Itasca, Village Of - Prospect Avenue WWTP
Itasca, IL · Dupage County · Publicly Owned Treatment Works
- Average flow
- 0.9 MGD
- Design flow
- 8.2 MGD
- NPDES permit
- IL0079073
- Effective
- Permit expires
- December 2026
- Population served
- 9,805
- CWNS 2022
Itasca, Village Of - Prospect Avenue WWTP is a publicly owned wastewater treatment works in Itasca, Dupage County, Illinois treating an average of 0.9 million gallons per day against a permitted design capacity of 8.2 MGD, serving about 9,805 residents. Treatment on site includes aerated lagoons. It discharges under NPDES permit IL0079073 (effective), which expires in December 2026, with 5 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
- 5
- Effluent violations
- 5
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
12 verified contacts for Itasca, Village Of - Prospect Avenue WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Itasca, Village Of - Prospect Avenue WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Illinois
Itasca · 1 mi away
—
Wood Dale · 1 mi away
1.03 MGD
Wood Dale · 2 mi away
0.19 MGD
Addison · 3 mi away
2.24 MGD
Addison · 4 mi away
1.22 MGD
Roselle · 6 mi away
0.58 MGD
Elmhurst · 7 mi away
7.92 MGD
Glen Ellyn · 9 mi away
7.04 MGD
Itasca, Village Of - Prospect Avenue WWTP: 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 February 16, 2025.