PFAS in Arkansas drinking water
EPA's final UCMR 5 data covers 172 public water systems in Arkansas, serving about 2.5 million people. PFAS turned up in 10 of them (6%). 0 averaged above at least one EPA limit at a sampling point.
Every tested system in Arkansas
Largest first. PFOA and PFOS columns show the average at each system's worst sampling point; EPA's limit for each is 4 ppt. Filter by name:
| Water system | People | PFOA | PFOS | PFAS found | Result |
|---|---|---|---|---|---|
| Central Arkansas Water · Little Rock | 368,455 | - | - | 0 | None found |
| Fayetteville Waterworks · Fayetteville | 116,398 | - | - | 0 | None found |
| Springdale Water Utilities · Springdale | 98,948 | - | - | 0 | None found |
| Fort Smith Water Utilities · Fort Smith | 86,209 | - | - | 0 | None found |
| Jonesboro Water System · Jonesboro | 81,888 | - | - | 0 | None found |
| Rogers Water Utilities · Rogers | 81,443 | - | - | 0 | None found |
| Hot Springs Utilities · Hot Springs | 75,343 | - | - | 0 | None found |
| Conway Water System · Conway | 64,008 | - | - | 0 | None found |
| Bentonville Water Utilities · Bentonville | 51,250 | - | - | 1 | Below limits |
| Texarkana Water Utilities · Texarkana | 50,815 | - | - | 0 | None found |
| Liberty Utilities · Pine Bluff | 43,438 | - | - | 0 | None found |
| Bella Vista Poa · Bella Vista | 39,419 | - | - | 0 | None found |
| Jacksonville Waterworks · Jacksonville | 32,875 | - | - | 0 | None found |
| Paragould Light Water & Cable · Paragould | 31,188 | - | - | 0 | None found |
| Benton Waterworks · Benton | 30,681 | - | - | 0 | None found |
| Cabot Waterworks · Cabot | 30,063 | - | - | 0 | None found |
| City Corporation · Russellville | 29,260 | - | - | 0 | None found |
| Searcy Waterworks · Searcy | 28,196 | - | - | 0 | None found |
| Centerton Waterworks · Centerton | 27,243 | - | - | 0 | None found |
| Vilonia Waterworks · Vilonia | 24,690 | - | - | 0 | None found |
| West Memphis Waterworks · West Memphis | 24,419 | - | - | 0 | None found |
| Salem Water Association · Benton | 22,775 | - | - | 0 | None found |
| Van Buren Waterworks · Van Buren | 22,725 | - | - | 0 | None found |
| Conway CO Regional Water Dist | 22,505 | - | - | 0 | None found |
| Siloam Springs Waterworks · Siloam Springs | 21,430 | - | - | 3 | Below limits |
| Tri-county Water Distbr Dist · Russelville | 20,394 | - | - | 0 | None found |
| Washington Water Authority Wwa · Farmington | 20,140 | - | - | 0 | None found |
| Mountain Home Waterworks · Mountain Home | 19,618 | - | - | 0 | None found |
| Bryant Waterworks · Bryant | 19,607 | - | - | 0 | None found |
| Community Water System · Greers Ferry | 18,628 | - | - | 0 | None found |
| El Dorado Waterworks · El Dorado | 17,932 | - | - | 0 | None found |
| Harrison Waterworks · Harrison | 17,455 | - | - | 0 | None found |
| Hot Springs Village Waterworks · Hot Springs Village | 15,985 | - | - | 0 | None found |
| Sardis Water Association · Mabelvale | 15,660 | - | - | 0 | None found |
| Batesville Water Utilities · Batesville | 15,621 | - | - | 0 | None found |
| Grand Prairie Regional Water · Stuttgart | 15,204 | - | - | 0 | None found |
| Malvern Waterworks · Malvern | 14,410 | - | - | 0 | None found |
| Heber Springs Water System · Heber Springs | 14,015 | - | - | 0 | None found |
| Grand Prairie Bayou 2 Pwa · Austin | 13,519 | - | - | 0 | None found |
| Camden Waterworks · Camden | 13,275 | - | - | 0 | None found |
| Marion Waterworks · Marion | 13,032 | - | - | 0 | None found |
| Blytheville Waterworks · Blytheville | 12,981 | - | - | 0 | None found |
| Greenbrier Waterworks · Greenbrier | 12,938 | - | - | 0 | None found |
| Pea Ridge Waterworks · Pea Ridge | 12,795 | - | - | 0 | None found |
| Kimzey Regional Water District · Malvern | 12,718 | - | - | 0 | None found |
| Ward Waterworks · Ward | 12,579 | - | - | 0 | None found |
| Sw White County Water Assn · Searcy | 12,173 | - | - | 0 | None found |
| Arkadelphia Waterworks · Arkadelphia | 11,855 | - | - | 0 | None found |
| Magnolia Waterworks · Magnolia | 11,657 | - | - | 0 | None found |
| James Fork Regional Water District · Greenwood | 11,538 | - | - | 0 | None found |
| Hope Water Light Comm · Hope | 11,500 | - | - | 0 | None found |
| Madison CO Water Facilities Bd · Huntsville | 11,435 | - | - | 0 | None found |
| Mid-arkansas Utilities P.w.a · Cabot | 11,148 | - | - | 0 | None found |
| Clinton Waterworks · Clinton | 10,280 | - | - | 0 | None found |
| Trumann Waterworks · Trumann | 10,000 | - | - | 0 | None found |
| Forrest City Waterworks · Forrest City | 9,986 | - | - | 0 | None found |
| Greenwood Waterworks · Greenwood | 9,905 | - | - | 0 | None found |
| Prairie Grove Waterworks · Prairie Grove | 9,615 | - | - | 0 | None found |
| Southwest Water Association · Benton | 9,573 | - | - | 0 | None found |
| Clarksville Connected Utilities · Clarksville | 9,410 | - | - | 0 | None found |
| Mountain Top Water Association · Heber Springs | 9,253 | - | - | 0 | None found |
| Southside Pub Water Authority · Batesville | 9,108 | - | - | 0 | None found |
| Cross County Rural Water Sys · Hickory Ridge | 8,750 | - | - | 0 | None found |
| Us Air Force Base Little Rock · Jacksonville | 8,618 | - | - | 0 | None found |
| Cedarville Waterworks · Cedarville | 8,529 | - | - | 0 | None found |
| Beebe Waterworks · Beebe | 8,451 | - | - | 1 | Below limits |
| Monticello Water Department · Monticello | 8,442 | - | - | 0 | None found |
| Wynne Waterworks · Wynne | 8,391 | - | - | 0 | None found |
| N Garland CO Reg Water Dist · Hot Springs | 7,913 | - | - | 0 | None found |
| Gentry Waterworks · Gentry | 7,910 | - | - | 0 | None found |
| Crossett Water Commission · Crossett | 7,900 | - | - | 0 | None found |
| Pocahontas Waterworks · Pocahontas | 7,752 | - | - | 0 | None found |
| Lawrence CO Reg Water Dist · Pocahontas | 7,469 | - | - | 0 | None found |
| Stuttgart Waterworks · Stuttgart | 7,393 | - | - | 0 | None found |
| Mayflower Waterworks · Mayflower | 7,390 | - | - | 0 | None found |
| Yorktown Water Association · Star City | 7,364 | - | - | 0 | None found |
| Tontitown Waterworks · Tontitown | 7,355 | - | - | 0 | None found |
| Nashville Rural Water Authority · Nashville | 7,291 | - | - | 0 | None found |
| Ne Yell County Water Assoc · Dardanelle | 7,198 | - | - | 0 | None found |
| Hwy 63 Water Association · Rison | 7,187 | - | - | 0 | None found |
| Western Greene County R W D · Walcott | 7,095 | - | - | 0 | None found |
| Berryville Waterworks · Berryville | 6,813 | - | - | 0 | None found |
| Benton CO Water · Avoca | 6,730 | - | - | 0 | None found |
| Lincoln Waterworks · Lincoln | 6,690 | - | - | 0 | None found |
| Tumbling Shoals Water Assoc · Tumbling Shoals | 6,608 | - | - | 0 | None found |
| Dumas Waterworks · Dumas | 6,338 | - | - | 0 | None found |
| Mount Olive Water Association · Elkins | 6,308 | - | - | 0 | None found |
| Hwy 71 Water District #1 Pwa · Alma | 6,275 | - | - | 0 | None found |
| Green Forest Waterworks · Green Forest | 6,265 | - | - | 0 | None found |
| Newport Waterworks · Newport | 6,204 | - | - | 0 | None found |
| Mountain View Waterworks · Mountain View | 6,153 | - | - | 0 | None found |
| Alma Waterworks · Alma | 6,123 | - | - | 0 | None found |
| Dequeen Water Work · Dequeen | 6,105 | - | - | 0 | None found |
| Osceola Waterworks · Osceola | 6,053 | - | - | 0 | None found |
| Warren Waterworks · Warren | 6,001 | - | - | 0 | None found |
| East End Water · Little Rock | 5,954 | - | - | 0 | None found |
| Walnut Ridge Waterworks · Walnut Ridge | 5,823 | - | - | 0 | None found |
| Barling Waterworks · Barling | 5,822 | - | - | 0 | None found |
| Horsehead Water Association · Clarksville | 5,792 | - | - | 0 | None found |
| West Helena Water Works · Helena | 5,693 | - | - | 0 | None found |
| Clay CO Reg Water District · Mc Dougal | 5,633 | - | - | 0 | None found |
| Mena Water Department · Mena | 5,604 | - | - | 0 | None found |
| Hamburg Waterworks · Hamburg | 5,600 | - | - | 0 | None found |
| Watson Chapel Water Assoc · Pine Bluff | 5,590 | - | - | 0 | None found |
| Cave Springs Waterworks · Cave Springs | 5,365 | - | - | 0 | None found |
| Sevier CO Water Association · Dequeen | 5,365 | - | - | 0 | None found |
| North White CO Rural Water Pfb · Judsonia | 5,215 | - | - | 0 | None found |
| East Johnson CO Water Assn · Lamar | 5,200 | - | - | 0 | None found |
| West Stone County Water Assn · Fox | 5,188 | - | - | 1 | Below limits |
| Se White County Water Assoc · Higginson | 5,018 | - | - | 0 | None found |
| Wooster Waterworks · Wooster | 5,000 | - | - | 0 | None found |
| Paris Waterworks · Paris | 4,935 | - | - | 0 | None found |
| Gravette Waterworks · Gravette | 4,900 | - | - | 0 | None found |
| Four Mile Hill Water Assoc · Searcy | 4,877 | - | - | 0 | None found |
| Cherokee Village Water Assoc · Cherokee Village | 4,780 | - | - | 0 | None found |
| North East Public Water Auth · Mountain Home | 4,690 | - | - | 0 | None found |
| Piggott Waterworks · Piggott | 4,620 | - | - | 0 | None found |
| Hardin Water Association · Pine Bluff | 4,600 | - | - | 0 | None found |
| Sw Boone County Water Assoc · Harrison | 4,558 | - | - | 0 | None found |
| Dardanelle Waterworks · Dardanelle | 4,517 | - | 2.2 | 3 | Sample at limit |
| Prescott Waterworks · Prescott | 4,500 | - | - | 0 | None found |
| Atkins Water System · Atkins | 4,439 | - | - | 0 | None found |
| Lakeview-midway Public Water Authority · Lakeview | 4,383 | - | - | 1 | Below limits |
| Ozark Waterworks · Ozark | 4,368 | - | - | 0 | None found |
| Milltown-washburn Water Users · Greenwood | 4,325 | - | - | 0 | None found |
| Little River CO Rda · Foreman | 4,279 | - | - | 0 | None found |
| Lonoke Waterworks · Lonoke | 4,277 | - | - | 0 | None found |
| Riversouth Rural Water Dist · Ozark | 4,275 | - | - | 0 | None found |
| Ashdown Waterworks · Ashdown | 4,261 | - | - | 0 | None found |
| Des Arc Waterworks · Des Arc | 4,245 | - | - | 0 | None found |
| Beaverfork Pwa · Conway | 4,220 | - | - | 0 | None found |
| Manila Waterworks · Manila | 4,165 | - | - | 0 | None found |
| Nashville Waterworks · Nashville | 4,153 | - | - | 1 | Below limits |
| Melbourne Waterworks · Melbourne | 4,126 | - | - | 0 | None found |
| Eureka Springs Waterworks · Eureka Springs | 4,053 | - | - | 0 | None found |
| Pottsville Water Association · Pottsville | 4,045 | - | - | 0 | None found |
| Haskell Water System · Haskell | 4,000 | - | - | 0 | None found |
| Elkins Waterworks · Elkins | 3,905 | - | - | 0 | None found |
| South Sheridan Water Assoc · Sheridan | 3,887 | - | - | 0 | None found |
| Crowleys Ridge Water Assoc · Harrisburg | 3,873 | - | - | 1 | Below limits |
| Flippin Waterworks · Flippin | 3,870 | - | - | 1 | Below limits |
| Center Grove Water Association · Sheridan | 3,858 | - | - | 0 | None found |
| Mc Gehee Waterworks · Mcgehee | 3,849 | - | - | 0 | None found |
| Booneville Waterworks · Booneville | 3,847 | - | - | 0 | None found |
| Shannon Hills Water Dept · Shannon Hills | 3,832 | - | - | 0 | None found |
| Adc - Cummins Unit Maint · Grady | 3,800 | - | - | 0 | None found |
| Lee County Water Association · Marianna | 3,770 | - | - | 0 | None found |
| Lavaca Waterworks · Lavaca | 3,650 | - | - | 0 | None found |
| Barton Lexa Water Association · Poplar Grove | 3,642 | - | - | 0 | None found |
| Waldron Waterworks · Waldron | 3,550 | - | - | 0 | None found |
| Hot Spring CO Water Assoc · Donaldson | 3,528 | - | - | 1 | Below limits |
| Van Buren County W U a · Clinton | 3,500 | - | - | 0 | None found |
| Corning Waterworks · Corning | 3,388 | - | - | 0 | None found |
| Marianna Waterworks · Marianna | 3,238 | - | - | 0 | None found |
| Fordyce Water CO · Fordyce | 3,191 | - | - | 0 | None found |
| Buffalo Island Reg Water Dist · Caraway | 3,055 | - | - | 0 | None found |
| Brinkley Waterworks · Brinkley | 2,992 | - | - | 0 | None found |
| Harrisburg Waterworks · Harrisburg | 2,824 | - | - | 0 | None found |
| Helena Water Sewer · Helena | 2,708 | - | - | 0 | None found |
| Little Creek Water Association · Sheridan | 2,561 | - | - | 0 | None found |
| Decatur Waterworks · Decatur | 2,468 | - | - | 0 | None found |
| Holiday Island Waterworks · Holiday Island | 2,446 | - | - | 0 | None found |
| Guy Waterworks · Guy | 2,438 | - | - | 0 | None found |
| Tuckerman Waterworks · Tuckerman | 1,817 | - | - | 0 | None found |
| Mc Crory Waterworks · Mc Crory | 1,736 | - | - | 0 | None found |
| Bradley CO Rural Water Association · Warren | 1,163 | - | - | 0 | None found |
| Marvell Waterworks · Marvell | 1,035 | - | - | 0 | None found |
| Hartman Waterworks · Hartman | 947 | - | - | 0 | None found |
| Hartford Waterworks · Hartford | 725 | - | - | 0 | None found |
| Salesville Community Water Association · Salesville | 715 | - | - | 0 | None found |
| Batts-lapile Water Association · Strong | 583 | - | - | 0 | None found |
| Washington Water System · Hope | 142 | - | - | 0 | None found |
On a private well in Arkansas?
EPA's program only covers public systems. Private wells are never part of UCMR 5, so the only way to know is to test. Our well testing guide covers which lab tests to order, and the best well water systems covers what to install once you have results.
Cite this page
Well & Tap. "PFAS in Arkansas drinking water: results for 172 systems." Data: U.S. EPA UCMR 5, final release August 2026. https://wellandtap.com/pfas/arkansas/
Source: EPA UCMR 5 final occurrence data (August 2026); population from EPA SDWIS. Method.