Sccpwsd #2 New Melle WWTP
New Melle, MO 63365 · Saint Charles County · Publicly Owned Treatment Works
- Average flow
- 0.01 MGD
- Design flow
- —
- NPDES permit
- MO0115461
- Administratively continued
- Permit expires
- September 2024
- Population served
- 428
- CWNS 2022
Sccpwsd #2 New Melle WWTP is a publicly owned wastewater treatment works in New Melle, Saint Charles County, Missouri treating an average of 0.01 million gallons per day, serving about 428 residents. It discharges under NPDES permit MO0115461 (administratively continued), which expires in September 2024, with 0 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Sccpwsd #2 New Melle WWTP.
Available with a free Klarifi account
See the full treatment train at Sccpwsd #2 New Melle 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 Sccpwsd #2 New Melle WWTP.
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Nearby wastewater treatment plants in Missouri
New Melle · 1 mi away
0.0033 MGD
Wentzville · 3 mi away
0.74 MGD
Wentzville · 4 mi away
0.02 MGD
Wentzville · 5 mi away
0.01 MGD
Foristell · 8 mi away
0.01 MGD
Augusta · 9 mi away
0.01 MGD
St. Charles · 9 mi away
0.0087 MGD
Augusta · 10 mi away
0.03 MGD
Sccpwsd #2 New Melle 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 January 30, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms