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Clean Water Act discharge permit · NPDES LAG537045

GULF SOUTH PIPELINE COMPANY LLC - ARNAUDVILLE COMPRESSOR STATION, Arnaudville, LA: NPDES LAG537045 discharge permit, effluent exceedances, inspections, penalties

GULF SOUTH PIPELINE COMPANY LLC - ARNAUDVILLE COMPRESSOR STATION, held by Gulf South Pipeline Company LLC - Arnaudville Compressor Station, holds NPDES permit LAG537045. EPA’s file records it issued March 18, 2026 and expiring November 30, 2027.

GULF SOUTH PIPELINE COMPANY LLC - ARNAUDVILLE COMPRESSOR STATION, Arnaudville, Louisiana: Coverage under a general permit LAG537045, held by Gulf South Pipeline Company LLC - Arnaudville Compressor Station; Effective; issued March 18, 2026, term to November 30, 2027, by LDEQ.

  • pH: 2 limits, 0 violations of any kind, 0 effluent exceedances.
  • BOD, 5-day, 20 deg. C: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Solids, total suspended: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Flow, in conduit or thru treatment plant: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Coliform, fecal general: 1 limit, 0 violations of any kind, 0 effluent exceedances.

GULF SOUTH PIPELINE COMPANY LLC - ARNAUDVILLE COMPRESSOR STATION among its neighbors

EPA’s permit file holds 12 discharge permits in the Bayou Portage subwatershed (HUC 080801020701), LAG537045 among them. Its county holds 66, 5 of them major permits; LAG537045 is a minor permit.

Other permits in the Bayou Portage subwatershed (HUC 080801020701)

What the register holds for GULF SOUTH PIPELINE COMPANY LLC - ARNAUDVILLE COMPRESSOR STATION: its NPDES ID, its permit type and status, its dates, its address in Arnaudville, Louisiana, and 5 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES LAG537045.

Identity

Facility as filedGULF SOUTH PIPELINE COMPANY LLC - ARNAUDVILLE COMPRESSOR STATION
Permittee as filedGulf South Pipeline Company LLC - Arnaudville Compressor Station
NPDES IDLAG537045
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMarch 18, 2026
Expiration dateNovember 30, 2027
Issuing agencyLDEQ
AddressArnaudville, LA 70512
Receiving water impaired303(D) Listed
SubwatershedBayou Portage (HUC 080801020701)
SIC4922 – Natural Gas Transmission
Other EPA IDs (FRS)RCRA handler LAD125633438; ICIS-AIR source LA0000002209700029

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH200
BOD, 5-day, 20 deg. C100
Solids, total suspended100
Flow, in conduit or thru treatment plant100
Coliform, fecal general100

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES LAG537045.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES LAG537045.

Inspections

EPA’s inspection file holds no inspection for NPDES LAG537045.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES LAG537045.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

This public-records page covers Clean Water Act NPDES permit LAG537045, held by Gulf South Pipeline Company LLC - Arnaudville Compressor Station in Arnaudville, Louisiana, with an effective status and a minor discharger class of 5. The register lists 0 pollutants with an effluent exceedance and 5 pollutants under a numeric limit.