Hamilton Water Reclamation Facility
2451 River Road, Hamilton, OH 45015 · Butler County · Publicly Owned Treatment Works
- Average flow
- 8.62 MGD
- Design flow
- 32 MGD
- NPDES permit
- OH0025445
- Effective
- Permit expires
- October 2026
- Population served
- 64,583
- CWNS 2022
Hamilton Water Reclamation Facility is a publicly owned wastewater treatment works in Hamilton, Butler County, Ohio treating an average of 8.62 million gallons per day against a permitted design capacity of 32 MGD, serving about 64,583 residents. It discharges under NPDES permit OH0025445 (effective), which expires in October 2026, with 7 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Hamilton Water Reclamation Facility.
Available with a free Klarifi account
See the full treatment train at Hamilton Water Reclamation Facility: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 7
- Effluent violations
- 7
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
3 verified contacts for Hamilton Water Reclamation Facility, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Hamilton Water Reclamation Facility, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Ohio
Fairfield · 1 mi away
5.55 MGD
Hamilton · 4 mi away
0.41 MGD
New Miami · 5 mi away
0.23 MGD
Ross · 5 mi away
0.18 MGD
Cincinnati · 6 mi away
0.05 MGD
Hamilton · 6 mi away
0.0036 MGD
Hamilton · 6 mi away
0.01 MGD
Cincinnati · 7 mi away
0.0000091 MGD
Hamilton Water Reclamation Facility: 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 August 13, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Significant industrial user · WWTP · all terms