Medina Co Sd No 9 WWTP
Hinckley, OH · Medina County · Publicly Owned Treatment Works
- Average flow
- 0.004 MGD
- Design flow
- 0.01 MGD
- NPDES permit
- OH0043478
- Effective
- Permit expires
- November 2029
- Population served
- 66
- CWNS 2022
Medina Co Sd No 9 WWTP is a publicly owned wastewater treatment works in Hinckley, Medina County, Ohio treating an average of 0.004 million gallons per day against a permitted design capacity of 0.01 MGD, serving about 66 residents. Treatment on site includes aerated lagoons. It discharges under NPDES permit OH0043478 (effective), which expires in November 2029, with 1 recorded violation in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Aerated lagoons
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Compliance snapshot (last 3 years)
- Total violations
- 1
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Medina Co Sd No 9 WWTP.
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Nearby wastewater treatment plants in Ohio
Hinckley · 2 mi away
0.0042 MGD
Hinckley · 3 mi away
1.18 MGD
North Royalton · 6 mi away
1.62 MGD
Strongsville · 7 mi away
0.59 MGD
North Royalton · 8 mi away
0.32 MGD
Peninsula · 9 mi away
0.003 MGD
Strongsville · 9 mi away
0.61 MGD
Valley City · 10 mi away
5.85 MGD
Medina Co Sd No 9 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 April 5, 2025.