Indiana Backflow Testing Directory

Browse certified backflow testers across all Indiana cities and counties. Compliant with IDEM cross-connection control requirements.

Indiana Backflow Testing Requirements

Indiana’s cross-connection control program requires annual backflow assembly testing for commercial, industrial, and irrigation systems. Testing must be performed by a state-certified tester and results submitted to your water utility. See Indiana requirements for full details.

Browse by City (294 cities)

IndianapolisMarion Co.Fort WayneAllen Co.EvansvilleVanderburgh Co.South BendSt. Joseph Co.CarmelHamilton Co.FishersHamilton Co.BloomingtonMonroe Co.NoblesvilleHamilton Co.LafayetteTippecanoe Co.GaryLake Co.MuncieDelaware Co.GreenwoodJohnson Co.Terre HauteVigo Co.KokomoHoward Co.AndersonMadison Co.ElkhartElkhart Co.ColumbusBartholomew Co.MishawakaSt. Joseph Co.LawrenceMarion Co.JeffersonvilleClark Co.Nineveh Fort Wayne Fredel, Steven AvonHendricks Co.BrownsburgHendricks Co.DanvilleHendricks Co.FortvilleHancock Co.FranklinJohnson Co.GreenfieldHancock Co.Greenwood Deckard Indianapolis Green, Harry MorristownShelby Co.New AlbanyFloyd Co.Underwood Whiteland Parker,BlufftonWells Co.New Paris Roanoke Bedolla Waterloo Camby Cloverdale Knightstown MartinsvilleMorgan Co.Morgantown North Salem Ossian South Whitley AngolaSteuben Co.Churubusco Grabill Harlan Lake Monterey Spencerville Woodburn PlainfieldHendricks Co.WhitelandJohnson Co.Whitestown Jonesville Jamestown LebanonBoone Co.Thorntown Weidman WestfieldHamilton Co.Whitestown Delong ZionsvilleBoone Co.McCordsvilleHancock Co.Nashville Bringhurst CrawfordsvilleMontgomery Co.Delphi Logansport Guire, Douglas Rossville Burlington Camden PeruMiami Co.Flora FrankfortClinton Co.Walton Borden ClarksvilleClark Co.Jeffersonville Carriere,SellersburgClark Co.Union BrazilClay Co.Albany Bloomfield ShelbyvilleShelby Co.Cory Aurora Dillsboro Lawrenceburg Greensburg Ashley Dana SpencerOwen Co.Corunna Pleasant Lake Craigville Muncie Van Dunkirk Selma YorktownDelaware Co.Indianapolis Martinez,PendletonMadison Co.Fillmore Brownsburg Carr, David Coatesville Camby Thompson, Joe GreencastlePutnam Co.Middletown New Castle Shirley Spiceland Springport Sulphur Springs Greentown RussiavilleHoward Co.Warren SeymourJackson Co.Demotte Fair Oaks Wendelburg, John ValparaisoPorter Co.Valparaiso Garcia,Wheatfield RemingtonJasper Co.Griffith LowellLake Co.Schererville Wheatfield Sajdyk, Douglas Deputy Holton North Vernon BargersvilleJohnson Co.Trafalgar Greenwood Benedict,Oaktown VincennesKnox Co.Claypool North Webster Pierceton Silver Lake WarsawKosciusko Co.Cedar Lake Crown PointLake Co.Munster Michigan CityLaPorte Co.Dyer Bultema Dyer HammondLake Co.PortagePorter Co.Saint John Highland Rauer Mount VernonPosey Co.New Harmony Wadesville Bainbridge Fillmore Bruce,Roachdale Farmland WinchesterRandolph Co.Carthage Lakeville Walkerton Highland Highland Tate,Hobart Union Mills Lake Station MerrillvilleLake Co.Lacrosse Wanatah BedfordLawrence Co.EllettsvilleMonroe Co.Heltonville Springville Alexandria ElwoodMadison Co.MooresvilleMorgan Co.Morgantown Schott,Indianapolis Clark,Indianapolis De Los Indianapolis Galbraith,Andrews West LafayetteTippecanoe Co.Morgantown Voils, David Indianapolis Hoffman,Indianapolis Strader,Argos BremenMarshall Co.Grovertown Culver PlymouthMarshall Co.Loogootee Bloomington Young,Camby Conder,Martinsville Walker, Harlin Monrovia Morgantown Nichols Paragon KendallvilleNoble Co.Laotto Rome City PaoliOrange Co.Coal City Gosport Poland Snyder, Raymond Rosedale Tell CityPerry Co.ChestertonPorter Co.Chesterton Kucala,Hebron Portage Galarza,Valparaiso Martin Linn Grove Monroe Hoagland Columbus Carlin, Lawrence Elizabethtown Fowler Hartford City Montpelier Thorntown Galveston LogansportCass Co.CharlestownClark Co.Harmony Colfax Michigantown English Plainville WashingtonDaviess Co.Westport Garrett Eaton Gaston Ferdinand Blackgrove, David Boggstown Fairland Flat Rock Fountaintown Morristown Floyd, Edward Waldron North Judson Hudson Shelburn Clarks Hill Lafayette Cooper,Romney West Point Westpoint Windfall Liberty Evansville Busing,NewburghWarrick Co.Chandler Evansville Payne, Steven Evansville Perez Evansville Stillwagoner Marrs Clinton North ManchesterWabash Co.Warsaw Martinez,Pine Village Chandler Oakley, Timothy Tennyson Salem CentervilleWayne Co.Hagerstown Hagerstown Rogers,Milton RichmondWayne Co.Williamsburg Markle Poneto Columbia City Cruz,Elkhart Martinez DecaturAdams Co.Butler Columbia CityWhitley Co.HuntingtonHuntington Co.Lagro Leo New HavenAllen Co.GoshenElkhart Co.Geneva Huntertown La PorteLaPorte Co.Monroeville Westville Ft Wayne La Fontaine AuburnDeKalb Co.Roanoke Fort Wayne Sposito,Fountain City