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Oil and Gas Extraction — NPDES discharge permits in Louisiana

Of the 56 permits in EPA's SIC 13 in LA, 22 went over a limit between 2025-10-01 and 2026-09-30 (Solids, total suspended: 9; Enterococci: 5; pH: 4). 7 are past the expiry date EPA's file holds; 26 have a renewal application overdue or due within 18 months. EPA's file of 2026-10-15.

FacilityLast 12 monthsPermit
Cameron LNG LLC - Cameron LNG Facility
LA0123455 · Natural Gas Liquids
Over a limit 7×: Solids, total suspended (6×), Enterococci (1×)Expires Mar 31, 2030
Claxton Services Inc
LA0127121 · Oil And Gas Field Services
Over a limit 6×: Coliform, fecal general (2×), BOD, 5-day, 20 deg. C (2×), Solids, total suspended (2×)Renewal application overdue
EnLink Processing Services LLC - Eunice Fractionator
LA0005436 · Natural Gas Liquids
Over a limit 6×: Coliform, fecal general (2×), BOD, 5-day, 20 deg. C (2×), Solids, total suspended (2×)Expires Jan 31, 2031
HARVEY GULF INTERNATIONAL MARINE LLC
LA0126675 · Oil And Gas Field Services
Over a limit 5×: Coliform, fecal general (3×), Enterococci (2×)Expires Mar 31, 2029
Discovery Producer Services, LLC
LA0117617 · Natural Gas Liquids
Over a limit 3×: Chemical Oxygen Demand [COD] (1×), pH (1×), Carbon, tot organic [TOC] (1×)Renewal application due Apr 3, 2028
RCS, LLC - RCS FOURCHON DOCK
LA0127181 · Oil And Gas Field Services
Over a limit 3×: BOD, 5-day, 20 deg. C (2×), Solids, total suspended (1×)Renewal application due Feb 1, 2027
TEXAS PETROLEUM INVESTMENT COMPANY -MAIN PASS 69C-SOUTH FACILITY
LA0126543 · Crude Petroleum And Natural Gas
Over a limit 3×: Enterococci (2×), Copper, total [as Cu] (1×)Expires Dec 31, 2029
BAKER HUGHES OILFIELD OPERATIONS LLC
LA0124478 · Oil And Gas Field Services
Over a limit 2×: Oxygen demand, chem. [high level] [COD] (2×)Renewal application due Mar 18, 2028
DTM LOUISIANA GATHERING LLC - PELICAN FACILITY
LA0127658 · Crude Petroleum And Natural Gas
Over a limit 2×: Solids, total suspended (2×)Renewal application due Mar 4, 2028
ENTERPRISE GAS PROCESSING LLC
LA0107417 · Natural Gas Liquids
Over a limit 2×: Solids, total suspended (2×)Renewal application overdue
ENTERPRISE PRODUCTS OPERATING LLC
LA0126306 · Crude Petroleum And Natural Gas
Over a limit 2×: Solids, total suspended (2×)Renewal application due Feb 1, 2027
K/D/S PROMIX LLC
LA0119491 · Natural Gas Liquids
Over a limit 2×: Solids, total suspended (2×)Renewal application overdue
TARGA DOWNSTREAM LLC
LA0126233 · Natural Gas Liquids
Over a limit 2×: Solids, total suspended (2×)Renewal application due Mar 18, 2028
TARGA MIDSTREAM SERVICES LLC
LA0001350 · Natural Gas Liquids
Over a limit 2×: Solids, total dissolved (2×)Renewal application overdue
TEXAS PETROLEUM INVESTMENT COMPANY -MAIN PASS 69B-NORTH FACILITY
LA0126586 · Crude Petroleum And Natural Gas
Over a limit 2×: Enterococci (2×)Expires Dec 31, 2029
Texas Petroleum Investment Company
LA0127220 · Crude Petroleum And Natural Gas
Over a limit 2×: Enterococci (2×)Renewal application due Oct 3, 2027
ASI, INC. OF MISSISSIPPI
LA0127742 · Oil And Gas Field Services
Over a limit 1×: Mercury, total [as Hg] (1×)Expires Dec 31, 2028
DTM LOUISIANA GATHERING LLC - LONGSTREET FACILITY
LA0127661 · Crude Petroleum And Natural Gas
Over a limit 1×: pH (1×)Renewal application due Mar 4, 2028
DTM LOUISIANA GATHERING LLC - SABINE FACILITY
LA0127655 · Crude Petroleum And Natural Gas
Over a limit 1×: pH (1×)Renewal application due Mar 4, 2028
ENTERPRISE GAS PROCESSING LLC
LA0001431 · Natural Gas Liquids
Over a limit 1×: Chlorine, free available (1×)Permit past the expiry date EPA's file holds
ET GATHERING & PROCESSING LLC - WEST BISTINEAU TREATING PLANT
LA0127505 · Oil And Gas Field Services
Over a limit 1×: pH (1×)Permit past the expiry date EPA's file holds
SUPREME SERVICE & SPECIALTY CO., INC. - NEW IBERIA
LA0127253 · Oil And Gas Field Services
Over a limit 1×: Oxygen demand, chem. [high level] [COD] (1×)Renewal application due Jun 3, 2027
CETCO ENERGY SERVICES COMPANY LLC
LA0127628 · Oil And Gas Field Services
No value over a limit; 12 required values not reportedExpires Oct 14, 2028
DTM LOUISIANA GATHERING, LLC - CROSSROADS FACILITY
LA0127721 · Crude Petroleum And Natural Gas
No value over a limitExpires Jun 30, 2029
Discovery Producer Services LLC - Larose Gas Processing Plant
LA0103039 · Natural Gas Liquids
No value over a limitExpires Dec 31, 2030
ENABLE MIDSTREAM PARTNERS, LP- MAGNOLIA STATION
LA0127604 · Natural Gas Liquids
No value over a limitRenewal application due Jun 3, 2027
ENLINK PROCESSING SERVICES LLC
LA0126905 · Natural Gas Liquids
No value over a limitExpires Aug 31, 2029
ENTERPRISE PRODUCTS OPERATING LLC
LA0125725 · Crude Petroleum And Natural Gas
No value over a limitRenewal application due Feb 1, 2027
ET GATHERING & PROCESSING LLC - LOGANSPORT EXPANSION GATHERING FACILITY
LA0127499 · Oil And Gas Field Services
No value over a limitPermit past the expiry date EPA's file holds
ET GATHERING & PROCESSING LLC. - DUBBERLY REFRIGERATION PLANT
LA0127391 · Natural Gas Liquids
No value over a limitExpires Jul 31, 2029
ETC PennTex LLC - Lincoln Parish Gas Processing Plant
LA0126995 · Natural Gas Liquids
No value over a limitExpires Feb 28, 2030
ETC PennTex LLC - Mount Olive Gas Plant
LA0127067 · Natural Gas Liquids
No value over a limitExpires Feb 28, 2031
EXTEX OPERATING COMPANY- WEST DELTA 84 PRODUCTION FACILITY
LA0127529 · Crude Petroleum And Natural Gas
No value over a limitPermit past the expiry date EPA's file holds
EXTEX OPERATING COMPANY-SHIP SHOAL 45 PRODUCTION FACILITY
LA0126641 · Crude Petroleum And Natural Gas
No value over a limitExpires Mar 31, 2029
EXTEX OPERATING COMPANY-SHIP SHOAL BLOCK 43
LA0126462 · Crude Petroleum And Natural Gas
No value over a limitExpires Mar 31, 2029
EnLink Processing Services, LLC
LA0064556 · Natural Gas Liquids
No value over a limitRenewal application due Dec 3, 2027
EnLink Processing Svs, LLC
LA0001023 · Natural Gas Liquids
No value over a limitRenewal application due Jun 3, 2027
Energy Transfer Geismar Olefins LLC - Geismar Fractionation Plant
LA0114481 · Natural Gas Liquids
No value over a limitExpires May 31, 2030
Enterprise Gas Processing LLC - Sea Robin Gas Processing Plant
LA0109487 · Crude Petroleum And Natural Gas
No value over a limitExpires Feb 28, 2031
Enterprise Products Operating LLC - Baton Rouge Fractionator & Propylene Concent
LA0105538 · Natural Gas Liquids
No value over a limitExpires Oct 31, 2030
Extex Operating Company - Ship Shoal 64 A Production Facility
LA0126438 · Crude Petroleum And Natural Gas
No value over a limitExpires Jun 30, 2029
FRANKS INTERNATIONAL LLC
LA0094242 · Oil And Gas Field Services
No value over a limit; 106 required values not reportedPermit past the expiry date EPA's file holds
HILCORP ENERGY COMPANY - MOUND POINT PRODUCTION FACILITY
LA0126578 · Crude Petroleum And Natural Gas
No value over a limitExpires May 31, 2029
LOBO OPERATING INC.
LA0126420 · Crude Petroleum And Natural Gas
No value over a limitPermit past the expiry date EPA's file holds
LONE STAR NGL REFINERY SERVICES LLC
LA0124931 · Natural Gas Liquids
No value over a limitRenewal application due Nov 2, 2027
MARTIN HOLDINGS LLC
LA0127163 · Oil And Gas Field Services
No value over a limitRenewal application due May 4, 2027
MBO, LLC - LACASSINE EXPLORATION & PRODUCTION WASTE TREATMENT FACILITY
LA0124460 · Oil And Gas Field Services
No value over a limitRenewal application due May 4, 2027
R360 ENVIRONMENTAL SOLUTIONS OF LOUISIANA LLC
LA0070424 · Oil And Gas Field Services
No value over a limitRenewal application due Feb 1, 2027
R360 Environmental Solutions
LA0068420 · Crude Petroleum And Natural Gas
No value over a limitRenewal application due May 4, 2027
STALLION OILFIELD SERVICES LTD
LA0124559 · Oil And Gas Field Services
No value over a limit; 22 required values not reportedPermit past the expiry date EPA's file holds
TALOS ENERGY OFFSHORE LLC - MAIN PASS 72A PRODUCTION FACILITY
LA0126446 · Crude Petroleum And Natural Gas
No value over a limitExpires Apr 30, 2029
TARGA LA OPERATING LLC - LOWRY GAS PLANT
LA0001007 · Natural Gas Liquids
No value over a limitRenewal application due Jun 3, 2027
TARGA MIDSTREAM SERVICES LLC
LA0101419 · Natural Gas Liquids
No value over a limitExpires Sep 30, 2031
TARGA MIDSTREAM SERVICES LP
LA0106356 · Natural Gas Liquids
No value over a limitRenewal application due Jun 17, 2027
Targa Midstream Services LLC
LA0003867 · Natural Gas Liquids
No value over a limit; 2 required values not reportedExpires Sep 30, 2031
Texas Petroleum Investment Company
LA0127217 · Crude Petroleum And Natural Gas
No value over a limitRenewal application due Jan 16, 2028

The record is EPA's ICIS-NPDES file of 2026-10-15: values filed against each limit between Oct 1, 2025 and Sep 30, 2026. No reports on file may be EPA's gap, not the facility's.

For programs and AI agents: this screen as JSON at /api/v1/permits?state=LA&sic=13, narrowed with &over_limit=true, &parameter=phosphorus or &renewal=due; or add https://passage-data.com/mcp as a remote MCP server (tool list_permits). Free, no key. llms.txt

From EPA's ECHO data, not the permit document itself: your permit is the final word. All states