Grand Ledge WWTP
Grand Ledge, MI · Eaton County · Publicly Owned Treatment Works
- Average flow
- 0.77 MGD
- Design flow
- —
- NPDES permit
- MI0020800
- Effective
- Permit expires
- October 2027
- Population served
- 7,963
- CWNS 2022
Grand Ledge WWTP is a publicly owned wastewater treatment works in Grand Ledge, Eaton County, Michigan treating an average of 0.77 million gallons per day, serving about 7,963 residents. Treatment on site includes clarifiers. It discharges under NPDES permit MI0020800 (effective), which expires in October 2027, with 37 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Compliance snapshot (last 3 years)
- Total violations
- 37
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Grand Ledge
Grand Ledge's capital improvement plan lists 16 water, sewer and wastewater line items worth $88M starting 2025–2029. The largest budgeted items are shown here.
All water and sewer capital projects in Grand Ledge →
| Project | Budget | Years |
|---|---|---|
| Wastewater Treatment Plant Expansion | $55,000,000 | 2025–2025 |
| Iron Removal Plant Replacement | $20,329,000 | 2025–2025 |
| Raw Water Main | $4,320,000 | 2025–2025 |
| Watermain ‐River Crossing | $3,000,000 | 2027–2027 |
| Inflow and Infiltration Reduction | $941,000 | 2025–2026 |
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
10 verified contacts for Grand Ledge WWTP, with validated emails and direct phone numbers.
Unlock 10 verified contacts (7 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Grand Ledge WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Michigan
Lansing · 6 mi away
3.87 MGD
Potterville · 9 mi away
—
Lansing · 9 mi away
10.06 MGD
Dimondale · 9 mi away
0.17 MGD
De Witt · 9 mi away
2.05 MGD
East Lansing · 13 mi away
9.13 MGD
Holt · 13 mi away
1.85 MGD
Charlotte · 15 mi away
0.83 MGD
Grand Ledge WWTP: 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 September 11, 2026; facility record last updated May 19, 2025.