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Tigard-Portland Metropolitian Area Regional Water Supply Overview Tigard-Portland Area CITY OF'GARD Regional Water Supply Overview .<-„,--- ,Q,..,.. f•MI•I,, J.,:i TTT � .^ • �. A Presentation for the Visiting ..,_ .. ...._ '•� Samarinda, Indonesia September 15, 2003 International City Managers Association Resource City Program City of Tigard Representatives: • Bill Monahan, City Manager • Liz Newton, Assistant to the City Manager • Ed Wegner, Public Works Director • Dennis Koellermeier, Assistant Public Works Director Murray,Smith&Associates,Inc. Murray, Smith & Associates. Inc. Representatives: _i _ _: En eers/Planners — ve = _: • Phil Smith, P.E., President j = v- • David Leibbrandt, P.E., Senior Vice President _ ffff� – MIMI - _ _J=9 121 A.Salmon,Suite 900 PHONE 503.225.9010 • Chris Uber, P.E., Vice President Portland,Oregon 97204-2920 EV 503.225.9022 • Joseph Richards, P.E., Project Engineer Introduction • Murray, Smith & Associates, Inc. — Private U .S. Company, Incorporated in State of Oregon — Founded 1980 in Portland, Oregon — Municipal Engineering Specialists in Water Resources — Current Staff Size, 45 — Tigard's Water System Consultant and Engineer of Record • City of Tigard , Oregon (2003) — Population, 51 000 p , Average Day Water Demand, 6.2 mg — Peak Day Water Demand, 15.7 mgd • Portland Metropolitan Region ( Including Tigaiay‘ — Population, 1 .4 Million — Average Day Water Demand = 150 mgd — Peak Day Water Demand = 350 mgd * (mgd = million gallons per day. . .1 mgd = 43.8 L/S) Ili Public Water Systems Uses • Drinking Water • Fire Suppression • Industry & Commerce • Irrigation • Other Domestic Uses Where Does the Portland Metropolitan Area Get It's Water From? • Bull Run Watershed/Columbia South Shore Wellfield (Unfiltered) • Clackamas River (Filtered) • Trask & Tualatin Rivers (Filtered) • Local Groundwater Sources ~ow • Willamette River (Filtered) I' Plir City of Portland Water Supply System PERSPECTIVE OVERVIEW MT.HOOD y September 2003 MSA _ _ .__ a OUNTAIN RANGE CASCADE M u II.- ... • glir, ..,-- ' v. .r.`r .. _404-0""t1 LL RUN LAK • . sr 4 t441ith BULL RUN —�'• f# �: `V ,� � �'' ''`--'—• WATERSHED ; ' ; ' /`, A '� '# .+- r „ - ,• h`" •-- R• ESERVOIR 1 s - A ..RESERVOIR 2 - _. - g 4. + 41; . ..r-•:' .. ' 1 •.-, '- SUPPLY LINE '_ _ s -. CONDUITS ." a+- ROCKWOOD , Clackamas River r — PEOPLES UTILITY i o Columbia South DISTRICT GRESHAM Powell Butte SUNRISE WATER Shore Well Feld _—_------°- Reservoir AUTHORITY 1-205 Mt Tabor Storage--...,„ 3 PVRWD CRW . I-205 PORTLAND /..,9,7 c - 15 OM. �,S - -405 ,,-- " RWD 1-5 / 4e• I-5 Washington Park--/ TUALATIN Willamette River WSWD$ •HWay 217 TIGARD Storage and ABBREVIATIONS TVWD BEAVERTON CRW CLACKAMAS RIVER WATER Pumping Facilities PVRWD POWELL VALLEY ROAD WATER DIS11ifCT RWD RALEIGH WATER DISTRICT • - TVWD TUALATIN VALLEY WATER DISTRICT -• WSWD WEST SLOPE WATER DISTRICT UNE !MI' 26 no,' 'ti I COPYRIGHT 0 2002 BY MS; 1 Do CO n MI r Do VU� i I -{ a D I- z O ma\ a - 40111 /' st,' 1 - I i I ti i It < ie , r I/ 1 �A 111111\11111/1 f j fJ � STI c u� rn 2 n - xi 4 m m K. r D Z \\I kiiiiii-a , -I xi 'N > _.--tY D -0 c-� Cu- D I m � " c � tu P 3 -o > ° o N mED 0 33 D O i m > m 0 m 0 13 D � C S a) 0 > � n m m D m (7 mMI 70 w r -D 0 ° z mp m 8 o r 0 111, LEGEND L=�:. •. . DOMING PPING �1U.SBQRa JOINT PROPOSED RAW WATER PIPELINE ._ WATER COMMISSION UIMTER Figure 1 AIP Raw Water Pipeline Existing JWC Water Supply System • &Proposed Raw Water Pipeline Conceptual Overview TRASK RIVER MSA JWC DIVERSION • MS Cli2MHILL BARNEY am" lil.LLL_ ESERVOIR —� - CITY OF HILLSBORO - HAINES FALLS PRELIMINARY INTAKE REVISED JULY 1, 2003 I (O.F.ELEV.5591 i1 . PROSPECTIVE FUTURE LEE FALLS 0"-----..„0"-----..„ i TRANSFER TUNNEL FOREST GRO / CLEAR CREEK WATERSHED , '—" .Hyl HENRY Ca'E SCOGGINS DAM%......\ T v.,1'- „• HAGG -�- �9 F� LAKE • PROPOSED RAW..., ` :� . • ' -wow WATER PIPELINROAD FOREST G RV 8 c �c `. LLSBORO • INS VALLEYDILLEY 0.9MG METER ST�', J / FOREST GROVE WTP& `S LYVNE SCOL / RESERVOIR �—_-- i 5 MG RESERVIOR _ iii JWCITVID -�.. 44��i Sw HWYa7 RIVER INTAKE - �`L� SPRING HU.RD - X. _�_ -._-_ G LL R0 2K y' HILLSBORO FERNJW0HILL RESERVOIR/ �� +CFSt S 18-INCH DIA SUPPLY LINE (O.F.ELEV.520') TO BE ABANDONED ABBREVIATIONS JWC zF .._ �k JWC HILLSBORO/FOREST GROVEJBEAVERTON/ WATER TREATMENT o S % TUALATIN VALLEY WATER DISTRICT PLANT(WTP) -_ - - JOINT WATER COMMISSION MG MIWON GALLON 0 F.ELEV. OVERFLOW ELEVATION PRV PRESSURE REDUCING VALVE TVID TUALATIN VALLEY IRRIGATION DISTRICT TVWD TUALATIN VALLEY WATER DISTRICT WTP WATER TREATMENT PLANT . . .. „. . „. . ... V I. �r "' K� - Willamette River Basin Columbia River -.` Joint Water Portland .. 0 ' PERSPECTIVE OVERVIEW 'rc, r Commission m Bull Run =., ..1. lam{ r TUaiabil River Tigard C� September 2003 MSA t{ • w.. ecka,Rye ;... A`� -'� t"""` v \—Wilsonville Water \ ' 1 ..{ ', m ' "' cr Treatment Plant - "° .-A , E (_ , , ‘. t ---- 'P )et,- 1 - . > . '6.rv.,. ifo 4. .ego004 f , , -, " ; r' ., ),,.,. tr.._ - /' ' t ' 6a." .� x'44. gFJT �A " : - �7 4- � '1d�/ • .A,._.t. L •,\`N. \J ` \•`� I,.A.rw Ma'WIR - 1 r I akCi +. \, V1 tris(' - - �.<f:: :COWL 4T, .'af3 \•r 5 �,.v- 171.11.-A.• •, N �Li`^` = L `�- art �� . r_.. t'.�( wuv ArtN I� I 1r1M 3 `----, _ wrtr.NV., /; pip Jy • rCAKrON ��— " 1 ^ u c't r......./ ANxEb --7 1i,-.51-'� nr/ i -- r — - —•.I I , .1 . J J Ir",N L L �. e:1.. ,,,.. . ,. . r- .. ,, `I SWIM wfir wawa, . -o'✓ •Amk1- cVCvwwS rtvik . I ,Thoo6 _. - - - AES"Las / 'I.:,C "...(.N3 NATER NEL.`. j - ' _I f ..srau ENe{kc - a • ^RO,Rq',AIRNF;I,k — '- C1NEk X1UtCE5 ---.I r'' as. - , emus' I vsto Tigard - Portland Metropolitan Area • µ ' LOCAL GROUNDWATER '"` SUPPLIERS . September 2003 MSA 1 ... . .. . I Improvements On The Horizon • Bull Run Watershed System -- Treatment Plant, Dam No. 3, Reservoir Covering, Groundwater Development, Conduit 5, Distribution System Improvements • Clackamas River -- Systems Expansion Within Senior Water Rights • Joint Water Commission -- Scoggins Dam Raise, Tualatin River/Bain Creek Tunnel, Raw Water Pipe ' Now Fern Hill amilet Reservoir, Treatment Plant Expansio • Willamette Supply System -- Potential Expansion • Local Groundwater ( Including Aquifer Storage and Recovery, ASR) Planning Considerations • Supply/Demand Interests — Population Growth — Land Use and Zoning Regulations — Development Trends and Patterns — Water Use Trends • Water Quality Interests — Current Regulations — Future Regulations — Public Perception • Public/Agency/RegulatoryExpectation -- Contuous , Economical , Non-Interrupted , Reliable Supply of Adequate Quantities of Safe, High Quality Drinking Water From All Public Water Systems Typical Water System Information • Average Water Use -- 110 gallons per capita per day • Peak Day Water Use -- 250 gallons per capita per day • Distribution System Storage -- 2-3 times average day demand • Fire Flow Capacity -- 1000 - 4,500 gallons per minute • Typical Distribution System Pressure, 40-100 psi • Minimum Distribution System Pressure, 20 psi • Water Quality Compliance (Current and Future) -- State and Federal Regulations: Turbidity, Disinfection/Disinfection By- Products, Coliform , Giardia, ViruseCryptosporidium , Lead and Copper, Arsenic, Synthetic Compoun , r `anic and Inorganic Compounds, Etc. r Typical Improvement Decision Drivers • Water Demand • Funding Availability • Public Perceptions • Politics • Drought • Emergencies/Disasters r, * I it Questions & Answers I II • • J