Gilford Lake STP
Lisbon, OH · Columbiana County · Publicly Owned Treatment Works
- Average flow
- 0.17 MGD
- Design flow
- 0.4 MGD
- NPDES permit
- OH0063681
- Effective
- Permit expires
- February 2030
- Population served
- 4,157
- CWNS 2022
Gilford Lake STP is a publicly owned wastewater treatment works in Lisbon, Columbiana County, Ohio treating an average of 0.17 million gallons per day against a permitted design capacity of 0.4 MGD, serving about 4,157 residents. It discharges under NPDES permit OH0063681 (effective), which expires in February 2030, with 1 recorded violation in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 1
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Gilford Lake STP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Ohio
Leetonia · 6 mi away
0.00042 MGD
Leetonia · 8 mi away
0.13 MGD
Salem · 8 mi away
0.0011 MGD
Salem · 8 mi away
1.71 MGD
Lisbon · 9 mi away
0.49 MGD
Damascus · 9 mi away
0.04 MGD
Washingtonville · 9 mi away
0.05 MGD
East Rochester · 9 mi away
0.000019 MGD
Gilford Lake STP: 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 October 31, 2024.