Virden Sanitary District - North STP
Virden, IL · Macoupin County · Publicly Owned Treatment Works
- Average flow
- 0.03 MGD
- Design flow
- 0.4 MGD
- NPDES permit
- IL0023426
- Effective
- Permit expires
- May 2031
- Population served
- 1,595
- CWNS 2022
Virden Sanitary District - North STP is a publicly owned wastewater treatment works in Virden, Macoupin County, Illinois treating an average of 0.03 million gallons per day against a permitted design capacity of 0.4 MGD, serving about 1,595 residents. Treatment on site includes aerated lagoons. It discharges under NPDES permit IL0023426 (effective), which expires in May 2031, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Aerated lagoons
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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
Decision-makers at Virden Sanitary District - North STP.
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Nearby wastewater treatment plants in Illinois
Thayer · 2 mi away
0.08 MGD
Girard · 5 mi away
0.06 MGD
Auburn · 6 mi away
0.41 MGD
Divernon · 7 mi away
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Nilwood · 8 mi away
0.001 MGD
Farmersville · 9 mi away
—
Waverly · 11 mi away
0.03 MGD
Loami · 11 mi away
0.02 MGD
Virden Sanitary District - North 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 September 11, 2026; facility record last updated March 16, 2025.