Ballenger-Mckinney WWTP
Frederick, MD · Frederick County · Publicly Owned Treatment Works
- Average flow
- 6.92 MGD
- Design flow
- 7 MGD
- NPDES permit
- MD0021822
- Effective
- Permit expires
- December 2030
- Population served
- 69,525
- CWNS 2022
Ballenger-Mckinney WWTP is a publicly owned wastewater treatment works in Frederick, Frederick County, Maryland treating an average of 6.92 million gallons per day against a permitted design capacity of 7 MGD, serving about 69,525 residents. Treatment on site includes clarifiers, biogas balloons. It discharges under NPDES permit MD0021822 (effective), which expires in December 2030, with 1 recorded violation in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 1
- Effluent violations
- 1
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
4 verified contacts for Ballenger-Mckinney WWTP, with validated emails and direct phone numbers.
Unlock 4 verified contacts (1 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Ballenger-Mckinney WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Maryland
Frederick · 5 mi away
5.4 MGD
Ijamsville · 7 mi away
0.06 MGD
Middletown · 8 mi away
0.09 MGD
Jefferson · 8 mi away
0.13 MGD
Middletown · 8 mi away
0.19 MGD
Point Of Rocks · 9 mi away
0.07 MGD
Frederick · 9 mi away
0.01 MGD
Middletown · 9 mi away
0.15 MGD
Ballenger-Mckinney 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 September 11, 2026.