Fish & Wildlife 3 (Napa)
(California Department of Fish and Wildlife, Region 3)
Mare Island Dry Dock Maintenance Dredging
NOE - Notice of Exemption
The project is limited to clamshell bucket dredging to remove accumulated sediment. A clamshell bucket barge-mounted dredge will approach the site via the Mare Island Strait. Dredging will remove approximately 49,226 cubic yards of material from in front of Dry Dock #2, 3, 4 and materials from Berths 12, 13, and 15. All dredged material will be offloaded via a dredging barge with an 8 cubic yard offloading bucket to Cullinan Ranch or suitable upland site for reuse.
The project qualifies as a Categorical Exemption, 15301, for "Maintenance dredging where the spoil is deposited in a spoil area authorized by all applicable state and federal regulatory agencies." If further qualifies as Class 1 Existing Facilities Categorical Exemption, 15301 which consists of the operation, repair, and maintenance of an existing facility involving negligible or no expansion of use.