelt restrictions
1,851,000 AF
1,709,000 AF
43% lost
44% lost
980,000 AF
40% lost
24% lost
415,000
AF
315,000 AF
585,000 AF
Drier Years
960,000 AF
1,060,000 AF
Wetter Years
AF = Acre-feet. One acre-foot = 325,900 gallons.
5
Bay-Delta Conservation Plan
Summary − Plan Elements under Development
Fremont Weir Gate
Ops
Tidal Habitat
Restoration Target
Outflow
Targets
Bypass Flow
Criteria
Intake Screen &
Locations
Cross Channel Ops
Conveyance
Alignment
Tidal Gates
Thru-Delta
Component
South Delta
Exports
6
6
Last Vote on a Delta Solution
7
The Impact on Rates




$
$$
$$$ $$$$
Colorado River
Water
State Water
Project
Spot Water
Transfers
Loss of Sales
(Shortage)
<2003
2003-2007
2008>
2009-10?
Supply challenges make securing water more expensive
Shift to more-expensive supplies is driving up the cost of water
from MWD, the Water Authority’s largest supplier
Water Authority passes increased costs to member agencies
Member (retail) agencies pass costs to ratepayers
8
Monthly Household Wholesale Water Bill
Estimated Monthly Bill
$45.00
$43.27
$40.00
$35.00
$33.82
$30.00
$25.00
$27.73
$30.20
$20.00
$15.00
$10.00
$5.00
$-
2007
2008
2009
2010*
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City of San Diego Org Chart
10
Public Utilities Department
Jim Barrett
Director
Tom Crane
Strategic Programs
Ann Sasaki
Assistant Director
Wastewater Ops
Steve Meyer
Environmental
Monitoring &
Tech Services
Stan Griffith
Wastewater
Collection
Alex Ruiz
Assistant Director
Business Support
Mike Vogl
Customer Support
Vacant
Engineering
Program Mgmt
Darlene
Morrow-Truver
Employee Services
& Internal Control
Jim Fisher
Assistant Director
Water Ops
Jesus Meda
Water Treatment
& Engineering
Marsi Steirer
Long Range Planning
& Water Resources
Stan Medina
Water Construction
& Maintenance
Chris McKinney
Wastewater
Treatment
& Disposal
Wastewater Branch
Rod Greek
Finance & IT
Business Support Branch
Water Branch
CityTV Public Service Announcement : CityTV Channel
May - On Going
City Water Conservation
 June
 July
 August
 September
13.6%
13.9%
11.3%
10.2%
 Water had planned a 15% budget reduction
 CWA Allocation was 8% reduction
13
San Diego Regional Wastewater System
City of San Diego plus
15 other municipalities
and special districts
Serving more than
2.2 million Californians
in over a 450 square
mile area
14
Modified Permit Summary
Point Loma
Influent
300
250
Standard 301h modified permit
PPM
200
150
100
Point Loma modified permit
Point Loma
Effluent
50
Secondary Requirement
0
TSS
BOD
15
System Performance
1995 Renewal 2002 Renewal 2009 Renewal
Mass Emissions
TSS Removal
BOD Removal
11,100 mt/yr
84%
60%
10,100 mt/yr
85%
65%
7,200 mt/yr
89%
66%
Flow to Ocean
Reclaimed Use
Sewer Spills
188 MGD
0
365/yr
168 MGD
3,400 af/yr
215/yr
145 MGD
13,200 af/yr
62/yr
100%
100%
Permit compliance 100%
Current permit requires 80% TSS and 58% BOD removal
16
17
FY2010 Water & Wastewater CIP
 Wastewater - $134MM
 $74MM Pipeline repair, replacement, rehab
 $39MM Trunk sewer replacement
 $9MM Pump station repair/upgrade
 Water - $150MM
 $43MM Waterline replacement
 $38MM Alvarado WTP upgrade/expansion
 $16MM Miramar WTP upgrade/expansion
 $11MM IPR
 $6MM Otay WTP upgrade/expansion
 $5MM Lower Otay emergency outlet
18
New Adds to the FY2010 Program
Project
Description
Status
Scripps Miramar PS
Replace existing PS with
new and expanded PS,
with full redundancy
Finalizing 10% Design
$
20,700,000
Harbor Dr/Lindbergh
Field Pipelines
Replace ~10 miles of 16inch cast iron mains
10% Design Complete;
waiting for ECP to assign
a design team
$
18,400,000
Catalina Standpipe
Replace and expand
existing standpipe
10% Design in progress
$
3,000,000
Replace and expand
10% Design in progress
existing clearwells
Either 1) replace the
existing PS or 2) abandon
10% Design in progress
as part of a pump station
consolidation strategy
Upgrade existing pump
10% Design in progress
station
$
6,500,000
$
6,500,000
Upgrade existing pump
station
$
6,500,000
Miramar Clearwells
Climax PS
Via Dominique PS
College Ranch Hydro PS
10% Design in progress
Tot Proj $ Est
19
Questions?
Jim Barrett, PE, F-SAME
Director of Public Utilities
City of San Diego
858.292.6401
20