Winnsboro
SC

Is Winnsboro, SC Tap Water Safe to Drink?

Winnsboro tap water meets federal Safe Drinking Water Act standards but 1 of 1 ZIP code show detections above EPA health guidelines, primarily for PFOS. A certified filter is recommended for households that want an additional layer of protection.

3Water systems
1ZIP codes
100%ZIPs above EPA guideline
Metro areaColumbia, SC
Latest data2025-03-04

Where Does Winnsboro Get Its Water?

Water in Winnsboro, SC is provided by 3 public water systems: WINNSBORO TOWN OF (2010001), MIDCOUNTY WATER DIST 2 (2020004) and CHESTER METROPOLITAN DISTRICT (1220002).

How Is Winnsboro Tap Water Treated?

Treated water is disinfected using free chlorine and chloramines. Treatment includes conventional treatment (coagulation, flocculation, and filtration).

What's in Winnsboro Tap Water?

The following contaminants were detected most frequently in Winnsboro public water systems. 1 of 1 ZIP codes showed detections above EPA health guidelines.

ContaminantPeak detectedEPA guidelineZIPs detectedStatus
PFOS 0.0328 µg/L 0.004 µg/L 1 ZIP Above guideline
lithium 9 µg/L 0 ZIPs Within guideline
PFTrDA 0.007 µg/L 0 ZIPs Within guideline
PFHxS 0.0065 µg/L 1 ZIP Within guideline
11Cl-PF3OUdS 0.005 µg/L 0 ZIPs Within guideline

Health Risk Profile for Winnsboro

Based on EPA monitoring data, 1 of 1 ZIP codes in Winnsboro have recorded detections above EPA health guidelines. Sensitive populations such as infants, pregnant individuals, and those with weakened immune systems may benefit from an additional layer of protection such as a certified point-of-use filter.

Best Broad-Spectrum Filters for This Water Profile

This city profile includes PFAS detections, chlorine disinfection, and other dissolved contaminants. Reverse osmosis (RO) systems certified under NSF/ANSI 58 provide broad reduction coverage; for PFAS specifically, confirm NSF/ANSI P473 or equivalent PFAS reduction certification.

Under-sink RO system

8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.

See recommendations matched to your exact address: choose your ZIP code below.

Frequently Asked Questions about Winnsboro Tap Water

Is Winnsboro tap water safe to drink?

Winnsboro tap water meets Safe Drinking Water Act requirements but 1 of 1 ZIP codes show contaminant levels above EPA health-based guidelines. A certified point-of-use filter adds an extra layer of protection.

What contaminants are in Winnsboro tap water?

The most commonly detected contaminants in Winnsboro water systems include: PFOS, lithium, PFTrDA. See the ZIP-level reports for exact measurements and EPA guideline comparisons.

Where does Winnsboro get its drinking water?

Winnsboro receives water from 3 public water systems, including WINNSBORO TOWN OF (2010001).

Do I need a water filter in Winnsboro?

If your ZIP code is among those with detections above EPA health guidelines, choose a filter certified for the specific contaminants shown in your ZIP report. Reverse osmosis is generally the broadest option for PFAS, lithium, and many other dissolved contaminants.

How often is Winnsboro tap water tested?

Public water systems in Winnsboro are required by the EPA to test for regulated contaminants on schedules ranging from daily (for microbials and disinfectants) to annual or triennial (for many chemical contaminants). Results are published in annual Consumer Confidence Reports (CCRs). The data on this page reflects the most recent available EPA monitoring results, with the latest sample date of 2025-03-04.

Tap water reports by ZIP in Winnsboro

Water utilities serving Winnsboro, SC

Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.

Modeled boundaries are shown with a dashed outline. Outlines appear when service-area boundary data is available for this ZIP.

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