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.
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.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| 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.
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
- 29180 - Winnsboro tap water report Higher concern
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.
- CHESTER METROPOLITAN DISTRICT (1220002)Action advised
- MIDCOUNTY WATER DIST 2 (2020004)Action advised
- WINNSBORO TOWN OF (2010001)Action advised
Also covers / overlaps with
- Ridgeway CCD, SC · Township
- Winnsboro Mills, SC · CDP
- Winnsboro North CCD, SC · Township
- Winnsboro South CCD, SC · Township