City Of Salem - Wastewater Plant
Salem, OH · Columbiana County · Publicly Owned Treatment Works
- Average flow
- 1.71 MGD
- Design flow
- 4 MGD
- NPDES permit
- OH0027324
- Effective
- Permit expires
- May 2027
- Population served
- 12,025
- CWNS 2022
City Of Salem - Wastewater Plant is a publicly owned wastewater treatment works in Salem, Columbiana County, Ohio treating an average of 1.71 million gallons per day against a permitted design capacity of 4 MGD, serving about 12,025 residents. Treatment on site includes clarifiers, aerated lagoons, uncovered lagoons, carrousels / oxidation ditches, biogas balloons. It discharges under NPDES permit OH0027324 (effective), which expires in May 2027, with 5 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
- 5
- Effluent violations
- 5
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for City Of Salem - Wastewater Plant, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at City Of Salem - Wastewater Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Ohio
Salem · 1 mi away
0.0011 MGD
Damascus · 4 mi away
0.04 MGD
Leetonia · 6 mi away
0.00042 MGD
Beloit · 6 mi away
0.03 MGD
Washingtonville · 7 mi away
0.05 MGD
Leetonia · 7 mi away
0.13 MGD
Ellsworth · 7 mi away
—
Sebring · 8 mi away
0.51 MGD
City Of Salem - Wastewater 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 April 6, 2025.