Stanley STP
Route 340, 0.25 Mile W Of Stan, Stanley, VA 22851 · Page County · Publicly Owned Treatment Works
- Average flow
- 0.18 MGD
- Design flow
- 0.3 MGD
- NPDES permit
- VA0064394
- Effective
- Permit expires
- September 2031
- Population served
- 1,978
- CWNS 2022
Stanley STP is a publicly owned wastewater treatment works in Stanley, Page County, Virginia treating an average of 0.18 million gallons per day against a permitted design capacity of 0.3 MGD, serving about 1,978 residents. It discharges under NPDES permit VA0064394 (effective), which expires in September 2031, with 0 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Stanley STP.
Available with a free Klarifi account
See the full treatment train at Stanley STP: structures, unit processes and planned upgrades, with exact unit counts.
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
Decision-makers at Stanley STP.
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Nearby wastewater treatment plants in Virginia
Shenandoah · 4 mi away
0.0033 MGD
Luray · 8 mi away
1.17 MGD
Mount Jackson · 13 mi away
0.37 MGD
Elkton · 13 mi away
0.29 MGD
Edinburg · 17 mi away
0.1 MGD
Edinburg · 17 mi away
0.04 MGD
Sperryville · 17 mi away
0.02 MGD
Washington · 20 mi away
0.0026 MGD
Stanley STP: 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 May 29, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms