Lima WWTP
Lima, OH · Allen County · Publicly Owned Treatment Works
- Average flow
- 11.44 MGD
- Design flow
- 18.5 MGD
- NPDES permit
- OH0026069
- Effective
- Permit expires
- June 2028
- Population served
- 37,907
- CWNS 2022
Lima WWTP is a publicly owned wastewater treatment works in Lima, Allen County, Ohio treating an average of 11.44 million gallons per day against a permitted design capacity of 18.5 MGD, serving about 37,907 residents. Treatment on site includes aerated lagoons, uncovered lagoons, cooling towers. It discharges under NPDES permit OH0026069 (effective), which expires in June 2028, with 35 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 35
- Effluent violations
- 29
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
3 verified contacts for Lima WWTP, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Lima WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Ohio
Lima · 2 mi away
0.96 MGD
Cridersville · 4 mi away
0.17 MGD
Lima · 5 mi away
0.74 MGD
Elida · 5 mi away
0.58 MGD
Elida · 7 mi away
0.25 MGD
Wapakoneta · 7 mi away
0.00051 MGD
Uniopolis · 8 mi away
0.0062 MGD
Wapakoneta · 8 mi away
0.0031 MGD
Lima 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 September 11, 2026; facility record last updated March 7, 2025.