Winnsboro Wastewater Treatment Plant
Winnsboro, SC · Fairfield County · Publicly Owned Treatment Works
- Average flow
- 0.67 MGD
- Design flow
- 1.6 MGD
- NPDES permit
- SC0020125
- Administratively continued
- Permit expires
- September 2023
- Population served
- —
- CWNS 2022
Winnsboro Wastewater Treatment Plant is a publicly owned wastewater treatment works in Winnsboro, Fairfield County, South Carolina treating an average of 0.67 million gallons per day against a permitted design capacity of 1.6 MGD. Treatment on site includes clarifiers, biogas silos. It discharges under NPDES permit SC0020125 (administratively continued), which expires in September 2023, with 156 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 156
- Effluent violations
- 152
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Winnsboro Wastewater Treatment Plant.
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in South Carolina
Ridgeway · 10 mi away
0.06 MGD
Chapin · 19 mi away
0.97 MGD
Prosperity · 22 mi away
0.31 MGD
Chester · 23 mi away
0.53 MGD
Lugoff · 27 mi away
0.65 MGD
Chester · 28 mi away
0.25 MGD
Camden · 29 mi away
1.67 MGD
Heath Springs · 29 mi away
0.02 MGD
Winnsboro Wastewater Treatment Plant: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated May 25, 2025.