Is Williamston, SC tap water safe?
The short answer
None of the 3 utilities serving Williamston 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.
Town of Williamston, which serves the most people here, has 1 result above the health goal. The worst: Lead at 3.0 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
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 Williamston’s ZIP codes, from EPA’s estimates.
- Open report
Town of Williamston
South Carolina · serves 6,693 people · about 580 in Williamston
1 result above the health goal. The worst: Lead at 3.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Big Creek W/S District
South Carolina · serves 13,647 people · about 270 in Williamston
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Sandy Springs Water Co Inc
South Carolina · serves 17,311 people · under 100 in Williamston
1 result above the health goal. The worst: Lead at 3.0 ppb, above the health goal.
No health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Town of Williamston’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Brita Tahoe Pitcher with Elite Filter (OB60, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 13, 2026
Certified for: Lead
Brita Everyday Pitcher with Elite Filter (OB46, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
Certified for: Lead
PUR PLUS 11-Cup Pitcher (PPT111W)
Pitcher
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
Certified for: Lead
Water testing near Williamston
The 3 labs South Carolina certifies closest to Williamston, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
International Product Assurance Laboratories
Anderson, SC · about 15 miles
Certified for lead and copper, metals
Alliance Technical Group LLC - Greenville
Greenville, SC · about 16 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts
L&L Environmental Ware Shoals
Ware Shoals, SC · about 24 miles
Certified for bacteria
ZIP codes in Williamston
Which ZIP codes are in Williamston: 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 Williamston
Other towns in Anderson County with a page of their own.
What to do next
- Read Town of Williamston’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for LeadRanked by certification and what they cost over five years.The best water filters for lead, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water