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CONTAMINANT

Perfluoroheptanoic acid (PFHPA)

STATES DETECTED

41

serves

63 million

utilities detected

2,568

states detected

0

serves

0

utilities detected

0

Overview

Perfluoroheptanoic acid is a member of a group of perfluorinated chemicals used in many consumer products. 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: 1,000 ppt

The EWG Health Guideline of 1,000 ppt for perfluoroheptanoic acid was defined by EPA's recommended application of the toxicity value for PFHxA published in the Integrated Risk Information System’s toxicological review. This health guideline harm to fetal growth and child development.

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
Perfluoroheptanoic acid (PFHPA) from your water?

Try these filter technologies:

Activated Carbon, 

Reverse Osmosis, 

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Perfluoroheptanoic acid (PFHPA) around the Country

UTILITIES WITH CONTAMINATION
State Utilities People Served
California17813,166,995
Massachusetts3696,396,005
Florida856,341,252
New Jersey2125,457,526
North Carolina1914,459,797
New York4754,000,150
Pennsylvania843,638,423
Texas723,071,390
Alabama1012,517,431
Virginia111,621,748
Wisconsin1621,621,045
South Carolina721,522,710
Minnesota901,451,073
Colorado811,013,845
Washington51882,043
Georgia11736,049
Illinois34587,171
Delaware8572,637
Utah30527,075
Arizona17499,182
Connecticut7474,799
Rhode Island42464,563
Nevada2459,000
Michigan39439,107
Kentucky17272,838
New Hampshire38239,084
Tennessee10226,074
Iowa10161,728
Indiana2128,882
Maine3279,538
Oregon277,993
Maryland971,665
New Mexico247,532
Alaska245,324
Louisiana844,365
Oklahoma229,426
Ohio228,952
West Virginia427,665
Kansas114,580
Wyoming110,330
Missouri24,291

Utilities with the highest amounts of perfluoroheptanoic acid, 2013-2024

ALL UTILITIES
LARGE UTILITIES
Utility Location Tests Average level People served
Chapel Ridge S/dDenver, NC1 of 458.4 ppt798
Pittsboro, Town of*Pittsboro, NC1 of 458.4 ppt5,053
Telford Borough AuthorityTelford, PA1 of 132.6 ppt7,700
Harnett County Department of Public Utilities*Lillington, NC4 of 529.6 ppt109,415
Woodlake Water & Sewer Inc.Denver, NC4 of 529.6 ppt1,945
Lillington Water System-riverbluffLillington, NC4 of 529.6 ppt93
Town of Holly SpringsHolly Springs, NC4 of 529.6 ppt45,058
Moore County Public Utilities-hidden Lakes S/dCarthage, NC4 of 529.6 ppt165
Woodland Run Mobile Home S/dDenver, NC4 of 529.6 ppt108
Graystone S/dFuquay-varina, NC4 of 529.6 ppt50
Coats, Town ofCoats, NC4 of 529.6 ppt2,831
Linden, Town ofLinden, NC4 of 529.6 ppt2,077
Lillington Water System - VandercroftLillington, NC4 of 529.6 ppt629
Carle Place Water DistrictCarle Place, NY46 of 16428.1 ppt9,005
Rome*Rome, GA4 of 427.5 ppt45,586
Westwind Mobile HomeFriendship, WI2 of 226.5 ppt90
Vista Village Mobile Home ParkMorrisonville, NY12 of 1224.4 ppt43
Blue Heron VillageHamburg, PA4 of 423.2 ppt80
Yeshiva Kehileth YakovBrooklyn, NY29 of 4622.3 ppt150
Emmaus Borough Public Water*Emmaus, PA21 of 2320.1 ppt14,000
Lca Emmaus Consecutive DivAllentown, PA21 of 2320.1 ppt1,046
Hannah Heights Owners AssociationFriday Harbor, WA1 of 419.6 ppt66
Veolia Delaware Operations*Wilmington, DE8 of 819.6 ppt100,495
Security Waster District*Colorado Springs, CO2 of 519.4 ppt19,000
Lakewood HomeownersNewberg, OR2 of 218.5 ppt289
Maine Water Company Union DivisionPoland, ME2 of 316.9 ppt238
Cottages Of Acadiana Water SystemDes Peres, LA1 of 115.0 ppt196
Blue Hill TerracePrinceton, ME2 of 314.5 ppt60
Oatman Water CompanyScottsdale, AZ2 of 214.5 ppt180
Yeshiva Farm SettlementMt. Kisco, NY57 of 6214.5 ppt300
Narraguagus EstatesCherryfield, ME4 of 514.3 ppt97
North Bay Village, City ofNorth Bay Village, FL2 of 214.1 ppt8,317
Sleepy Hollow Mobile Park, NY6 of 614.0 ppt400
Lincoln, City ofLincoln, AL1 of 1213.3 ppt10,218
Delancy Street Foundation (castle)Brewster, NY18 of 1912.5 ppt48
Friendly Acres Mobile Home ParkSacramento, CA16 of 1611.9 ppt75
Ayer DPW Water DivisionAyer, MA255 of 31211.9 ppt7,427
Pine Terrace Water AssociationCoupeville, WA1 of 111.1 ppt181
Farmington ManorFarmington, MO5 of 510.8 ppt75
Brandybrook Mobile Home CourtDurhamville, NY2 of 210.8 ppt42
Pleasant Acres EstatesPalmyra, ME2 of 210.6 ppt190
Stratmoor Hills Water & Sanitation DistrictColorado Springs, CO2 of 210.5 ppt6,500
Rainbow City Utilities Board*Rainbow City, AL3 of 410.00 ppt12,363
Taylors Mobile Home ParkCoatesville, PA3 of 39.43 ppt50
Exeter Job Corps CenterExeter, RI15 of 159.24 ppt300
City of Corona*Corona, CA280 of 5938.98 ppt168,751
Home Gardens County Water DistrictCorona, CA280 of 5938.98 ppt3,095
Bal Harbour VillageBal Harbour, FL2 of 28.95 ppt3,059
Clear Creek Mobile Home ParkPort Orchard, WA6 of 68.90 ppt63
Millstone ApartmentsBrunswick, ME3 of 58.45 ppt97

* 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 Perfluoroheptanoic acid (PFHPA), but it likely has the contaminant in its water supply.

UtilityLocationTestsAverage levelPeople served
Harnett County Department of Public Utilities*Lillington, NC4 of 529.6 ppt109,415
Town of Holly SpringsHolly Springs, NC4 of 529.6 ppt45,058
Rome*Rome, GA4 of 427.5 ppt45,586
Emmaus Borough Public Water*Emmaus, PA21 of 2320.1 ppt14,000
Veolia Delaware Operations*Wilmington, DE8 of 819.6 ppt100,495
Security Waster District*Colorado Springs, CO2 of 519.4 ppt19,000
Lincoln, City ofLincoln, AL1 of 1213.3 ppt10,218
Rainbow City Utilities Board*Rainbow City, AL3 of 410.00 ppt12,363
City of Corona*Corona, CA280 of 5938.98 ppt168,751
City of Pembroke PinesPembroke Pines, FL2 of 28.35 ppt187,459
Pennsville Twsp. Water Depart.Pennsville, NJ4 of 68.07 ppt13,500
South Orange Water DepartmentSouth Orange, NJ5 of 87.80 ppt16,964
Waldwick Water DepartmentWaldwick, NJ14 of 157.68 ppt10,208
OakdaleOakdale, MN10 of 317.34 ppt28,303
Delray Beach Water Department*Delray Beach, FL1 of 17.20 ppt69,754
Saraland Water Service*Saraland, AL12 of 296.95 ppt13,827
Sunrise SouthwestFort Lauderdale, FL1 of 16.80 ppt10,750
City of Abilene*Abilene, TX8 of 126.27 ppt125,182
City of Ocala*Ocala, FL2 of 26.25 ppt64,007
Port Washington WDPort Washington, NY137 of 4426.00 ppt34,000
City of Fountain*Fountain, CO5 of 125.83 ppt25,130
City of Miami BeachMiami Beach, FL1 of 25.50 ppt100,000
Lantana Water Treatment PlantLantana, FL2 of 25.45 ppt11,558
Gadsden Water Works and Sewer Board*Gadsden, AL25 of 425.32 ppt44,637
City of North Miami*North Miami, FL4 of 45.25 ppt88,349
Village of Palm Springs*Palm Springs, FL1 of 15.20 ppt32,467
CollinsvilleCollinsville, IL2 of 65.17 ppt29,500
Shelby County Water System*Columbiana, AL16 of 165.09 ppt35,982
Southside Water Works*Southside, AL3 of 85.00 ppt11,535
City of Vienna*Vienna, WV2 of 64.92 ppt12,507
Warminster Municipal AuthorityWarminster, PA119 of 2684.86 ppt40,000
City of Pompano BeachPompano Beach, FL1 of 24.80 ppt84,000
City of LauderhillLauderhill, FL2 of 24.75 ppt55,000
Conway RuralConway, SC1 of 14.70 ppt10,823
Ridgewood WaterRidgewood, NJ252 of 2744.50 ppt61,700
Issaquah Water SystemIssaquah, WA2 of 114.47 ppt39,578
Miami Dade Water and Sewer Authority*Miami, FL4 of 74.43 ppt2,300,000
Hialeah GardensHialeah Gardens, FL4 of 74.43 ppt22,200
Livingston Twp Div of WaterLivingston, NJ3 of 34.23 ppt27,391
City of Dunn*Dunn, NC4 of 54.10 ppt12,088
Broward County Water and Wastewater Services (BCWWS) - 1ALauderdale Lakes, FL1 of 14.10 ppt75,305
Clanton Water DepartmentClanton, AL11 of 144.06 ppt13,500
Kennebec Water District*Waterville, ME7 of 74.05 ppt21,808
City of Coconut CreekCoconut Creek, FL2 of 24.05 ppt54,000
Town of Fuquay-Varina*Fuquay-varina, NC3 of 44.03 ppt39,065
Suffern VillageSuffern, NY44 of 474.00 ppt12,000
City of Sanford*Sanford, NC3 of 53.88 ppt47,302
Loachapoka Water AuthorityLoachapoka, AL11 of 123.85 ppt12,657
Brookwood Comm. Water SystemDenver, NC13 of 203.74 ppt15,665
Dale City*Hopewell, VA3 of 43.70 ppt72,062

* 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 Perfluoroheptanoic acid (PFHPA), but it likely has the contaminant in its water supply.

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