Granville Stp, Village Of
Granville, IL · Putnam County · Publicly Owned Treatment Works
- Average flow
- 0.09 MGD
- Design flow
- 0.5 MGD
- NPDES permit
- IL0022331
- Effective
- Permit expires
- August 2028
- Population served
- 2,000
- CWNS 2022
Granville Stp, Village Of is a publicly owned wastewater treatment works in Granville, Putnam County, Illinois treating an average of 0.09 million gallons per day against a permitted design capacity of 0.5 MGD, serving about 2,000 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit IL0022331 (effective), which expires in August 2028, with 91 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Uncovered lagoons
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Compliance snapshot (last 3 years)
- Total violations
- 91
- Effluent violations
- 67
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Granville Stp, Village Of, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Granville Stp, Village Of, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Illinois
Hennepin · 4 mi away
0.05 MGD
Spring Valley · 4 mi away
0.82 MGD
Depue · 4 mi away
0.2 MGD
Bureau Junction · 6 mi away
0.03 MGD
Cedar Point · 6 mi away
0.02 MGD
Dalzell · 7 mi away
0.04 MGD
Mcnabb · 7 mi away
0.03 MGD
Ladd · 8 mi away
0.21 MGD
Granville Stp, Village 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 September 11, 2026; facility record last updated November 6, 2025.