Is Lexington, SC tap water safe?
The short answer
1 of the 2 utilities serving Lexington has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and South Carolina’s records: Joint Muni WSC.
Town of Lexington, which serves the most people here, has 2 results above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOS at 5.7 ppt, above EPA’s new limit, which takes effect in 2029.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Lexington’s ZIP codes, from EPA’s estimates.
- Open report
Town of Lexington
South Carolina · serves 24,284 people · about 6,500 in Lexington
2 results above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOS at 5.7 ppt, above EPA’s new limit, which takes effect in 2029.
No health-based violations since 2016
- Open report
Joint Muni WSC
South Carolina · serves 54,868 people · under 100 in Lexington
2 results above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOS at 6.2 ppt, above EPA’s new limit, which takes effect in 2029.
1 health-based violation since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Town of Lexington’s water, which serves the most people here. Another utility’s report names what handles its own results.
Disclosure: TapBuff earns a commission if you buy through some links on this page. It does not change which standard or filter we name. As an Amazon Associate, TapBuff earns from qualifying purchases. How TapBuff makes money
ZeroWater 10 Cup Pitcher (ZP-010)
Pitcher
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53checked Oct. 4, 2026
Certified for: PFOS, PFOA, Lead
Aquasana Claryum Direct Connect (AQ-MF-1)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOS, PFOA, Lead
Express Water StreamLine Direct Connect System (USC001)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOS, PFOA, Lead
Water testing near Lexington
The 3 labs South Carolina certifies closest to Lexington, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Eurofins Columbia
Irmo, SC · about 8 miles
Certified for bacteria, nitrate, minerals and other inorganics
Water Systems Inc.
West Columbia, SC · about 10 miles
Certified for bacteria
Data Resources Incorporated
Columbia, SC · about 11 miles
Certified for bacteria
ZIP codes in Lexington
Which ZIP codes are in Lexington: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: SCDES, Commercial Environmental Laboratory Mapping (CELMapp), labs certified under the Safe Drinking Water Act; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Lexington
Other towns in Lexington County with a page of their own.
What to do next
- Read Town of Lexington’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for PFOSRanked by certification and what they cost over five years.The best water filters for PFAS, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water