{"type":"FeatureCollection","features":[{"type":"Feature","id":34577,"geometry":{"type":"Point","coordinates":[-96.80474999999996,28.51899000000003]},"properties":{"ESRI_OID":34577,"MSI_UID":34577,"ATU":8,"TITLE":"General/MSIB","STATUS":"Approved","MSI_GROUP":"General","SUB_CATEGORY":"MSIB","TYPE":null,"WTRW_UID":100116384816,"MRN":"urn:mrn:iala:wwy:us:navIV:dis8:seccorchrexcecozon:seccorchrtersea:seccorchrsublanact:matshicha:matbay:poroconcha:poroconlan:viceasentcha:viccha","WATERWAY_NAME":"Victoria Channel","CREATE_DATE":1767631602000,"MODIFIED_DATE":1767631950000,"BEGIN_DATE":1767571200000,"END_DATE":1798847999000,"DESCRIPTION":"MSIB 01-26 - State Highway 35 Bridge - Victoria Barge Canal - Issued: 2026-01-05 --- The U.S. Coast Guard Captain of the Port Corpus Christi has received reports of tug and barge allisions with the State Highway 35 Bridge and its accompanying fendering system near position 28-31-06.48N 096-48-16.92W.  Due to the narrow nature of transiting under the bridge, the U.S. Coast Guard requests all mariners exercise caution when transiting the bridge, utilize side lights and appropriate lookouts for better visibility at night, and report any allisions with the bridge or its fendering immediately to the U.S. Coast Guard.  Vessels can report allisions to the U.S. Coast Guard Sector Corpus Christi Command Center at (800) 874-2143.  For non-urgent questions and concerns, mariners may email the U.S. Coast Guard Sector Corpus Christi Waterways Management Department at: CCWaterways@uscg.mil.","COORDINATES_JSON":"{\"type\":\"Point\",\"coordinates\":[-96.80475,28.51899]}","COORDINATES_TYPE":"Point","DECIMAL_LONGITUDE":-96.80475,"DECIMAL_LATITUDE":28.51899}},{"type":"Feature","id":41855,"geometry":{"type":"Point","coordinates":[-84.86539999999997,30.713670000000036]},"properties":{"ESRI_OID":41855,"MSI_UID":41855,"ATU":8,"TITLE":"Apalachicola River Entrance - Apalachicola River/General/MSIB","STATUS":"Approved","MSI_GROUP":"General","SUB_CATEGORY":"MSIB","TYPE":null,"WTRW_UID":100116384672,"MRN":"urn:mrn:iala:wwy:us:navIV:dis8:secmobexcecozon:secmobtersea:secmobsublanact:stgeosou:aparivent:apariv","WATERWAY_NAME":"Apalachicola River","CREATE_DATE":1776866851000,"MODIFIED_DATE":1776867148000,"BEGIN_DATE":1749168000000,"END_DATE":1798761599000,"DESCRIPTION":"Apalachicola, Chattahoochee and Flint (ACF) River System - Seasonal Channel Conditions/ATON Discrepancies --- The U.S. Army Corps of Engineers concluded the 2025 navigation season on the ACF and suspended water releases to support the 7 ft navigation channel. Current hydrological conditions, meteorological forecasts, and basin-wide modeling do not support the extension of the navigation season.  Aids to navigation may be off station or riding low in the water between Miles 109.0 to 0.0, in the Apalachicola River. The relocation and replacement of these aids will be addressed when the 7-foot navigational channel is restored. POC: USACE (251) 694-4074 or USCG (251) 382-8653","COORDINATES_JSON":"{\"type\":\"Point\",\"coordinates\":[-84.8654,30.71367]}","COORDINATES_TYPE":"Point","DECIMAL_LONGITUDE":-84.86540000000001,"DECIMAL_LATITUDE":30.713669999999997}},{"type":"Feature","id":50324,"geometry":{"type":"Point","coordinates":[-90.91300999999999,30.102630000000033]},"properties":{"ESRI_OID":50324,"MSI_UID":50324,"ATU":8,"TITLE":"New Orleans Harbor - New Orleans To Baton Rouge/General/MSIB","STATUS":"Approved","MSI_GROUP":"General","SUB_CATEGORY":"MSIB","TYPE":null,"WTRW_UID":100119138784,"MRN":"urn:mrn:iala:wwy:us:navIV:dis8:secneworlexcecozon:secneworltersea:secneworlsublanact:soupas:heaofpastoneworl:neworlhar:neworltobatrou","WATERWAY_NAME":"New Orleans To Baton Rouge","CREATE_DATE":1785763984000,"MODIFIED_DATE":1786371256000,"BEGIN_DATE":1785715200000,"END_DATE":1793491199000,"DESCRIPTION":"MSIB Vol XXVI Issue 027 - Mississippi River - Low Water Safety Advisory --- The National Weather Service forecasts low river stages.  Lower Mississippi River (LMR) users should prepare for extreme low water conditions.  The following low water safety precautions are in effect for all waters of the LMR from Mile 0.0 to Mile 303.0, AHOP, when the Baton Rouge River gauge reads 16 ft and below and the Carrollton gauge reads 2.5 ft and below:\nA.  Industry representatives should coordinate closely with River Pilot organizations, giving due consideration for the extreme low water to ensure the safe and efficient movement of vessels.\nB.  Pilots should maintain safe speeds when transiting in the vicinity of docks, fleeting areas, and other transiting vessels to minimize adverse impacts from the ship’s wake.\nC.  Ports and facilities are strongly encouraged to monitor water depths at both their docks and approaches. Adjustments to docking procedures or loading and transit parameters should be closely coordinated with and communicated to vessel operators.\nD.  Aids to Navigation discrepancies should be reported to the U.S. Coast Guard Sector New Orleans Command Center.\nE.  Mariners should pay close attention to Broadcast Notice to Mariners for information on specific hazards along their planned route.\nF.  Ports and Facilities are requested to report impacted operations due to low water conditions (e.g. reduced drafts, interruptions to mid-stream operations, etc.) to facilitiesnola@uscg.mil.  \n-- Mariners are reminded the sailing line, between Miles 0.0 and 232.0, follows a path through naturally deep water connected by twelve marked channels known as “crossings.” Low water conditions have significantly reduced water depths in areas of the river outside the sailing line, where mariners in the past had sufficient water depth to navigate.  In accordance with 33 CFR Part 164, mariners are required to conduct proper navigation assessments.  Mariners should pay particular attention to route planning and water levels and should closely review the U.S. Army Corps of Engineers Navigation Condition Surveys prior to their transit at the following: https://www.mvn.usace.army.mil/Missions/Navigation/Channel-Surveys/?utm_medium=email&utm_source=govdelivery ","COORDINATES_JSON":"{\"type\":\"Point\",\"coordinates\":[-90.91301,30.10263]}","COORDINATES_TYPE":"Point","DECIMAL_LONGITUDE":-90.91301,"DECIMAL_LATITUDE":30.102629999999998}},{"type":"Feature","id":50832,"geometry":{"type":"Point","coordinates":[-89.26462999999995,29.174990000000037]},"properties":{"ESRI_OID":50832,"MSI_UID":50832,"ATU":8,"TITLE":"South Pass - Head Of Passes To New Orleans/General/MSIB","STATUS":"Approved","MSI_GROUP":"General","SUB_CATEGORY":"MSIB","TYPE":null,"WTRW_UID":100116385067,"MRN":"urn:mrn:iala:wwy:us:navIV:dis8:secneworlexcecozon:secneworltersea:secneworlsublanact:soupas:heaofpastoneworl","WATERWAY_NAME":"Head Of Passes To New Orleans","CREATE_DATE":1786371919000,"MODIFIED_DATE":1786372268000,"BEGIN_DATE":1785715200000,"END_DATE":1793491199000,"DESCRIPTION":"MSIB Vol XXVI Issue 027 - Mississippi River - Low Water Safety Advisory --- The National Weather Service forecasts low river stages.  Lower Mississippi River (LMR) users should prepare for extreme low water conditions.  The following low water safety precautions are in effect for all waters of the LMR from Mile 0.0 to Mile 303.0, AHOP, when the Baton Rouge River gauge reads 16 ft and below and the Carrollton gauge reads 2.5 ft and below:\nA.  Industry representatives should coordinate closely with River Pilot organizations, giving due consideration for the extreme low water to ensure the safe and efficient movement of vessels.\nB.  Pilots should maintain safe speeds when transiting in the vicinity of docks, fleeting areas, and other transiting vessels to minimize adverse impacts from the ship’s wake.\nC.  Ports and facilities are strongly encouraged to monitor water depths at both their docks and approaches. Adjustments to docking procedures or loading and transit parameters should be closely coordinated with and communicated to vessel operators.\nD.  Aids to Navigation discrepancies should be reported to the U.S. Coast Guard Sector New Orleans Command Center.\nE.  Mariners should pay close attention to Broadcast Notice to Mariners for information on specific hazards along their planned route.\nF.  Ports and Facilities are requested to report impacted operations due to low water conditions (e.g. reduced drafts, interruptions to mid-stream operations, etc.) to facilitiesnola@uscg.mil.  \n-- Mariners are reminded the sailing line, between Miles 0.0 and 232.0, follows a path through naturally deep water connected by twelve marked channels known as “crossings.” Low water conditions have significantly reduced water depths in areas of the river outside the sailing line, where mariners in the past had sufficient water depth to navigate.  In accordance with 33 CFR Part 164, mariners are required to conduct proper navigation assessments.  Mariners should pay particular attention to route planning and water levels and should closely review the U.S. Army Corps of Engineers Navigation Condition Surveys prior to their transit at the following: https://www.mvn.usace.army.mil/Missions/Navigation/Channel-Surveys/?utm_medium=email&utm_source=govdelivery ","COORDINATES_JSON":"{\"type\":\"Point\",\"coordinates\":[-89.26463,29.17499]}","COORDINATES_TYPE":"Point","DECIMAL_LONGITUDE":-89.26463,"DECIMAL_LATITUDE":29.174989999999998}},{"type":"Feature","id":53087,"geometry":{"type":"Point","coordinates":[-89.54981999999995,36.33498000000003]},"properties":{"ESRI_OID":53087,"MSI_UID":53087,"ATU":2,"TITLE":"New Orleans To Baton Rouge - Lower Mississippi River/General/MSIB","STATUS":"Approved","MSI_GROUP":"General","SUB_CATEGORY":"MSIB","TYPE":null,"WTRW_UID":100118284592,"MRN":"urn:mrn:iala:wwy:us:navIV:dis8:secneworlexcecozon:secneworltersea:secneworlsublanact:soupas:heaofpastoneworl:neworlhar:neworltobatrou:lowmisriv","WATERWAY_NAME":"Lower Mississippi River","CREATE_DATE":1788524837000,"MODIFIED_DATE":1789391013000,"BEGIN_DATE":1788480000000,"END_DATE":1798761599000,"DESCRIPTION":"The U.S. Coast Guard COTP Lower Mississippi River has issued a low water Safety Advisory between approximate Miles 869.0 and 303.0.  The USACE maintained depths and widths, may not be attainable on all buoy lines.  It is recommended that mariners monitor all gauge readings for safe navigation.  The U.S. Coast Guard COTP Lower Mississippi River, with the concurrence of the Lower Mississippi River Committee, recommends the following limits for tows:\n\nSouthbound tows between Miles 869.0 and 585.0\n  Drafts no greater than 11.6 feet. \n  Barges to be configured no more than 7 wide.\nSouthbound tows between Miles 585.0 and 303.0\n  Drafts no greater than 12.6 feet. \n  Barges to be configured no more than 7 wide.\nNorthbound tows between Miles 869.0 and 303.0 \n  Drafts no greater than 10.6 feet. \n  Barges to be configured no more than 6 wide total, and loaded barges no more than 4 wide.\n  Barges to be configured no more than 7 long.\n\nBarges currently in the system with drafts greater than the advised depths should be placed as near to the center of the tow as possible.  Mariners are requested to contact U.S. Coast Guard Western Rivers Command Center via VHF-FM Channel 16 or at (866) 777-2784, to report areas of shoaling, hazardous conditions or missing aids to navigation.\n","COORDINATES_JSON":"{\"type\":\"Point\",\"coordinates\":[-89.54982,36.33498]}","COORDINATES_TYPE":"Point","DECIMAL_LONGITUDE":-89.54982,"DECIMAL_LATITUDE":36.33498}},{"type":"Feature","id":53859,"geometry":{"type":"Point","coordinates":[-76.02427999999998,36.51544000000007]},"properties":{"ESRI_OID":53859,"MSI_UID":53859,"ATU":5,"TITLE":"Great Bridge To Albemarle Sound/General/MSIB","STATUS":"Approved","MSI_GROUP":"General","SUB_CATEGORY":"MSIB","TYPE":null,"WTRW_UID":100116382887,"MRN":"urn:mrn:iala:wwy:us:navIV:dis5:secvirsecnorcarexcecozon:secvirsecnorcartersea:secvirsecnorcarexcecozon:oreinl:pamsou:crosou:albsou:grebritoalbsou","WATERWAY_NAME":"Great Bridge To Albemarle Sound","CREATE_DATE":1789582181000,"MODIFIED_DATE":1789582316000,"BEGIN_DATE":1789516800000,"END_DATE":1792281599000,"DESCRIPTION":"General/MSIB\n\nFrom: 2026-09-16 To: 2026-10-17\n\nLocation:\n36-30-55.584N/076-01-27.408W\n\nMariners are advised that potential Unexploded Ordnance (UXO) recovery operations will occur on the navigable waters of the North Landing River and Currituck Sound within a 1,000-yard radius from the target described in Title 33 Code of Federal Regulations 334.410(d)(1) – Danger Zone Regulations within Navigable Water from 09/21/2026 through 10/12/2026 during daylight hours only. It is strongly recommended to maintain 1,000-yard distance from the target and use caution when transiting the area.\n\nVessels will be monitoring VHF Channel 16. \nOnsite Project Manager: Mike Ligon (757) 275-6220\n","COORDINATES_JSON":"{\"type\":\"Point\",\"coordinates\":[-76.02428,36.51544]}","COORDINATES_TYPE":"Point","DECIMAL_LONGITUDE":-76.02427999999999,"DECIMAL_LATITUDE":36.51544}}]}