Willoughby-Eastlake Water Pollution Cont
221 Erie Road, Eastlake, OH 44095 · Lake County · Publicly Owned Treatment Works
- Average flow
- 5.93 MGD
- Design flow
- 9.5 MGD
- NPDES permit
- OH0028126
- Expired
- Permit expires
- September 2025
- Population served
- 42,529
- CWNS 2022
Willoughby-Eastlake Water Pollution Cont is a publicly owned wastewater treatment works in Eastlake, Lake County, Ohio treating an average of 5.93 million gallons per day against a permitted design capacity of 9.5 MGD, serving about 42,529 residents. It discharges under NPDES permit OH0028126 (expired), which expires in September 2025, with 82 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Willoughby-Eastlake Water Pollution Cont.
Available with a free Klarifi account
See the full treatment train at Willoughby-Eastlake Water Pollution Cont: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 82
- Effluent violations
- 6
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Willoughby-Eastlake Water Pollution Cont, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Willoughby-Eastlake Water Pollution Cont, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Ohio
Kirtland · 5 mi away
0.01 MGD
Mentor · 6 mi away
14.71 MGD
Kirtland · 6 mi away
0.02 MGD
Euclid · 6 mi away
18.11 MGD
Kirtland · 7 mi away
0.02 MGD
Chesterland · 8 mi away
0.0076 MGD
Painesville · 10 mi away
3.16 MGD
Gates Mills · 10 mi away
0.005 MGD
Willoughby-Eastlake Water Pollution Cont: 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 April 6, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms