Navigation Notices: Gulf and Intracoastal Waterways

NOTICE TO MARINERS GULF AND INTRACOASTAL WATERWAYS LNM 42-21   SECTION VI – PROPOSED CHANGES Periodically, the Coast Guard evaluates its system of aids to navigation to determine whether the conditions for which the aids to navigation were established have changed. When changes occur, the feasibility of improving, relocating, replacing, or discontinuing aids are considered.…

Calcasieu River Saltwater Barrier   NOTICE NUMBER: 16927 LOCAL NUMBER:  21-123 EFFECTIVE DATE:  10/23/2021 07:00 thru 10/23/2021 15:00 CDT   Mariners are advised that the Calcasieu River Saltwater Barrier will be closed to navigation from 7:00 a.m. until 3:00 p.m. on Saturday, 23 October 2021, due to a U.S. Government Dive Contractor performing gate inspections.…

GULF INTRACOASTAL WATERWAY, FLORIDA   NOTICE NUMBER: 16913 / 21-77 EFFECTIVE: 10/18/2021 06:00 thru UNTIL FURTHER NOTICE CDT   Notice is given to mariners that recent significant rainfall in the area created a shoal on the south side of the channel in the West Bay Land Cut of the Gulf Intracoastal Waterway near Mile 267.7,…

CONSTRUCTION (NEW) Gulf Intracoastal Waterway, Texas USGS Platform in Brazos River: Structure Location As-Built   NOTICE NUMBER: 16848 LOCAL NUMBER: 2021-10 EFFECTIVE DATE: 10/15/2021 00:00 thru 11/19/2021 00:00 CDT   SITUATION NAVIGATIONAL RESTRICTIONS   The U.S. Corps of Engineers (USACE) M/V SNELL crew completed construction of a USGS Platform structure in the Brazos River south of…

Special Local Regulations; Recurring Marine Events, Sector St. Petersburg   Notice Number: 2021-22983 Dates: The regulations in 33 CFR 100.703, Table 1 to § 100.703, Line No. 9, will be enforced from 8:00 a.m. through 7:00 p.m., from November 19, 2021, through November 21, 2021.   Notification of enforcement of regulation. The Coast Guard will enforce a…

BAYOU RIGAUD MILE 0.3 TO MILE 1.0   Notice Number: MVN 21-120 Date: October 15, 2021   Mariners are advised that starting on 17 October 2021 and continuing until approximately 11 November 2021, a U.S. Government Contractor will be bucket dredging in Bayou Rigaud from approximately Mile 0.3 to Mile 1.0.   The bucket dredge…

NOTICE TO MARINERS GULF AND INTRACOASTAL WATERWAYS LNM 41-21 SECTION I – SPECIAL NOTICES This section contains information of special concern to the Mariner.   FL/LA – TEMPORARY ESTABLISHMENT OF LIGHTED BUOYS On October 15, 2021 through April 15, 2022, SOFAR Oceans will temporarily establish 4 yellow lighted buoys in the Gulf of Mexico, in…

AMENDMENT – Navigation Notice 16006, MVN 21-110 DREDGING OPERATIONS Gulf Intracoastal Waterway Mile 18.0 to Mile 22.0   NOTICE NUMBER: 16791 / 16006-1 LOCAL NUMBER: 21-119 EFFECTIVE DATE: 09/05/2021 00:00 thru UNTIL FURTHER NOTICE CDT   Reference Navigation Bulletin No. 21-110, dated 5 September 2021, stating that the U.S. Government Dustpan Dredge JADWIN will be working at the…

GULF INTRACOASTAL WATERWAY MILE 18 TO MILE 22 (UPDATE)   Notice Number: MVN 21-119 Date: October 13, 2021   Reference Navigation Bulletin No. 21-110, dated 5 September 2021, stating that the U.S. Government Dustpan Dredge JADWIN will be working at the Gulf Intracoastal Waterway (GIWW) between Mile 18 and Mile 22, West of Harvey Lock…

ATCHAFALAYA RIVER BAR CHANNEL MILE 152 TO MILE 167 (UPDATE)   Notice Number: MVN 21-118 Date: October 12, 2021   Reference Navigation Bulletin No. 21-101, dated August 2021,stating that the U.S. Government Contract Hopper Dredge NEWPORT will be working between mile 152 and mile 167 of the Atchafalaya River Bar Channel until approximately 10 October…