Wyandotte Wastewater Plant
797 Central Avenue, Wyandotte, MI 48192 · Wayne County · Publicly Owned Treatment Works
- Average flow
- 33.91 MGD
- Design flow
- —
- NPDES permit
- MI0021156
- Administratively continued
- Permit expires
- October 2021
- Population served
- —
- CWNS 2022
Wyandotte Wastewater Plant is a publicly owned wastewater treatment works in Wyandotte, Wayne County, Michigan treating an average of 33.91 million gallons per day. It discharges under NPDES permit MI0021156 (administratively continued), which expires in October 2021, with 5 recorded violations in the last three years. EPA has recorded 2 formal enforcement actions naming the plant, the latest in May 2005.
Treatment technology
3 treatment structures and unit processes identified at Wyandotte Wastewater Plant.
Available with a free Klarifi account
See the full treatment train at Wyandotte Wastewater Plant: structures, unit processes and planned upgrades, with exact unit counts.
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.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Wyandotte Wastewater Plant in EPA's ICIS system.
- Formal actions
- 2
- 0 since FY2020
- Penalties assessed
- $413,000
- all cases
- EPA inspections
- 0
- none on record
Latest case · May 2005
WAYNE CO - MICHIGAN STIPULATION ORDER
Judicial case · CWA, NPDES Permit Violations · Demand for Stipulated Penalties
EPA's description of the case:
“Stipulation agreement resolving all outstanding Consent Decree violations through 12/2004 and all claims for stipulated penalties under the consent decree through 3/31/2005”
Source: EPA ECHO, civil enforcement case 05-2005-0319.
Full case history with a free Klarifi account
Every action against Wyandotte Wastewater Plant with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Industrial users and pretreatment
Industries that discharge process wastewater to Wyandotte Wastewater Plant, from the plant's pretreatment programme records.
- Industrial users
- 46
- 16 categorical
- Sampled for PFAS
- 10
- 2023–2024
- Above 12 ng/L PFOS
- 7
- highest 4,420 ng/L
The highest PFOS samples came from Riverview Land Preserve (Riverview), 4,420 ng/L; Wayne County Airport Authority (Detroit), 92 ng/L; Basf Corp (Wyandotte), 83 ng/L. Most users are in other industries and automotive, metal and equipment manufacturing.
Industrial users of Wyandotte Wastewater Plant →PFAS sources at all Michigan plants →
Unlock all 46 industrial users of this plant
Discharge flow, federal category, full PFAS sampling history, source documents and contacts for every industrial user of Wyandotte Wastewater Plant. Free with a Klarifi account.
Capital improvement projects in Wyandotte
Wyandotte's capital improvement plan lists 6 water, sewer and wastewater line items worth $7M starting 2025–2025. The largest budgeted items are shown here.
All water and sewer capital projects in Wyandotte →
| Project | Budget | Years |
|---|---|---|
| Water Main Replacement | $2,400,000 | 2025–2028 |
| City Sewer Improvements | $2,400,000 | 2025–2028 |
| Service Line Replacement | $1,600,000 | 2025–2028 |
| Water Meter Replacement | $300,000 | 2025–2028 |
| Advanced Metering Infrastructure (AMI) | $200,000 | 2025–2025 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
2 verified contacts for Wyandotte Wastewater Plant, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Wyandotte Wastewater Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Michigan
Wyandotte · 1 mi away
34.9 MGD
Grosse Ile · 4 mi away
1.64 MGD
Detroit · 7 mi away
416.18 MGD
Dearborn · 9 mi away
14.49 MGD
Rockwood · 10 mi away
0.33 MGD
Inkster · 11 mi away
1.6 MGD
Dearborn Heights · 12 mi away
0.8 MGD
Carleton · 14 mi away
0.44 MGD
Wyandotte Wastewater Plant: 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 April 4, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms