Unionville North WWTF
North 10th Street, Unionville, MO 63565 · Putnam County · Publicly Owned Treatment Works
- Average flow
- 0.09 MGD
- Design flow
- —
- NPDES permit
- MO0054569
- Effective
- Permit expires
- April 2029
- Population served
- 1,100
- CWNS 2022
Unionville North WWTF is a publicly owned wastewater treatment works in Unionville, Putnam County, Missouri treating an average of 0.09 million gallons per day, serving about 1,100 residents. It discharges under NPDES permit MO0054569 (effective), which expires in April 2029, with 50 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Unionville North WWTF.
Available with a free Klarifi account
See the full treatment train at Unionville North WWTF: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 50
- Effluent violations
- 34
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Unionville North WWTF.
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Nearby wastewater treatment plants in Missouri
Unionville · 1 mi away
0.11 MGD
Green City · 16 mi away
—
Green Castle · 17 mi away
0.04 MGD
Milan · 21 mi away
0.4 MGD
Novinger · 23 mi away
0.0054 MGD
Queen City · 24 mi away
0.0071 MGD
Lancaster · 26 mi away
0.07 MGD
Mercer · 28 mi away
0.03 MGD
Unionville North WWTF: 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 14, 2024.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Anaerobic digester · Lift station · all terms