General Information

AI ID Branch SIC County Basin Start End
3166 Air 2
Haz Waste
Stormwater 401
3731 Harrison Coastal Streams 09/03/1994


Physical and Mailing Address

Physical Address (Primary) Mailing Address
13085 Industrial Seaway Road
Gulfport, MS 39503
PO Box 250
Lockport, LA 70374


Permits and Alternate/Historic AI Identifiers

AI ID Alt Name Alt Type Start Date End Date
102000027 Trinity Yachts, LLC Air-Construction 07/13/2006
3166 Trinity Yacht Property 1st floor office Air-Notification 12/03/2014
102000027 Trinity Yachts, LLC Air-Synthetic Minor Operating 07/13/2006 06/30/2011
102000027 Trinity Yachts LLC Air-Synthetic Minor Operating 08/23/2011 03/20/2014
102000027 Gulf Coast Shipyard Group Air-Synthetic Minor Operating 03/20/2014 09/02/2015
102000027 Friede Goldman Halter Air-Title V Operating 01/13/1999 01/12/2004
102000027 VT Halter Marine, Gulfport Operations Air-Title V Operating 11/24/2004 12/28/2005
102000027 Trinity Yachts LLC Air-Title V Operating 12/29/2005 07/13/2006
102000027 Gulf Coast Shipyard Group Air-Title V Operating 09/02/2015 07/14/2020
102000027 Gulf Coast Shipyard Group Air-Title V Operating 07/14/2020 03/13/2024
102000027 Bollinger Gulfport Shipbuilding, LLC Air-Title V Operating 03/13/2024 06/30/2025
MSR110131 Friede Goldman Halter GP-Baseline 01/02/2001 04/16/2004
MSR110131 VT Halter Marine, Gulfport Operations GP-Baseline 04/16/2004 09/11/2005
MSR110131 Trinity Yachts LLC GP-Baseline 05/25/2006 12/16/2010
MSR110131 Trinity Yachts, LLC. GP-Baseline 12/16/2010 03/20/2014
MSR110131 Gulf Coast Shipyard Group GP-Baseline 03/20/2014 09/28/2015
MSR110131 Gulf Coast Shipyard Group GP-Baseline 01/04/2016 10/31/2020
MSR110131 Gulf Coast Shipyard Realty LLC GP-Baseline 11/02/2021 03/11/2024
MSR110131 Bollinger Gulfport Shipbuilding, LLC GP-Baseline 03/11/2024 11/30/2025
MSR106247 Maritime Development Center, Trinity Yachts, LLC GP-Construction 09/25/2012 03/20/2014
MSR106247 Maritime Development Center, Gulf Coast Shipyard Group GP-Construction 03/20/2014 12/31/2015
MSR110131 Friede Goldman Halter GP-Sara Title III 09/03/1994 01/01/2001
MSD054176052 Friede Goldman Halter Hazardous Waste-EPA ID 05/19/2000 12/02/2003
MSD054176052 VT Halter Marine, Gulfport Operations Hazardous Waste-EPA ID 12/02/2003 01/03/2006
MSD054176052 Trinity Yachts LLC Hazardous Waste-EPA ID 01/03/2006 04/14/2014
MSD054176052 Gulf Coast Shipyard Group Hazardous Waste-EPA ID 04/14/2014 07/30/2024
MSD054176052 Bollinger Gulfport Shipbuilding, LLC Hazardous Waste-EPA ID 07/30/2024
WQC2006094 Trinity Yachts, LLC, Syncholift Launching System, Excavation WQC Number 11/17/2006
WQC2012009 Trinity Yachts LLC, Maritime Development Center WQC Number 10/15/2012
WQC2013002 Trinity Yachts LLC, Syncrolift Expansion Project WQC Number 06/11/2013


Office of Pollution Control Contacts

Name Assignment Phone Number
Pilgrim, Kenneth Office of Pollution Control Air Compliance Manager (601) 961-5368
Gent, Elisabeth Office of Pollution Control Air Compliance Staff (601) 961-5128
Sandifer, Audra Office of Pollution Control Air Permit Manager (601) 961-5673
Sandifer, Audra Office of Pollution Control Air Permit Staff (601) 961-5673
Caron, Krista Office of Pollution Control Hazardous Waste Manager (601) 961-5719
Justice, Bradley Office of Pollution Control Hazardous Waste Staff (601) 961-5064
Beasley, Sara Office of Pollution Control Stormwater Compliance Manager (601) 961-5283
Robinson, Ewan Office of Pollution Control Stormwater Compliance Staff 601-961-5056


Active Permits Available Online

Permit Type Permit Number Issue Date Permit Document
Air - Title V Admin Mod 1020-00027 03/13/2024 click for document


Active Coverages Available Online

Permit Type Permit Number Issue Date Permit Document
General Permit - Baseline Administrative Modification MSR110131 03/11/2024 click for document


Current Status of Individual Permit Applications

Program Permit Type Permit Number Status Date Status Desc.
Air Construction Permit 1020-00027 07/13/2006 Permit Issued
Air SMOP Admin Mod 1020-00027 09/02/2015 Revoke Permit
Air Title V Renewal 1020-00027 12/17/2024 Issue Letter Acknowledging Receipt of Application


Current Status of General Permit Applications

Program Permit Type Permit Number Status Date Status Desc. PDF
General Permit Baseline Recoverage MSR110131 03/11/2024 Coverage Terminated click for document
General Permit Construction Administrative Modification MSR106247 12/28/2021 Coverage Terminated
General Permit Sara III Coverage MSR110131 01/02/2001 Coverage Terminated


Current Status of Water Quality Certification

Program Type Cert No. Status Date Status Desc
Water Quality 401 Certification WQC2013002 06/11/2013 Technical Review Complete - Draft Certification Preparation in Progress

« enSearch - Home

Disclaimer: The information found in enSearch Online is for informational purposes only. While the Department makes reasonable efforts to maintain the data accurately and in a timely manner, enSearch Online is not a legal substitute for the official administrative files of the Department and will from time to time contain information that is not as complete as the information contained in the full administrative file of the agency. Additionally, typographical errors may occur in the transcription of written or typed information into the enSearch Online database; therefore, care should be taken to confirm the information in the database with information in the agency's administrative files. If any conflict exists between information contained in the enSearch Online database and the official administrative files of the Department, the official administrative files of the Department should be considered the official record. Nor is the posting of information on enSearch Online intended to replace the traditional methods of publishing public notice of certain documents as required by State and Federal statutes and/or regulations. EnSearch Online is intended to enhance the public's access to basic agency information. If you wish to review the official public records of the Department, you should contact the Public Records Officer of the Department at :
Public Records Request Link
PO Box 2261
Jackson, MS 39225-2261
Phone Number: (601) 961-5171
Fax Number: (601) 961-5049