Poolesville WWTP
Poolesville, MD · Montgomery County · Publicly Owned Treatment Works
- Average flow
- 0.4 MGD
- Design flow
- 0.75 MGD
- NPDES permit
- 3603472657
- Effective
- Permit expires
- November 2027
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Uncovered lagoons
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Compliance snapshot (last 3 years)
- Total violations
- 5
- 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 Poolesville
| Project | Budget | Years |
|---|---|---|
| PFAS Remediation | $500,000 | 2025–2029 |
| Equip Replace/Major Rebuild | $200,000 | 2025–2029 |
| Basin Recoating | $180,000 | 2025–2027 |
| Alpha Media | $175,000 | 2025–2029 |
| Unidentified W&S Equipment | $150,000 | 2025–2029 |
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
Contacts for Poolesville WWTP are available in the Klarifi platform.
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Names, validated emails and direct phone numbers for decision-makers at Poolesville WWTP — plus full compliance history and discharge data.
Try Klarifi freeData sourced from public EPA / NPDES records and Klarifi analysis. Last updated November 2025.