Austin WWTP
Austin, AR · Lonoke County · Publicly Owned Treatment Works
- Average flow
- 0.12 MGD
- Design flow
- 0.14 MGD
- NPDES permit
- AR0038369
- Administratively continued
- Permit expires
- January 2024
- Population served
- 3,471
- CWNS 2022
Austin WWTP is a publicly owned wastewater treatment works in Austin, Lonoke County, Arkansas treating an average of 0.12 million gallons per day against a permitted design capacity of 0.14 MGD, serving about 3,471 residents. Treatment on site includes aerated lagoons, uncovered lagoons. It discharges under NPDES permit AR0038369 (administratively continued), which expires in January 2024, with 115 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 115
- Effluent violations
- 75
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Austin WWTP.
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Nearby wastewater treatment plants in Arkansas
Ward · 1 mi away
0.34 MGD
Cabot · 6 mi away
0.02 MGD
Beebe · 6 mi away
0.74 MGD
Vilonia · 11 mi away
0.41 MGD
Mcrae · 12 mi away
0.04 MGD
Jacksonville · 14 mi away
3 MGD
Lonoke · 15 mi away
0.006 MGD
Gravel Ridge · 15 mi away
0.3 MGD
Austin 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 September 11, 2026; facility record last updated July 25, 2026.