Surface Water Systems Nationwide

175 systems in this national source-type category.

Systems that draw primarily from rivers, lakes, or reservoirs. Surface water systems face treatment complexity, seasonal variability, watershed protection demands, and exposure to drought and climate patterns.

SystemStatePop. ServedMISIBand

NEW YORK CITY SYSTEMNY8.3M53.000Fragile

LOS ANGELES-CITY, DEPT. OF WATER & POWERCA3.9M39.000Watch

CITY OF HOUSTONTX3.0M37.000Watch

CHICAGOIL2.7M49.000Fragile

MWRAMA2.7M39.000Watch

SAN ANTONIO WATER SYSTEMTX2.1M42.000Fragile

WASHINGTON SUBURBAN SANITARY COMMISSIONMD1.9M32.000Watch

BALTIMORE CITY-BUREAU WATER SUMD1.8M17.000Stable

PHOENIX CITY OFAZ1.7M40.000Watch

CITY OF BALTIMOREMD1.6M46.000Fragile

PhiladelphiaPA1.6M52.000Fragile

LAS VEGAS VALLEY WATER DISTRICTNV1.5M20.000Stable

EAST BAY MUDCA1.4M37.000Watch

SAN DIEGO, CITY OFCA1.4M24.000Watch

DALLAS WATER UTILITYTX1.4M29.000Watch

ClevelandOH1.3M30.000Watch

ColumbusOH1.3M38.000Watch

WASHINGTON SUBURBAN SANITARY CMD1.3M14.000Stable

DENVER WATER BOARDCO1.3M51.000Fragile

CHARLOTTE-MECKLENBURG UTILITYNC1.2M31.000Watch

FAIRFAX COUNTY WATER AUTHORITYVA1.1M32.000Watch

CITY OF AUSTIN WATER & WASTEWATERTX1.1M40.000Watch

MO AMERICAN ST LOUIS CO ST CHARLES COMO1.1M43.000Fragile

SEATTLE PUBLIC UTILITIESWA1.1M49.000Fragile

ATLANTAGA1.1M46.000Fragile

METROPOLITANOPR1.1M34.000Watch

SAN JOSE WATER COMPANYCA1.0M42.000Fragile

NEW YORK CITY - CROTON SYSTEMNY1.0M35.000Watch

GWINNETT CO. DEPT. OF WATER RESOURCESGA975K20.000Stable

CITY OF FORT WORTHTX956K27.000Watch

CITIZENS WATER - INDIANAPOLISIN880K30.000Watch

SFPUC CITY DISTRIBUTION DIVISIONCA848K47.000Fragile

AQUA PA MAIN SYSTEMPA823K48.000Fragile

UNITED WATER NJNJ793K42.000Fragile

NASHVILLE WATER DEPT #1TN778K40.000Watch

LOUISVILLE WATER COMPANYKY765K36.000Watch

PHILA SUB WATER COPA759K18.000Stable

CincinnatiOH750K40.000Watch

EL PASO WATER UTILITIES PUBLIC SERVICE BTX747K47.000Fragile

DEKALB COUNTYGA743K35.000Watch

CITY OF TAMPA WATER DEPARTMENTFL734K44.000Fragile

COBB COUNTYGA695K45.000Fragile

CINCINNATI, CITY OF-MILLEROH686K14.000Stable

PA AMER WATER CO-PITTSBURGHPA686K43.000Fragile

BOSTON WATER AND SEWER COMMISSION (MWRA)MA676K57.000Fragile

EASTERN MUNICIPAL WDCA667K24.000Watch

PORTLAND WATER BUREAUOR666K52.000Fragile

METROPOLITAN UTILITIES DISTRICTNE660K37.000Watch

OKLAHOMA CITYOK644K44.000Fragile

RALEIGH, CITY OFNC640K22.000Watch

DETROIT CITY OFMI633K28.000Watch

D.C. WATER AND SEWER AUTHORITYDC632K51.000Fragile

MILWAUKEE WATERWORKSWI626K50.000Fragile

NJ AMERICAN WATER - RARITANNJ615K42.000Fragile

BIRMINGHAM WATER WORKS BOARDAL585K28.000Watch

AlbuquerqueNM560K30.000Watch

CITY OF FRESNOCA546K32.000Watch

QUEEN LANE WATER PLANTPA535K28.000Watch

AURORA CITY OFCO533K27.000Watch

CITY OF SACRAMENTO MAINCA520K32.000Watch

PittsburghPA520K48.000Fragile

KANSAS CITYMO514K39.000Watch

PINELLAS COUNTY UTILITIESFL506K32.000Watch

BALTIMORE CITY MUNICIPAL WORKSMD500K17.000Stable

ASHBURTONMD500K17.000Stable

MCWANY497K33.000Watch

WSSC (INCLUDED IN 0150005)MD482K20.000Stable

WATER DISTRICT 1 OF JOHNSON COKS482K24.000Watch

SOUTH-CENTRAL SERVICE AREAFL474K44.000Fragile

LONG BEACH-CITY, WATER DEPT.CA467K39.000Watch

MESA CITY OFAZ466K36.000Watch

COLORADO SPRINGS UTILITIESCO464K36.000Watch

TACOMA WATER DIVISION, CITY OFWA449K49.000Fragile

COLUMBUS-HAP CREMEAN WTPOH447K27.000Watch

IRVINE RANCH WATER DISTRICTCA445K49.000Fragile

TRUCKEE MEADOWS WATER AUTHORITYNV442K25.000Watch

VIRGINIA BEACH, CITY OFVA438K25.000Watch

NORTH FULTON COUNTYGA435K36.000Watch

MinneapolisMN425K55.000Fragile

CLEVELAND,CITY OF-BALDWIN PLT.OH424K20.000Stable

REGIONAL WATER AUTHORITYCT419K44.000Fragile

TULSAOK413K29.000Watch

FCWA - LORTON WTP OLD, NEW, & RIVER STAVA412K24.000Watch

NEWPORT NEWS, CITY OFVA407K24.000Watch

CITY OF ARLINGTONTX405K27.000Watch

TULSA AB JEWELLOK403K29.000Watch

GREENVILLE WATER SYSTEM (2310001)SC396K31.000Watch

WICHITA, CITY OFKS396K34.000Watch

Saint Paul Regional Water ServicesMN393K42.000Fragile

METROPOLITAN DISTRICT COMMISSIONCT391K42.000Fragile

CHESTERFIELD CO CENTRAL WATER SYSTEMVA390K23.000Watch

WINSTON-SALEM, CITY OFNC388K20.000Stable

SALT LAKE CITY WATER SYSTEMUT381K38.000Watch

NJ AMERICAN WATER - COASTAL NORTHNJ378K36.000Watch

NORTH LAS VEGAS UTILITIESNV377K26.000Watch

CENTRAL ARKANSAS WATERAR368K20.000Stable

ENRIQUE ORTEGA LA PLATA-METROPPR364K12.000Stable

ToledoOH360K44.000Fragile

CLEVELAND,CITY OF-MORGAN PLANTOH353K20.000Stable

AQUARION WATER CO OF CT-MAIN SYSTEMCT352K46.000Fragile

OCWANY350K35.000Watch

ST PETERSBURG, CITY OFFL350K27.000Watch

CITY OF ANAHEIMCA349K43.000Fragile

MANATEE COUNTY UTILITIES DEPTFL348K28.000Watch

ALAMEDA COUNTY WATER DISTRICTCA344K33.000Watch

HENDERSON CITY OFNV337K28.000Watch

ECWA DIRECTNY335K27.000Watch

NEW ORLEANS CARROLLTON WWLA335K50.000Fragile

LOUDOUN WATER - CENTRAL SYSTEMVA335K45.000Fragile

PROVIDENCE-CITY OFRI333K38.000Watch

COLUMBUS-DUBLIN ROAD WTPOH331K33.000Watch

CHARLOTTE HOSKINSNC330K16.000Stable

HENRICO COUNTY WATER SYSTEMVA330K25.000Watch

CHARLESTON WATER SYSTEM (1010001)SC327K38.000Watch

CLEVELAND,CITY OF-NOTTINGHAM POH327K20.000Stable

DurhamNC322K26.000Watch

BELMONT WATER TREATMENT PLANTPA320K28.000Watch

GreensboroNC320K34.000Watch

COLUMBIA CITY OF (4010001)SC320K36.000Watch

CITY OF CORPUS CHRISTITX318K47.000Fragile

BELLEVUE, CITY OFWA317K38.000Watch

CITY OF SANTA ANACA311K39.000Watch

PASSAIC VALLEY WATER COMMISSIONNJ310K40.000Watch

SACRAMENTO CITY-DIV WTR & SWRCA310K12.000Stable

ST LOUIS CITYMO305K42.000Fragile

KENTUCKY-AMERICAN WATER COKY300K44.000Fragile

RIVERSIDE, CITY OFCA298K22.000Watch

CLAYTON COUNTY WATER AUTHORITYGA298K24.000Watch

LINCOLN, CITY OFNE296K35.000Watch

NEWARK WATER DEPARTMENTNJ294K50.000Fragile

SANTA CLARITA WATER DIVISION FCA294K31.000Watch

COCOA, CITY OFFL294K38.000Watch

CITY OF PLANOTX292K20.000Stable

HOWARD COUNTY D.P.W. DISTRIBUTIONMD286K41.000Fragile

LEE COUNTY UTILITIESFL283K42.000Fragile

AkronOH280K39.000Watch

MOBILE BOARD OF WATER AND SEWER COMM.AL279K28.000Watch

GSWC - SOUTHWESTCA278K31.000Watch

HELIX WATER DISTRICTCA278K28.000Watch

BUFFALO WATER AUTHORITYNY276K51.000Fragile

OKLAHOMA CITY DRAPEROK276K40.000Watch

MONTGOMERY WATER WORKSAL276K28.000Watch

E JEFFERSON WW DISTRICT 1LA275K32.000Watch

LUBBOCK PUBLIC WATER SYSTEMTX275K28.000Watch

GRAND RAPIDSMI273K28.000Watch

SARASOTA CO SPECIAL UTIL DISTFL272K40.000Watch

UNITED WATER NEW YORKNY270K35.000Watch

FORT WAYNE - 3 RIVERS FILTRATION PLANTIN270K38.000Watch

CWS - BAKERSFIELDCA268K28.000Watch

UNITED WATER IDAHO INCID265K24.000Watch

NJ AMERICAN WATER - WESTERNNJ265K30.000Watch

CITY OF IRVINGTX265K29.000Watch

HUNTSVILLE UTILITIESAL262K24.000Watch

JERSEY CITY MUANJ262K51.000Fragile

CITY OF LAREDOTX260K41.000Fragile

KNOXVILLE UTILITIES BOARD-KUBTN255K15.000Stable

CLARKSVILLE WATER DEPARTMENTTN252K13.000Stable

CITY OF GARLANDTX249K39.000Watch

GILBERT, TOWN OFAZ248K40.000Watch

GSW&SA (2620004)SC248K33.000Watch

CHANDLER CITY OFAZ247K32.000Watch

DES MOINES WATER WORKSIA246K45.000Fragile

SCOTTSDALE CITY OFAZ241K40.000Watch

OTAY WATER DISTRICTCA238K24.000Watch

SAN GABRIEL VALLEY WC - FONTANACA238K20.000Stable

DAYTON, CITY OF-OTTAWA PLANTOH236K12.000Stable

GLENDALE CITY OFAZ235K32.000Watch

NORFOLK, CITY OFVA234K37.000Watch

MIDDLESEX WATER COMPANYNJ233K55.000Fragile

CITY OF FRISCOTX232K30.000Watch

ARTESIAN WATER COMPANYDE231K33.000Watch

RICHMOND, CITY OFVA229K28.000Watch

COLUMBUSGA229K41.000Fragile

THORNTON CITY OFCO226K33.000Watch

TUALATIN VALLEY WATER DISTRICTOR225K49.000Fragile

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