Rockwood WWTP
33653 Swallow Drive, Rockwood, MI 48173 · Wayne County · Publicly Owned Treatment Works
- Average flow
- 0.33 MGD
- Design flow
- —
- NPDES permit
- MI0021181
- Effective
- Permit expires
- October 2028
- Population served
- 1,484
- CWNS 2022
Rockwood WWTP is a publicly owned wastewater treatment works in Rockwood, Wayne County, Michigan treating an average of 0.33 million gallons per day, serving about 1,484 residents. It discharges under NPDES permit MI0021181 (effective), which expires in October 2028, with 26 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Rockwood WWTP.
Available with a free Klarifi account
See the full treatment train at Rockwood WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 26
- Effluent violations
- 9
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
3 verified contacts for Rockwood WWTP, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Rockwood WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Michigan
Newport · 5 mi away
0.62 MGD
Grosse Ile · 6 mi away
1.64 MGD
Carleton · 7 mi away
0.44 MGD
Wyandotte · 10 mi away
34.9 MGD
Wyandotte · 10 mi away
33.91 MGD
Monroe · 13 mi away
10.37 MGD
Maybee · 14 mi away
1.1 MGD
Inkster · 17 mi away
1.6 MGD
Rockwood 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 October 26, 2026; facility record last updated March 12, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms