City Of Frederick Wastewater Treatment Plant-2012
Frederick, MD · Frederick County · Publicly Owned Treatment Works
- Average flow
- 5.4 MGD
- Design flow
- 8 MGD
- NPDES permit
- MD0021610
- Effective
- Permit expires
- May 2031
- Population served
- 72,481
- CWNS 2022
City Of Frederick Wastewater Treatment Plant-2012 is a publicly owned wastewater treatment works in Frederick, Frederick County, Maryland treating an average of 5.4 million gallons per day against a permitted design capacity of 8 MGD, serving about 72,481 residents. Treatment on site includes clarifiers, aerated lagoons, carrousels / oxidation ditches, biogas silos. It discharges under NPDES permit MD0021610 (effective), which expires in May 2031, with 23 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Aerated lagoons
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Carrousels / oxidation ditches
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Biogas silos
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Compliance snapshot (last 3 years)
- Total violations
- 23
- Effluent violations
- 22
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Frederick
Frederick's capital improvement plan lists 13 water, sewer and wastewater line items worth $45M starting 2026–2027. The largest budgeted items are shown here.
All water and sewer capital projects in Frederick →
| Project | Budget | Years |
|---|---|---|
| Fishing Creek Pipeline | $10,000,000 | 2027–2027 |
| Water Meter Upgrades | $7,000,000 | 2026–2026 |
| Water Distribution Upgrades | $6,500,000 | 2026–2027 |
| Inflow and Infiltration Reduction | $5,500,000 | 2026–2028 |
| Fishing Creek Reservoir Study and Dam Upgrade | $5,224,469 | 2026–2027 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
1 verified contact for City Of Frederick Wastewater Treatment Plant-2012, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at City Of Frederick Wastewater Treatment Plant-2012, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Maryland
Frederick · 5 mi away
6.92 MGD
Frederick · 6 mi away
0.01 MGD
Frederick · 6 mi away
0.01 MGD
Middletown · 7 mi away
0.09 MGD
Middletown · 8 mi away
0.19 MGD
Ijamsville · 9 mi away
0.06 MGD
Middletown · 10 mi away
0.15 MGD
Jefferson · 10 mi away
0.13 MGD
City Of Frederick Wastewater Treatment Plant-2012: 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 May 19, 2025.