Shelby WWTP
Shelby, OH · Richland County · Publicly Owned Treatment Works
- Average flow
- 1.42 MGD
- Design flow
- 2.5 MGD
- NPDES permit
- OH0023540
- Effective
- Permit expires
- October 2029
- Population served
- 9,282
- CWNS 2022
Shelby WWTP is a publicly owned wastewater treatment works in Shelby, Richland County, Ohio treating an average of 1.42 million gallons per day against a permitted design capacity of 2.5 MGD, serving about 9,282 residents. Treatment on site includes clarifiers, uncovered lagoons, biogas silos. It discharges under NPDES permit OH0023540 (effective), which expires in October 2029, with 167 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
- 167
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Shelby WWTP, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Shelby WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Ohio
Shiloh · 5 mi away
0.09 MGD
Plymouth · 7 mi away
0.18 MGD
Willard · 9 mi away
0.0048 MGD
Willard · 9 mi away
0.001 MGD
Crestline · 10 mi away
0.4 MGD
Greenwich · 11 mi away
—
Willard · 12 mi away
1 MGD
New Washington · 12 mi away
—
Shelby 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 May 7, 2025.