Smithville WWTP
485 Northeast St, Smithville, OH 44677 · Wayne County · Publicly Owned Treatment Works
- Average flow
- 0.31 MGD
- Design flow
- 0.28 MGD
- NPDES permit
- OH0021971
- Effective
- Permit expires
- December 2026
- Population served
- 1,346
- CWNS 2022
Smithville WWTP is a publicly owned wastewater treatment works in Smithville, Wayne County, Ohio treating an average of 0.31 million gallons per day against a permitted design capacity of 0.28 MGD, serving about 1,346 residents. It discharges under NPDES permit OH0021971 (effective), which expires in December 2026, with 11 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Smithville WWTP.
Available with a free Klarifi account
See the full treatment train at Smithville WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 11
- Effluent violations
- 11
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Smithville WWTP, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Smithville WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Ohio
Smithville · 2 mi away
0.0004 MGD
Wooster · 4 mi away
0.0047 MGD
Orrville · 5 mi away
2.31 MGD
Marshallville · 7 mi away
0.09 MGD
Wooster · 7 mi away
0.07 MGD
Apple Creek · 7 mi away
0.18 MGD
Wooster · 7 mi away
6 MGD
Dalton · 8 mi away
0.01 MGD
Smithville 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 October 26, 2026; facility record last updated November 29, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Filter press · FOG · all terms