Application by Huntington Ingalls Industries – Maintenance Dredging and Deepening Sonar Pit


Huntington Ingalls Industries has filed an application requesting permission to conduct regulated activities under the provision of the Coastal Wetlands Protection Law Act, Title 49, Chapter 27, Mississippi Code of 1972.

The applicant proposes dredging of the following areas of the Mississippi
Sound at their shipbuilding facility located in Pascagoula, Jackson County, MS:


1. Maintenance Dredging to -38 ft MLW at the East Bank Docks

2. Maintenance Dredging to -55 ft MLW at the East Bank Sonar Pit

3. Removal of Structures and Maintenance Dredging to -38 ft MLW at the
West Bank Old

Launch Grid Area

4. Increase the Dredging depth to -55 ft MLW (from -50 ft MLW) at the
West Bank Sonar Pit

5. Continue dredging for 10 more years at other locations to -38 ft MLW
except West Bank

Launch Pit (-74 ft MLW)


HII is proposing to dispose of the dredge material in an existing upland
confined disposal facility located adjacent to facility.


 The applicant will be required to  request a variance from Mississippi Admin. Code Title 22, Part 23, Chapter 8, Section 117.04 which states, “The dredging/excavation process must avoid creating sinks or sumps. Dredging/excavation depth is limited to that of the parent body of water (navigational depth of the adjacent waterway)”. 


Click the links below to view the full application.  A copy can also be mailed upon request.


In compliance with Section 401 of the Federal Water Pollution Control Act (33 U.S.C. 1251, 1341), as amended by PL 95-217, the applicant will request certification from the Office of Pollution Control that the above mentioned activity will be in compliance with applicable provisions of Section 301 (33 U.S.C. 1311), Section 302 (33 U.S.C. 1312), Section 303 (U.S.C. 1313), Section 306 (U.S.C. 1316), and Section 307 (U.S.C. 1317) of the Act and appropriate requirements of the State Law.

Any person wishing to make comments or objections to the proposed regulated activity must submit those comments in writing to Greg Christodoulou at the Department of Marine Resources by mail to 1141 Bayview Avenue, Biloxi, Mississippi 39530 or to before 1:00 p.m. on the day May 9, 2022. 



Comment Submission Form

You should receive an acknowledgement of your comment from Greg Christodoulou by email. If you do not receive this acknowledgement, please contact