Leachville WWTP
100 Leigh St, Leachville, AR 72438 · Mississippi County · Publicly Owned Treatment Works
- Average flow
- 0.11 MGD
- Design flow
- 0.23 MGD
- NPDES permit
- AR0022012
- Expired
- Permit expires
- January 2026
- Population served
- 2,055
- CWNS 2022
Leachville WWTP is a publicly owned wastewater treatment works in Leachville, Mississippi County, Arkansas treating an average of 0.11 million gallons per day against a permitted design capacity of 0.23 MGD, serving about 2,055 residents. It discharges under NPDES permit AR0022012 (expired), which expires in January 2026, with 7 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Leachville WWTP.
Available with a free Klarifi account
See the full treatment train at Leachville WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 7
- Effluent violations
- 7
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Leachville WWTP.
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Nearby wastewater treatment plants in Arkansas
Manila · 5 mi away
0.21 MGD
Caraway · 12 mi away
0.05 MGD
Lake City · 13 mi away
0.34 MGD
Etowah · 14 mi away
0.02 MGD
Gosnell · 15 mi away
0.13 MGD
Blytheville · 17 mi away
0.84 MGD
Brookland · 18 mi away
0.24 MGD
Marmaduke · 18 mi away
0.18 MGD
Leachville 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 July 24, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Sludge dewatering · Biological nutrient removal · all terms