West Frankfort Stw, City Of
3716 State Route 37, West Frankfort, IL 62896 · Franklin County · Publicly Owned Treatment Works
- Average flow
- 0.59 MGD
- Design flow
- —
- NPDES permit
- ILL031704
- Effective
- Permit expires
- December 2030
- Population served
- 7,733
- CWNS 2022
West Frankfort Stw, City Of is a publicly owned wastewater treatment plant in West Frankfort, Franklin County, Illinois treating an average of 0.59 million gallons per day, serving about 7,733 residents. It discharges under NPDES permit ILL031704 (effective), which expires in December 2030, with 0 recorded violations in the last three years.
Treatment technology
4 treatment structures and unit processes identified at West Frankfort Stw, City Of.
Available with a free Klarifi account
See the full treatment train at West Frankfort Stw, City Of: 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
3 verified contacts for West Frankfort Stw, City Of, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at West Frankfort Stw, City Of, plus the full compliance history and discharge data.
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Benton · 7 mi away
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Zeigler · 8 mi away
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Herrin · 9 mi away
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Valier · 9 mi away
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West Frankfort Stw, City Of: 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 September 16, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Activated sludge · Oxidation ditch · all terms