Arkansas

Arkansas drinking water quality

Every public water system in Arkansas we've verified. Each report covers one calendar year and shows the utility's own measured contaminant levels against federal limits.

Want the national picture? See where Arkansas lands in our ranking of the states with the most open health-based water violations, pulled from the EPA's own records for every U.S. public water system.

640 water systems mapped in Arkansas

Browse all 640 systems A–Z:12

• Pickens Waterworks (2023)
  1 contaminants measured· 1 at or above the limit
• Delight Waterworks (2015)
  1 contaminants measured· 1 at or above the limit
• Hughes Community Water Assoc (2011)
  1 contaminants measured· 1 at or above the limit
• Bradley Co Rural Water Association (2008)
  1 contaminants measured· 1 at or above the limit
• Clarkedale-jericho Water Assoc (2009)
  1 contaminants measured· 1 at or above the limit
• Fulton Waterworks (2010)
  1 contaminants measured· 1 at or above the limit
• Grubbs Waterworks (2022)
  1 contaminants measured· 1 at or above the limit
• Keiser Waterworks (2014)
  1 contaminants measured· 1 at or above the limit
• Joiner Rural Water (2025)
  1 contaminants measured· 1 at or above the limit
• Jasper Waterworks (2016)
  1 contaminants measured· 1 at or above the limit
• Bearden Waterworks (2016)
  1 contaminants measured· 1 at or above the limit
• Bigelow Waterworks (2009)
  1 contaminants measured· 1 at or above the limit
• Houston Waterworks (2013)
  1 contaminants measured· 1 at or above the limit
• Marvell Waterworks (2008)
  1 contaminants measured· 1 at or above the limit
• Murfreesboro Waterworks (2012)
  1 contaminants measured· 1 at or above the limit
• Harrisburg Waterworks (2007)
  1 contaminants measured· 1 at or above the limit
• Dennard Water Association (2012)
  1 contaminants measured· 1 at or above the limit
• Hackett Waterworks (2019)
  1 contaminants measured· 1 at or above the limit
• Hardy Waterworks (2003)
  1 contaminants measured· 1 at or above the limit
• Lawson-urbana Water Assoc (2009)
  1 contaminants measured· 1 at or above the limit
• Pangburn Waterworks (2009)
  1 contaminants measured· 1 at or above the limit
• Havana Waterworks (2004)
  1 contaminants measured· 1 at or above the limit
• Oden-pencil Bluff Water Assn (2022)
  1 contaminants measured· 1 at or above the limit
• Guion Water Department (2010)
  1 contaminants measured· 1 at or above the limit
• East Monroe County Water Users (2022)
  1 contaminants measured· 1 at or above the limit
• Clark County Country Water Facilities (2008)
  1 contaminants measured· 1 at or above the limit
• Toad Suck Public Facility Bd (2022)
  1 contaminants measured· 1 at or above the limit
• Acorn Rural Water Assn (2006)
  1 contaminants measured· 1 at or above the limit
• Cottonwood Water Association (2019)
  1 contaminants measured· 1 at or above the limit
• Pike City Water Assn (2016)
  1 contaminants measured· 1 at or above the limit
• Tri County Rwdd -moores Chapel (2006)
  1 contaminants measured· 1 at or above the limit
• Nail-swain Water Association (2009)
  1 contaminants measured· 1 at or above the limit
• Southwest Arkansas Water System (2008)
  1 contaminants measured· 1 at or above the limit
• South Pike Co Water (2009)
  1 contaminants measured· 1 at or above the limit
• North Howard Rural Water Association (2016)
  1 contaminants measured· 1 at or above the limit
• Veterans Health Care System of the Ozark (2018)
  1 contaminants measured· 1 at or above the limit
• Albemarle Corporation West (2012)
  1 contaminants measured· 1 at or above the limit
• Dyer Waterworks (2003)
  1 contaminants measured
• Denning Waterworks (2002)
  1 contaminants measured
• Pleasant View Water Fac Board (2004)
  1 contaminants measured
• Saline Co Ww Ss Pfb (2003)
  1 contaminants measured
• Horatio Waterworks (2003)
  1 contaminants measured
• Belleville Water (2003)
  1 contaminants measured
• Danville Waterworks (2003)
  1 contaminants measured
• Parkin Rural Public Water Authority (2003)
  1 contaminants measured
• Georgia Pacific Wood Products Llc (2004)
  1 contaminants measured
• Marion Waterworks (2025)
  1 contaminants measured
• Coal Hill Waterworks (2004)
  1 contaminants measured
• Fouke Waterworks (2002)
  1 contaminants measured
• Clarendon Waterworks (2002)
  1 contaminants measured
• Antoine Waterworks (2003)
  1 contaminants measured
• Strong Waterworks (2003)
  1 contaminants measured
• Compton Waterworks (2004)
  1 contaminants measured
• Leisure Hills Mobile Home Park (2003)
  1 contaminants measured
• Hosanna Heights Water (2004)
  1 contaminants measured
• Marysville Water Association (2006)
  1 contaminants measured
• Mount Holly Waterworks (2019)
  1 contaminants measured
• Calico Rock Waterworks (2004)
  1 contaminants measured
• Forrest City Waterworks (2025)
  1 contaminants measured
• St Charles Waterworks (2004)
  1 contaminants measured
• Almyra Waterworks (2003)
  1 contaminants measured
• Northeast Dewitt Water Assoc (2004)
  1 contaminants measured
• Dewitt Waterworks (2013)
  1 contaminants measured
• Gillett Water Dept (2002)
  1 contaminants measured
• Humphrey Waterworks (2006)
  1 contaminants measured
• North Lagrue Water Assoc (2004)
  1 contaminants measured
• Stuttgart Waterworks (2025)
  1 contaminants measured
• Montrose Boydell Water System (2002)
  1 contaminants measured
• Hamburg Waterworks (2025)
  1 contaminants measured
• Fountain Hill Waterworks (2006)
  1 contaminants measured
• Crossett Water Commission (2025)
  1 contaminants measured
• Portland Waterworks (2003)
  1 contaminants measured
• Parkdale Waterworks (2002)
  1 contaminants measured
• Wilmot Waterworks (2002)
  1 contaminants measured
• North Crossett Utilities (2016)
  1 contaminants measured
• Briarcliff Waterworks (2003)
  1 contaminants measured
• Mountain Home Waterworks (2025)
  1 contaminants measured
• Big Flat Waterworks (2003)
  1 contaminants measured
• Lakeview-midway Public Water Authority (2025)
  1 contaminants measured
• Cotter Waterworks (2004)
  1 contaminants measured
• Lake Bull Shoals Estates Water (2003)
  1 contaminants measured
• North East Public Water Auth (2025)
  1 contaminants measured
• Gassville Waterworks (2004)
  1 contaminants measured
• Norfork Waterworks (2004)
  1 contaminants measured
• Salesville Community Water Association (2003)
  1 contaminants measured
• Benton County Water District #1 (2025)
  1 contaminants measured
• Bella Vista Poa (2025)
  1 contaminants measured
• Bentonville Water Utilities (2025)
  1 contaminants measured
• Mockingbird Hill Water Assoc (2004)
  1 contaminants measured
• Cave Springs Waterworks (2025)
  1 contaminants measured
• Centerton Waterworks (2025)
  1 contaminants measured
• Sylvan Shores Sd Waterworks (2002)
  1 contaminants measured
• Fifty Six Waterworks (2003)
  1 contaminants measured
• Garfield Waterworks (2003)
  1 contaminants measured
• Gentry Waterworks (2025)
  1 contaminants measured
• Lost Bridge Vill Wat-sew Dists (2003)
  1 contaminants measured
• Gravette Waterworks (2025)
  1 contaminants measured
• Decatur Waterworks (2002)
  1 contaminants measured
• Pea Ridge Waterworks (2025)
  1 contaminants measured
• Rogers Water Utilities (2025)
  1 contaminants measured
• Siloam Springs Waterworks (2025)
  1 contaminants measured
• Sulphur Springs Waterworks (2003)
  1 contaminants measured
• Alpena Waterworks (2002)
  1 contaminants measured
• Bellefonte Water (2002)
  1 contaminants measured
• Bergman Waterworks (2003)
  1 contaminants measured
• Diamond City Water (2002)
  1 contaminants measured
• Harrison Waterworks (2024)
  1 contaminants measured
• Lead Hill Waterworks (2003)
  1 contaminants measured
• Omaha Waterworks (2002)
  1 contaminants measured
• Valley Springs Waterworks (2025)
  1 contaminants measured
• Warren Waterworks (2025)
  1 contaminants measured
• Hermitage Waterworks (2003)
  1 contaminants measured
• Banks Waterworks (2003)
  1 contaminants measured
• Cleveland Co Rural Water Users Assoc (2002)
  1 contaminants measured
• Hampton Waterworks (2002)
  1 contaminants measured
• Harrell Waterworks (2003)
  1 contaminants measured
• Thornton Waterworks (2003)
  1 contaminants measured
• Berryville Waterworks (2025)
  1 contaminants measured
• Eureka Springs Waterworks (2025)
  1 contaminants measured
• Gray Rock Water Association (2004)
  1 contaminants measured
• Green Forest Waterworks (2025)
  1 contaminants measured
• Holiday Island Waterworks (2025)
  1 contaminants measured
• Lake Chicot Water Supply Association (2002)
  1 contaminants measured
• Lake Village Waterworks (2002)
  1 contaminants measured
• Dermott Waterworks (2010)
  1 contaminants measured
• Eudora Waterworks (2011)
  1 contaminants measured
• Arkadelphia Waterworks (2025)
  1 contaminants measured
• Gurdon Waterworks (2025)
  1 contaminants measured
• Amity Waterworks (2003)
  1 contaminants measured
• Okolona Waterworks (2003)
  1 contaminants measured
• Piggott Waterworks (2025)
  1 contaminants measured
• Peach Orchard Waterworks (2003)
  1 contaminants measured
• Pollard Waterworks (2002)
  1 contaminants measured
• Rector Waterworks (2002)
  1 contaminants measured
• St Francis Water System (2002)
  1 contaminants measured
• Success Waterworks (2002)
  1 contaminants measured
• Corning Waterworks (2025)
  1 contaminants measured
• Greenway Waterworks (2003)
  1 contaminants measured
• Mc Dougal Waterworks (2003)
  1 contaminants measured
• Knobel Waterworks (2003)
  1 contaminants measured
• Community Water System (2025)
  1 contaminants measured
• Locust Bayou Water Association (2003)
  1 contaminants measured
• Wesson-newell Water Assoc (2003)
  1 contaminants measured
• Heber Springs Water System (2025)
  1 contaminants measured
• Quitman Waterworks (2003)
  1 contaminants measured
• Rison Waterworks (2002)
  1 contaminants measured
• Hwy 63 Water Association (2025)
  1 contaminants measured
• Kingsland Waterworks (2002)
  1 contaminants measured
• Magnolia Waterworks (2025)
  1 contaminants measured
• Mc Neil Waterworks (2003)
  1 contaminants measured
• Emerson Waterworks (2002)
  1 contaminants measured
• Waldo Waterworks (2007)
  1 contaminants measured
• Taylor Waterworks (2002)
  1 contaminants measured
• Village Water Association (2002)
  1 contaminants measured
• Walker Water Association (2002)
  1 contaminants measured
• Menifee Water Department (2003)
  1 contaminants measured
• Conway Co Regional Water Dist (2025)
  1 contaminants measured
• Oppelo Water Department (2004)
  1 contaminants measured
• Plumerville Waterworks (2002)
  1 contaminants measured
• Lake City Waterworks (2004)
  1 contaminants measured
• Black Oak Waterworks (2004)
  1 contaminants measured
• Jonesboro Water System (2025)
  1 contaminants measured
• Bono Waterworks (2003)
  1 contaminants measured
• Caraway Waterworks (2004)
  1 contaminants measured
• Monette Waterworks (2004)
  1 contaminants measured
• Bay Waterworks (2002)
  1 contaminants measured
• Cash Waterworks (1997)
  1 contaminants measured
• Brookland Waterworks (2025)
  1 contaminants measured
• Subiaco City Waterworks (2004)
  1 contaminants measured
• Mulberry Waterworks (2004)
  1 contaminants measured
• Cedarville Waterworks Fbcc (2025)
  1 contaminants measured
• Kibler Water System (2004)
  1 contaminants measured
• Mountainburg Water and Sewer (2006)
  1 contaminants measured
• Van Buren Waterworks (2025)
  1 contaminants measured
• Alma Waterworks (2025)
  1 contaminants measured
• Hwy 71 Water District #1 Pwa (2025)
  1 contaminants measured
• Oak Grove Water Association (2004)
  1 contaminants measured
• Concord Water & Sewer Pfb of Crawford Co (2003)
  1 contaminants measured
• Crawfordsville Waterworks (2002)
  1 contaminants measured
• Earle Waterworks (2002)
  1 contaminants measured
• Horseshoe Lake Utilities (2003)
  1 contaminants measured
• Midway Water Association (2003)
  1 contaminants measured
• Gilmore Waterworks (2003)
  1 contaminants measured
• Turrell Water Works (2003)
  1 contaminants measured
• West Memphis Waterworks (2025)
  1 contaminants measured
• Cherry Valley Waterworks (2004)
  1 contaminants measured
• Hickory Ridge Waterworks (2004)
  1 contaminants measured
• Parkin Waterworks (2004)
  1 contaminants measured
• Vanndale-birdeye Water Assoc (2002)
  1 contaminants measured
• Wynne Waterworks (2025)
  1 contaminants measured
• Fordyce Water Co (2025)
  1 contaminants measured
• Carthage Water and Sewer (2003)
  1 contaminants measured
• Sparkman Waterworks (2004)
  1 contaminants measured
• Arkansas City Waterworks (2002)
  1 contaminants measured
• Kelso-rohwer Water Association (2002)
  1 contaminants measured
• Mitchellville Waterworks (2002)
  1 contaminants measured
• Mc Gehee Waterworks (2025)
  1 contaminants measured
• Dumas Waterworks (2025)
  1 contaminants measured
• Reed Waterworks (2003)
  1 contaminants measured
• Watson Waterworks (2002)
  1 contaminants measured
• Northern Ohio Water Assoc (2003)
  1 contaminants measured
• Mountain Pine Waterworks (2003)
  1 contaminants measured
• Bowser Water Assn (2002)
  1 contaminants measured
• Crowleys Ridge Water Assoc (2025)
  1 contaminants measured
• Collins Water Association (2002)
  1 contaminants measured
• Selma Water Association (2002)
  1 contaminants measured
• Enon Water Association (2002)
  1 contaminants measured
• Monticello Water Department (2025)
  1 contaminants measured
• Sw White County Water Assn (2005)
  1 contaminants measured
• Tillar Waterworks (2004)
  1 contaminants measured
• Wilmar Waterworks (2002)
  1 contaminants measured
• Winchester Waterworks (2002)
  1 contaminants measured
• Conway Water System (2025)
  1 contaminants measured
• Damascus Water Works (2003)
  1 contaminants measured
• Greenbrier Waterworks (2025)
  1 contaminants measured
• Guy Waterworks (2007)
  1 contaminants measured
• Mayflower Waterworks (2025)
  1 contaminants measured
• Vilonia Waterworks (2025)
  1 contaminants measured
• Wooster Waterworks (2025)
  1 contaminants measured
• Altus Waterworks (2004)
  1 contaminants measured
• Charleston Waterworks (2025)
  1 contaminants measured
• Ozark Waterworks (2025)
  1 contaminants measured
• Salem Waterworks (2002)
  1 contaminants measured
• Viola Waterworks (2004)
  1 contaminants measured
• Mammoth Spring Waterworks (2002)
  1 contaminants measured
• Hot Springs Village Waterworks (2025)
  1 contaminants measured
• Hot Springs Utilities (2025)
  1 contaminants measured
• Center Grove Water Association (2025)
  1 contaminants measured
• Little Creek Water Association (2003)
  1 contaminants measured
• Sheridan Waterworks (2025)
  1 contaminants measured
• Prattsville Waterworks (2006)
  1 contaminants measured
• Poyen Waterworks (2004)
  1 contaminants measured
• Leola Waterworks (2016)
  1 contaminants measured
• South Sheridan Water Assoc (2025)
  1 contaminants measured
• Paragould Municipal Utilities (2025)
  1 contaminants measured
• Breckenridge Union Water Assoc (2002)
  1 contaminants measured
• Delaplaine Waterworks (2003)
  1 contaminants measured
• Marmaduke Waterworks (2002)
  1 contaminants measured
• Ozan Waterworks (2004)
  1 contaminants measured
• Hope Water Light Comm (2025)
  1 contaminants measured
• Washington Water System (2006)
  1 contaminants measured
• Blevins Waterworks (2003)
  1 contaminants measured
• Perrytown Waterworks (2002)
  1 contaminants measured
• Hot Spring Co Water Assoc (2025)
  1 contaminants measured
• Malvern Waterworks (2025)
  1 contaminants measured
• Riviera Utilities (2003)
  1 contaminants measured
• Magnet-butterfield Water Authority (2002)
  1 contaminants measured
• Mineral Springs Waterworks (2002)
  1 contaminants measured
• Dierks Water Works (2003)
  1 contaminants measured
• Nashville Waterworks (2025)
  1 contaminants measured
• Oil Trough Waterworks (2006)
  1 contaminants measured
• Newark Waterworks (2007)
  1 contaminants measured
• Cushman Water System (2002)
  1 contaminants measured
• Batesville Water Utilities (2025)
  1 contaminants measured
• Pfeiffer Water Authority (2025)
  1 contaminants measured
• Rock Moore Water Authority (2025)
  1 contaminants measured
• Southside Pub Water Authority (2025)
  1 contaminants measured
• Horseshoe Bend Waterworks (2004)
  1 contaminants measured
• Melbourne Waterworks (2025)
  1 contaminants measured
• Franklin Waterworks (2004)
  1 contaminants measured
• Mt Pleasant Waterworks (2002)
  1 contaminants measured
• Oxford Waterworks (2002)
  1 contaminants measured
• Campbell Station Waterworks (2003)
  1 contaminants measured
• Beedeville Water Works (2002)
  1 contaminants measured
• Jacksonport Waterworks (2004)
  1 contaminants measured
• Newport Waterworks (2025)
  1 contaminants measured
• Swifton Waterworks (2002)
  1 contaminants measured
• Tuckerman Waterworks (2003)
  1 contaminants measured
• Diaz Waterworks (2001)
  1 contaminants measured
• Altheimer Waterworks (2003)
  1 contaminants measured
• Liberty Utilities (2025)
  1 contaminants measured
• Hardin Water Association (2025)
  1 contaminants measured
• Long Lake Water Association (1996)
  1 contaminants measured
• Jefferson Public Water Authority (2003)
  1 contaminants measured
• Ladd Water Association (2004)
  1 contaminants measured
• Redfield Waterworks (2003)
  1 contaminants measured
• Adc - Tucker Unit Maint (2003)
  1 contaminants measured
• Wabbaseka Waterworks (2003)
  1 contaminants measured
• Watson Chapel Water Assoc (2025)
  1 contaminants measured
• Hartman Waterworks (2004)
  1 contaminants measured
• Knoxville Waterworks (2002)
  1 contaminants measured
• Lamar Waterworks (2002)
  1 contaminants measured
• Clarksville Connected Utilities (2025)
  1 contaminants measured
• Ludwig Water Association (2002)
  1 contaminants measured
• Spadra-goose Camp Water Assoc (2001)
  1 contaminants measured
• Bradley Waterworks (2002)
  1 contaminants measured
• Buckner Waterworks (2004)
  1 contaminants measured
• Stamps Waterworks (2004)
  1 contaminants measured
• Lewisville Waterworks (2002)
  1 contaminants measured
• Walnut Hill Water Association (2003)
  1 contaminants measured
• Lynn Waterworks (2002)
  1 contaminants measured
• Imboden Waterworks (2003)
  1 contaminants measured
• Hoxie Water Department (2002)
  1 contaminants measured
• Black Rock Waterworks (2003)
  1 contaminants measured
• Alicia Water System (2004)
  1 contaminants measured
• Sedgwick Waterworks (2002)
  1 contaminants measured
• Portia Waterworks (2003)
  1 contaminants measured
• Ravenden Waterworks (2002)
  1 contaminants measured
• Strawberry Waterworks (2002)
  1 contaminants measured
• Walnut Ridge Waterworks (2025)
  1 contaminants measured
• Marianna Waterworks (2025)
  1 contaminants measured
• Lee County Water Association (2004)
  1 contaminants measured
• Moro Waterworks (1992)
  1 contaminants measured
• Adc - Cummins Unit Maint (2024)
  1 contaminants measured
• Gould Municipal Water-sewer (2003)
  1 contaminants measured
• Grady Waterworks (2002)
  1 contaminants measured
• Star City Waterworks (2002)
  1 contaminants measured
• Yorktown Water Association (2025)
  1 contaminants measured
• Ashdown Waterworks (2025)
  1 contaminants measured
• Wilton Waterworks (2004)
  1 contaminants measured
• Ogden Waterworks (2003)
  1 contaminants measured
• Foreman Waterworks (2003)
  1 contaminants measured
• Booneville Waterworks (2025)
  1 contaminants measured
• Magazine Waterworks (2004)
  1 contaminants measured
• Paris Waterworks (2025)
  1 contaminants measured
• Ratcliff Waterworks (2002)
  1 contaminants measured
• Scranton Waterworks (2003)
  1 contaminants measured
• Winslow Waterworks (2003)
  1 contaminants measured
• Subiaco Academy Waterworks (2004)
  1 contaminants measured
• Booneville Development Center (2004)
  1 contaminants measured
• Keo Water Works (2002)
  1 contaminants measured
• Cabot Waterworks (2025)
  1 contaminants measured
• Carlisle Waterworks (2004)
  1 contaminants measured
• Coy Waterworks (2002)
  1 contaminants measured
• England Waterworks (2004)
  1 contaminants measured
• Lonoke Waterworks (2025)
  1 contaminants measured
• Ward Waterworks (2025)
  1 contaminants measured
• Austin Waterworks (2025)
  1 contaminants measured
• Huntsville Waterworks (2003)
  1 contaminants measured
• Madison Co Water Facilities Bd (2025)
  1 contaminants measured
• Edgewood Bay Water (2002)
  1 contaminants measured
• Flippin Waterworks (2025)
  1 contaminants measured
• Bull Shoals Water System (2004)
  1 contaminants measured
• Pyatt Waterworks (2002)
  1 contaminants measured
• Summit Waterworks (2003)
  1 contaminants measured
• Yellville Waterworks (2004)
  1 contaminants measured
• Garland Waterworks (2002)
  1 contaminants measured
• Texarkana Water Utilities (2025)
  1 contaminants measured
• Luxora Waterworks (2003)
  1 contaminants measured
• Leachville Waterworks (2002)
  1 contaminants measured
• Blytheville Waterworks (2025)
  1 contaminants measured
• Burdette Waterworks (2003)
  1 contaminants measured
• Dell Waterworks (2002)
  1 contaminants measured
• Wilson Water System (2004)
  1 contaminants measured
• Little River Water Association (2003)
  1 contaminants measured
• Joiner Waterworks (2002)
  1 contaminants measured
• Gosnell Water Association (2016)
  1 contaminants measured
• Osceola Waterworks (2025)
  1 contaminants measured
• Dyess Waterworks (2001)
  1 contaminants measured
• Manila Waterworks (2025)
  1 contaminants measured
• Victoria Water Association (2002)
  1 contaminants measured
• Yarbro Waterworks (2002)
  1 contaminants measured
• Brinkley Waterworks (2022)
  1 contaminants measured
• Holly Grove Waterworks (2004)
  1 contaminants measured
• Roe Waterworks (2003)
  1 contaminants measured
• Norman Waterworks (2003)
  1 contaminants measured
• Mount Ida Waterworks (2003)
  1 contaminants measured
• Emmet Waterworks (2002)
  1 contaminants measured
• Prescott Waterworks (2025)
  1 contaminants measured
• Rosston Water Department (2003)
  1 contaminants measured
• Harmony Grove Water Assoc (2003)
  1 contaminants measured
• Chidester Water Works (2004)
  1 contaminants measured
• Camden Waterworks (2025)
  1 contaminants measured
• Stephens Waterworks (2004)
  1 contaminants measured
• Louann Waterworks (2003)
  1 contaminants measured
• Shumaker Public Service Co (2002)
  1 contaminants measured
• Millwood Water Corporation (2003)
  1 contaminants measured
• Wye Mountain Water Association (2003)
  1 contaminants measured
• Perry Water System (2003)
  1 contaminants measured
• Perryville Waterworks (2025)
  1 contaminants measured
• Barton Lexa Water Association (2025)
  1 contaminants measured
• West Helena Water Works (2025)
  1 contaminants measured
• Birdsong Whitton Water Assoc (2002)
  1 contaminants measured
• Elaine Waterworks (2002)
  1 contaminants measured
• Helena Water Sewer (2025)
  1 contaminants measured
• Lake View Municipal Water (2003)
  1 contaminants measured
• Glenwood Water Department (2013)
  1 contaminants measured
• Tyronza Waterworks (2004)
  1 contaminants measured
• Heafer-black Oak Water Assoc (2003)
  1 contaminants measured
• Weiner Waterworks (2004)
  1 contaminants measured
• Marked Tree Waterworks (2003)
  1 contaminants measured
• Lepanto Waterworks (2002)
  1 contaminants measured
• Trumann Waterworks (2025)
  1 contaminants measured
• Mena Water Department (2025)
  1 contaminants measured
• Atkins Water System (2025)
  1 contaminants measured
• London Waterworks (2002)
  1 contaminants measured
• Dover Waterworks (2002)
  1 contaminants measured
• Pottsville Water Association (2025)
  1 contaminants measured
• City Corporation (2025)
  1 contaminants measured
• Biscoe Waterworks (2007)
  1 contaminants measured
• Des Arc Waterworks (2025)
  1 contaminants measured
• Devalls Bluff Waterworks (2004)
  1 contaminants measured
• Ulm Waterworks (2002)
  1 contaminants measured
• Hazen Waterworks (2002)
  1 contaminants measured
• Mountain Top Water Association (2025)
  1 contaminants measured
• East Prairie County Pwa (2002)
  1 contaminants measured
• Cross County Rural Water Sys (2025)
  1 contaminants measured
• Bee Branch Water (2024)
  1 contaminants measured
• Maumelle Water Corporation (2004)
  1 contaminants measured
• Central Arkansas Water (2025)
  1 contaminants measured
• Jacksonville Waterworks (2025)
  1 contaminants measured
• Little River Country Club (2003)
  1 contaminants measured
• Liberty - Woodson / Hensley Wat (2002)
  1 contaminants measured
• Sunset Water Association (2003)
  1 contaminants measured
• O Kean Waterworks (2003)
  1 contaminants measured
• Pocahontas Waterworks (2025)
  1 contaminants measured
• Reyno Waterworks (2002)
  1 contaminants measured
• Biggers Waterworks (2004)
  1 contaminants measured
• Ravenden Springs Waterworks (2002)
  1 contaminants measured
• Lafe Regional Water Distribution Distric (2003)
  1 contaminants measured
• Benton Waterworks (2025)
  1 contaminants measured
• Arkansas Health Center (2002)
  1 contaminants measured
• Bryant Waterworks (2025)
  1 contaminants measured
• Haskell Water System (2025)
  1 contaminants measured
• Salem Water Users Llc (2025)
  1 contaminants measured
• Sardis Water Association (2025)
  1 contaminants measured
• Southwest Water Users Llc (2025)
  1 contaminants measured
• Waldron Waterworks (2016)
  1 contaminants measured
• Marshall Waterworks (2003)
  1 contaminants measured
• Central City Water Department (2003)
  1 contaminants measured
• Greenwood Waterworks (2025)
  1 contaminants measured
• Hartford Waterworks (2002)
  1 contaminants measured
• Fort Smith Water Utilities (2025)
  1 contaminants measured
• Huntington Waterworks (2002)
  1 contaminants measured
• Mansfield Waterworks (2002)
  1 contaminants measured
• Lavaca Waterworks (2025)
  1 contaminants measured
• Sebastian Lake Utility Operating Company (2004)
  1 contaminants measured
• Barling Waterworks (2025)
  1 contaminants measured
• James Fork Regional Water District (2025)
  1 contaminants measured
• Fcmtc Waterworks (2002)
  1 contaminants measured
• Caddo Valley Waterworks (2002)
  1 contaminants measured
• Lockesburg Waterworks (2005)
  1 contaminants measured
• Ben Lomond Waterworks (2003)
  1 contaminants measured
• Dequeen Water Work (2025)
  1 contaminants measured
• Cherokee Village Water Assoc (2025)
  1 contaminants measured
• Evening Shade Waterworks (2004)
  1 contaminants measured
• Cave City Waterworks (2002)
  1 contaminants measured
• Ash Flat Water Company (2002)
  1 contaminants measured
• Sidney Water System (2004)
  1 contaminants measured
• Williford Waterworks (2002)
  1 contaminants measured
• Ozark Acres Water Association (2002)
  1 contaminants measured
• Hughes Waterworks (2002)
  1 contaminants measured
• Colt Water Association (2006)
  1 contaminants measured
• Wheatley Waterworks (2003)
  1 contaminants measured
• Mountain View Waterworks (2025)
  1 contaminants measured
• Faircrest Water Association (2003)
  1 contaminants measured
• Felsenthal Water and Sewer (2003)
  1 contaminants measured
• Harmony Water Association (2003)
  1 contaminants measured
• El Dorado Waterworks (2025)
  1 contaminants measured
• Calion Water Works (2004)
  1 contaminants measured
• Junction City Waterworks (2003)
  1 contaminants measured
• Huttig Waterworks (2004)
  1 contaminants measured
• Norphlet Waterworks (2003)
  1 contaminants measured
• Smackover Waterworks (2004)
  1 contaminants measured
• New London Water Association (2004)
  1 contaminants measured
• Oak Manor Water Association (2003)
  1 contaminants measured
• Old Union Public Water Authority (2003)
  1 contaminants measured
• Parkers Chapel Public Water (2003)
  1 contaminants measured
• Quinn Water Association (2003)
  1 contaminants measured
• Wildwood Water Association (2003)
  1 contaminants measured
• Clinton Waterworks (2025)
  1 contaminants measured
• Tontitown Waterworks (2025)
  1 contaminants measured
• Elkins Waterworks (2025)
  1 contaminants measured
• Fayetteville Waterworks (2025)
  1 contaminants measured
• Lincoln Waterworks (2025)
  1 contaminants measured
• Prairie Grove Waterworks (2025)
  1 contaminants measured
• Washington Water Authority Wwa (2025)
  1 contaminants measured
• Springdale Water Utilities (2025)
  1 contaminants measured
• West Fork Waterworks (2002)
  1 contaminants measured
• Tumbling Shoals Water Assoc (2025)
  1 contaminants measured
• Judsonia Waterworks (2002)
  1 contaminants measured
• North White Co Rural Water Pfb (2005)
  1 contaminants measured
• Bald Knob Waterworks (2002)
  1 contaminants measured
• Dogwood Water Association (2004)
  1 contaminants measured
• Four Mile Hill Public Facilities Board (2005)
  1 contaminants measured
• Bradford Waterworks (2002)
  1 contaminants measured
• Mc Rae Waterworks (2005)
  1 contaminants measured
• Searcy Waterworks (2025)
  1 contaminants measured
• Russell Waterworks (2002)
  1 contaminants measured
• Beebe Waterworks (2025)
  1 contaminants measured
• Se White County Water Assoc (2005)
  1 contaminants measured
• Cotton Plant Waterworks (2002)
  1 contaminants measured
• Augusta Waterworks (2002)
  1 contaminants measured
• Patterson Waterworks (2002)
  1 contaminants measured
• Mc Crory Waterworks (2002)
  1 contaminants measured
• Dardanelle Waterworks (2025)
  1 contaminants measured
• Ola Waterworks (2007)
  1 contaminants measured
• Watalula Water Ass0ciation (2003)
  1 contaminants measured
• Horsehead Water Association (2025)
  1 contaminants measured
• Tollette Water (2002)
  1 contaminants measured
• Maynard Waterworks (2003)
  1 contaminants measured
• Cottonshed Waterworks (2003)
  1 contaminants measured
• Batts-lapile Water Association (2003)
  1 contaminants measured
• Perla Water Association (2003)
  1 contaminants measured
• Bethesda Water Association (2004)
  1 contaminants measured
• Sw Boone County Water Assoc (2025)
  1 contaminants measured
• Mundell Heights Waterworks (2002)
  1 contaminants measured
• Frenchport Water Association (2003)
  1 contaminants measured
• Blue Mountain Waterworks (2002)
  1 contaminants measured
• Walkerville Water Association (2003)
  1 contaminants measured
• Johnson Township Water Assoc (2003)
  1 contaminants measured
• Winthrop Water Association (2004)
  1 contaminants measured
• Furlow Public Water Authority (2002)
  1 contaminants measured
• East End Water (2025)
  1 contaminants measured
• Chester Water Works (2002)
  1 contaminants measured
• Pendleton-pea Ridge Water Assn (2002)
  1 contaminants measured
• Willisville Waterworks (2003)
  1 contaminants measured
• Branch Water Works (2003)
  1 contaminants measured
• United Water Association (2003)
  1 contaminants measured
• Gillham Regional Water Dist (2003)
  1 contaminants measured
• Casa Water Dept (2019)
  1 contaminants measured
• Chicot Junction Water Assoc (2004)
  1 contaminants measured
• Airport Road Water Association (2003)
  1 contaminants measured
• Arsenal Water System (2002)
  1 contaminants measured
• Mount Olive Water Association (2025)
  1 contaminants measured
• Deer Water Association (2003)
  1 contaminants measured
• Buffalo Island Reg Water Dist (2022)
  1 contaminants measured
• Highland Water Association (2004)
  1 contaminants measured
• Ne Mississippi Co Water Assoc (2004)
  1 contaminants measured
• Riversouth Rural Water Dist (2025)
  1 contaminants measured
• Oakhills Surb Improvment Dist (2003)
  1 contaminants measured
• Lake Forest Subordinate Dist (2004)
  1 contaminants measured
• S P G Water Association (2003)
  1 contaminants measured
• Mt Sherman Water Association (2004)
  1 contaminants measured
• Morning Star Public Water Authority (2003)
  1 contaminants measured
• West Saline Water Users Assn (2002)
  1 contaminants measured
• New Hope Water Association (2004)
  1 contaminants measured
• Lacey-ladelle Water Associatio (2004)
  1 contaminants measured
• Deer Run Water Company (2004)
  1 contaminants measured
• Wilburn Water Association (2002)
  1 contaminants measured
• Lawrence Co Reg Water Dist (2025)
  1 contaminants measured
• Bald Knob North Water Assoc (2002)
  1 contaminants measured
• Us Air Force Base Little Rock (2025)
  1 contaminants measured
• Gateway Public Water Authority (2003)
  1 contaminants measured
• Greasy Valley Wpfb Logan Co. (2004)
  1 contaminants measured
• Ne Yell County Water Assoc (2025)
  1 contaminants measured
• Dota Public Water Authority (2002)
  1 contaminants measured
• Gentryville Public Water Auth (2002)
  1 contaminants measured
• Wkmm Rural Water Association (2003)
  1 contaminants measured
• Green Hill-brooks Chapel Water (2003)
  1 contaminants measured
• Hwy 9 Water Association (2002)
  1 contaminants measured
• Western Greene County R W D (2025)
  1 contaminants measured
• Mc Neil Rural Water Assoc (2002)
  1 contaminants measured
• Krooked Kreek Water Assn (2007)
  1 contaminants measured
• Morrison Bluff Water System (2002)
  1 contaminants measured
• Lydesdale Water Association (2002)
  1 contaminants measured
• Dorcheat Water Association (2004)
  1 contaminants measured
• Lisbon Water Association (2003)
  1 contaminants measured
• Lurton-pelsor Water Assoc (2004)
  1 contaminants measured
• Pleasant Grove (2004)
  1 contaminants measured
• Clay Co Reg Water District (2025)
  1 contaminants measured
• Mid-arkansas Utilities P.w.a (2025)
  1 contaminants measured
• Lakeshore Estates Water Assn (2003)
  1 contaminants measured
• Van Buren County Pwa (2025)
  1 contaminants measured
• Dyess Rural Water (2004)
  1 contaminants measured
• River Bend Park Poa (2003)
  1 contaminants measured
• Redhill Water Association (2003)
  1 contaminants measured
• Grand Prairie Bayou 2 Pwa (2025)
  1 contaminants measured
• West Stone County Water Assn (2025)
  1 contaminants measured
• Parthenon Water Association (2003)
  1 contaminants measured
• Buena Vista-ogemaw Water Association (2004)
  1 contaminants measured
• Grand Prairie Regional Water (2025)
  1 contaminants measured
• Hwy 64 Water Association (2003)
  1 contaminants measured
• Old Bella Vista Poa (2003)
  1 contaminants measured
• Sdm Water Association (2003)
  1 contaminants measured
• Grange-calamine Water Assoc (2002)
  1 contaminants measured
• Alpine Water Association (2002)
  1 contaminants measured
• Hwy 4 24 Water Association (2003)
  1 contaminants measured
• East Newton County Water Assn (2003)
  1 contaminants measured
• East Johnson Co Water Assn (2022)
  1 contaminants measured
• Milltown-washburn Water Users (2025)
  1 contaminants measured
• Independence Jackson Regional (2002)
  1 contaminants measured
• West Woodruff Water District (2002)
  1 contaminants measured
• Lake Lucerne Estates (2003)
  1 contaminants measured
• Indian Switch Rural Water Assn (2002)
  1 contaminants measured
• Tri-county Water Distbr Dist (2025)
  1 contaminants measured
• Wire Road Water System (2003)
  1 contaminants measured
• Barkada Water Association (2004)
  1 contaminants measured
• Mill Pond Village Mhp (2003)
  1 contaminants measured
• Little River Co Rda (2025)
  1 contaminants measured
• Ar Dept of Correction Izard Co (2002)
  1 contaminants measured
• Southern Hills Water System (2007)
  1 contaminants measured
• Laurelwood Homeowners Association (2004)
  1 contaminants measured
• Adc East Arkansas Regional (2004)
  1 contaminants measured
• Bluebird Water, Llc (2003)
  1 contaminants measured
• Shannon Hills Water Dept (2025)
  1 contaminants measured
• Oak Grove Water (2003)
  1 contaminants measured
• Outside Kingsland Water Assoc (2003)
  1 contaminants measured
• Whelen Springs Water Dept (2003)
  1 contaminants measured
• Nashville Rural Water Authority (2025)
  1 contaminants measured
• Little Portion Hermitage (2003)
  1 contaminants measured
• East Logan Co Rural Water (2003)
  1 contaminants measured
• Freedom Public Water Authority (2003)
  1 contaminants measured
• Fulton County Water Authori (2003)
  1 contaminants measured
• South Mountain Water Assn (2003)
  1 contaminants measured
• Basin Valley Water System (2003)
  1 contaminants measured
• Kimzey Regional Water District (2025)
  1 contaminants measured
• Lakeside Water Association (2002)
  1 contaminants measured
• Table Rock Lake Water Users, Inc. (2003)
  1 contaminants measured
• Tulip-princeton Water Assn (2002)
  1 contaminants measured
• North Pike Co Rural Water Assn (2003)
  1 contaminants measured
• Kings Hill Estates (2003)
  1 contaminants measured
• River Valley Water Assn (2002)
  1 contaminants measured
• Richwoods Water Association (2002)
  1 contaminants measured
• St Francis River Reg Water Dd (2004)
  1 contaminants measured
• Brunner Hill Water Assoc (2003)
  1 contaminants measured
• Beaverfork Pwa (2025)
  1 contaminants measured
• Central Logan County Pwfb (2003)
  1 contaminants measured
• South Logan County Water (2004)
  1 contaminants measured
• Sw Warren Water Association (2003)
  1 contaminants measured
• Glen Acres (2004)
  1 contaminants measured
• Walker Creek Stateline Rwa (2003)
  1 contaminants measured
• N Garland Co Reg Water Dist (2025)
  1 contaminants measured
• Sevier Co Water Association (2025)
  1 contaminants measured
• Se Bradley Co Water Assn (2004)
  1 contaminants measured
• Crestwood Mobile Home Park (2002)
  1 contaminants measured
• Camp Robinson (2003)
  1 contaminants measured
• West Ashley County Water Assn (2003)
  1 contaminants measured
• Sylamore Valley Water Assn (2004)
  1 contaminants measured
• Central Arkansas Water Paron (2004)
  1 contaminants measured
• Highfill Water Department (2025)
  1 contaminants measured
• E Cass Water Supply Corp (2004)
  1 contaminants measured
• Bodcaw Rural Water System (2004)
  1 contaminants measured
• Autumn Acres Mhp (2004)
  1 contaminants measured
• Tall Oaks Mhp (2004)
  1 contaminants measured
• Benton County Water Authority4 (2004)
  1 contaminants measured
• Benton County Water Authority5 (2006)
  1 contaminants measured
• Entergy - Independence (2004)
  1 contaminants measured
• Albemarle Corporation South (2003)
  1 contaminants measured
• Lanxess Corporation (2003)
  1 contaminants measured
• Suzano Packaging Inc, Pine Bluff (2003)
  1 contaminants measured
• Nat Ctr for Toxicological Res (2003)
  1 contaminants measured
• Clearwater Paper Corporation (2002)
  1 contaminants measured
• Ammunition Operations, Llc (2002)
  1 contaminants measured
• The Great Passion Play (2003)
  1 contaminants measured
• Sw Region Wilderness Camp (2002)
  1 contaminants measured
• Ahtd Marion County (2004)
  1 contaminants measured
• Nw Arkansas Regional Airport (2025)
  1 contaminants measured
• R V a F Texarkana (2003)
  1 contaminants measured
• Grassy Knob Subordinate Sd (2019)
  1 contaminants measured