CC Resolution No. 8302
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URBAN WATER MANÞ.GEMENl' PIAN
FOR
CUPERl'INO WATER Ul'ILITY
NOVEMBER 27, 1990
BERl' J. VISKOVIai
D~ OF PUBLIC WJRKS
CITY OF CUPERl'INO
TABLE OF <Xm'PNrs
Page
INnaxJcrIoo 1
NARRATIvE DESCRIPrIOO OF AGIN:> AND SERVICE AREA 2
WATER MANAGEMENr ACX:aœLISImNI'S OF THE IASr FIVE YEARS 3-6
(What was and was rot iJlplemented, <nI{'ared to the original plan
filed in 1985)
WATER SOURCEs AND SUPPLY CJUI'Ií)QK 7-8
Including firm yields, and freq\.Ieœy and magnitude of SUWly
deficiencies.
FIVE YEAR BUOOEr AND IMPLEMENrATICN 8œEIXJLE 9
APPENDICES 10
I SAMPLE RESOilJI'ICN
II roNl'ACT PEDPLE
11
12
III WATER USE æ::uærrOOS ~
a. Past, OlIrellL, and projected water use,
(1980 to 2010)
b. Past, current, and projected l"T"'1ation,
(1980 to 2010)
c. Past, cuneuL, and projected custaners,
by custaoer type (1980 to 2010)
13
14
15
~CN
'Ibis is the Urban Water Management Plan for the City of Cupertino. 'Ihis
plan has been prepared in CCIIp1ianoe with Assembly Bill 797 of the 1983-84
regular session of the California Legislature (Water Code Section 10610
et. seq.) This plan will be subnitted to the California Department of
Water Resa.Irces within thirty (30) days of ~ by the City Calncil.
Plans lIUSt be subnitted to Dm by n.o.-.am.....r 31, 1990.
REQUIREMENrs OF PIAN
1. Applies to:
Water SUWliers to DDre than 3,000 cust:aners or SUWlying
DDre than 3,000 acre feet of water annually.
2. 1\dcpt the plan by: December 31, 1990
1
NARRATIvE DESæIP.rIæ
OF AGJ!NC1{ AND SEJM:CE AREA
The City of CUpertino, fam:'lecl in 1955 is located on the westerly
foothills of Santa Clara CQInty. 'Ihe City has about 40,580 residents with
a well established c~...ial and irx:1ustrial sector. K::Jst of the
O··..-n.:ial/in::1ustrial cust:aners are setVed by other water C"nT£"UÙes. 'Ihe
City is served by fwr water utility CYOIpanies, San Jose Water, California
Water, Raglin ~ Water and OJpertino Mmicipal Water utility.
'Ihe City maintains and serves awroxDnately one-third of the <romIInUty.
(approximately 4,156 meter connections) The customers type are
residential 3900; o.·,·,-·cial 111; irx:1ustrial 20; ~lic authority 37; and
other 88. Residential usage OCIIprises awroxDnately 64% of total usage.
other c:ustaner % usage are:
o ··..-Lcial = 7%
In:Iustrial = 11%
Public = 12%
others = 6%
OJpertino is located westerly of San Jose and South of Sunnyvale, 'Ihe
climate is very 100derate with average rainfall of less than 14 inches per
year.
'Ihe City water systan is interoonnectai with San Jose Water Carpmy and
Slmnyvale Mmicipal Water and has an agJ:.........jL with these agencies for
both short term and lon; term water exd1an;Jes.
'Ihe citizens and enployers of this City have a growing interest in quality
of life issues; water conservation is one of the many high priority
environmental k..1eS facing the City. ~ Public information and
water restriction ptO,¡LQIlti the City has rMI"""Cl its water usage in 1990 by
about 30% and in 1989 over 25%, iran 1987 base year data.
within the City water utility service area, the residential c:ustaner have
grown awraximately 4% per year for the last few years with no growth in
the 0····_. cial and/or in::1ustrial cust:aners. It is anticipated that future
growth in this area will ultimately be residential 4364 ccmnercial 115
in::1ustrial 24 ~lic 41 other 92.
Total usage will irx::rease fran 2450 AF per year today to 2710 AF per year
in 2010.
2
WATER MAN1\GEMENI'
Aca::MPLISHMENl'S OF IJ>Sr FIVE YEARS
'Ihrough efforts of the different p1:'-": L....... listed below, the City has been
able to a00Cllp1ish goal of conserving water.
Residential custcmers ~Cwising 64% of total usage has decreasEd fran a
high of over 614 gallŒlS per day to a high of 399 GPD. Residential
average use has decreasEd fran an average of 424 GPD to 297 GPD, fran 1987
data to CUJ:..."".l year data.
WATER ('AT ,TIVa'I'TnN
The City has an on;¡oin;J pl.'-": LaJU of testing residential water meters. All
large meters are tested yearly.
