Oxford WWTP
Oxford, OH · Butler County · Publicly Owned Treatment Works
- Average flow
- 2.04 MGD
- Design flow
- 4.2 MGD
- NPDES permit
- OH0026930
- Effective
- Permit expires
- December 2028
- Population served
- 23,192
- CWNS 2022
Oxford WWTP is a publicly owned wastewater treatment works in Oxford, Butler County, Ohio treating an average of 2.04 million gallons per day against a permitted design capacity of 4.2 MGD, serving about 23,192 residents. Treatment on site includes clarifiers, uncovered lagoons, carrousels / oxidation ditches, biogas silos. It discharges under NPDES permit OH0026930 (effective), which expires in December 2028, with 5 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Uncovered lagoons
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Carrousels / oxidation ditches
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Biogas silos
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Compliance snapshot (last 3 years)
- Total violations
- 5
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Oxford
Oxford's capital improvement plan lists 57 water, sewer and wastewater line items worth $26M starting 2025–2029. The largest budgeted items are shown here.
All water and sewer capital projects in Oxford →
| Project | Budget | Years |
|---|---|---|
| Water Treatment Plant Improvements*(1) | $8,935,000 | 2025–2025 |
| Biotower Media Replacement*(2) | $5,700,000 | 2025–2025 |
| Repair Concrete primary tanks and replace new drive, rake arms, walkways and hardware (3) | $2,500,000 | 2026–2026 |
| New Raw Water Well #9 | $1,000,000 | 2029–2029 |
| Water System Improvements | $500,000 | 2025–2029 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
3 verified contacts for Oxford WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Oxford WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Ohio
Somerville · 4 mi away
0.0033 MGD
College Corner · 6 mi away
0.02 MGD
Hamilton · 8 mi away
0.18 MGD
Camden · 10 mi away
0.13 MGD
New Miami · 10 mi away
0.16 MGD
Hamilton · 11 mi away
0.0087 MGD
Hamilton · 12 mi away
5.26 MGD
Fairfield · 12 mi away
3.88 MGD
Oxford 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 24, 2025.