Gunston Elementary School
10100 Gunston Rd, Lorton, VA 22079 · Fairfax County · Publicly Owned Treatment Works
- Average flow
- 0.0035 MGD
- Design flow
- 0.006 MGD
- NPDES permit
- VA0023299
- Effective
- Permit expires
- April 2028
- Population served
- —
- CWNS 2022
Gunston Elementary School is a publicly owned wastewater treatment plant in Lorton, Fairfax County, Virginia treating an average of 0.0035 million gallons per day against a permitted design capacity of 0.006 MGD. It discharges under NPDES permit VA0023299 (effective), which expires in April 2028, with 5 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Gunston Elementary School.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 5
- Effluent violations
- 5
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Gunston Elementary School.
No verified contacts on file yet
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Nearby wastewater treatment plants in Virginia
Lorton · 1 mi away
34.89 MGD
Arlington · 14 mi away
20.89 MGD
King George · 24 mi away
0.04 MGD
Dahlgren · 25 mi away
—
Warrenton · 26 mi away
0.33 MGD
King George · 28 mi away
0.04 MGD
King George · 30 mi away
0.06 MGD
Fredericksburg · 30 mi away
2.37 MGD
Gunston Elementary School: 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 July 18, 2023.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms