H L Mooney Water Reclamation Facility
Woodbridge, VA · Prince William County · Publicly Owned Treatment Works
- Average flow
- 14.17 MGD
- Design flow
- 24 MGD
- NPDES permit
- VA0025101
- Effective
- Permit expires
- October 2030
- Population served
- 162,923
- CWNS 2022
H L Mooney Water Reclamation Facility is a publicly owned wastewater treatment works in Woodbridge, Prince William County, Virginia treating an average of 14.17 million gallons per day against a permitted design capacity of 24 MGD, serving about 162,923 residents. Treatment on site includes clarifiers, aerated lagoons, biogas silos, biogas balloons, biological n removal and other unit processes. It discharges under NPDES permit VA0025101 (effective), which expires in October 2030, with 0 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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Biogas silos
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Biogas balloons
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Biological N removal
unit processBiosolids Incineration
unit processChemical P Removal
unit processDisinfection, UV
unit processPrimary Clarification or Sedimentation
unit processScreening
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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
1 verified contact for H L Mooney Water Reclamation Facility, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at H L Mooney Water Reclamation Facility, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Virginia
Lorton · 6 mi away
0.003 MGD
Lorton · 7 mi away
34.8 MGD
King George · 20 mi away
0.04 MGD
Arlington · 20 mi away
20.7 MGD
Dahlgren · 22 mi away
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King George · 23 mi away
0.04 MGD
Warrenton · 24 mi away
0.29 MGD
Fredericksburg · 25 mi away
2.33 MGD
H L Mooney Water Reclamation Facility: 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 April 12, 2025.