Damascus WWTP
Damascus, OH · Mahoning County · Publicly Owned Treatment Works
- Average flow
- 0.04 MGD
- Design flow
- 0.08 MGD
- NPDES permit
- OH0129658
- Effective
- Permit expires
- March 2028
- Population served
- 204
- CWNS 2022
Damascus WWTP is a publicly owned wastewater treatment works in Damascus, Mahoning County, Ohio treating an average of 0.04 million gallons per day against a permitted design capacity of 0.08 MGD, serving about 204 residents. It discharges under NPDES permit OH0129658 (effective), which expires in March 2028, with 3 recorded violations 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
- 3
- Effluent violations
- 3
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Damascus WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Ohio
Beloit · 3 mi away
0.03 MGD
Salem · 4 mi away
0.0011 MGD
Salem · 4 mi away
1.71 MGD
Sebring · 4 mi away
0.51 MGD
Lisbon · 9 mi away
0.17 MGD
Leetonia · 9 mi away
0.00042 MGD
Alliance · 9 mi away
3.6 MGD
Ellsworth · 9 mi away
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Damascus WWTP: 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 November 28, 2025.