Oppelo, City Of - Oppelo Municipal Sewage Treatment Plant
Francis Rd, Oppelo, AR 72110 · Conway County · Publicly Owned Treatment Works
- Average flow
- 0.0037 MGD
- Design flow
- 0.1 MGD
- NPDES permit
- AR0047643
- Effective
- Permit expires
- November 2026
- Population served
- 737
- CWNS 2022
Oppelo, City Of - Oppelo Municipal Sewage Treatment Plant is a publicly owned wastewater treatment works in Oppelo, Conway County, Arkansas treating an average of 0.0037 million gallons per day against a permitted design capacity of 0.1 MGD, serving about 737 residents. It discharges under NPDES permit AR0047643 (effective), which expires in November 2026, with 31 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Oppelo, City Of - Oppelo Municipal Sewage Treatment Plant.
Available with a free Klarifi account
See the full treatment train at Oppelo, City Of - Oppelo Municipal Sewage Treatment Plant: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 31
- Effluent violations
- 23
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Oppelo, City Of - Oppelo Municipal Sewage Treatment Plant.
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Atkins · 14 mi away
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Conway · 15 mi away
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Pottsville · 19 mi away
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Oppelo, City Of - Oppelo Municipal Sewage Treatment Plant: 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 July 24, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms