Deckerville Wwsl
1/4 Mile N Of Black River St, Deckerville, MI 48427 · Sanilac County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- —
- NPDES permit
- MIG580306
- Administratively continued
- Permit expires
- April 2024
- Population served
- 920
- CWNS 2022
Deckerville Wwsl is a publicly owned wastewater treatment plant in Deckerville, Sanilac County, Michigan, serving about 920 residents. It discharges under NPDES permit MIG580306 (administratively continued), which expires in April 2024, with 15 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Deckerville Wwsl.
Available with a free Klarifi account
See the full treatment train at Deckerville Wwsl: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 15
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Deckerville Wwsl, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Deckerville Wwsl, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Michigan
Sandusky · 8 mi away
0.69 MGD
Carsonville · 9 mi away
0.78 MGD
Minden City · 10 mi away
0.55 MGD
Snover · 12 mi away
0.81 MGD
Forestville · 12 mi away
0.85 MGD
Port Sanilac · 13 mi away
1 MGD
Peck · 18 mi away
0.87 MGD
Croswell · 20 mi away
0.46 MGD
Deckerville 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 September 2, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Filter press · FOG · all terms