Carson City Wwsl
8501 Garlock Road, Carson City, MI 48811 · Montcalm County · Publicly Owned Treatment Works
- Average flow
- 1.91 MGD
- Design flow
- —
- NPDES permit
- MI0020192
- Effective
- Permit expires
- October 2029
- Population served
- 1,070
- CWNS 2022
Carson City Wwsl is a publicly owned wastewater treatment plant in Carson City, Montcalm County, Michigan treating an average of 1.91 million gallons per day, serving about 1,070 residents. It discharges under NPDES permit MI0020192 (effective), which expires in October 2029, with 5 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Carson City Wwsl.
Available with a free Klarifi account
See the full treatment train at Carson City Wwsl: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 5
- 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 Carson City
Carson City's capital improvement plan lists 1 water, sewer and wastewater line items worth $150K starting 2025–2025. The largest budgeted items are shown here.
| Project | Budget | Years |
|---|---|---|
| Water Tower Repainting ‐ Inside | $150,000 | 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
Decision-makers at Carson City Wwsl.
No verified contacts on file yet
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Nearby wastewater treatment plants in Michigan
Crystal · 6 mi away
0.02 MGD
Perrinton · 8 mi away
1.92 MGD
Sheridan · 10 mi away
1.38 MGD
Maple Rapids · 10 mi away
0.91 MGD
Muir · 13 mi away
—
Fowler · 13 mi away
—
Orleans · 15 mi away
0.8 MGD
Ithaca · 16 mi away
2.58 MGD
Carson City Wwsl: 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 19, 2026; facility record last updated May 7, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms