Marshall WWTP
Marshall, MI · Calhoun County · Publicly Owned Treatment Works
- Average flow
- 1.3 MGD
- Design flow
- —
- NPDES permit
- 3604466499
- Effective
- Permit expires
- April 2030
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Marshall
| Project | Budget | Years |
|---|---|---|
| Headworks & Equalization Basin Improvements | $20,000,000 | 2025–2026 |
| Headworks & Equalization Basin Improvements | $20,000,000 | 2025–2026 |
| Build New Iron Removal Plant | $5,000,000 | 2030–2031 |
| New Water Treatment Plant | $5,000,000 | 2028–2029 |
| Hanover Street Marshall to Kalamazoo | $2,000,000 | 2028–2029 |
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
22 verified contacts for Marshall WWTP, with validated emails and direct phone numbers.
Unlock 22 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Marshall WWTP — plus full compliance history and discharge data.
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Data sourced from public EPA / NPDES records and Klarifi analysis. Last updated April 2025.