FRS Facility Detail Report


GULF ISLAND SERVICES LLC

EPA Registry Id: 110011149373
400 THOMPSON ROAD
HOUMA, LA 70363


The facility locations displayed
come from the FRS Spatial
Coordinates tables. They are the
best representative locations for
the displayed facilities based on
the accuracy of the collection
method and quality assurance
checks performed against each
location. The North American
Datum of 1983 is used to display
all coordinates.

Environmental Interests

Information System System Facility Name Information System Id/Report Link Environmental Interest Type Data Source Last Updated Date Supplemental Environmental Interests:
RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
GULF ISLAND FABRICATION - MAIN YARD LAD139240618 LQG (Y) RCRAINFO

NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
GULF ISLAND SERVICES LLC LAJ660070 BIOSOLIDS ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
OFFSHORE ENERGY SERVICES LLC - OES SERVICES YARD LAD037961430 VSQG (Y) RCRAINFO

NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
OFFSHORE ENERGY SERVICES LLC - OES SERVICES YARD LAG481242 ICIS-NPDES NON-MAJOR ICIS

AIR FACILITY SYSTEM
DOLPHIN SERVICES LLC 2210900218 AIR MINOR (OPERATING) AIRS/AFS 02/06/2014
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
GULF ISLAND SERVICES LLC LAJ660070 ICIS-NPDES NON-MAJOR ICIS
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
LOUISIANA - TOOLS FOR ENVIRONMENTAL MANAGEMENT AND PROTECTION ORGANIZATIONS
DOLPHIN SERVICES INC 1969 STATE MASTER LA-TEMPO

TOXICS RELEASE INVENTORY SYSTEM
GULF ISLAND SERVICES, LLC 70363DLPHN4THMP TRI REPORTER TRIS 06/12/2019 ICIS-06-2013-0625
FORMAL ENFORCEMENT ACTION
ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
EMISSION INVENTORY SYSTEM (EIS)
DOLPHIN SERVICES 9587711 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 05/06/2024
ICIS-AIR (AIR)
OFFSHORE ENERGY SERVICES LLC - OES SERVICES YARD LA0000002210900218 AIR MINOR ICIS 10/10/2017
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
OFFSHORE ENERGY SERVICES, LLC - OES SERVICES YARD LA0075779 ICIS-NPDES NON-MAJOR ICIS 10/18/2024 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
BIENNIAL REPORTERS
OFFSHORE ENERGY SERVICES LLC - OES SERVICES YARD LAD037961430 HAZARDOUS WASTE BIENNIAL REPORTER RCRAINFO 12/31/2021

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
AIR
3441
FABRICATED STRUCTURAL METAL

AIRS/AFS
3441
FABRICATED STRUCTURAL METAL

NPDES
1389
OIL AND GAS FIELD SERVICES, NOT ELSEWHERE CLASSIFIED

NPDES
3441
FABRICATED STRUCTURAL METAL

NPDES
1389
OIL AND GAS FIELD SERVICES, NOT ELSEWHERE CLASSIFIED

Facility Codes and Flags

EPA Region: 06
Duns Number: 097682827, 139240618
Congressional District Number: 01
Legislative District Number: SE
HUC Code/Watershed: 08090302 / WEST CENTRAL LOUISIANA COASTAL
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
DOLPHIN SERVICES, INC.-HOUMA NPDES PERMIT
DOLPHIN SERVICES LLC AIR
GULF ISLAND LLC, MAIN YARD BR

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
OWNER
GULF ISLAND FABRICATION, INC
RCRAINFO
View
OWNER
GULF ISLAND FABRICATION, INC
RCRAINFO
View
OWNER
GULF ISLAND FABRICATION, INC
RCRAINFO
View
PARENT COMPANY
GULF ISLAND FABRICATION INC 139240618
TRIS


MAILING ADDRESS
DOLPHIN SVCS INC.
NPDES
View
OPERATOR
GULF ISLAND SERVICES, LLC
RCRAINFO
View

National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
RCRAINFO 332312 FABRICATED STRUCTURAL METAL MANUFACTURING.
AIR 332312 FABRICATED STRUCTURAL METAL MANUFACTURING.
EIS 332312 FABRICATED STRUCTURAL METAL MANUFACTURING.
AIRS/AFS 332312 FABRICATED STRUCTURAL METAL MANUFACTURING.
RCRAINFO 213112 SUPPORT ACTIVITIES FOR OIL AND GAS OPERATIONS.
TRIS 332312 FABRICATED STRUCTURAL METAL MANUFACTURING.
AIR 213112 SUPPORT ACTIVITIES FOR OIL AND GAS OPERATIONS.

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
OWNER 16225 PARK TEN PLACE, SUITE 300 HOUSTON TX 77084 RCRAINFO
OWNER 16225 PARK TEN PLACE, SUITE 280 HOUSTON TX 77084 RCRAINFO
OWNER 400 400 THOMPSON ROAD HOUMA LA 70363 RCRAINFO
MAILING ADDRESS P.O. BOX 310 HOUMA LA 70361 TRIS
REGULATORY CONTACT 5007 PORT ROAD NEW IBERIA LA 70560 RCRAINFO
MAILING ADDRESS PO BOX DSI HOUMA LA 70361 NPDES
OPERATOR 400 THOMPSON ROAD HOUMA LA 70363 RCRAINFO
FACILITY MAILING ADDRESS P.O. BOX 310 HOUMA LA 70361 RCRAINFO
OPERATOR 567 THOMPSON ROAD HOUMA LA 70363 RCRAINFO
REGULATORY CONTACT 583 THOMPSON ROAD HOUMA LA 70363 RCRAINFO

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
PUBLIC CONTACT
JAMES MORVANT
9858722100
TRIS


Query executed on: OCT-15-2025


Additional information for CERCLIS or TRI sites:

This information resource is not maintained, managed, or owned by the Environmental Protection Agency (EPA) or the Envirofacts Support Team. Neither the EPA nor the Envirofacts Support Team is responsible for their content or site operation. The Envirofacts Warehouse provides this reference only as a convenience to our Internet users.

  • National Library of Medicine (NLM) TOXMAP