VALVE EXERCISING PROGRAM
The City has an on;¡oing valve turning pl.'-": LaJU. Turning the valves keeps
the valves in good cperating ocn:tition and enables maiIItenarre on water
valves to be isolated.
WATER MEI'mS
The City installs water meters on all new custcmers and all existing
custcmers have water meters installed.
PRICING
The City has .incœ.~Clted an inverted rate structure since May 1, 1990.
The rates are brcIœn up into five (5) different usage rarges.
PIPFr :".IF. ~FPr JU"'I;""õwr
The City has an active pipeline rep"" "",...It p1:'-": LaJU. The city has
replaced all of the one to three i.rx:i1 water mains. The p1:'-": LCJIII rrM is
1NOrIdrç on replacing water mains that have high lo=.J.Ld of leaks.
3
WATER MAN1QHENI'
AQXMPLISIImll'S OF u.sr FIVE YEARS
"TAT .Tl" INFCRMATICN
The cities effort in water conservatien throogh PJblic information
in:::ludes:
Regular notices en prohibitialS, water allocatialS, conservation tips,
etc. PJb1ished in 1DŒ1thly newsletters. This is distriJ:uted to every
høJsehold and bJsiness in the City.
Special conservatien - related video tçes aired en city' s government
channel and prrviIV"<Oñ by staff.
Public information office prl'Y1lV"<Oñ a consumer booklet en water
rationing and conservatien for all residents in 1989
Also distriJ:uted were packets of informatien en conservation to all
restaurant owners, apartment J:uilding owners an::l major I.;UI.~CltialS.
ræcxnn' ORDINANCE
The city established restrictialS an::l regulatialS for the conservation of
water and declarin;J the urgency thereof. The restrictialS shall be
thrc:u; hrot the City until suål time as a declaratien is officially made by
the water District that a drooght cxn:litien no lager exists within Santa
Clara Q:Q1ty.
4
WATæ ~
ACCX:MPLISHMENl'S OF u.sr FIVE YEARS
MINIMAL KITS
The City has provided minimal water oonservation kits (dye tablets, a
shower flow restaurateur, and a displacement bag) free of charge to anyone
who requests one. The kits are available at various City facilities.
XERISCAPE
Resolution No 8151 low water usage lazrjsœping guidelines for new and
substantially ~led c1evelcpnents.
Þ.dcpted June 4, 1990
In an effort to oonserve land$C'ape irrigation water, these lamcu:"ðpe and
irrigation design guidelines were prepared. In addition, the guidelines
will provide more specific direction for project developers and
consultants preparing landscape plans, as well as City staff and
Cœmission/Ccuncil members who will review these plans.
The guideline are intemed to be lCOJ-term policies ÏL"1:espective of
prevailing climatic con::litions. By following these criteria, the City
will be better prepared for periods of low precipitation and water
shortage that may occur in the future.
BUTT IIThJl: cx)[)E REDUIREMENI'S
The City Building Department inspects and enforces building cede
requirements on all new construction and rE!llKXlels regarding water
conservation.
aJSIaŒR j\rYYT1m'1'U'.:
COnsuIIption reoœ.ùs are CY'OIp"red to detect al:normal OOI1SUIII'tion use. If
unusually high usage is detected, the water meter is reread. If the
reading is determined to be accurate, the cus1:aIIer is contacted and
advised of their usage and possibility of a leak.
5
WATER MAN1!GEMENl'
AO:x:MPLISHMENl'S OF IASr FIVE YEARS
WATER PROGRAMS BY CITY srAFF
GR:XJNI)
Programs initiated for lcn;J-term effect toward water conservation in our
parks and JIII'V"Ii "ns.
1. J\djusted irrigation on lawns an::l shrubs
2. Aeration of lawn and areas mare frequently.
3. Use of polymers on shrub areas.
4. Oltting the lawn 1/2 inch higher to help retain the water during
the hot Da1ths.
5. Taking water meter readings everyday at landscape meters to help
detect if there are stuck valves/during the night or breaks in
waterline.
6. These measure will oontinue as part of staffs normal ¡.u...........wre.
F2\CILITIES :
Programs iniicated for 1cn;J-term effect toward town water conservation on
our City 1:uildin;¡s.
1. Installation of low flow toilets in our park 1:uildin;¡s.
2. Installation of autaDatic shut-off valves in our park 1:ui1din;¡s
sinks.
6
WATm SOORCES AND SUPPLY OUI'IDOK
'!he OJpertino M.m.icipa1 Water utility has two sources of water:
1. Water fran well Fields
a. well #2 (Yields 619 GEM)
b. Well #3 (Yields 500 GEM)
2. IDp:Irt (Purd1ased) Water iran SCVWD
a. Turn art: @ Mann (Contracts 2,710 AF/Year)
The 0Jpertin0 M.m.icipal Water utility has storage capacity of 5,187,000
million gallons.
