Oldtown WWTP
19301 Opessa Street Southeast, Oldtown, MD 21555 · Allegany County · Publicly Owned Treatment Works
- Average flow
- 0.0048 MGD
- Design flow
- 0.04 MGD
- NPDES permit
- MD0024759
- Effective
- Permit expires
- July 2031
- Population served
- 459
- CWNS 2022
Oldtown WWTP is a publicly owned wastewater treatment works in Oldtown, Allegany County, Maryland treating an average of 0.0048 million gallons per day against a permitted design capacity of 0.04 MGD, serving about 459 residents. It discharges under NPDES permit MD0024759 (effective), which expires in July 2031, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Oldtown WWTP.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Oldtown WWTP.
No verified contacts on file yet
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Flintstone · 11 mi away
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Cumberland · 12 mi away
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Flintstone · 12 mi away
0.0019 MGD
Pinto · 13 mi away
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Cumberland · 13 mi away
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Rawlings · 14 mi away
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Hancock · 21 mi away
0.0041 MGD
Westernport · 23 mi away
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Oldtown 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 October 26, 2026; facility record last updated July 18, 2023.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms