Hancock WWTP
Hancock, MD · Washington County · Publicly Owned Treatment Works
- Average flow
- 0.13 MGD
- Design flow
- 0.38 MGD
- NPDES permit
- MD0024562
- Effective
- Permit expires
- May 2031
- Population served
- 4,100
- CWNS 2022
Hancock WWTP is a publicly owned wastewater treatment works in Hancock, Washington County, Maryland treating an average of 0.13 million gallons per day against a permitted design capacity of 0.38 MGD, serving about 4,100 residents. Treatment on site includes aerated lagoons. It discharges under NPDES permit MD0024562 (effective), which expires in May 2031, with 26 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Aerated lagoons
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Compliance snapshot (last 3 years)
- Total violations
- 26
- Effluent violations
- 26
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Hancock WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Hancock WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Maryland
Hancock · 7 mi away
0.0043 MGD
Clear Spring · 13 mi away
0.11 MGD
Flintstone · 16 mi away
0.002 MGD
Williamsport · 19 mi away
1.84 MGD
Flintstone · 21 mi away
0.01 MGD
Funkstown · 25 mi away
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Hagerstown · 25 mi away
0.005 MGD
Oldtown · 27 mi away
0.003 MGD
Hancock 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 March 19, 2025.