Collins WWTF
1353 North Hwy 13, Collins, MO 64738 · Saint Clair County · Publicly Owned Treatment Works
- Average flow
- 0.01 MGD
- Design flow
- —
- NPDES permit
- MO0103756
- Effective
- Permit expires
- January 2031
- Population served
- 235
- CWNS 2022
Collins WWTF is a publicly owned wastewater treatment works in Collins, Saint Clair County, Missouri treating an average of 0.01 million gallons per day, serving about 235 residents. It discharges under NPDES permit MO0103756 (effective), which expires in January 2031, with 38 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Collins WWTF.
Available with a free Klarifi account
See the full treatment train at Collins WWTF: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 38
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Collins WWTF.
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Nearby wastewater treatment plants in Missouri
Weaubleau · 4 mi away
0.08 MGD
Humansville · 8 mi away
0.26 MGD
Flemington · 10 mi away
0.003 MGD
Osceola · 11 mi away
0.13 MGD
Stockton · 16 mi away
0.28 MGD
Lowry City · 17 mi away
0.07 MGD
Hermitage · 17 mi away
0.06 MGD
Fair Play · 20 mi away
0.26 MGD
Collins 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 February 11, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms