Surveys
This marad advisory provides guidance to vessels transiting to or from ports in japan or in waters in the…
Japan-northeast Coast · NAVAREA XII 99/11
- issued
- 2011-03-18 16:13Z
- status
- cancelled 2011-04-30 10:08Z (archive)
- authority
- MARAD ADVISORY 2/11 181545Z MAR 11.
- position
- 37.317, 141.017
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
JAPAN-NORTHEAST COAST. 1. THIS MARAD ADVISORY PROVIDES GUIDANCE TO VESSELS TRANSITING TO OR FROM PORTS IN JAPAN OR IN WATERS IN THE VICINITY OF THE NORTHEAST COAST OF THE ISLAND OF HONSHU. 2. U.S. FLAG OPERATORS WITH SHIPS IN THE AFFECTED AREAS ARE REQUESTED TO FORWARD THIS ADVISORY TO THEIR SHIPS BY THE MOST EXPEDITIOUS MEANS. 3. A 8.9/9.0 MAGNITUDE EARTHQUAKE STRUCK THE PACIFIC OCEAN NEAR NORTHEASTERN JAPAN AT AROUND 1446 ON MARCH 11 (JST) CAUSING DAMAGE WITH BLACKOUTS, FIRE AND A TSUNAMI. NUCLEAR POWER PLANTS NEAR FUKUSHIMA WERE DAMAGED AND RADIATION RELEASE WAS DETECTED AND IS BEING MONITORED BY JAPAN. 4. IN RESPONSE TO THE SITUATION AT THE FUKUSHIMA NUCLEAR POWER PLANT, THE UNITED STATES NUCLEAR REGULATORY COMMISSION (NRC), THE DEPARTMENT OF ENERGY AND OTHER TECHNICAL EXPERTS IN THE U.S. GOVERNMENT HAVE REVIEWED SCIENTIFIC AND TECHNICAL INFORMATION COLLECTED FROM ASSETS IN JAPAN, AS WELL AS WHAT THE GOVERNMENT OF JAPAN HAS DISSEMINATED. CONSISTENT WITH THE RESULTS OF THAT REVIEW, NRC GUIDELINES AND GUIDANCE ISSUED BY THE U.S. AMBASSADOR TO JAPAN, THE U.S. COAST GUARD RECOMMENDS, AS A PRECAUTION, THAT VESSELS AVOID TRANSITING WITHIN 50 MILES (80 KILOMETERS) OF THE FUKUSHIMA NUCLEAR POWER PLANT AT 37-19N 141-01E. MARINERS ARE ADVISED THAT THIS RECOMMENDATION SHOULD BE CONSIDERED A MINIMUM DISTANCE FROM THE FUKUSHIMA NUCLEAR POWER PLANT SHOULD BE AVOIDED. PRUDENT TRACKLINE PLANNING SHOULD INCORPORATE CURRENT WIND AND WEATHER CONDITIONS. 5. MARINERS ARE ADVISED TO MONITOR AND COMPLY WITH NAVTEX AND NAVAREA XI WARNINGS. MARINERS SHOULD KEEP ABREAST OF INFORMATION BEING PROVIDED BY THE GOVERNMENT OF JAPAN RELATING TO ANY FURTHER POTENTIAL IMPACTS. THE MARTIME ADMINISTRATION AND THE U.S. COAST GUARD WILL PROVIDE UPDATED NOTICES AS ADDITIONAL GUIDANCE BECOMES AVAILABLE. 6. IN THE EVENT A VESSEL BOUND FOR A U.S. PORT TRANSITS WITHIN THE 50-MILE (80-KILOMETER), PRECAUTIONARY AREA, THE U.S. COAST GUARD RECOMMENDS THE VESSEL'S MASTER TO SUBMIT TRANSIT INFORMATION, INCLUDING THE DATE AND TOTAL TIME WITHIN THE PRECAUTIONARY AREA, TO THE COGNIZANT U.S. COAST GUARD CAPTAIN OF THE PORT USING THE COMMENT BLOCK ON THE 96 HR ADVANCED NOTICE OF ARRIVAL. 7. THIS ADVISORY WILL BE PUBLISHED ON THE MARAD WEB SITE AT WWW.MARAD.DOT.GOV UNDER THE NEWSROOM TAB. 8. FOR FURTHER INFORMATION REGARDING THIS ADVISORY, CONTACT CAPTAIN ROBERT FORD, MARITIME ADMINISTRATION, OFFICE OF SECURITY, CODE: MAR-420, ROOM W25-308, 1200 NEW JERSEY AVE, S.E., WASHINGTON, DC 20590, PHONE: 202 366 0223, FAX: 202 366 3954, TELEX: 710 822 9426 (MARAD DOT WSH) OR E-MAIL: [email protected].
This area · survey operations
7 within 180 nm since 2005 · 0 in the last 12 months · 0 in force now
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10
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16
- Underwater operations 20 thru 24 jul by M/V yokosuka with submersible: a. in area bound by 34-55.0N…2016-07-19
- Survey operations in progress until 06 jun by M/V geo resolution towing equipment in area bound by 35-01N…2016-06-05
- Survey operations in progress until 06 jun by M/V geo resolution towing equipment in area bound by 35-00N…2016-06-05
- Salvage operations 2300Z to 0900Z commencing daily 19 thru 27 mar in area bound by 35-08-22N 139-35-49E,…2014-03-17
- This marad advisory provides guidance to vessels transiting to or from ports in japan or in waters in the…2011-03-18
- Survey operations 18 apr thru 10 may by M/V shoyo and M/V takuyo in area bound by 36-25N 141-10E, 37-00N…2005-04-13
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- NAVAREA XII warnings in force 300800Z apr 11cancelled by · 2011-04-30
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
73 survey operations in force · see all
Surveys
Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.