Shannon Hills WWTP
Shannon Hills, AR · Saline County · Publicly Owned Treatment Works
- Average flow
- 0.27 MGD
- Design flow
- 0.64 MGD
- NPDES permit
- AR0050636
- Effective
- Permit expires
- August 2027
- Population served
- 4,490
- CWNS 2022
Shannon Hills WWTP is a publicly owned wastewater treatment works in Shannon Hills, Saline County, Arkansas treating an average of 0.27 million gallons per day against a permitted design capacity of 0.64 MGD, serving about 4,490 residents. Treatment on site includes aerated lagoons, uncovered lagoons. It discharges under NPDES permit AR0050636 (effective), which expires in August 2027, with 39 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
- 39
- Effluent violations
- 39
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Shannon Hills WWTP.
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Nearby wastewater treatment plants in Arkansas
Mabelvale · 1 mi away
0.004 MGD
Alexander · 4 mi away
0.11 MGD
Bauxite · 7 mi away
0.03 MGD
Little Rock · 8 mi away
0.0097 MGD
Little Rock · 9 mi away
—
Wrightsville · 11 mi away
0.46 MGD
Benton · 12 mi away
3.84 MGD
North Little Rock · 13 mi away
2.45 MGD
Shannon Hills 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 24, 2026.