Arkansas tap water, by utility.

182 utilities with a full report, serving 2.6 million people as they report it. Regulated PFAS turned up at 2 of them.

Arkansas utilities by population served
Utility	Based in	Serves	Regulated PFAS	Health-based violations since 2016
Central Arkansas Water	Little Rock	368,455	None found	0
Fayetteville Waterworks	Fayetteville	116,398	None found	0
Springdale Water Utilities	Springdale	98,948	None found	0
Fort Smith Water Utilities	Fort Smith	86,209	None found	1
Jonesboro Water System	Jonesboro	81,888	None found	0
Rogers Water Utilities	Rogers	81,443	None found	0
Hot Springs Utilities	Hot Springs	75,343	None found	1
Conway Water System	Conway	64,008	None found	0
Bentonville Water Utilities	Bentonville	51,250	None found	0
Texarkana Water Utilities	Texarkana	50,815	None found	1
Liberty Utilities	Pine Bluff	43,438	None found	0
Bella Vista Poa	Bella Vista	39,419	None found	2
Jacksonville Waterworks	Jacksonville	32,875	None found	0
Paragould Municipal Utilities	Paragould	31,188	None found	0
Benton Waterworks	Benton	30,681	None found	0
Cabot Waterworks	Cabot	30,063	None found	0
City Corporation	Russellville	29,260	None found	1
Searcy Waterworks	Searcy	28,196	None found	0
Centerton Waterworks	Centerton	27,243	None found	2
Vilonia Waterworks	Vilonia	24,690	None found	0
West Memphis Waterworks	West Memphis	24,419	None found	0
Salem Water Users LLC	Benton	22,775	None found	0
Van Buren Waterworks	Van Buren	22,725	None found	0
Conway Co Regional Water Dist		22,505	None found	1
Siloam Springs Waterworks	Siloam Springs	21,430	PFBS	1
Tri - County Water Distbr Dist	Russelville	20,394	None found	5
Washington Water Authority Wwa	Farmington	20,140	None found	9
Mountain Home Waterworks	Mountain Home	19,618	None found	0
Bryant Waterworks	Bryant	19,607	None found	0
Community Water System	Greers Ferry	18,628	None found	1
El Dorado Waterworks	El Dorado	17,932	None found	5
Harrison Waterworks	Harrison	17,455	None found	0
Hot Springs Village Waterworks	Hot Springs Village	15,985	None found	0
Sardis Water Association	Mabelvale	15,660	None found	0
Batesville Water Utilities	Batesville	15,621	None found	0
Grand Prairie Regional Water	Stuttgart	15,204	None found	0
Malvern Waterworks	Malvern	14,410	None found	0
Heber Springs Water System	Heber Springs	14,015	None found	0
Grand Prairie Bayou 2 Pwa	Austin	13,519	None found	0
Camden Waterworks	Camden	13,275	None found	0
Marion Waterworks	Marion	13,032	None found	6
Blytheville Waterworks	Blytheville	12,981	None found	0
Greenbrier Waterworks	Greenbrier	12,938	None found	0
Pea Ridge Waterworks	Pea Ridge	12,795	None found	0
Kimzey Regional Water District	Malvern	12,718	None found	0
Ward Waterworks	Ward	12,579	None found	3
Sw White County Water Assn	Searcy	12,173	None found	0
Arkadelphia Waterworks	Arkadelphia	11,855	None found	0
Magnolia Waterworks	Magnolia	11,657	None found	8
James Fork Regional Water District	Greenwood	11,538	None found	6
Hope Water Light Comm	Hope	11,500	None found	8
Madison Co Water Facilities Bd	Huntsville	11,435	None found	0
Mid - Arkansas Utilities P.W.A	Cabot	11,148	None found	0
Clinton Waterworks	Clinton	10,280	None found	0
Trumann Waterworks	Trumann	10,000	None found	0
Forrest City Waterworks	Forrest City	9,986	None found	0
Greenwood Waterworks	Greenwood	9,905	None found	0
Prairie Grove Waterworks	Prairie Grove	9,615	None found	5
Southwest Water Users LLC	Benton	9,573	None found	0
Clarksville Connected Utilities	Clarksville	9,410	None found	0
Mountain Top Water Association	Heber Springs	9,253	None found	0
Southside Pub Water Authority	Batesville	9,108	None found	0
Cross County Rural Water Sys	Hickory Ridge	8,750	None found	2
US Air Force Base Little Rock	Jacksonville	8,618	None found	0
Cedarville Waterworks Fbcc	Cedarville	8,529	None found	0
Beebe Waterworks	Beebe	8,451	None found	0
Monticello Water Department	Monticello	8,442	None found	0
Wynne Waterworks	Wynne	8,391	None found	0
N Garland Co Reg Water Dist	Hot Springs	7,913	None found	1
Gentry Waterworks	Gentry	7,910	None found	3
Crossett Water Commission	Crossett	7,900	None found	0
Pocahontas Waterworks	Pocahontas	7,752	None found	0
Lawrence Co Reg Water Dist	Pocahontas	7,469	None found	1
Stuttgart Waterworks	Stuttgart	7,393	None found	0
Mayflower Waterworks	Mayflower	7,390	None found	0
Yorktown Water Association	Star City	7,364	None found	0
Tontitown Waterworks	Tontitown	7,355	None found	5
Nashville Rural Water Authority	Nashville	7,291	None found	19
NE Yell County Water Assoc	Dardanelle	7,198	None found	7
Hwy 63 Water Association	Rison	7,187	None found	0
Western Greene County R W D	Walcott	7,095	None found	0
Berryville Waterworks	Berryville	6,813	None found	1
Benton County Water District #1	Avoca	6,730	None found	1
Lincoln Waterworks	Lincoln	6,690	None found	1
Tumbling Shoals Water Assoc	Tumbling Shoals	6,608	None found	0
Dumas Waterworks	Dumas	6,338	None found	1
Mount Olive Water Association	Elkins	6,308	None found	0
Hwy 71 Water District #1 Pwa	Alma	6,275	None found	0
Green Forest Waterworks	Green Forest	6,265	None found	0
Newport Waterworks	Newport	6,204	None found	0
Mountain View Waterworks	Mountain View	6,153	None found	0
Alma Waterworks	Alma	6,123	None found	0
Dequeen Water Work	Dequeen	6,105	None found	0
Osceola Waterworks	Osceola	6,053	None found	2
Warren Waterworks	Warren	6,001	None found	0
East End Water	Little Rock	5,954	None found	0
Walnut Ridge Waterworks	Walnut Ridge	5,823	None found	1
Barling Waterworks	Barling	5,822	None found	0
Horsehead Water Association	Clarksville	5,792	None found	0
West Helena Water Works	Helena	5,693	None found	17
Clay Co Reg Water District	Mc Dougal	5,633	None found	0
Mena Water Department	Mena	5,604	None found	1
Hamburg Waterworks	Hamburg	5,600	None found	0
Watson Chapel Water Assoc	Pine Bluff	5,590	None found	0
Perryville Waterworks	Perryville	5,550	Not sampled	0
Cave Springs Waterworks	Cave Springs	5,365	None found	13
Sevier Co Water Association	Dequeen	5,365	None found	0
North White Co Rural Water Pfb	Judsonia	5,215	None found	8
East Johnson Co Water Assn	Lamar	5,200	None found	1
West Stone County Water Assn	Fox	5,188	None found	0
Se White County Water Assoc	Higginson	5,018	None found	0
Wooster Waterworks	Wooster	5,000	None found	6
Paris Waterworks	Paris	4,935	None found	6
Gravette Waterworks	Gravette	4,900	None found	0
Four Mile Hill Public Facilities Board	Searcy	4,877	None found	1
Cherokee Village Water Assoc	Cherokee Village	4,780	None found	0
North East Public Water Auth	Mountain Home	4,690	None found	0
Piggott Waterworks	Piggott	4,620	None found	0
Sheridan Waterworks	Sheridan	4,605	Not sampled	0
Hardin Water Association	Pine Bluff	4,600	None found	0
Sw Boone County Water Assoc	Harrison	4,558	None found	0
Dardanelle Waterworks	Dardanelle	4,517	PFOS, PFHxS	2
Prescott Waterworks	Prescott	4,500	None found	1
Atkins Water System	Atkins	4,439	None found	4
Lakeview - Midway Public Water Authority	Lakeview	4,383	None found	0
Ozark Waterworks	Ozark	4,368	None found	0
Milltown - Washburn Water Users	Greenwood	4,325	None found	28
Brookland Waterworks	Brookland	4,283	Not sampled	0
Little River Co Rda	Foreman	4,279	None found	11
Lonoke Waterworks	Lonoke	4,277	None found	5
Riversouth Rural Water Dist	Ozark	4,275	None found	0
Ashdown Waterworks	Ashdown	4,261	None found	0
Des Arc Waterworks	Des Arc	4,245	None found	8
Beaverfork Pwa	Conway	4,220	None found	4
Manila Waterworks	Manila	4,165	None found	0
Nashville Waterworks	Nashville	4,153	None found	0
Melbourne Waterworks	Melbourne	4,126	None found	0
Eureka Springs Waterworks	Eureka Springs	4,053	None found	0
Pottsville Water Association	Pottsville	4,045	None found	0
Haskell Water System	Haskell	4,000	None found	4
Highfill Water Department	Highfall	3,970	Not sampled	2
Elkins Waterworks	Elkins	3,905	None found	0
South Sheridan Water Assoc	Sheridan	3,887	None found	0
Crowleys Ridge Water Assoc	Harrisburg	3,873	None found	0
Flippin Waterworks	Flippin	3,870	None found	0
Center Grove Water Association	Sheridan	3,858	None found	0
Mc Gehee Waterworks	McGehee	3,849	None found	0
Booneville Waterworks	Booneville	3,847	None found	0
Shannon Hills Water Dept	Shannon Hills	3,832	None found	0
Adc - Cummins Unit Maint	Grady	3,800	None found	0
Lee County Water Association	Marianna	3,770	None found	47
Lavaca Waterworks	Lavaca	3,650	None found	0
Barton Lexa Water Association	Poplar Grove	3,642	None found	0
Austin Waterworks	Austin	3,600	Not sampled	0
Waldron Waterworks	Waldron	3,550	None found	0
Hot Spring Co Water Assoc	Donaldson	3,528	None found	0
Huntsville Waterworks	Huntsville	3,508	Not sampled	0
Van Buren County Pwa	Clinton	3,500	None found	0
Rock Moore Water Authority	Sulphur Rock	3,462	Not sampled	1
Valley Springs Waterworks	Valley Springs	3,400	Not sampled	1
Corning Waterworks	Corning	3,388	None found	3
Charleston Waterworks	Charleston	3,386	Not sampled	0
Pfeiffer Water Authority	Batesville	3,343	Not sampled	1
Marianna Waterworks	Marianna	3,238	None found	0
Fordyce Water Co	Fordyce	3,191	None found	0
Buffalo Island Reg Water Dist	Caraway	3,055	None found	0
Brinkley Waterworks	Brinkley	2,992	None found	0
Harrisburg Waterworks	Harrisburg	2,824	None found	0
Helena Water Sewer	Helena	2,708	None found	14
Little Creek Water Association	Sheridan	2,561	None found	0
Decatur Waterworks	Decatur	2,468	None found	0
Holiday Island Waterworks	Holiday Island	2,446	None found	0
Guy Waterworks	Guy	2,438	None found	0
Tuckerman Waterworks	Tuckerman	1,817	None found	0
Mc Crory Waterworks	Mc Crory	1,736	None found	0
Bradley Co Rural Water Association	Warren	1,163	None found	0
Marvell Waterworks	Marvell	1,035	None found	3
Hartman Waterworks	Hartman	947	None found	0
Hartford Waterworks	Hartford	725	None found	4
Salesville Community Water Association	Salesville	715	None found	1
Batts - Lapile Water Association	Strong	583	None found	1
Washington Water System	Hope	142	None found	0
Utilities EPA sampled under UCMR 5, plus any other community system serving 3,300 people or more. Smaller systems appear in ZIP code results. Data: EPA SDWIS 2026 Q2 and UCMR 5.