Montezuma Club Island WWTP
6590 Guadalupe Rd, Celina, OH 45822 · Mercer County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.7 MGD
- NPDES permit
- OH0078441
- Effective
- Permit expires
- January 2028
- Population served
- 327
- CWNS 2022
Montezuma Club Island WWTP is a publicly owned wastewater treatment works in Celina, Mercer County, Ohio, serving about 327 residents. It discharges under NPDES permit OH0078441 (effective), which expires in January 2028, with 0 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Montezuma Club Island WWTP.
Available with a free Klarifi account
See the full treatment train at Montezuma Club Island WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Montezuma Club Island WWTP.
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Nearby wastewater treatment plants in Ohio
Coldwater · 4 mi away
1.13 MGD
Celina · 4 mi away
2.01 MGD
St Henry · 5 mi away
1.79 MGD
Chickasaw · 5 mi away
0.71 MGD
Celina · 6 mi away
—
Celina · 7 mi away
0.05 MGD
St. Marys · 9 mi away
0.0017 MGD
New Bremen · 9 mi away
0.8 MGD
Montezuma Club Island 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 October 10, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Activated sludge · Oxidation ditch · all terms