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EWG's Tap Water Database — 2021 UPDATE

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Tetrahydrofuran

Status: No national drinking water standard exists

 

Tetrahydrofuran is a solvent used for production of polyvinyl chloride (PVC) plastics and adhesives.

2017-2019:

FOUND

7

states detected

188

utilities detected

380,000

people served

Health concerns for tetrahydrofuran

Change to fetal growth and development

States reporting tetrahydrofuran in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
Texas166356,047
Massachusetts315,248
New Hampshire53,781
New Jersey12,035
Michigan91,768
Minnesota3563
New York160
MORE
LESS

Utilities with the highest amounts of tetrahydrofuran, 2017-2019

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
Lake Livingston Eagles Nest WaterLivingston, TX1 of 11,581.0 ppb65
Ladd Hill Mobile Home ParkFranklin, NH1 of 7484.3 ppb68
North Woods Nursing CenterBear Lake, MI3 of 4349.7 ppb71
Rocky Creek Subdivision Water SystemPflugerville, TX1 of 6200.0 ppb117
Beaumont PlaceCypress, TX1 of 8170.8 ppb2,082
Water Association of North LakeAubrey, TX1 of 4151.8 ppb29
Swartz Creek MeadowsDrummond Island, MI5 of 12127.6 ppb400
City of Bridge CityBridge City, TX2 of 1297.1 ppb8,651
Rockhouse MountainConway, NH2 of 1193.0 ppb412
Hampstead Area WaterAtkinson, NH1 of 2982.8 ppb2,838
Rollan Heights SubdivisionNew Waverly, TX1 of 579.2 ppb54
Mcfarland Village ApartmentsHouston, TX1 of 552.2 ppb120
City of AndrewsAndrews, TX2 of 550.6 ppb11,088
Lake Fenton Mobile Home ParkOrem, MI1 of 250.5 ppb220
Vista Verde Water SystemsKirbyville, TX1 of 640.2 ppb111
Benzonia Village ofRiverside, MI1 of 239.5 ppb491
Hills & DalesPflugerville, TX2 of 1036.3 ppb222
Windsor Water Utility NorthMorrisonville, WI1 of 435.0 ppb400
Johnson CreekDurham, NH1 of 235.0 ppb50
Acorn TerraceRochester, NH2 of 428.3 ppb205
Delsea Woods Community LLCGreen Creek, NJ1 of 124.9 ppb95
Bachelor KnollsGranby, MA1 of 123.0 ppb101
Pecan GroveBandera, TX1 of 1022.7 ppb114
Mooreland Subdivision Water SystemCypress, TX2 of 822.0 ppb144
Timberland EstatesPorter, TX2 of 1321.8 ppb1,983
River Club WaterHouston, TX1 of 921.1 ppb297
Shady Oaks EstatesConroe, TX2 of 1120.0 ppb648
City of LyfordLyford, TX1 of 620.0 ppb2,611
MedinaHamel, MN1 of 319.7 ppb4,000
City of BrowndellBrookeland, TX1 of 619.3 ppb297
Lake Pointe CondominiumsSouth Haven, MI2 of 218.5 ppb74
Fort Bend County Municipal Utility District 34*Houston, TX1 of 517.4 ppb3,756
Fort Bend County Municipal Utility District 35Houston, TX1 of 517.4 ppb6,609
Lazy U CommunityMedford, MN1 of 315.7 ppb426
Canyon Lake Mobile Home EstatesAustin, TX1 of 915.6 ppb2,073
Timber Country Mobile Home ParkElwell, MI1 of 214.5 ppb75
Pine Ridge Mobile Home CommunityOrem, MI1 of 314.3 ppb490
Enchanted ForestVidor, TX2 of 1213.6 ppb339
Camp Stanley Storage ActivityBoerne, TX4 of 2013.4 ppb130
Encinal Water Supply CorporationEncinal, TX1 of 1213.1 ppb1,338
Granite State CampgroundMashpee, NH1 of 413.0 ppb75
Canterbury Spruces HousingConcord, NH1 of 212.9 ppb25
Smetana ForestHouston, TX1 of 512.8 ppb150
Regency At Stow CondominiumsStow, MA6 of 1911.8 ppb132
Sharyland Water Supply CorporationMission, TX1 of 1911.4 ppb57,045
Chaparral Place Water SystemPorter, TX1 of 510.4 ppb114
Sunset Mobile Home Park 1Houston, TX1 of 610.2 ppb63
Lazy Bend EstatesAustin, TX1 of 59.40 ppb156
FairfieldAtkinson, NH1 of 39.30 ppb38
Northern Country EstatesAlger, MI1 of 18.90 ppb53

* 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 Tetrahydrofuran, but it likely has the contaminant in its water supply.

UtilityLocationTestsAverage levelPeople served
City of AndrewsAndrews, TX2 of 550.6 ppb11,088
Sharyland Water Supply CorporationMission, TX1 of 1911.4 ppb57,045
City of JasperJasper, TX3 of 217.62 ppb11,825
Clwsc Canyon Lake Shores*Canyon Lake, TX3 of 844.30 ppb24,153
Harris County MUD 55 Heritage ParkHouston, TX1 of 102.70 ppb15,671
Lakeway MUD*Lakeway, TX2 of 62.58 ppb10,512
City of CadillacKalamazoo, MI2 of 62.50 ppb10,355
City of AngletonAngleton, TX1 of 111.09 ppb18,120
City of Gatesville*Gatesville, TX1 of 60.917 ppb14,430
East Cedar Creek FWSD BrookshireMabank, TX1 of 60.912 ppb13,254
Stone Harbor Water DepartmentStone Harbor, NJ1 of 20.745 ppb30,850
San Antonio Water System Northeast*San Antonio, TX1 of 130.585 ppb50,772
City of BudaBuda, TX1 of 270.519 ppb11,530
City of HurstHurst, TX1 of 180.279 ppb38,410
City of Henderson*Henderson, TX1 of 350.181 ppb13,712
Manville WSC*Coupland, TX1 of 420.167 ppb26,253
City of Kilgore*Kilgore, TX1 of 150.0887 ppb14,948
City of Granbury*Granbury, TX1 of 720.0332 ppb11,300

* 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 Tetrahydrofuran, but it likely has the contaminant in its water supply.