Skip to main content
WaterSafeCheck
Official EPA SDWIS Statewide AnalysisState Water Quality & Testing Directory

South Carolina Drinking Water Quality & Testing Directory

Comprehensive EPA compliance records, water testing guidelines, and city rankings covering all 534 ZIP codes across South Carolina

Quick Summary: Is Tap Water Safe in South Carolina?

Drinking water in South Carolina receives an average composite safety score of 78.3/100 based on EPA Safe Drinking Water Act records. Approximately 39% of monitored ZIP codes earn an "A" grade. Water sources are 71% surface water and 29% groundwater, resulting in Moderately Soft to Moderate mineral hardness across the state.

Total ZIP Codes

534

Health Violations (5yr)

246

Statewide Avg Score

78.3/100

High Lead Risk Areas

23.6%

Overview: Drinking Water in South Carolina

Drinking water quality in South Carolina averages a composite safety score of 78.3/100 across its 534 monitored ZIP codes. Approximately 39% of ZIP codes in the state receive an "A" grade, while 0% receive an "F" grade. Environmental standards are enforced by South Carolina Department of Health and Environmental Control.

Surface Water

71%

of ZIP codes

Total Violations

736

5-year record

Grade A ZIPs

206

39% of state

Grade F ZIPs

0

0% of state

Water Quality Grade Distribution in South Carolina

How do South Carolina's 534 ZIP codes stack up by water quality grade?

A
206 ZIP codes39%
B
163 ZIP codes31%
C
118 ZIP codes22%
D
47 ZIP codes9%
F
0 ZIP codes0%

Popular Cities in South Carolina

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

Columbia

34 ZIPs

A

Greenville

17 ZIPs

C

Charleston

16 ZIPs

A

Spartanburg

8 ZIPs

B

Myrtle Beach

7 ZIPs

B

Florence

6 ZIPs

A

Anderson

6 ZIPs

B

Aiken

6 ZIPs

C

Beaufort

6 ZIPs

A

North Charleston

5 ZIPs

A

Rock Hill

5 ZIPs

B

Orangeburg

4 ZIPs

A

Sumter

4 ZIPs

A

West Columbia

4 ZIPs

A

Summerville

4 ZIPs

B

Clemson

4 ZIPs

B

Greenwood

4 ZIPs

A

Fort Mill

4 ZIPs

B

Hilton Head Island

4 ZIPs

B

Lexington

3 ZIPs

A

Gaffney

3 ZIPs

B

Mount Pleasant

3 ZIPs

B

Conway

3 ZIPs

B

North Myrtle Beach

3 ZIPs

B

Easley

3 ZIPs

B

Greer

3 ZIPs

C

Seneca

3 ZIPs

B

Lancaster

3 ZIPs

A

North Augusta

3 ZIPs

A

Camden

2 ZIPs

A

Jonesville

2 ZIPs

A

Georgetown

2 ZIPs

B

Johns Island

2 ZIPs

A

Darlington

2 ZIPs

A

Hartsville

2 ZIPs

A

Hodges

2 ZIPs

C

Simpsonville

2 ZIPs

C

Mc Cormick

2 ZIPs

C

Alcolu

1 ZIP

C

Ballentine

1 ZIP

C

City A-Z Directory — South Carolina

Browse water quality reports for every town and city in South Carolina.

A
AbbevilleAdams RunAikenAlcoluAllendaleAndersonAndrewsArcadiaAwendawAynor
B
BallentineBambergBarnwellBatesburgBathBeaufortBeech IslandBeltonBennettsvilleBethuneBishopvilleBlacksburgBlackstockBlackvilleBlairBlenheimBlufftonBlythewoodBoiling SpringsBonneauBowling GreenBowmanBradleyBranchvilleBrunsonBuffalo
C
CadesCalhoun FallsCamdenCameronCampobelloCanadysCarlisleCassattCatawbaCayceCentenaryCentralChapinChappellsCharlestonCharleston AfbCherawChesneeChesterChesterfieldClarks HillClearwaterClemsonClevelandCliftonClintonClioCloverColumbiaConesteeConverseConwayCoosawhatchieCopeCordesvilleCordovaCottagevilleCowardCowpensCrocketvilleCrossCross AnchorCross Hill
D
DaleDalzellDarlingtonDaufuskie IslandDavis StationDenmarkDillonDonaldsDorchesterDraytonDue WestDuncan
E
Early BranchEasleyEastoverEdgefieldEdgemoorEdisto IslandEffinghamEhrhardtElginElkoElliottElloreeEnoreeEstillEutawville
F
Fair PlayFairfaxFairforestFingervilleFlorenceFolly BeachForkFort LawnFort MillFountain InnFurman
G
GableGadsdenGaffneyGalivants FerryGarnettGastonGeorgetownGiffordGilbertGlendaleGlovervilleGoose CreekGramlingGranitevilleGray CourtGreat FallsGreeleyvilleGreen PondGreen SeaGreenvilleGreenwoodGreerGreshamGrover
H
HamerHamptonHanahanHardeevilleHarleyvilleHartsvilleHeath SpringsHemingwayHickory GroveHildaHilton Head IslandHodgesHolly HillHollywoodHonea PathHopkinsHoratioHuger
I
InmanIrmoIslandtonIsle Of PalmsIva
J
JacksonJacksonboroJamestownJeffersonJenkinsvilleJoannaJohns IslandJohnsonvilleJohnstonJonesville
K
KershawKinardsKingstree
L
La FranceLadsonLadys IslandLake CityLake ViewLamarLancasterLandoLandrumLaneLangleyLattaLaurensLeesvilleLexingtonLibertyLiberty HillLittle MountainLittle RiverLittle RockLobecoLockhartLodgeLong CreekLongsLorisLowndesvilleLugoffLurayLydiaLymanLynchburg
M
ManningMariettaMarionMartinMauldinMayesvilleMayoMc BeeMc ClellanvilleMc CollMc ConnellsMc CormickMileyModocMoncks CornerMonettaMontmorenciMooreMount CarmelMount CroghanMount PleasantMountain RestMountvilleMullinsMurrells InletMyrtle Beach
N
NeesesNesmithNew EllentonNew ZionNewberryNewryNicholsNinety SixNorrisNorthNorth AugustaNorth CharlestonNorth Myrtle BeachNorway
O
OkatieOlantaOlarOrangeburg
P
PacoletPacolet MillsPagelandPamplicoParksvillePatrickPaulinePawleys IslandPeakPelionPelzerPendletonPickensPiedmontPinelandPinevillePinewoodPinopolisPlum BranchPomariaPort RoyalProsperity
R
RainsRavenelReevesvilleReidvilleRembertRichburgRichlandRidge SpringRidgelandRidgevilleRidgewayRionRock HillRoebuckRound ORowesvilleRubyRuffinRussellville
S
Saint GeorgeSaint Helena IslandSaint MatthewsSaint StephenSalemSalleySaltersSaludaSandy SpringsSanteeSardiniaScotiaScrantonSeabrookSellersSenecaSharonShaw A F BSheldonSilverstreetSimpsonvilleSix MileSlaterSmoaksSmyrnaSociety HillSpartanburgSpringfieldStarrStartexState ParkSullivans IslandSummertonSummervilleSumterSunsetSwanseaSycamore
T
TamasseeTatumTaylorsTigervilleTillmanTimmonsvilleTownvilleTravelers RestTrentonTroyTurbeville
U
UlmerUnaUnion
V
Van WyckVanceVarnvilleVaucluse
W
Wadmalaw IslandWagenerWalhallaWallaceWalterboroWardWare ShoalsWarrenvilleWaterlooWedgefieldWellfordWest ColumbiaWest UnionWestminsterWestvilleWhite RockWhite StoneWhitmireWilliamsWilliamstonWillistonWindsorWinnsboroWoodruff
Y
YemasseeYork