1. Mercedes Tanks - '!'No (2) - 2,000,000 gallon tanks
2. Mann station - One (1) - 187,000 gallon tank
3. Forum
- One (1) - 1,000,000 gallon tank
Frequency and magnitude of SlJR)ly deficierx::ies, including drought and
emergency, and the ability to meet short-term deficierx::ies.
.Additions to City Water system (135 A. F. /Year)
a. Forum 95 AF/Year
b. others 40 AF/Year
FUlURE WATER ~IR("F.!':
1. Fisher well
a. yield (600 GEM)
b. ux::atia1: Greenleaf Drive
c. Cost $40,000
2. well #1
a. Yield (750 GEM)
b. ux::atia1: Ontario Drive
c. Cost $150,000 (750 GEM)
7
WATER SOORCES AND SUPPLY 00l'I.0C:((
FUroRE WATER S'roRAGF.
1. 4 Million gallon tank (two - 2 million gallon tanks)
a. I.cx:ation: Mary Knoll
b. Cost $l,5oo,000
FUroRE MJDIFICATICNS '10 EXISTING SYSl'EM
1. Add Booster PImp at Mann PImping station
a. 100 HP
b. Yields 1,200 gallons per minute
c. Cost $15,000
æxJUCTION
Average =2,186,584 Gallons/Day
High Deman:l =5,313,600 Gallons/Day
~
Average =2,006,663 Gallons/Day
High Deman:l =5,022,000 Gallons/Day
FUroRE BOOSTER STATION
1. Add booster station at existing S.C.V.W.D. t:I.1rnc1rt: at stevens
creek Blvd. and SPRR crossing.
a) Cost $500,000
8
FIVE YFAR BUOOEI' AND IMPLEMENl'ATICN samxJLE
PROGRAM NAME IMPLEMENl'ATICN BUOOEI' ~
FISHER WErL 1991 $ 40,000.00
WErL #1 1993 $ 150,000.00
FUIURE WATER TANK 1993 $1,500,000.00*
000Sl'ER pœp 1992 $ 15,000.00
000Sl'ER STATICN 1995 $ 500,000.00
*BY DEVELOPER
9
CITY OF CUPERI'IOO
URBAN WATER ~ PIAN
APPnIi)ICES
I. CITY CXXJNCIL RE9OilJI'IctI'
II. cx:NmCl' PEDPLE
III. WATER USE 1mJæI'IVE mRKSHEE:rS
a. Past, OJne"t and Projected Water Use.
(1980 to 2010)
b. Past, 0Jrrent and Projected Popllation
(1980 to 2010)
c. Past, On.-rE!llt and Projected 0Jstcmers,
by 0JstaIIer Type (1980 to 2010)
10
RESOII1I'ICN NO. 8302
A RESOII1I'ICN OF THE CITY CXXJNcn. OF THE CIT1l OF C1JPERl'INO
ADOPl'IOO UPDr\TE OF URBAN WATER M1OO\GEMEN1' PIAN FaR '!HE
C1JPERl'INO WATER UI'ILlTY
WHEREAS, the California Utbæ1 Water Manaqement Planning Act (AB 979),
enacted in 19883, requiIes that all California urban retailers Sl.Wlying
m:>re than 3,000 custaners develop an uz:œn Water Management Plan or file
an updated version by 1'Io:on:nnhf>,. 31, 1990.
M<:M, ~UKt:;, BE rr RESOLVED that the City Cwrx::il of the City of
CUpertino hereby adepts the updated version of the URBAN WATER M1OO\GEMEN1'
PIAN FOR C1JPERl'INO WATER UI'ILlTY dated November 27, 1990.
PASSED AND ADOPI'ED at a regular meeting of the City <:ameil of the
city of CUpertino this 17th day of December . 1990, by the
following vote:
vote
AYES:
NOES:
ABSENT:
ABSTAIN:
Members of the City <:ameil
Goldman, Rogers, Sorensen, Szabo, Koppel
None
None
None
ATI'FST :
~:
/s/ Dorothy Cornelius
City Clerk
/s/ Barb Koppel
Mayor, City of CUpertino
RESOIlJl'Iœs
11
<nn'ACl' PEDPLE
This list includes contact pecp1e within the City who had a part in
preparing this plan, and are involved with the iJlplement of said plan.
MAYOO,/CITY MAWlGm/CI'lY CXXJNCIL MEMBERS
DIREX::roR OF PUBLIC ~
DIREX::roR OF <nKJNI'IY DElTEJ:DPMENl'
D~ OF BUIIDING DEPAImŒNl'
DIREX::roR OF FINANCE
WATER SUPElUNl'EIIDENl'
PUBLIC INFOH9.TIæ OFFICER
12
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