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CONTAMINANT

Octadecanoic acid

STATES DETECTED

1

serves

15 million

utilities detected

788

Overview

Octadecanoic acid, also called stearic acid, is a naturally occurring fatty acid found in animal and plant lipids.

Want to remove
Octadecanoic acid from your water?

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Activated Carbon, 

Reverse Osmosis, 

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Octadecanoic acid around the Country

UTILITIES WITH CONTAMINATION
State Utilities People Served
Texas78814,654,170

Utilities with the highest amounts of octadecanoic acid, 2021-2023

ALL UTILITIES
LARGE UTILITIES
Utility Location Tests Average level People served
Tbcd West Treatment PlantStowell, TX1 of 1125.0 ppb7,695
City of Hamilton*Hamilton, TX2 of 2111.2 ppb2,871
City of Dublin*Dublin, TX2 of 2111.2 ppb3,586
City of De LeonDe Leon, TX2 of 2111.2 ppb2,171
City of GormanGorman, TX2 of 2111.2 ppb1,051
City of StephenvilleStephenville, TX2 of 2111.2 ppb23,110
Upper Leon River Municipal Water District*Comanche, TX2 of 2111.2 ppb2,919
City of Comanche*Comanche, TX2 of 2111.2 ppb4,190
Fort Bend County Municipal Utility District 30Houston, TX1 of 1110.0 ppb15,798
Harris County Water Control and Improvement District 96Houston, TX1 of 1109.0 ppb9,498
Travis County Municipal Utility District 10Austin, TX1 of 189.0 ppb490
City of TroyTroy, TX1 of 183.0 ppb2,350
Rayburn Country Municipal Utility DistrictJasper, TX2 of 278.0 ppb3,453
Travis County WCID 17Austin, TX1 of 176.0 ppb45,165
Williamson County Municipal Utility District 11Austin, TX1 of 170.0 ppb3,312
City of Round Rock*Round Rock, TX1 of 170.0 ppb130,662
Vista Oaks Municipal Utility DistrictAustin, TX1 of 170.0 ppb2,724
Round Rock Ranch Public Utility District Utility CompanyHutto, TX1 of 170.0 ppb285
Williamson County Municipal Utility District 10Austin, TX1 of 170.0 ppb3,513
Walsh Ranch Municipal Utility DistrictRound Rock, TX1 of 170.0 ppb714
Fern Bluff Municipal Utility DistrictRound Rock, TX1 of 170.0 ppb5,682
Paloma Lake Municipal Utility District 1Austin, TX1 of 170.0 ppb3,111
Tal TexAustin, TX1 of 170.0 ppb930
Blessing Mobile Home ParkRound Rock, TX1 of 170.0 ppb747
Paloma Lake Municipal Utility District 2Austin, TX1 of 170.0 ppb2,265
Village of BriarcliffBriarcliff, TX2 of 263.5 ppb1,438
Harris County Municipal Utility District 371*Houston, TX2 of 263.0 ppb2,574
Cypress Creek RanchAustin, TX2 of 263.0 ppb276
Riverside HarborLivingston, TX2 of 261.3 ppb378
Bridgestone MUDHouston, TX1 of 161.0 ppb24,528
Harris County Municipal Utility District 148 KingslakeHouston, TX1 of 160.0 ppb5,448
Fort Bend County Municipal Utility District 149*Sugar Land, TX1 of 159.0 ppb2,103
Harris County Water Control and Improvement District 114Houston, TX3 of 355.5 ppb5,169
City of Horseshoe Bay*Horseshoe Bay, TX4 of 454.0 ppb12,395
Deerhaven Water Control and Improvement DistrictAustin, TX4 of 454.0 ppb336
Sandy Harbor SubdivisionAustin, TX4 of 454.0 ppb333
Pecan Utilities Oak Ridge SubdivisionAustin, TX4 of 454.0 ppb588
Fort Bend County Municipal Utility District 46Houston, TX4 of 453.5 ppb2,247
City of BrenhamBrenham, TX1 of 152.0 ppb19,048
Tra Huntsville Regional Water Supply*Huntsville, TX1 of 152.0 ppb0
Northwest Harris County Municipal Utility District 6Houston, TX4 of 451.1 ppb2,133
City of Leander*Leander, TX1 of 150.0 ppb98,330
Clay Water Supply CorporationDripping Springs, TX1 of 148.0 ppb210
Willowbreeze Farm SubdivisionRosharon, TX3 of 344.7 ppb20
City of La JoyaLa Joya, TX1 of 144.0 ppb3,033
Dripping Springs Water Supply CorporationDripping Springs, TX2 of 243.0 ppb8,037
West Travis County Regional WS*Austin, TX2 of 243.0 ppb28,215
Harris County Municipal Utility District 418*Houston, TX1 of 143.0 ppb0
Travis County Municipal Utility District 18Round Rock, TX2 of 243.0 ppb1,491
Travis County Municipal Utility District 12Austin, TX2 of 243.0 ppb1,644

* This water utility supplies finished drinking water to at least one other water utility. The purchasing utility is not required to test for or report Octadecanoic acid, but it likely has the contaminant in its water supply.

UtilityLocationTestsAverage levelPeople served
City of StephenvilleStephenville, TX2 of 2111.2 ppb23,110
Fort Bend County Municipal Utility District 30Houston, TX1 of 1110.0 ppb15,798
Travis County WCID 17Austin, TX1 of 176.0 ppb45,165
City of Round Rock*Round Rock, TX1 of 170.0 ppb130,662
Bridgestone MUDHouston, TX1 of 161.0 ppb24,528
City of Horseshoe Bay*Horseshoe Bay, TX4 of 454.0 ppb12,395
City of BrenhamBrenham, TX1 of 152.0 ppb19,048
City of Leander*Leander, TX1 of 150.0 ppb98,330
West Travis County Regional WS*Austin, TX2 of 243.0 ppb28,215
Harris County MUD 489Houston, TX1 of 143.0 ppb10,476
City of Cedar Park*Cedar Park, TX2 of 242.5 ppb81,257
City of League CityLeague City, TX8 of 839.2 ppb128,412
City of Port NechesPort Neches, TX3 of 338.5 ppb14,994
City of Richmond*Richmond, TX4 of 437.8 ppb15,105
City of Seabrook*Seabrook, TX2 of 237.0 ppb13,560
City of Rio Grande City*Rio Grande City, TX1 of 136.0 ppb18,912
Harris County Municipal Utility District 49Houston, TX3 of 335.6 ppb10,722
Wellborn SUDWellborn, TX9 of 935.2 ppb23,170
City of Port ArthurPort Arthur, TX7 of 734.9 ppb53,818
City of Pasadena*Pasadena, TX7 of 733.7 ppb153,000
City of Baytown*Baytown, TX6 of 633.1 ppb83,701
Ponderosa Forest Utility District*Houston, TX2 of 233.0 ppb10,101
City of Jacinto CityJacinto City, TX17 of 1732.8 ppb10,625
City of WebsterWebster, TX17 of 1732.8 ppb13,710
Greenwood Utility District*Houston, TX17 of 1732.8 ppb10,536
Harris County Municipal Utility District 278Houston, TX17 of 1732.8 ppb10,491
City of Houston*Houston, TX17 of 1732.8 ppb2,202,531
City of Nederland*Nederland, TX9 of 931.8 ppb18,856
City of BeevilleBeeville, TX3 of 331.3 ppb12,793
City of Temple*Temple, TX6 of 630.0 ppb85,261
Brushy Creek MUD*Round Rock, TX1 of 130.0 ppb20,040
City of BeltonBelton, TX8 of 827.1 ppb25,466
City of Harker HeightsHarker Heights, TX8 of 827.1 ppb34,834
City of Copperas Cove*Copperas Cove, TX8 of 827.1 ppb37,225
City of KilleenKilleen, TX8 of 827.1 ppb151,261
US Army Fort CavazosFort Hood, TX8 of 827.1 ppb35,669
City of BellaireBellaire, TX5 of 526.0 ppb19,401
City of Gatesville*Gatesville, TX1 of 124.0 ppb16,135
Bolivar Peninsula SUDCrystal Beach, TX1 of 123.0 ppb19,476
Harris County MUD 157Houston, TX5 of 522.4 ppb12,087
City of San BenitoSan Benito, TX4 of 421.7 ppb24,250
City of Lake JacksonLake Jackson, TX5 of 521.6 ppb27,314
North Alamo Water Supply Company*Edinburg, TX17 of 1721.6 ppb153,705
Harris County MUD 165Houston, TX11 of 1121.5 ppb30,483
City of San JuanSan Juan, TX2 of 221.5 ppb30,027
City of WylieWylie, TX1 of 121.0 ppb47,322
Town of ProsperProsper, TX1 of 121.0 ppb24,579
City of Princeton*Princeton, TX1 of 121.0 ppb21,760
City of Plano*Plano, TX1 of 121.0 ppb288,800
City of Frisco*Frisco, TX1 of 121.0 ppb231,910

* This water utility supplies finished drinking water to at least one other water utility. The purchasing utility is not required to test for or report Octadecanoic acid, but it likely has the contaminant in its water supply.

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