Willow Springs WWTP
County Rd 5640, Willow Springs, MO 65793 · Howell County · Publicly Owned Treatment Works
- Average flow
- 0.42 MGD
- Design flow
- —
- NPDES permit
- MO0102288
- Effective
- Permit expires
- April 2030
- Population served
- 2,100
- CWNS 2022
Willow Springs WWTP is a publicly owned wastewater treatment works in Willow Springs, Howell County, Missouri treating an average of 0.42 million gallons per day, serving about 2,100 residents. It discharges under NPDES permit MO0102288 (effective), which expires in April 2030, with 3 recorded violations in the last three years.
Treatment technology
4 treatment structures and unit processes identified at Willow Springs WWTP.
Available with a free Klarifi account
See the full treatment train at Willow Springs WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 3
- Effluent violations
- 3
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Willow Springs WWTP.
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Nearby wastewater treatment plants in Missouri
Cabool · 14 mi away
0.83 MGD
Mountain View · 15 mi away
0.42 MGD
West Plains · 18 mi away
1.48 MGD
Summersville · 20 mi away
0.04 MGD
Mountain Grove · 22 mi away
0.44 MGD
Birch Tree · 25 mi away
0.07 MGD
Houston · 25 mi away
0.47 MGD
Raymondville · 27 mi away
0.03 MGD
Willow Springs 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 12, 2026; facility record last updated August 14, 2024.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Filter press · FOG · all terms