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WaterSafeCheck
Official EPA SDWIS Statewide AnalysisState Water Quality & Testing Directory

Indiana Drinking Water Quality & Testing Directory

Comprehensive EPA compliance records, water testing guidelines, and city rankings covering all 980 ZIP codes across Indiana

Quick Summary: Is Tap Water Safe in Indiana?

Drinking water in Indiana receives an average composite safety score of 60.3/100 based on EPA Safe Drinking Water Act records. Approximately 1% of monitored ZIP codes earn an "A" grade. Water sources are 34.5% surface water and 65.5% groundwater, resulting in Hard to Very Hard mineral hardness across the state.

Total ZIP Codes

980

Health Violations (5yr)

909

Statewide Avg Score

60.3/100

High Lead Risk Areas

61.8%

Overview: Drinking Water in Indiana

Drinking water quality in Indiana averages a composite safety score of 60.3/100 across its 980 monitored ZIP codes. Approximately 1% of ZIP codes in the state receive an "A" grade, while 1% receive an "F" grade. Environmental standards are enforced by Indiana Department of Environmental Management.

Surface Water

34.5%

of ZIP codes

Total Violations

5,914

5-year record

Grade A ZIPs

5

1% of state

Grade F ZIPs

9

1% of state

Water Quality Grade Distribution in Indiana

How do Indiana's 980 ZIP codes stack up by water quality grade?

A
5 ZIP codes1%
B
215 ZIP codes22%
C
401 ZIP codes41%
D
350 ZIP codes36%
F
9 ZIP codes1%

Popular Cities in Indiana

Click any city to view ZIP code-level water quality reports

Indianapolis

63 ZIPs

D

Fort Wayne

43 ZIPs

C

Evansville

35 ZIPs

B

South Bend

17 ZIPs

C

Terre Haute

10 ZIPs

B

Anderson

8 ZIPs

C

Gary

8 ZIPs

C

Jeffersonville

8 ZIPs

D

Bloomington

8 ZIPs

D

Muncie

7 ZIPs

C

Crawfordsville

7 ZIPs

C

Lafayette

6 ZIPs

C

Hammond

5 ZIPs

B

Elkhart

4 ZIPs

C

Kokomo

4 ZIPs

C

Carmel

3 ZIPs

C

Fishers

3 ZIPs

C

Noblesville

3 ZIPs

C

Valparaiso

3 ZIPs

B

Goshen

3 ZIPs

C

Mishawaka

3 ZIPs

D

Warsaw

3 ZIPs

D

Columbus

3 ZIPs

C

Jasper

3 ZIPs

B

West Lafayette

3 ZIPs

C

Greenwood

2 ZIPs

D

La Porte

2 ZIPs

B

Michigan City

2 ZIPs

B

Crown Point

2 ZIPs

C

Merrillville

2 ZIPs

B

Marion

2 ZIPs

C

New Albany

2 ZIPs

F

Richmond

2 ZIPs

C

Newburgh

2 ZIPs

B

Alexandria

1 ZIP

C

Arcadia

1 ZIP

B

Atlanta

1 ZIP

C

Cicero

1 ZIP

C

Colfax

1 ZIP

B

Elwood

1 ZIP

C

City A-Z Directory — Indiana

Browse water quality reports for every town and city in Indiana.

A
AdvanceAkronAlamoAlbanyAlbionAlexandriaAmbiaAmboyAmoAndersonAndrewsAngolaArcadiaArcolaArgosArlingtonAshleyAthensAtlantaAtticaAtwoodAuburnAuroraAustinAvillaAvocaAvon
B
BainbridgeBargersvilleBatesvilleBathBattle GroundBedfordBeech GroveBellmoreBenningtonBentonvilleBerneBethlehemBeverly ShoresBicknellBippusBirdseyeBlanfordBloomfieldBloomingdaleBloomingtonBlufftonBoggstownBoone GroveBoonvilleBordenBostonBoswellBourbonBowling GreenBradfordBranchvilleBrazilBremenBridgetonBringhurstBristolBristowBrookBrooklynBrookstonBrookvilleBrownsburgBrownstownBrownsvilleBrucevilleBryantBuck CreekBuckskinBuffaloBunker HillBurketBurlingtonBurnettsvilleBurrowsButlerButlerville
C
Cambridge CityCambyCamdenCampbellsburgCanaanCannelburgCanneltonCarbonCarlisleCarmelCarthageCayugaCedar GroveCedar LakeCelestineCenterpointCentervilleCentralChalmersChandlerCharlestownCharlottesvilleChestertonChrisneyChurubuscoCiceroClarks HillClarksburgClarksvilleClay CityClaypoolClaytonClear CreekCliffordClintonCloverdaleCoal CityCoalmontCoatesvilleColfaxColumbia CityColumbusCommiskeyConnersvilleConverseCortlandCorunnaCoryCorydonCovingtonCraigvilleCrandallCraneCrawfordsvilleCromwellCross PlainsCrothersvilleCrown PointCulverCutlerCynthiana
D
DaleDalevilleDanaDanvilleDarlingtonDaytonDecaturDeckerDeedsvilleDelongDelphiDemotteDenverDepauwDeputyDerbyDillsboroDonaldsonDublinDuboisDuggerDunkirkDunreithDupontDyer
E
Earl ParkEast ChicagoEast EnterpriseEatonEckertyEconomyEdinburghEdwardsportElberfeldElizabethElizabethtownElkhartEllettsvilleElnoraElwoodEminenceEnglishEtna GreenEvanstonEvansville
F
Fair OaksFairbanksFairlandFairmountFalmouthFarmersburgFarmlandFerdinandFillmoreFinlyFishersFlat RockFloraFlorenceFloyds KnobsFontanetForestFort BranchFort WayneFortvilleFountain CityFountaintownFowlerFowlertonFrancesvilleFranciscoFrankfortFranklinFranktonFredericksburgFreedomFreelandvilleFreetownFremontFrench LickFriendshipFuldaFulton
G
GalvestonGarrettGaryGas CityGastonGenevaGentryvilleGeorgetownGlenwoodGoldsmithGoodlandGoshenGosportGrabillGrammerGrandviewGrangerGrantsburgGrass CreekGraysvilleGreencastleGreenfieldGreens ForkGreensboroGreensburgGreentownGreenvilleGreenwoodGriffinGriffithGrissom ArbGrovertownGuilfordGwynneville
H
HagerstownHamiltonHamletHammondHannaHanoverHardinsburgHarlanHarmonyHarrodsburgHartford CityHartsvilleHatfieldHaubstadtHaydenHazletonHebronHelmsburgHeltonvilleHemlockHenryvilleHighlandHillsboroHillsdaleHoaglandHobartHobbsHollandHoltonHomerHopeHoweHudsonHuntertownHuntingburgHuntingtonHuronHymera
I
IdavilleIndianapolisIngallsInglefieldIreland
J
JamestownJasonvilleJasperJeffersonvilleJonesboroJonesville
K
KemptonKendallvilleKennardKentlandKewannaKeystoneKimmellKingmanKingsburyKingsford HeightsKirklinKnightstownKnightsvilleKnoxKokomoKoleenKoutsKurtz
L
La CrosseLa FontaineLa PorteLaconiaLadogaLafayetteLagrangeLagroLake CicottLake StationLake VillageLaketonLakevilleLamarLanesvilleLaottoLapazLapelLarwillLaurelLawrenceburgLeavenworthLebanonLeesburgLeiters FordLeoLeopoldLeroyLewisLewisvilleLexingtonLibertyLiberty CenterLiberty MillsLigonierLincoln CityLindenLinn GroveLintonLiztonLogansportLoogooteeLosantvilleLowellLucerneLynnLynnvilleLyons
M
MackeyMacyMadisonManillaMarengoMariah HillMarionMarkleMarklevilleMarshallMartinsvilleMarysvilleMatthewsMauckportMaxwellMaysMc CordsvilleMeccaMedaryvilleMedoraMellottMemphisMentoneMeromMerrillvilleMetamoraMexicoMiamiMichigan CityMichigantownMiddleburyMiddletownMidlandMilanMilfordMill CreekMillersburgMillhousenMilltownMilroyMiltonMishawakaMitchellModocMongoMononMonroeMonroe CityMonroevilleMonroviaMontereyMontezumaMontgomeryMonticelloMontmorenciMontpelierMoorelandMoores HillMooresvilleMorgantownMoroccoMorrisMorristownMount AyrMount Saint FrancisMount SummitMount VernonMulberryMuncieMunster
N
NabbNapoleonNappaneeNashvilleNeedhamNew AlbanyNew CarlisleNew CastleNew GoshenNew HarmonyNew HavenNew LisbonNew MarketNew MiddletownNew PalestineNew ParisNew PointNew RichmondNew RossNew SalisburyNew TrentonNew WashingtonNew WaverlyNewberryNewburghNewportNewtownNinevehNoblesvilleNormanNorth JudsonNorth LibertyNorth ManchesterNorth SalemNorth VernonNorth WebsterNotre Dame
O
OakfordOakland CityOaktownOakvilleOdonOldenburgOnwardOoliticOraOrestesOrlandOrleansOsceolaOsgoodOssianOtiscoOtterbeinOtwellOwensburgOwensvilleOxford
P
PalmyraPaoliParagonParis CrossingParker CityPatokaPatricksburgPatriotPaxtonPekinPendletonPennvillePerrysvillePershingPeruPetersburgPetroleumPiercetonPiercevillePimentoPine VillagePittsboroPlainfieldPlainvillePleasant LakePleasant MillsPlymouthPolandPonetoPortagePortlandPoseyvillePrairie CreekPrairietonPreblePrincetonPutnamville
Q
Quincy
R
RagsdaleRamseyRedkeyReelsvilleRemingtonRensselaerReynoldsRichlandRichmondRidgevilleRileyRising SunRoachdaleRoannRoanokeRochesterRockfieldRockportRockvilleRolling PrairieRomeRome CityRomneyRosedaleRoselawnRossvilleRoyal CenterRushvilleRussellvilleRussiaville
S
Saint AnthonySaint BerniceSaint CroixSaint JoeSaint JohnSaint Mary Of The WoodsSaint MeinradSaint PaulSalamoniaSalemSan PierreSandbornSanta ClausSaratogaScherervilleSchneiderSchnellvilleScipioScotlandScottsburgSedaliaSeelyvilleSellersburgSelmaServiaSeymourSharpsvilleShelburnShelbyShelbyvilleShepardsvilleSheridanShipshewanaShirleyShoalsSilver LakeSmithvilleSolsberrySomersetSomervilleSouth BendSouth MilfordSouth WhitleySpencerSpencervilleSpicelandSpringportSpringvilleSpurgeonStanfordStar CityState LineStauntonStendalStilesvilleStinesvilleStockwellStraughnStrohSullivanSulphurSulphur SpringsSumava ResortsSummitvilleSunmanSwayzeeSweetserSwitz CitySyracuse
T
TalbotTaswellTaylorsvilleTefftTell CityTempletonTennysonTerre HauteThayerThorntownTippecanoeTiptonTopekaTrafalgarTroyTunneltonTwelve MileTyner
U
UnderwoodUnion CityUnion MillsUniondaleUnionvilleUniversalUplandUrbana
V
ValloniaValparaisoVan BurenVeedersburgVelpenVernonVersaillesVevayVincennes
W
WabashWadesvilleWakarusaWaldronWalkertonWallaceWaltonWanatahWarrenWarsawWashingtonWaterlooWavelandWawakaWaynetownWebsterWest Baden SpringsWest College CornerWest HarrisonWest LafayetteWest LebanonWest MiddletonWest NewtonWest Terre HauteWestfieldWestphaliaWestpointWestportWestvilleWheatfieldWheatlandWheelerWhitelandWhitestownWhitingWilkinsonWilliamsWilliamsburgWilliamsportWinamacWinchesterWindfallWingateWinona LakeWinslowWolcottWolcottvilleWolflakeWoodburnWorthingtonWyatt
Y
YeomanYoderYorktownYoung America
Z
ZanesvilleZionsville

🏆 Highest Rated ZIP Codes in Indiana

46730Corunna
88/100
A
46361Michigan City
87/100
A
46390Wanatah
87/100
A
46346Kingsford Heights
86/100
A
46738Garrett
86/100
A

⚠ Lowest Rated ZIP Codes in Indiana

46538Leesburg
24/100
F
46741Grabill
31/100
F
46974Roann
31/100
F
47355Lynn
33/100
F
47952Kingman
33/100
F

Common Drinking Water Contaminants in Indiana

The following are common regulated contaminants found in Indiana drinking water based on EPA violation records. Click any contaminant to learn about EPA safety limits and health effects.

Stage 2 DBP RuleConsumer Confidence Report RuleStage 1 DBP RuleHaloacetic Acids (HAA5)Contaminant 0700Chlorine residualTotal Trihalomethanes (TTHM)Fecal Coliform

Source: EPA Safe Drinking Water Act Maximum Contaminant Level regulations. For the complete list of regulated contaminants and MCLs, see the Water Quality Safety Guide.

Frequently Asked Questions — Indiana Drinking Water

Is tap water generally safe to drink in Indiana?+
Yes, for the majority of residents, tap water in Indiana is treated and regulated. However, compliance varies by city. State-wide, 5 ZIP codes receive an "A" grade, while 9 receive an "F". Search your specific ZIP code to see your local utility's record.
How do I test water quality or well water in Indiana?+
Residents in Indiana can test their tap or well water by contacting laboratories certified by Indiana Department of Environmental Management or ordering an EPA-standard laboratory water testing kit. Annual testing is recommended for private wells to test for bacteria, nitrates, and heavy metals.
What are the biggest water quality issues in Indiana?+
The primary issues include managing 909 health-based violations state-wide and resolving infrastructure age. 61.8% of ZIP codes in the state have a high probability of lead exposure risk due to pre-1986 piping.
Who regulates and enforces drinking water standards in Indiana?+
Drinking water in Indiana is regulated by Indiana Department of Environmental Management under a primacy agreement with the U.S. EPA.
Where does Indiana get its drinking water?+
Approximately 34.5% of monitored areas in Indiana rely on surface water sources (lakes/rivers), while the rest use groundwater aquifers.
How do I find the official water quality report for my home in Indiana?+
Search your ZIP code on our site to view data compiled from EPA records, or contact your local utility for their annual Consumer Confidence Report (CCR).
View All 980 ZIP Codes in Indiana

Browse EPA water quality data for every monitored ZIP code. For faster results, use the search bar above.

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All 980 ZIP codes in Indiana are actively monitored under the EPA Safe Drinking Water Act.