Npsd Interim Saline Creek Regional WWTP
555 13th St, Fenton, MO 63026 · Jefferson County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- —
- NPDES permit
- MO0128490
- Administratively continued
- Permit expires
- June 2023
- Population served
- 888
- CWNS 2022
Npsd Interim Saline Creek Regional WWTP is a publicly owned wastewater treatment works in Fenton, Jefferson County, Missouri, serving about 888 residents. It discharges under NPDES permit MO0128490 (administratively continued), which expires in June 2023, with 0 recorded violations in the last three years.
Treatment technology
8 treatment structures and unit processes identified at Npsd Interim Saline Creek Regional WWTP.
Available with a free Klarifi account
See the full treatment train at Npsd Interim Saline Creek Regional 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 Npsd Interim Saline Creek Regional WWTP.
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Nearby wastewater treatment plants in Missouri
Fenton · 2 mi away
0.0022 MGD
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4.04 MGD
Valley Park · 5 mi away
12.6 MGD
High Ridge · 6 mi away
0.02 MGD
House Springs · 6 mi away
0.06 MGD
High Ridge · 6 mi away
0.0041 MGD
House Springs · 7 mi away
0.005 MGD
House Springs · 7 mi away
0.0033 MGD
Npsd Interim Saline Creek Regional 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 5, 2026; facility record last updated May 20, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms