Northwest Arkansas Conservation Authority -Regional WWTP
11579 Snavely Road, Bentonville, AR 72712 · Benton County · Publicly Owned Treatment Works
- Average flow
- 3.99 MGD
- Design flow
- —
- NPDES permit
- AR0050024
- Effective
- Permit expires
- December 2026
- Population served
- 29,333
- CWNS 2022
Northwest Arkansas Conservation Authority -Regional WWTP is a publicly owned wastewater treatment works in Bentonville, Benton County, Arkansas treating an average of 3.99 million gallons per day, serving about 29,333 residents. It discharges under NPDES permit AR0050024 (effective), which expires in December 2026, with 160 recorded violations in the last three years.
Treatment technology
3 treatment structures and unit processes identified at Northwest Arkansas Conservation Authority -Regional WWTP.
Available with a free Klarifi account
See the full treatment train at Northwest Arkansas Conservation Authority -Regional WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 160
- Effluent violations
- 144
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Northwest Arkansas Conservation Authority -Regional WWTP, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Northwest Arkansas Conservation Authority -Regional WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Arkansas
Fayetteville · 12 mi away
10.18 MGD
Gentry · 13 mi away
0.61 MGD
Fayetteville · 15 mi away
6.32 MGD
Gravette · 16 mi away
0.2 MGD
Pea Ridge · 19 mi away
0.64 MGD
Prairie Grove · 20 mi away
—
Sulphur Springs · 21 mi away
0.01 MGD
Lincoln · 21 mi away
0.54 MGD
Northwest Arkansas Conservation Authority -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 26, 2026; facility record last updated April 23, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Activated sludge · Oxidation ditch · all terms