Rolla Pws-Well 4 - E 10th St
1801 Hwy 72 East, Rolla, MO 65401 · Phelps County · Publicly Owned Treatment Works
- Average flow
- 3.4 MGD
- Design flow
- —
- NPDES permit
- MO0050652
- Administratively continued
- Permit expires
- June 2023
- Population served
- 47,650
- CWNS 2022
Rolla Pws-Well 4 - E 10th St is a publicly owned wastewater treatment plant in Rolla, Phelps County, Missouri treating an average of 3.4 million gallons per day, serving about 47,650 residents. It discharges under NPDES permit MO0050652 (administratively continued), which expires in June 2023, with 0 recorded violations in the last three years.
Treatment technology
7 treatment structures and unit processes identified at Rolla Pws-Well 4 - E 10th St.
Available with a free Klarifi account
See the full treatment train at Rolla Pws-Well 4 - E 10th St: 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.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Rolla Pws-Well 4 - E 10th St in EPA's ICIS system.
- Formal actions
- 0
- none on record
- EPA inspections
- 1
- latest May 2022
No formal federal enforcement case is on record for this plant.
Full case history with a free Klarifi account
Every action against Rolla Pws-Well 4 - E 10th St with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Rolla Pws-Well 4 - E 10th St.
No verified contacts on file yet
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Nearby wastewater treatment plants in Missouri
Rolla · 1 mi away
0.00075 MGD
Rolla · 2 mi away
0.0049 MGD
Rolla · 2 mi away
0.0045 MGD
Rolla · 2 mi away
0.0059 MGD
Rolla · 2 mi away
0.004 MGD
Rolla · 2 mi away
0.0038 MGD
Rolla · 3 mi away
0.0044 MGD
Rolla · 3 mi away
0.0039 MGD
Rolla Pws-Well 4 - E 10th St: 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 May 20, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms