SUPPLEMENTARY INFORMATION:

The Coast Guard will enforce the Safety Zone; Annual Events Requiring Safety Zones in the Captain of the Port Lake Michigan Zone listed in 33 CFR 165.929, Table 4, row (3) for the operations at Marinette Marine on April 15, 2023, from 7:30 a.m. to 2:00 p.m. This action is being taken to protect the safety of life and property on navigable waterways of the Menominee River, WI, for the launching of a naval vessel. The safety zone will encompass all waters of the Menominee River in the vicinity of Marinette Marine Corporation, from the U.S. HWY 41 Bridge to the Ogden Street Bridge.

Pursuant to 33 CFR 165.23 and 165.929, entry into, transiting, or anchoring within the safety zone during an enforcement period is prohibited unless authorized by the Captain of the Port Lake Michigan or a designated representative. Those seeking permission to enter the safety zone may request permission from the Captain of Port Lake Michigan via channel 16, VHF-FM. Vessels and persons granted permission to enter the safety zone shall obey the directions of the Captain of the Port Lake Michigan or a designated representative.

This notification of enforcement is issued under authority of 33 CFR 165.929 and 5 U.S.C. 552(a). In addition to this notification of enforcement in the Federal Register , the Coast Guard will provide the maritime community with advance notification of this enforcement period via Broadcast Notice to Mariners or Local Notice to Mariners. If the Captain of the Port Lake Michigan determines that the safety zone need not be enforced for the full duration stated in this notification, permission to enter the safety zone may be granted using a Broadcast Notice to Mariners.

The Captain of the Port Lake Michigan or a designated representative will inform the public through a Broadcast Notice to Mariners of any changes in the planned schedule. The Captain of the Port Lake Michigan or a representative may be contacted via Channel 16, VHF-FM or at (414) 747-7182.

88 FR 21103