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EWG's Tap Water Database — 2021 UPDATE

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Methyl isobutyl ketone

Status: No national drinking water standard exists

 

Methyl isobutyl ketone is a solvent used in coatings and adhesives.

2017-2019:

FOUND

7

states detected

499

utilities detected

3.1 million

people served

Health concerns for methyl isobutyl ketone

Harm to the kidney

States reporting methyl isobutyl ketone in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
Texas4751,713,927
New Jersey91,307,636
Minnesota838,801
California124,945
Nevada118,000
Michigan34,964
Wisconsin24,463
MORE
LESS

Filtering technologies that reduce methyl isobutyl ketone

Activated Carbon

Reverse Osmosis

Utilities with the highest amounts of methyl isobutyl ketone, 2017-2019

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
Spade Water Supply CorporationSpade, TX2 of 552.8 ppb125
BoveyBovey, MN1 of 524.0 ppb802
El Dorado Utility DistrictHouston, TX2 of 922.7 ppb4,083
Carroll Water Supply Corporation Well 3Van, TX3 of 720.3 ppb555
Cedar Valley SubdivisionPflugerville, TX2 of 618.8 ppb182
Grande San Jacinto Water SystemMagnolia, TX3 of 616.9 ppb72
City of LemooreLemoore, CA5 of 2515.3 ppb24,945
Bethel Ash Water Supply Corporation Bethel PlantAthens, TX7 of 1415.3 ppb195
Brodhead WaterworksBrodhead, WI4 of 715.1 ppb3,216
Pennfield TownshipBattle Creek, MI1 of 414.5 ppb3,619
Cambridge Water & Sewer UtilityCambridge, WI2 of 1310.8 ppb1,247
Bushland Water Supply CorporationBushland, TX6 of 79.98 ppb220
Beaumont PlaceCypress, TX1 of 89.50 ppb2,082
Whitt Water Supply CorporationWhitt, TX4 of 79.38 ppb141
City of LevellandLevelland, TX3 of 169.04 ppb14,278
Cy Champ Public Utility DistrictHouston, TX4 of 208.92 ppb6,726
Dean Water Supply CorporationTyler, TX4 of 178.81 ppb5,847
Northwest Harris County Municipal Utility District 23Bellaire, TX3 of 208.71 ppb3,528
City of Mount CalmMount Calm, TX3 of 57.84 ppb447
Lakeside Water Control and Improvement District 2-cAustin, TX8 of 427.53 ppb2,016
Lakeside Water Control and Improvement District 1Austin, TX8 of 427.53 ppb1,680
Lakeside MUD 3Austin, TX8 of 427.53 ppb2,262
Lakeside Water Control and Improvement District 2-dAustin, TX8 of 427.53 ppb2,385
Williamson County Wsid 3Austin, TX8 of 427.53 ppb6,498
Briarcreek SubdivisionAustin, TX8 of 427.53 ppb2,769
Kelly Lane Water Control and Improvement District 1Austin, TX8 of 427.53 ppb2,331
Kelly Lane WCID 2Austin, TX8 of 427.53 ppb1,221
Lakeside Water Control and Improvement District 2-bAustin, TX8 of 427.53 ppb1,419
Noack Water Supply Corporation*Thrall, TX8 of 427.53 ppb680
Lakeside Water Control and Improvement District 2-aAustin, TX8 of 427.53 ppb324
Manville WSC*Coupland, TX8 of 427.53 ppb26,253
City of KirbyKirby, TX1 of 117.36 ppb9,669
Mount Houston Road Municipal Utility DistrictHouston, TX5 of 116.80 ppb4,374
Southeast Water Supply Corporation System 3Centerville, TX6 of 76.58 ppb393
Verona Special Utility DistrictBlue Ridge, TX3 of 156.48 ppb2,967
Chesswood Water SystemPflugerville, TX4 of 86.46 ppb75
Centerville Water Supply CorporationApple Springs, TX5 of 86.37 ppb1,132
Galveston County Water Control and Improvement District 12Bellaire, TX3 of 66.32 ppb6,045
Grantwood SubdivisionHouston, TX1 of 56.20 ppb114
Royal Community and Rv ParkTyler, TX3 of 116.05 ppb178
May Water Supply CorporationMay, TX2 of 85.93 ppb370
Lefors Municipal Water SystemLefors, TX2 of 55.80 ppb497
Montgomery County UD 4*Houston, TX1 of 65.33 ppb4,491
Lake Lorraine WsMontgomery, TX1 of 65.33 ppb126
Lakeview Water SystemItasca, TX1 of 65.30 ppb207
Metamora, Village ofMetamora, MI1 of 35.00 ppb565
Texas 281 Rv ParkBulverde, TX3 of 124.81 ppb405
City of WeinertWeinert, TX2 of 64.66 ppb162
Oaks North Mobile Home EstatesPflugerville, TX8 of 194.53 ppb1,035
Maydelle Water Supply CorporationMaydelle, TX1 of 54.52 ppb738

* 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 Methyl isobutyl ketone, but it likely has the contaminant in its water supply.

UtilityLocationTestsAverage levelPeople served
City of LemooreLemoore, CA5 of 2515.3 ppb24,945
City of LevellandLevelland, TX3 of 169.04 ppb14,278
Manville WSC*Coupland, TX8 of 427.53 ppb26,253
City of CleburneCleburne, TX15 of 373.52 ppb30,573
Quail Valley Utility DistrictMissouri, TX3 of 203.48 ppb13,317
New BrightonNew Brighton, MN1 of 83.38 ppb22,787
City of KyleKyle, TX6 of 163.01 ppb29,118
City of Cedar HillCedar Hill, TX1 of 52.22 ppb48,710
Bethesda WSCBurleson, TX6 of 752.11 ppb31,452
Wayne Township Division of WaterWayne, NJ1 of 12.06 ppb55,000
Kearny Water Department*Orange, NJ1 of 12.06 ppb41,664
Bayonne Municipal Utilities Authority*Bayonne, NJ1 of 12.06 ppb63,000
Virgin Valley Water DistrictMesquite, NV1 of 71.57 ppb18,000
City of BudaBuda, TX7 of 271.52 ppb11,530
Cypress Hill Municipal Utility District 1Houston, TX3 of 111.50 ppb10,068
City of Bay CityBay City, TX6 of 341.30 ppb17,614
Kingsland Water Supply CorporationKingsland, TX3 of 161.09 ppb10,773
Porter SUD*Porter, TX3 of 311.06 ppb15,892
Southern UtilitiesTyler, TX12 of 1491.04 ppb59,154
Harris County MUD 157Houston, TX2 of 140.850 ppb10,956
City of Wichita Falls*Wichita Falls, TX1 of 130.846 ppb104,553
Sheppard Air Force BaseSheppard Afb, TX1 of 130.846 ppb19,500
Harris County MUD 165Houston, TX3 of 250.788 ppb17,763
City of Jacksonville*Jacksonville, TX4 of 340.744 ppb14,544
City of KatyKaty, TX4 of 330.606 ppb17,019
Lindale Rural WSCLindale, TX1 of 170.606 ppb12,621
Bi County WSC 1*Pittsburg, TX6 of 650.605 ppb10,884
Green Valley SUD*Marion, TX3 of 140.593 ppb32,651
City of JasperJasper, TX2 of 210.557 ppb11,825
White Bear TownshipWhite Bear Lake, MN1 of 120.533 ppb13,610
City of League CityLeague City, TX3 of 320.425 ppb104,857
City of Kilgore*Kilgore, TX1 of 150.422 ppb14,948
Pecan Grove MUD*Houston, TX3 of 300.377 ppb14,913
Southwest Milam Water Supply Corporation*Rockdale, TX1 of 160.363 ppb10,062
City of CrowleyCrowley, TX1 of 180.361 ppb14,800
City of Highland VillageHighland Village, TX4 of 330.329 ppb15,650
Ridgewood WaterRidgewood, NJ1 of 70.313 ppb61,700
City of FriendswoodFriendswood, TX3 of 260.300 ppb37,921
Elk RiverElk River, MN1 of 180.283 ppb16,914
Montgomery Trace Water SystemNavasota, TX1 of 300.273 ppb12,180
Cypress Springs SUD N Plant 1 and NE PlantMount Vernon, TX3 of 120.271 ppb11,232
Langham Creek Utility District*Houston, TX1 of 150.247 ppb10,377
City of ConverseConverse, TX1 of 210.243 ppb27,207
City of Sugar Land*Sugar Land, TX1 of 400.235 ppb83,886
Sardis Lone Elm WSCMidlothian, TX5 of 320.221 ppb18,612
City of BellmeadBellmead, TX2 of 350.203 ppb10,052
City of BeevilleBeeville, TX1 of 100.200 ppb15,039
City of Dumas*Dumas, TX1 of 140.188 ppb14,985
Fort Bend County MUD 25Bellaire, TX1 of 210.181 ppb13,530
Kempner WSC*Kempner, TX1 of 130.169 ppb19,313

* 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 Methyl isobutyl ketone, but it likely has the contaminant in its water supply.