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Clean Water Act discharge permit · NPDES LAR05Q272

AIRGAS NITROGEN SERVICES LLC - LAKE CHARLES FACILITY, Lake Charles, LA: NPDES LAR05Q272 discharge permit, effluent exceedances, inspections, penalties

AIRGAS NITROGEN SERVICES LLC - LAKE CHARLES FACILITY holds NPDES permit LAR05Q272. EPA’s file records it issued May 5, 2023 and expiring October 26, 2026.

AIRGAS NITROGEN SERVICES LLC - LAKE CHARLES FACILITY, Lake Charles, Louisiana: Coverage under a general permit LAR05Q272; Industrial stormwater; Effective; issued May 5, 2023, term to October 26, 2026.

Louisiana holds 216 Industrial stormwater coverages of this permit type in EPA’s file; 92 were issued before LAR05Q272.

Coverages issued nearest LAR05Q272

AIRGAS NITROGEN SERVICES LLC - LAKE CHARLES FACILITY among its neighbors

EPA’s permit file holds 18 discharge permits in the English Bayou subwatershed (HUC 080802030706), LAR05Q272 among them. Its county holds 299, 28 of them major permits; LAR05Q272 is a minor permit.

Other permits in the English Bayou subwatershed (HUC 080802030706)

What the register holds for AIRGAS NITROGEN SERVICES LLC - LAKE CHARLES FACILITY: its NPDES ID, its permit type and status, its dates, its address in Lake Charles, Louisiana. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES LAR05Q272.

Identity

Facility as filedAIRGAS NITROGEN SERVICES LLC - LAKE CHARLES FACILITY
Permittee as filedAIRGAS NITROGEN SERVICES LLC - LAKE CHARLES FACILITY
NPDES IDLAR05Q272
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedMay 5, 2023
Expiration dateOctober 26, 2026
AddressLake Charles, LA 70615
Receiving water impaired303(D) Listed
SubwatershedEnglish Bayou (HUC 080802030706)
SIC1389 – Oil And Gas Field Services

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES LAR05Q272.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES LAR05Q272.

Inspections

EPA’s inspection file holds no inspection for NPDES LAR05Q272.

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 LAR05Q272.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, LAR05Q272.

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  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
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Nearby on the register

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

What this page shows

The AIRGAS NITROGEN SERVICES LLC - LAKE CHARLES FACILITY storm water industrial permit is one of 12 such permits in Calcasieu Parish, and 16.7% of those 12 carry a violation on file. Among the 18 NPDES permits in the English Bayou subwatershed, this one is included in that count, and it has no pollutants under a numeric limit and no effluent exceedances on record (both at 0).