🏆 Highest Rated ZIP Codes in South Carolina

29009Bethune
99/100
A
29018Bowman
99/100
A
29032Cassatt
99/100
A
29058Heath Springs
99/100
A
29071Lexington
99/100
A

⚠ Lowest Rated ZIP Codes in South Carolina

29636Conestee
40/100
D
29662Mauldin
40/100
D
29683Slater
40/100
D
29687Taylors
45/100
D
29615Greenville
47/100
D

Common Drinking Water Contaminants in South Carolina

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

Consumer Confidence Report RuleContaminant 1009Stage 2 DBP RuleHaloacetic Acids (HAA5)Stage 1 DBP RuleChlorine 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 — South Carolina Drinking Water

Is tap water generally safe to drink in South Carolina?+
Yes, for the majority of residents, tap water in South Carolina is treated and regulated. However, compliance varies by city. State-wide, 206 ZIP codes receive an "A" grade, while 0 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 South Carolina?+
Residents in South Carolina can test their tap or well water by contacting laboratories certified by South Carolina Department of Health and Environmental Control 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 South Carolina?+
The primary issues include managing 246 health-based violations state-wide and resolving infrastructure age. 23.6% 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 South Carolina?+
Drinking water in South Carolina is regulated by South Carolina Department of Health and Environmental Control under a primacy agreement with the U.S. EPA.
Where does South Carolina get its drinking water?+
Approximately 71% of monitored areas in South Carolina 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 South Carolina?+
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 534 ZIP Codes in South Carolina

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

290012900229003290062900929010290142901529016290182902029021290302903129032290332903629037290382903929040290412904229044290452904629047290482905129052290532905429055290562905829059290612906229063290652906729069290702907129072290732907429075290782907929080290812908229101291022910429105291072910829111291122911329114291152911629117291182912229123291252912629127291282912929130291322913329135291372913829142291432914529146291472914829150291512915229153291542916029161291622916329164291662916829169291702917129172291752917729178291802920129202292032920429205292062920729208292092921029211292122921429215292162921729218292192922029221292222922329224292252922629227292282922929230292402925029260292902929229301293022930329304293052930629307293162931929320293212932229323293242932529329293302933129332293332933429335293362933829340293412934229346293482934929351293532935529356293602936429365293682936929370293722937329374293752937629377293782937929384293852938629388293952940129402294032940429405294062940729409294102941229413294142941529416294172941829419294202942229423294242942529426294292943129432294332943429435294362943729438294392944029442294452944629447294482944929450294512945229453294552945629457294582946129464294652946629468294692947029471294722947429475294762947729479294812948229483294842948529486294872948829492294932950129502295032950429505295062951029511295122951629518295192952029525295262952729528295302953229536295402954129543295442954529546295472955029551295542955529556295602956329564295652956629567295682956929570295712957229574295752957629577295782957929580295812958229583295842958529587295882958929590295912959229593295942959629597295982960129602296032960429605296062960729608296092961029611296122961329614296152961629617296202962129622296232962429625296262962729628296302963129632296332963429635296362963829639296402964129642296432964429645296462964729648296492965029651296522965329654296552965629657296582965929661296622966429665296662966729669296702967129672296732967529676296772967829679296802968129682296832968429685296862968729688296892969029691296922969329695296962969729702297032970429706297072970829709297102971229714297152971629717297182972029721297222972429726297272972829729297302973129732297332973429741297422974329744297452980129802298032980429805298082980929810298122981329816298172981929821298222982429826298272982829829298312983229834298352983629838298392984029841298422984329844298452984629847298482984929850298512985329856298602986129899299012990229903299042990529906299072990929910299112991229913299142991529916299182992029921299222992329924299252992629927299282992929931299322993329934299352993629938299392994029941299432994429945

All 534 ZIP codes in South Carolina are actively monitored under the EPA Safe Drinking Water Act.