Loudonville WWTP
Loudonville, OH · Ashland County · Publicly Owned Treatment Works
- Average flow
- 0.2 MGD
- Design flow
- 1.2 MGD
- NPDES permit
- OH0030996
- Effective
- Permit expires
- October 2030
- Population served
- —
- CWNS 2022
Loudonville WWTP is a publicly owned wastewater treatment works in Loudonville, Ashland County, Ohio treating an average of 0.2 million gallons per day against a permitted design capacity of 1.2 MGD. Treatment on site includes clarifiers, aerated lagoons. It discharges under NPDES permit OH0030996 (effective), which expires in October 2030, with 43 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
- 43
- Effluent violations
- 7
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Loudonville WWTP, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Loudonville WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Ohio
Perrysville · 3 mi away
0.05 MGD
Millersburg · 3 mi away
0.0045 MGD
Perrysville · 4 mi away
0.0022 MGD
Ashland · 5 mi away
0.0058 MGD
Perrysville · 5 mi away
0.00037 MGD
Butler · 10 mi away
0.25 MGD
Lucas · 11 mi away
0.07 MGD
Millersburg · 12 mi away
0.0073 MGD
Loudonville 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 November 15, 2025.