Mackinaw City WWTP
Mackinaw City, MI · Cheboygan County · Publicly Owned Treatment Works
- Average flow
- 0.37 MGD
- Design flow
- —
- NPDES permit
- 3602342952
- ADC
- Permit expires
- April 2025
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 2
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Mackinaw City
| Project | Budget | Years |
|---|---|---|
| Replacement of Force Main 11340ft | $1,200,000 | 2029–2029 |
| Sanitary Sewer Rehabilitation Phase I (2) | $850,000 | 2025–2025 |
| Water Transmission Improvements | $750,000 | 2025–2025 |
| Wastewater Treatment Plant Upgrades (2) | $600,000 | 2025–2025 |
| Sanitary Sewer Rehabilitation Phase II | $450,000 | 2029–2029 |
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
Contacts for Mackinaw City WWTP are available in the Klarifi platform.
Unlock contacts for this facility
Names, validated emails and direct phone numbers for decision-makers at Mackinaw City WWTP — plus full compliance history and discharge data.
Try Klarifi freeData sourced from public EPA / NPDES records and Klarifi analysis. Last updated April 2025.