Dryden WWTP
5643 Dryden Rd, Dryden, MI 48428 · Lapeer County · Publicly Owned Treatment Works
- Average flow
- 0.98 MGD
- Design flow
- —
- NPDES permit
- MIG580437
- Effective
- Permit expires
- April 2029
- Population served
- 804
- CWNS 2022
Dryden WWTP is a publicly owned wastewater treatment works in Dryden, Lapeer County, Michigan treating an average of 0.98 million gallons per day, serving about 804 residents. It discharges under NPDES permit MIG580437 (effective), which expires in April 2029, with 66 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Dryden WWTP.
Available with a free Klarifi account
See the full treatment train at Dryden WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 66
- Effluent violations
- 5
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Dryden WWTP.
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in Michigan
Almont · 6 mi away
0.35 MGD
Imlay City · 7 mi away
0.34 MGD
Metamora · 7 mi away
0.45 MGD
Lapeer · 11 mi away
0.47 MGD
Lapeer · 11 mi away
1.17 MGD
Capac · 12 mi away
1.61 MGD
Romeo · 13 mi away
0.77 MGD
Armada · 16 mi away
0.16 MGD
Dryden 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 19, 2026; facility record last updated March 15, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Filter press · FOG · all terms