Jefferson WWTP
Jefferson, MD · Frederick County · Publicly Owned Treatment Works
- Average flow
- 0.13 MGD
- Design flow
- 0.3 MGD
- NPDES permit
- MD0020737
- Expired
- Permit expires
- August 2025
- Population served
- 2,500
- CWNS 2022
Jefferson WWTP is a publicly owned wastewater treatment works in Jefferson, Frederick County, Maryland treating an average of 0.13 million gallons per day against a permitted design capacity of 0.3 MGD, serving about 2,500 residents. It discharges under NPDES permit MD0020737 (expired), which expires in August 2025, with 0 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
- 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 Jefferson WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Maryland
Middletown · 5 mi away
0.19 MGD
Brunswick · 5 mi away
—
Middletown · 5 mi away
0.09 MGD
Middletown · 5 mi away
0.15 MGD
Point Of Rocks · 6 mi away
0.07 MGD
Frederick · 8 mi away
6.92 MGD
Knoxville · 9 mi away
0.004 MGD
Myersville · 9 mi away
0.14 MGD
Jefferson 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.