Dearborn Cso
16901 Michgan Ave., Dearborn, MI 48126 · Wayne County · Publicly Owned Treatment Works
- Average flow
- 14.49 MGD
- Design flow
- —
- NPDES permit
- MI0025542
- Administratively continued
- Permit expires
- October 2025
- Population served
- —
- CWNS 2022
Dearborn Cso is a publicly owned wastewater treatment plant in Dearborn, Wayne County, Michigan treating an average of 14.49 million gallons per day. It discharges under NPDES permit MI0025542 (administratively continued), which expires in October 2025, with 11 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Dearborn Cso.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 11
- Effluent violations
- 6
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
7 verified contacts for Dearborn Cso, with validated emails and direct phone numbers.
Unlock 7 verified contacts (4 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Dearborn Cso, plus the full compliance history and discharge data.
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Detroit · 4 mi away
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Inkster · 5 mi away
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Wyandotte · 9 mi away
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Grosse Ile · 13 mi away
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Madison Heights · 14 mi away
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Beverly Hills · 15 mi away
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Dearborn Cso: 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 November 15, 2024.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms