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CONTAMINANT

6:2 Fluorotelomer sulfonate (6 2FTS)

FOUND

Exceeding guidelines

STATES DETECTED

8

serves

2.2 million

utilities detected

187

states detected

6

serves

237,000

utilities detected

53

Overview

6:2 Fluorotelomer sulfonate (6:2FTS) is a member of a group of perfluorinated chemicals used in many consumer products. 6:2FTS and other perfluorinated chemicals can cause serious health effects, including cancer, endocrine disruption, accelerated puberty, liver and immune system damage, and thyroid changes. These chemicals are persistent in the environment and they accumulate in people. Click here to read more about perfluorinated chemicals.

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 1 ppt

The EWG Health Guideline of 1 ppt for 6:2FTS was defined by EWG as based on studies by Phillipe Grandjean of Harvard University and many other independent researchers who found reduced effectiveness of vaccines and adverse impacts on mammary gland development from exposure to PFOA and PFOS, the two PFAS most widely detected in drinking water.

ppt = parts per trillion

National Standard Exists

Health Concerns:

  • Cancer

  • Harm to the immune system

  • Hormone disruption

  • Harm to fetal growth and child development

  • Harm to the liver

Want to remove
6:2 Fluorotelomer sulfonate (6 2FTS) from your water?

Try these filter technologies:

Activated Carbon, 

Reverse Osmosis, 

understand filter technology

6:2 Fluorotelomer sulfonate (6 2FTS) around the Country

UTILITIES REPORTING ABOVE HEALTH GUIDELINES UTILITIES WITH CONTAMINATION
State Utilities People Served Utilities People Served
New York2596,0121211,440,503
Utah314,85731429,936
Iowa006192,657
Rhode Island778,067878,112
Pennsylvania125,000125,000
Louisiana1523,0161523,016
Washington238347,584
Missouri0012,051

Utilities with the highest amounts of 6:2FTS, 2021-2023

ALL UTILITIES
LARGE UTILITIES
Utility Location Tests Average level People served
Southwest Avoyelles Water DistrictBunkie, LA1 of 164.0 ppt1,053
Fairview Mobile Estates South WsPrairieville, LA1 of 151.0 ppt378
Forever Wild Water Co-signorJay, NY1 of 249.6 ppt900
Fairview Mobile Estates North WsPrairieville, LA1 of 143.0 ppt669
Fort Drum*Fort Drum, NY14 of 2928.0 ppt34,400
Champion Water District 1 (great Bend)Carthage, NY14 of 2928.0 ppt400
Forever Wild Water Co-kitzbuhlJay, NY1 of 122.0 ppt100
Park Dantoine Mobile Home ParkRock City Falls, NY1 of 321.0 ppt30
South Calcasieu Estates Subdivision W SMandeville, LA1 of 119.0 ppt144
Town of White Castle Water SystemWhite Castle, LA1 of 118.0 ppt2,550
Belle Place Trailer Park Water SystemScott, LA1 of 116.0 ppt330
Village of Simpson Water SystemSimpson, LA1 of 116.0 ppt1,116
Carle Place Water DistrictCarle Place, NY4 of 2615.3 ppt9,005
East Park Subdivision Water SystemLake Charles, LA1 of 115.0 ppt102
Smith Mobile Home Village Water SystemBrooklyn, LA2 of 214.5 ppt444
Hannah Heights Owners AssociationFriday Harbor, WA1 of 414.3 ppt66
Garden Heights Water SystemLake Charles, LA1 of 213.0 ppt465
West Winfield VillageWest Winfield, NY3 of 811.1 ppt978
Hurley Water CompanyHurley, NY1 of 710.1 ppt2,483
Rockville CentreRockville Centre, NY10 of 108.39 ppt24,700
Berwick Bayou Vista Water Works Commission*Berwick, LA2 of 26.05 ppt0
St. Mary Parish Water & Sewer #2 Bayou VistaPatterson, LA2 of 26.05 ppt5,379
Town of BerwickBerwick, LA2 of 26.05 ppt5,898
Meadow Valley Mobile Home ParkUnadilla, NY1 of 15.52 ppt152
Village At East WoodlandNew Lebanon, NY1 of 45.50 ppt56
Naval Station, NewportNewport, RI4 of 125.07 ppt7,871
United States Navy -fort AdamsNewport, RI4 of 125.07 ppt318
Portsmouth Water & Fire DistrictPortsmouth, RI4 of 125.07 ppt17,090
City of Newport*Newport, RI4 of 125.07 ppt42,155
Mount Ivy EnterprisesCrofton, NY2 of 114.96 ppt170
Ruby EstatesKingston, NY1 of 14.90 ppt25
Wild Oaks Water CompanyMerrick, NY2 of 64.83 ppt805
Phoenix Mobile Home Park of Lake Charles LLC W SSulphur, LA1 of 14.50 ppt159
South Kingstown-south ShoreWakefield, RI2 of 34.32 ppt6,170
Horseheads VillageHorseheads, NY2 of 74.31 ppt15,000
Foster Senior Housing Inc.Foster, RI1 of 24.16 ppt31
Narragansett Water Dept-north EndNarragansett, RI1 of 23.65 ppt4,432
Adirondack Airport CommunitySaranac Lake, NY3 of 73.44 ppt90
Wilna T Water District 2Carthage, NY1 of 13.01 ppt200
Horsham Water&sewer AuthorityHorsham, PA1 of 12.90 ppt25,000
Fort Edward Village*Fort Edward, NY1 of 22.90 ppt3,232
Fort Edward Water District #2 (ft Edward V)Fort Edward, NY1 of 22.90 ppt80
Twin Creeks Special Service DistrictPayson, UT5 of 392.87 ppt4,106
Cold Creek StudiosBlack River, NY1 of 42.83 ppt90
Wbr Public UtilitiesPort Allen, LA1 of 42.75 ppt4,329
Loveland Mobile EstatesPort Orchard, WA1 of 22.55 ppt317
Candy Lane Mobile Home ParkEaton, NY1 of 12.50 ppt30
Mountain Regional Water Special Service District*Park City, UT1 of 122.42 ppt9,500
Pine Meadow Mutual Water*Oakley, UT1 of 122.42 ppt1,251
Scotch Pine ManorClay, NY1 of 22.41 ppt84

* 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 6:2 Fluorotelomer sulfonate (6 2FTS) , but it likely has the contaminant in its water supply.

UtilityLocationTestsAverage levelPeople served
Fort Drum*Fort Drum, NY14 of 2928.0 ppt34,400
Rockville CentreRockville Centre, NY10 of 108.39 ppt24,700
Portsmouth Water & Fire DistrictPortsmouth, RI4 of 125.07 ppt17,090
City of Newport*Newport, RI4 of 125.07 ppt42,155
Horseheads VillageHorseheads, NY2 of 74.31 ppt15,000
Horsham Water&sewer AuthorityHorsham, PA1 of 12.90 ppt25,000
Liberty New York Water - MerrickMerrick, NY4 of 711.75 ppt177,000
Corning CityCorning, NY3 of 61.12 ppt10,332
Glenville Water District #11*, NY1 of 191.11 ppt63,776
Williston Park*Williston Park, NY1 of 81.000 ppt10,072
Suffern VillageSuffern, NY1 of 60.800 ppt12,000
Muscatine Power & Water*Muscatine, IA4 of 300.770 ppt23,797
City of South Sioux CitySouth Sioux City, NE4 of 80.738 ppt14,043
Sioux City Water Supply*Sioux City, IA4 of 80.738 ppt85,791
MineolaMineola, NY3 of 560.582 ppt20,600
Albertson WDRoslyn Heights, NY1 of 130.362 ppt13,500
Woodbury Cons. WDCentral Valley, NY1 of 30.325 ppt10,741
Plainview WDPlainview, NY1 of 1060.319 ppt35,000
Veolia Water New York - Rockland*West Nyack, NY22 of 3120.302 ppt270,950
West Des Moines Water WorksWest Des Moines, IA1 of 80.250 ppt68,723
Westbury WDWestbury, NY3 of 600.243 ppt20,500
Clifton Park Water Authority*Clifton Park, NY1 of 160.165 ppt39,710
New York American Water - Sea CliffMerrick, NY1 of 180.150 ppt13,400
Hicksville WDHicksville, NY4 of 1170.132 ppt48,000
New Windsor Consolidated WD*New Windsor, NY1 of 370.116 ppt30,450
Centerville City Water SystemClinton, UT1 of 40.115 ppt16,000
Jericho Water DistrictSyosset, NY3 of 1040.110 ppt58,000
Liberty New York Water - LynbrookMerrick, NY3 of 1370.104 ppt220,000
Clearfield City Water System55 S State Street, UT1 of 110.0590 ppt33,540
Clinton City Water SystemClinton, UT1 of 110.0590 ppt23,000
Farmington City Water SystemOgden, UT1 of 110.0590 ppt26,500
Kaysville City Water SystemKaysville, UT1 of 110.0590 ppt32,976
Syracuse City Water SystemSyracuse, UT1 of 110.0590 ppt28,500
Layton City Water SystemWest Haven, UT1 of 110.0590 ppt82,000
Hill Air Force Base*Elwood, UT1 of 110.0590 ppt25,470
Roy City Water System*Roy, UT1 of 110.0590 ppt38,000
South Ogden City Water SystemOgden, UT1 of 110.0590 ppt17,000
Water Authority of Western NassauNew Hyde Park, NY1 of 420.0450 ppt120,000
Port Washington WDPort Washington, NY2 of 1600.0450 ppt34,000
Glen Cove CityGlen Cove, NY1 of 520.0350 ppt28,000

* 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 6:2 Fluorotelomer sulfonate (6 2FTS) , but it likely has the contaminant in its water supply.

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