Meridian POTW
2304 Hwy 11 South, Meridian, MS 39307 · Lauderdale County · Publicly Owned Treatment Works
- Average flow
- 7.57 MGD
- Design flow
- 13 MGD
- NPDES permit
- MS0020117
- Effective
- Permit expires
- October 2030
- Population served
- —
- CWNS 2022
Meridian POTW is a publicly owned wastewater treatment works in Meridian, Lauderdale County, Mississippi treating an average of 7.57 million gallons per day against a permitted design capacity of 13 MGD. It discharges under NPDES permit MS0020117 (effective), which expires in October 2030, with 39 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in August 2019.
Treatment technology
3 treatment structures and unit processes identified at Meridian POTW.
Available with a free Klarifi account
See the full treatment train at Meridian POTW: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 39
- Effluent violations
- 35
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Meridian POTW in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Penalties assessed
- $276,000
- all cases
- Compliance actions
- $35M
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Aug 2019
MERIDIAN, MISSISSIPPI, CITY OF
Judicial case · CWA, NPDES Discharge without a Permit · Final Order With Penalty · Penalty $276,000 · Compliance actions $35M
Source: EPA ECHO, civil enforcement case 04-2014-9009.
Full case history with a free Klarifi account
Every action against Meridian POTW with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
1 verified contact for Meridian POTW, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Meridian POTW, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Mississippi
Quitman · 21 mi away
—
Conehatta · 32 mi away
0.04 MGD
Shubuta · 34 mi away
—
Conehatta · 34 mi away
0.03 MGD
Philadelphia · 37 mi away
0.11 MGD
Bay Springs · 39 mi away
0.96 MGD
Philadelphia · 41 mi away
0.56 MGD
Philadelphia · 43 mi away
0.17 MGD
Meridian POTW: 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 August 6, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Tertiary treatment · Significant industrial user · all terms