Lagrange WPCP
Lagrange, OH · Lorain County · Publicly Owned Treatment Works
- Average flow
- 0.29 MGD
- Design flow
- 0.72 MGD
- NPDES permit
- OH0046221
- Effective
- Permit expires
- February 2029
- Population served
- 2,595
- CWNS 2022
Lagrange WPCP is a publicly owned wastewater treatment works in Lagrange, Lorain County, Ohio treating an average of 0.29 million gallons per day against a permitted design capacity of 0.72 MGD, serving about 2,595 residents. Treatment on site includes clarifiers, aerated lagoons, uncovered lagoons, carrousels / oxidation ditches. It discharges under NPDES permit OH0046221 (effective), which expires in February 2029, with 44 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Aerated lagoons
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Uncovered lagoons
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Carrousels / oxidation ditches
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Compliance snapshot (last 3 years)
- Total violations
- 44
- Effluent violations
- 43
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Lagrange WPCP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Lagrange WPCP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Ohio
Grafton · 4 mi away
0.62 MGD
Oberlin · 4 mi away
0.00099 MGD
Oberlin · 5 mi away
1.05 MGD
Grafton · 6 mi away
0.03 MGD
Wellington · 7 mi away
0.35 MGD
Elyria · 8 mi away
0.06 MGD
Wellington · 9 mi away
0.0033 MGD
Spencer · 9 mi away
0.03 MGD
Lagrange WPCP: 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 September 11, 2026; facility record last updated May 24, 2025.