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Ponchatoula, City Of- Wastewater Treatment Facility

250' E Of Hwy 51 And I-55, PO Box 428, Ponchatoula, LA 70454 · Tangipahoa County · Publicly Owned Treatment Works

Average flow
1.54 MGD
Design flow
1.4 MGD
NPDES permit
LA0044695
Effective
Permit expires
January 2031
Population served
7,195
CWNS 2022

Ponchatoula, City Of- Wastewater Treatment Facility is a publicly owned wastewater treatment works in Ponchatoula, Tangipahoa County, Louisiana treating an average of 1.54 million gallons per day against a permitted design capacity of 1.4 MGD, serving about 7,195 residents. It discharges under NPDES permit LA0044695 (effective), which expires in January 2031, with 122 recorded violations in the last three years. EPA has recorded 7 formal enforcement actions naming the plant, the latest in September 2002.

Treatment technology

One treatment structure or unit process identified at Ponchatoula, City Of- Wastewater Treatment Facility.

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Compliance snapshot (last 3 years)

Total violations
122
Effluent violations
122

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 Ponchatoula, City Of- Wastewater Treatment Facility in EPA's ICIS system.

Formal actions
7
0 since FY2020
Penalties assessed
$31,000
all cases
Compliance actions
$429,000
required by EPA orders
EPA inspections
0
none on record

Latest case · Sep 2002

PONCHATOULA, THE CITY OF, A LOUISIANA MUNICIPALITY

Administrative order · CWA, NPDES Discharge without a Permit · Unilateral Administrative Order Without Adjudication

Source: EPA ECHO, civil enforcement case 06-2000-1018.

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Every action against Ponchatoula, City Of- Wastewater Treatment Facility with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.

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Key contacts

1 verified contact for Ponchatoula, City Of- Wastewater Treatment Facility, with validated emails and direct phone numbers.

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Names, validated emails and direct phone numbers for decision-makers at Ponchatoula, City Of- Wastewater Treatment Facility, plus the full compliance history and discharge data.

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Nearby wastewater treatment plants in Louisiana

Southwest Regional Stf

Hammond · 5 mi away

0.17 MGD

Hammond North STP

Hammond · 5 mi away

7.21 MGD

0.13 MGD

Village Of Albany

Albany · 11 mi away

0.00085 MGD

Ponchatoula, City Of- Wastewater Treatment Facility: 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 11, 2026.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · FOG · Equalization tank · all terms


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