Boonsboro WWTP
6819 Monroe Road, Boonsboro, MD 21713 · Washington County · Publicly Owned Treatment Works
- Average flow
- 0.28 MGD
- Design flow
- 0.46 MGD
- NPDES permit
- MD0020231
- Effective
- Permit expires
- December 2030
- Population served
- 7,998
- CWNS 2022
Boonsboro WWTP is a publicly owned wastewater treatment works in Boonsboro, Washington County, Maryland treating an average of 0.28 million gallons per day against a permitted design capacity of 0.46 MGD, serving about 7,998 residents. It discharges under NPDES permit MD0020231 (effective), which expires in December 2030, with 1 recorded violation in the last three years.
Treatment technology
One treatment structure or unit process identified at Boonsboro WWTP.
Available with a free Klarifi account
See the full treatment train at Boonsboro WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 1
- 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 Boonsboro WWTP.
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Nearby wastewater treatment plants in Maryland
Myersville · 4 mi away
0.01 MGD
Boonsboro · 4 mi away
0.0091 MGD
Myersville · 5 mi away
0.17 MGD
Sharpsburg · 6 mi away
0.11 MGD
Funkstown · 7 mi away
0.05 MGD
Middletown · 7 mi away
0.16 MGD
Middletown · 9 mi away
0.19 MGD
Middletown · 9 mi away
0.1 MGD
Boonsboro 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 November 7, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Sludge dewatering · Biological nutrient removal · all terms