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AquaCensus

Texas public water systems

7,076 active systems regulated under the Safe Drinking Water Act, serving a reported 33.2M people across 311 counties.

Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.

Active systems

7,076

Population served

33.2M

Community systems

4,593

Groundwater share

78.5%

System types in Texas

4,593

Community water system

860

Non-transient non-community water system

1,623

Transient non-community water system

Largest water systems in Texas

The largest active public water systems in Texas by population served
#Water systemCountyPopulation servedTypeSource
1City of HoustonHarris2,970,543CommunitySurface water
2San Antonio Water SystemBexar2,113,151CommunityPurchased surface water
3Dallas Water UtilityDallas1,356,479CommunitySurface water
4City of Austin Water & WastewaterTravis1,115,323CommunitySurface water
5City of Fort WorthTarrant955,900CommunitySurface water
6El Paso Water Utilities Public Service BEl Paso747,168CommunitySurface water
7City of ArlingtonTarrant413,955CommunitySurface water
8City of Corpus ChristiNueces318,387CommunitySurface water
9City of PlanoCollin292,059CommunityPurchased surface water
10Lubbock Public Water SystemLubbock275,041CommunitySurface water
11City of IrvingDallas264,546CommunityPurchased surface water
12City of LaredoWebb260,046CommunitySurface water
13City of GarlandDallas248,822CommunityPurchased surface water
14City of FriscoCollin231,910CommunityPurchased surface water
15City of MckinneyCollin224,043CommunityPurchased surface water
16City of Grand PrairieDallas201,843CommunityPurchased surface water
17Amarillo Municipal Water SystemPotter201,291CommunitySurface water
18Brownsville Public Utilities BoardCameron201,249CommunitySurface water
19City of GeorgetownWilliamson191,639CommunitySurface water
20Mcallen Public UtilityHidalgo189,957CommunitySurface water
21Dallas Fort Worth International AirportDallas177,673Non-transient non-communityPurchased surface water
22North Alamo WSCHidalgo171,195CommunitySurface water
23City of Midland Water Purification PlantMidland157,000CommunitySurface water
24City of MesquiteDallas152,020CommunityPurchased surface water
25City of PasadenaHarris152,000CommunityPurchased surface water

By county

Harris1,235 systemsMontgomery438 systemsBrazoria310 systemsFort Bend286 systemsTravis137 systemsHays117 systemsTarrant109 systemsKerr98 systemsParker98 systemsComal93 systemsLiberty92 systemsDenton89 systemsBexar78 systemsHenderson74 systemsGillespie70 systemsWaller67 systemsBandera66 systemsLubbock66 systemsPolk65 systemsBurnet61 systemsHood61 systemsJohnson61 systemsWise59 systemsMcLennan57 systemsChambers55 systemsMidland55 systemsGalveston54 systemsGrayson50 systemsWilliamson50 systemsKendall45 systemsSmith45 systemsColorado44 systemsVictoria44 systemsMatagorda42 systemsOrange42 systemsHill39 systemsSan Jacinto37 systemsDallas36 systemsVal Verde36 systemsCollin35 systemsRusk35 systemsKaufman34 systemsBosque32 systemsEl Paso32 systemsHarrison32 systemsMedina32 systemsCameron31 systemsRandall31 systemsWharton31 systemsBell30 systemsWalker30 systemsEllis29 systemsHidalgo29 systemsHunt29 systemsUvalde29 systemsAnderson28 systemsCherokee28 systemsErath28 systemsGrimes28 systemsBurleson27 systemsHardin27 systemsJefferson26 systemsAngelina26 systemsJasper26 systemsBlanco25 systemsCooke25 systemsAustin24 systemsBastrop23 systemsEctor23 systemsFannin23 systemsTom Green23 systemsCalhoun22 systemsFreestone22 systemsLimestone22 systemsLlano22 systemsNavarro22 systemsVan Zandt22 systemsWashington21 systemsBowie21 systemsPanola21 systemsShelby21 systemsTrinity21 systemsSan Patricio20 systemsWood20 systemsJackson19 systemsHale19 systemsNueces19 systemsReeves19 systemsTaylor19 systemsTyler19 systemsLeon18 systemsGregg17 systemsPalo Pinto17 systemsNacogdoches16 systemsCass15 systemsMontague15 systemsPotter15 systemsBrewster14 systemsGuadalupe14 systemsHopkins14 systemsMarion14 systemsSan Augustine14 systemsUpshur14 systemsWebb14 systemsWilson14 systemsAransas13 systemsCoryell13 systemsDimmit13 systemsEastland13 systemsFayette13 systemsLive Oak13 systemsAtascosa12 systemsCulberson12 systemsFalls12 systemsKleberg12 systemsLamb12 systemsMoore12 systemsReal12 systemsSabine12 systemsSomervell12 systemsBrazos11 systemsHutchinson11 systemsMilam11 systemsStarr11 systemsWinkler11 systemsNewton10 systemsClay10 systemsDeWitt10 systemsJeff Davis10 systemsJim Wells10 systemsPecos10 systemsRobertson10 systemsDuval9 systemsGray9 systemsHaskell9 systemsHockley9 systemsHouston9 systemsKarnes9 systemsLamar9 systemsLavaca9 systemsSan Saba9 systemsWard9 systemsWichita9 systemsMadison8 systemsBee8 systemsBrown8 systemsCaldwell8 systemsChildress8 systemsDonley8 systemsGaines8 systemsHoward8 systemsHudspeth8 systemsKnox8 systemsWilbarger8 systemsArcher7 systemsCamp7 systemsGoliad7 systemsGonzales7 systemsHall7 systemsHardeman7 systemsLee7 systemsMcCulloch7 systemsPresidio7 systemsRed River7 systemsRockwall7 systemsCarson6 systemsCoke6 systemsComanche6 systemsCrosby6 systemsDeaf Smith6 systemsFrio6 systemsGarza6 systemsHamilton6 systemsJones6 systemsLa Salle6 systemsLynn6 systemsMitchell6 systemsNolan6 systemsRains6 systemsRefugio6 systemsTitus6 systemsYoung6 systemsAndrews5 systemsBriscoe5 systemsCallahan5 systemsDawson5 systemsDickens5 systemsJack5 systemsKimble5 systemsMartin5 systemsMorris5 systemsOldham5 systemsParmer5 systemsRunnels5 systemsWheeler5 systemsYoakum5 systemsBrooks4 systemsCastro4 systemsCollingsworth4 systemsConcho4 systemsDallam4 systemsDelta4 systemsFisher4 systemsFloyd4 systemsFranklin4 systemsHansford4 systemsKenedy4 systemsKinney4 systemsLampasas4 systemsLipscomb4 systemsMills4 systemsOchiltree4 systemsScurry4 systemsStephens4 systemsSutton4 systemsSwisher4 systemsUpton4 systemsWillacy4 systemsZapata4 systemsZavala4 systemsArmstrong3 systemsCochran3 systemsColeman3 systemsFoard3 systemsGlasscock3 systemsIrion3 systemsKent3 systemsLoving3 systemsMcMullen3 systemsMotley3 systemsReagan3 systemsShackelford3 systemsStonewall3 systemsTerry3 systems
Miller2 systems
Monterey2 systems
San Joaquin2 systems
Chaffee2 systems
La Plata2 systems
Fremont2 systems
Gunnison2 systems
Frederick2 systems
Manistee2 systems
Valencia2 systems
Champaign2 systems
Lycoming2 systems
Bailey2 systems
Baylor2 systems
Borden2 systems
Cottle2 systems
Crane2 systems
Crockett2 systems
Edwards2 systems
Hartley2 systems
Hemphill2 systems
Maverick2 systems
Roberts2 systems
Sherman2 systems
Terrell2 systems
Sevier1 systems
Mendocino1 systems
Sonoma1 systems
Stanislaus1 systems
Adams1 systems
Conejos1 systems
Larimer1 systems
Rio Blanco1 systems
Rio Grande1 systems
Idaho1 systems
Canyon1 systems
Ascension Parish1 systems
Caddo Parish1 systems
Lafayette Parish1 systems
St. Landry Parish1 systems
St. Tammany Parish1 systems
Calcasieu Parish1 systems
Calvert1 systems
Carroll1 systems
Queen Anne's1 systems
Grand Traverse1 systems
Charlevoix1 systems
Allegan1 systems
Roseau1 systems
Otter Tail1 systems
Reynolds1 systems
Barry1 systems
San Miguel1 systems
Taos1 systems
Humboldt1 systems
Richland1 systems
Stark1 systems
Wayne1 systems
Beaver1 systems
Cleveland1 systems
Tulsa1 systems
Umatilla1 systems
Chester1 systems
Monroe1 systems
Huntingdon1 systems
Snyder1 systems
Clarion1 systems
Cumberland1 systems
York1 systems
Jim Hogg1 systems
King1 systems
Mason1 systems
Menard1 systems
Schleicher1 systems
Sterling1 systems
Throckmorton1 systems
King William1 systems