Downers Grove Sanitary District
Downers Grove, IL · Du Page County · Publicly Owned Treatment Works
- Average flow
- 9.22 MGD
- Design flow
- —
- NPDES permit
- 3604681662
- Effective
- Permit expires
- December 2030
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
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
5 verified contacts for Downers Grove Sanitary District, with validated emails and direct phone numbers.
Unlock 5 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Downers Grove Sanitary District — plus full compliance history and discharge data.
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Nearby wastewater treatment plants in Illinois
Glen Ellyn · 3 mi away
9.44 MGD
Woodridge · 4 mi away
7.94 MGD
Bolingbrook · 6 mi away
1.26 MGD
Wheaton · 6 mi away
5.27 MGD
Elmhurst · 8 mi away
9.21 MGD
Burr Ridge · 8 mi away
11.29 MGD
Lemont · 9 mi away
2.65 MGD
Naperville · 9 mi away
18.43 MGD
Data sourced from public EPA / NPDES records and Klarifi analysis. Last updated March 2025.