HYDROLANT 2092/2023 (57,61,71)EASTERN SOUTH ATLANTIC.
INDIAN OCEAN.
DNC 01, DNC 02, DNC 03.
1. HAZARDOUS OPERATIONS, SPACE DEBRIS
   2333Z TO 0633Z DAILY 23 THRU 30 SEP
   IN AREA BOUND BY
   08-53.00S 092-28.00E, 07-46.00S 089-27.00E,
   30-12.00S 061-09.00E, 40-45.00S 002-21.00W,
   42-56.00S 002-24.00W, 32-16.00S 063-10.00E.
2. CANCEL THIS MSG 010733Z OCT 23.
180858Z SEP 2023 SPACEX 0/23 151801Z SEP 23.

HYDROLANT 2091/2023 (35)EASTERN NORTH ATLANTIC.
SHETLAND ISLANDS.
DNC 20.
CGOC SHETLAND MF DSC SERVICES AT
COLLAFIRTH HILL SITE 60-32.00N 001-23.50W OFF AIR.
171904Z SEP 2023 WZ 736/23 171901Z SEP 23.

HYDROLANT 2088/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 07.
MAN OVERBOARD FROM VESSEL
IN 32-10.00S 052-02.00W AT 170030Z SEP.
VESSELS IN VICINITY REQUESTED TO KEEP A
SHARP LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO MRCC RIO GRANDE,
EMAIL: MRCCRIOGRANDE@MARINHA.MIL.BR.
170757Z SEP 2023 MRCC RIO GRANDE 0/23 170737Z SEP 23.

HYDROLANT 2087/2023 (43)NORTH SEA.
DNC 20.
SURVEY OPERATIONS IN PROGRESS UNTIL
FURTHER NOTICE BY M/V KOMMANDOR
TOWING 1300 METER LONG CABLES
IN AREA BOUND BY
58-47.00N 001-27.90E, 58-47.10N 001-45.90E,
58-37.60N 001-46.10E, 58-37.50N 001-28.20E.
WIDE BERTH REQUESTED.
170557Z SEP 2023 NAVAREA I 178/23 170531Z SEP 23.

HYDROLANT 2086/2023 (55)BLACK SEA.
ROMANIA.
DNC 10.
1. HAZARDOUS OPERATIONS 0500Z TO 1200Z DAILY
   21 AND 22 SEP, 250600Z TO 251200Z,
   260500Z TO 261200Z, 280500Z TO 281300Z,
   290500Z TO 291100Z SEP, 0500Z TO 1200Z DAILY
   02 AND 03 OCT IN AREA BOUND BY
   44-25.43N 028-42.50E, 44-29.50N 028-55.58E,
   44-25.08N 029-01.20E, 44-19.70N 029-00.82E,
   44-14.57N 028-57.93E, 44-13.10N 028-56.33E,
   44-22.08N 028-42.42E.
2. CANCEL THIS MSG 031300Z OCT 23.
170333Z SEP 2023 ROMANIA 119/23 151201Z SEP 23.

HYDROLANT 2085/2023 (53)EASTERN MEDITERRANEAN SEA.
LAMPEDUSA.
DNC 09.
VESSEL SANK IN VICINITY 35-43.00N 012-12.00E
AT 151355Z SEP. VESSELS IN VICINITY REQUESTED
TO KEEP A SHARP LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO MRCC ROME, INMARSAT-C: 424744220,
PHONE: 390 6592 4145, 3906 5908 4409,
FAX: 390 6592 2737, 3906 5908 4793,
E-MAIL: ITMRCC@MIT.GOV.IT.
162200Z SEP 2023 MRCC ROME 4291/23 162139Z SEP 23.

HYDROLANT 2084/2023 (53)EASTERN MEDITERRANEAN SEA.
LINOSA.
DNC 09.
1. VESSEL SANK IN VICINITY 35-40.00N 012-58.00E
   AT 160030Z SEP. VESSELS IN VICINITY REQUESTED
   TO KEEP A SHARP LOOKOUT, ASSIST IF POSSIBLE.
   REPORTS TO MRCC ROME, INMARSAT-C: 424744220,
   PHONE: 390 6592 4145, 3906 5908 4409,
   FAX: 390 6592 2737, 3906 5908 4793,
   E-MAIL: ITMRCC@MIT.GOV.IT.
2. CANCEL HYDROLANT 2083/23.
162039Z SEP 2023 MRCC ROME 4271/23 162034Z SEP 23.

HYDROLANT 2075/2023 (36)CELTIC SEA.
ENGLISH CHANNEL.
ENGLAND.
DNC 19, DNC 20.
33 FOOT F/V MAVERICK, GREY HULL, TWO PERSONS ON
BOARD, OVERDUE NEWLYNN (50-06.00N 005-32.40W) TO
ISLES OF SCILLY (49-49.20N 006-28.80W) AT 151552 SEP.
VESSELS IN VICINITY REQUESTED TO KEEP A SHARP
LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO FALMOUTH COAST GUARD,
PHONE: 4413 2631 7575,
E-MAIL: UKMRCC@HMCG.GOV.UK.
151857Z SEP 2023 FALMOUTH COAST GUARD 0/23 151754Z SEP 23.

HYDROLANT 2071/2023 (GEN)1. HYDROLANT WARNINGS IN FORCE AS OF 151405Z SEP.
   ALL THE INFORCE WARNINGS ARE LISTED HERE.
   2070/2023, 2069/2023, 2068/2023, 2067/2023, 2066/2023,
   2065/2023, 2063/2023, 2062/2023, 2061/2023, 2060/2023,
   2056/2023, 2055/2023, 2052/2023, 2049/2023, 2047/2023,
   2045/2023, 2044/2023, 2041/2023, 2040/2023, 2037/2023,
   2033/2023, 2029/2023, 2028/2023, 2027/2023, 2026/2023,
   2025/2023, 2020/2023, 2017/2023, 2015/2023, 2011/2023,
   2009/2023, 2002/2023, 1994/2023, 1991/2023, 1990/2023,
   1989/2023, 1984/2023, 1976/2023, 1975/2023, 1974/2023,
   1971/2023, 1970/2023, 1962/2023, 1960/2023, 1959/2023,
   1949/2023, 1948/2023, 1930/2023, 1922/2023, 1921/2023,
   1911/2023, 1902/2023, 1893/2023, 1881/2023, 1872/2023,
   1870/2023, 1865/2023, 1844/2023, 1833/2023, 1831/2023,
   1824/2023, 1814/2023, 1811/2023, 1787/2023, 1769/2023,
   1760/2023, 1709/2023, 1665/2023, 1645/2023, 1632/2023,
   1623/2023, 1604/2023, 1601/2023, 1556/2023, 1523/2023,
   1442/2023, 1435/2023, 1403/2023, 1395/2023, 1361/2023,
   1271/2023, 1270/2023, 1245/2023, 1244/2023, 1243/2023,
   1208/2023, 1181/2023, 1171/2023, 1170/2023, 1169/2023,
   1153/2023, 1137/2023, 1039/2023, 1038/2023, 1037/2023,
   960/2023, 959/2023, 957/2023, 945/2023, 915/2023, 808/2023,
   757/2023, 735/2023, 731/2023, 730/2023, 632/2023, 603/2023,
   600/2023, 295/2023, 262/2023, 185/2023, 142/2023, 31/2023,
   30/2023, 29/2023, 28/2023, 14/2023, 13/2023, 12/2023, 11/2023.
   3303/2022, 3278/2022, 3226/2022, 2247/2022, 2002/2022,
   1892/2022, 1884/2022, 1883/2022, 1828/2022, 1821/2022,
   1387/2022, 1293/2022, 838/2022, 789/2022, 729/2022,
   564/2022, 417/2022.
   2647/2021, 1484/2021.
2. THE COMPLETE TEXT OF ALL IN-FORCE HYDROLANT
   BROADCAST WARNINGS ARE AVAILABLE ON THE NGA
   MARITIME SAFETY INFORMATION WEBSITE AT:
   MSI.NGA.MIL/NAVWARNINGS.
   ALTERNATIVELY, THESE MAY BE REQUESTED BY E-MAIL
   FROM NGA AT NAVSAFETY@NGA.MIL.
3. CANCEL HYDROLANT 1916/23, 1925/23, 1940/23, 1942/23,
   1944/23, 1952/23, 1953/23, 1954/23, 1958/23, 2023/23.
151416Z SEP 2023 NGA NAVSAFETY 0/23 151405Z SEP 23.

HYDROLANT 2069/2023 (36)EASTERN NORTH ATLANTIC.
DNC 08.
CABLE OPERATIONS UNTIL FURTHER NOTICE BY
CABLESHIP ILE D'OUESSANT IN AREA BOUND BY
46-59.00N 009-44.00W, 46-58.00N 010-00.00W,
46-51.00N 010-00.00W, 46-51.00N 009-44.00W.
WIDE BERTH REQUESTED.
151146Z SEP 2023 NAVAREA II 248/23 151056Z SEP 23.

HYDROLANT 2068/2023 (57,61,71)EASTERN SOUTH ATLANTIC.
INDIAN OCEAN.
DNC 01, DNC 02, DNC 03.
1. HAZARDOUS OPERATIONS, SPACE DEBRIS
   0139Z TO 0840Z DAILY 19 THRU 25 SEP
   IN AREA BOUND BY
   08-53.00S 092-28.00E, 07-46.00S 089-27.00E,
   30-12.00S 061-09.00E, 40-45.00S 002-21.00W,
   42-56.00S 002-24.00W, 32-16.00S 063-10.00E.
2. CANCEL THIS MSG 250940Z SEP 23.
150804Z SEP 2023 SPACEX 0/23 111701Z SEP 23.

HYDROLANT 2060/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. GARCIA DAVILA LIGHT 12-34.70S 038-00.20W
   UNLIT UNTIL 11 MAR 24.
2. CANCEL HYDROLANT 1444/23.
3. CANCEL THIS MSG 120001Z MAR 24.
140737Z SEP 2023 NAVAREA V COASTAL 511/23 140353Z SEP 23.

HYDROLANT 2044/2023 (51)EASTERN NORTH ATLANTIC.
SENEGAL.
DNC 01.
1. CABLE OPERATIONS IN PROGRESS UNTIL 010100Z NOV
   BY CABLESHIP ILE D'AIX ALONG TRACKLINES JOINING:
   A. 04-04.00N 013-40.00W, 06-55.00N 018-25.00W.
   B. 06-51.00N 018-21.00W, 14-43.00N 019-44.00W.
   C. 14-48.00N 018-10.00W, 20-07.00N 019-57.00W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 2007/23.
3. CANCEL THIS MSG 010200Z NOV 23.
111705Z SEP 2023 NAVAREA II 243/23 111602Z SEP 23.

HYDROLANT 2041/2023 (37)ENGLISH CHANNEL.
FRANCE.
DNC 20.
1. NAVTEX STATION CORSEN (A) 48-28.56N 005-03.18W
   OFF AIR.
2. CORSEN BROADCASTS WILL BE TRANSMITTED BY
   NAVAREA II VIA SAFETYNET AND SAFETYCAST.
3. CANCEL HYDROLANT 2064/22.
111533Z SEP 2023 NAVAREA II 242/23 111501Z SEP 23.

HYDROLANT 2037/2023 (11)GULF OF MEXICO.
ALABAMA
DNC 15.
DISTRESS SIGNAL RECEIVED ON 406 MHZ
AND BROKEN MAYDAY CALL FROM 32 FOOT
M/V HIGH TIDE IN 29-34.07N 088-07.20W.
VESSELS IN VICINITY REQUESTED TO KEEP A SHARP
LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO US COAST GUARD SECTOR MOBILE:
PHONE: 251 441-6211,
EMAIL: SECMOBCC@USCG.MIL.
102139Z SEP 2023 COMCOGARD SECTOR MOBILE 0/23 102123Z SEP 23.

HYDROLANT 2029/2023 (22)EASTERN SOUTH PACIFIC.
CHILE.
DNC 07.
BAJO SATELITE LIGHT 52-33.40S 069-41.50W UNLIT.
090402Z SEP 2023 NAVAREA XV 208/23 090258Z SEP 23.

HYDROLANT 2028/2023 (11)GULF OF MEXICO.
LOUISIANA.
DNC 15.
27 FOOT VESSEL, SEVEN PERSONS ON
BOARD, TAKING ON WATER IN VICINITY
28-16.41N 090-48.52W AT 082335Z SEP.
VESSELS IN VICINITY REQUESTED TO KEEP
A SHARP LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO RCC NEW ORLEANS,
PHONE: 855 485 3727,
EMAIL: D8COMMANDCENTER@USCG.MIL.
090131Z SEP 2023 RCC NEW ORLEANS 0/23 090047Z SEP 23.

HYDROLANT 2027/2023 (11)GULF OF MEXICO.
FLORIDA.
DISTRESS SIGNAL RECEIVED FROM 26 FOOT VESSEL,
FOUR PERSONS ON BOARD, IN 28-33.93N 084-11.87W.
VESSELS IN VICINITY REQUESTED TO KEEP A SHARP
LOOKOUT, ASSIST IF POSSIBLE. REPORTS TO RCC MIAMI,
PHONE: 305 415 6800,
E-MAIL: RCCMIAMI@USCG.MIL.
090101Z SEP 2023 RCC MIAMI 0/23 090045Z SEP 23.

HYDROLANT 2026/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. PONTA DO BOI LIGHT 23-57.99S 045-15.08W
   UNLIT UNTIL 06 MAR 24.
2. CANCEL THIS MSG 070001Z MAR 24.
082304Z SEP 2023 NAVAREA V COASTAL 501/23 082131Z SEP 23.

HYDROLANT 2020/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
MAN OVERBOARD FROM VESSEL IN VICINITY
01-11.90S 044-55.95W AT 072120Z SEP.
VESSELS IN VICINITY REQUESTED TO
KEEP A SHARP LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO MRCC BELEM,
PHONE: 5591 3216 4030,
E-MAIL: MRCCBELEM@MARINHA.MIL.BR.
080539Z SEP 2023 MRCC BELEM 0/23 080243Z SEP 23.

HYDROLANT 2017/2023 (55)BLACK SEA.
ROMANIA.
DNC 10.
MINES REPORTED IN AREA WITHIN FIVE MILES
OF 45-07.10N 030-09.70E.
071541Z SEP 2023 ROMANIA 111/23 071433Z SEP 23.

HYDROLANT 2015/2023 (53)WESTERN MEDITERRANEAN SEA.
SARDINIA.
DNC 08.
DISTRESS SIGNAL RECEIVED IN 39-14.40N 007-20.40E
AT 070500Z SEP. VESSELS IN VICINITY REQUESTED TO
KEEP A SHARP LOOKOUT, ASSIST IF POSSIBLE. REPORTS
TO MRCC ROME,
INMARSAT-C: 424744220,
PHONE: 3906 5908 4527, 3906 5908 4409,
FAX: 390 6592 2737, 3906 5908 4793,
E-MAIL: ITMRCC@MIT.GOV.IT.
071424Z SEP 2023 MRCC ROME 0/23 071342Z SEP 23.

HYDROLANT 2011/2023 (37)NORTH SEA.
FRANCE.
DNC 20.
1. SANDETTIE N BUOY 51-18.40N 002-04.70E MISSING.
2. CANCEL HYDROLANT 1685/23.
070028Z SEP 2023 WZ 697/23 070001Z SEP 23.

HYDROLANT 2009/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. OLINDA LIGHT 08-00.66S 034-50.84W
   UNLIT UNTIL 04 MAR 24.
2. CANCEL THIS MSG 050001Z MAR 24.
062215Z SEP 2023 NAVAREA V COASTAL 496/23 062132Z SEP 23.

HYDROLANT 2002/2023 (44)BALTIC SEA.
GULF OF BOTHNIA.
SWEDEN.
DNC 22.
NAVTEX STATIONS OFF AIR:
1. GISLOVSHAMMAR (J) 55-29.37N 014-18.87E.
2. BJUROKLUBB (H) 64-27.71N 021-35.47E.
060852Z SEP 2023 NAVAREA I 171/23 060802Z SEP 23.

HYDROLANT 1994/2023 (11)GULF OF MEXICO.
DNC 15.
VESSEL REQUIRING MEDICAL ASSISTANCE
IN 27-13.51N 084-39.01W. VESSELS IN
VICINITY ABLE TO PROVIDE MEDICAL
ASSISTANCE REQUESTED TO ASSIST
IF POSSIBLE.
REPORTS TO RCC MIAMI,
PHONE: 305 415 6800,
E-MAIL: RCCMIAMI@USCG.MIL.
050716Z SEP 2023 RCC MIAMI 0/23 050644Z SEP 23.

HYDROLANT 1990/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. RACON AT CABO SAO TOME LIGHT 22-02.52S 041-03.17W
   OFF AIR UNTIL 02 MAR 24.
2. CANCEL HYDROLANT 578/23.
3. CANCEL THIS MSG 030001Z MAR 24.
042154Z SEP 2023 NAVAREA V COASTAL 492/23 042132Z SEP 23.

HYDROLANT 1989/2023 (11)GULF OF MEXICO.
DNC 15.
M/V CONTINSHIP KEY DISABLED AND ADRIFT
DUE TO ENGINE FAILURE IN 26-08.80N 088-45.30W.
VESSELS IN VICINITY REQUESTED TO KEEP
A SHARP LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO RCC NEW ORLEANS,
PHONE: 855 485 3727,
FAX: 504 589 2148,
EMAIL: D8COMMANDCENTER@USCG.MIL.
042129Z SEP 2023 RCC NEW ORLEANS 0/23 042051Z SEP 23.

HYDROLANT 1984/2023 (43)NORTH SEA.
NORWAY.
DNC 21.
1. SURVEY OPERATIONS IN PROGRESS UNTIL
   FURTHER NOTICE BY M/V RAMFORM ATLAS
   TOWING 14 6000 METER LONG CABLES
   IN AREA BOUND BY
   57-34.00N 005-04.00E, 57-34.00N 005-58.00E,
   57-14.00N 005-58.00E, 57-14.00N 005-04.00E.
   EIGHT MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 1286/23.
040840Z SEP 2023 NAVAREA I 169/23 040532Z SEP 23.

HYDROLANT 1975/2023 (11)GULF OF MEXICO.
DNC 15.
DISTRESS SIGNAL RECEIVED ON 406 MHZ
IN 24-55.30N 086-55.90W AT 021618Z AUG.
VESSELS IN VICINITY REQUESTED TO KEEP
A SHARP LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO RCC NEW ORLEANS,
PHONE: 855 485 3727, FAX: 504 589 2148,
E-MAIL: D8COMMANDCENTER@USCG.MIL.
022129Z SEP 2023 RCC NEW ORLEANS 0/23 022122Z SEP 23.

HYDROLANT 1974/2023 (11)GULF OF MEXICO.
DNC 15.
DISTRESS SIGNAL RECEIVED ON 406 MHZ
IN 25-03.80N 086-49.50W AT 021442Z SEP.
VESSELS IN VICINITY REQUESTED TO KEEP A SHARP
LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO US COAST GUARD,
PHONE: 855-485-3727,
E-MAIL: D8COMMANDCENTER@USCG.MIL.
021747Z SEP 2023 US COAST GUARD 0/23 021738Z SEP 23.

HYDROLANT 1971/2023 (53)EASTERN MEDITERRANEAN SEA.
DNC 09.
VESSEL, WHITE HULL, 33 PERSONS ON BOARD, REQUESTING
ASSISTANCE IN 36-09.00N 016-55.00E AT 021220Z SEP.
VESSELS IN VICINITY REQUESTED TO KEEP A SHARP
LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO MRCC ROME,
INMARSAT-C: 424744220,
PHONE: 3906 5908 4527, 3906 5908 4409, 390 6592 4145,
FAX: 390 6592 2737, 3906 5908 4793,
E-MAIL: ITMRCC@MIT.GOV.IT.
021521Z SEP 2023 MRCC ROME 3885/23 021403Z SEP 23.

HYDROLANT 1970/2023 (51)AZORES.
DNC 08.
NAVTEX STATION SAO MIGUEL (F) 37-48.00N 025-33.00W OFF AIR.
020032Z SEP 2023 NAVAREA II 228/23 020018Z SEP 23.

HYDROLANT 1962/2023 (56)EASTERN MEDITERRANEAN SEA.
EGYPT.
DNC 10.
1. SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER
   NOTICE BY M/V RAMFORM TITAN TOWING 12
   SIX MILE LONG CABLES IN AREA BOUND BY
   IN AREA BOUND BY
   32-37.50N 028-09.00E, 33-12.20N 029-00.10E,
   32-59.50N 029-15.50E, 32-38.50N 029-16.20E,
   32-10.00N 028-34.00E.
   EIGHT MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 1955/23.
011231Z SEP 2023 M/V RAMFORM TITAN 0/23 010500Z SEP 23.

HYDROLANT 1960/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. ILHA DO APEU LIGHT 00-54.62S 046-11.34W DAMAGED
   AND UNLIT UNTIL 27 FEB 24.
2. CANCEL THIS MSG 280001Z FEB 24.
010604Z SEP 2023 NAVAREA V COASTAL 489/23 010345Z SEP 23.

HYDROLANT 1959/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. PONTA TIJOCA LIGHT 00-33.44S 047-53.85W DAMAGED
   AND UNLIT UNTIL 27 FEB 24.
2. CANCEL THIS MSG 280001Z FEB 24.
010542Z SEP 2023 NAVAREA V COASTAL 490/23 010343Z SEP 23.

HYDROLANT 1949/2023 (24)WESTERN SOUTH ATLANTIC.
DNC 01.
1. RADIOBEACON AT TRAMANDAI LIGHT
   30-00.60S 050-08.72W INOPERATIVE.
2. CANCEL THIS MSG 262105Z FEB 24.
302141Z AUG 2023 NAVAREA V COASTAL 482/23 302107Z AUG 23.

HYDROLANT 1948/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL
   242100Z JAN 24 BY M/V BOLD MAVERICK
   IN AREA BOUND BY
   23-02.71S 043-29.21W, 24-14.08S 042-47.55W,
   24-27.97S 042-39.85W, 24-31.12S 042-18.25W,
   24-58.97S 042-46.77W, 25-31.27S 042-56.07W,
   24-05.90S 046-30.46W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 1869/23.
3. CANCEL THIS MSG 242200Z JAN 24.
302129Z AUG 2023 NAVAREA V COASTAL 481/23 302105Z AUG 23.

HYDROLANT 1930/2023 (24)WESTERN NORTH ATLANTIC.
BRAZIL.
DNC 01.
1. PAU CAVADO LIGHT 00-11.50N 050-47.24W
   DAMAGED.
2. CANCEL HYDROLANT 1843/23.
3. CANCEL THIS MSG 150001Z FEB 24.
290321Z AUG 2023 NAVAREA V COASTAL 451/23 290313Z AUG 23.

HYDROLANT 1922/2023 (57)EASTERN SOUTH ATLANTIC.
DNC 01.
CABLE OPERATIONS 301200Z AUG UNTIL FURTHER NOTICE
BY CABLESHIP LEON THEVENIN IN AREA BOUND BY
05-40.00S 007-33.00E, 05-30.00S 008-15.00E,
05-43.00S 009-25.00E, 06-11.00S 009-35.00E,
05-48.00S 008-20.00E, 05-59.00S 007-34.00E.
ONE MILE BERTH REQUESTED.
271533Z AUG 2023 NAVAREA II 225/23 271500Z AUG 23.

HYDROLANT 1921/2023 (51)EASTERN NORTH ATLANTIC.
MOROCCO.
DNC 01, DNC 08.
1. GUNNERY EXERCISES 01 SEP THRU 31 DEC
   IN AREAS BOUND BY:
   A. 33-41.04N 008-03.04W, 33-41.04N 008-26.91W,
      33-48.57N 008-25.20W, 33-55.20N 008-19.83W,
      33-59.48N 008-12.24W, 34-00.97N 008-03.04W.
   B. 29-53.03N 010-15.00W, 29-53.03N 010-37.91W,
      30-00.48N 010-36.31W, 30-07.34N 010-31.06W,
      30-11.50N 010-23.86W, 30-12.93N 010-15.00W.
   C. 27-00.00N 013-50.00W, 27-00.00N 014-12.31W,
      27-07.64N 014-10.67W, 27-14.20N 014-05.75W,
      27-18.48N 013-58.64W, 27-19.98N 013-50.00W.
   D. 23-35.00N 017-00.00W, 23-35.00N 017-21.74W,
      23-42.69N 017-20.11W, 23-49.03N 017-15.57W,
      23-53.44N 017-08.42W, 23-54.98N 017-00.00W.
2. CANCEL THIS MSG 010001Z JAN 24.
271523Z AUG 2023 NAVAREA II 224/23 271500Z AUG 23.

HYDROLANT 1911/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. NOVA VICOSA LIGHT 17-53.65S 039-22.32W UNLIT.
2. CANCEL THIS MSG 220120Z FEB 24.
260643Z AUG 2023 NAVAREA V COASTAL 471/23 260326Z AUG 23.

HYDROLANT 1902/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
TRAMANDAI LIGHT 30-00.49S 050-08.13W RACON INOPERATIVE.
242200Z AUG 2023 NAVAREA V COASTAL 469/23 242131Z AUG 23.

HYDROLANT 1893/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. ILHA MAIAU LIGHT 01-16.92S 044-54.21W
   TEMPORARILY ESTABLISHED.
2. CANCEL THIS MSG 190001Z FEB 24.
240637Z AUG 2023 NAVAREA V COASTAL 464/23 232021Z AUG 23.

HYDROLANT 1881/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 07.
RACON (B) AT CONCEICAO LIGHT
31-43.83S 051-28.90W INOPERATIVE.
222351Z AUG 2023 NAVAREA V COASTAL 461/23 222141Z AUG 23.

HYDROLANT 1872/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. ILHA PAU A PINO LIGHT 23-06.00S 044-07.10W UNLIT
   UNTIL 17 FEB 24.
2. CANCEL HYDROLANT 447/23.
3. CANCEL THIS MSG 180001Z FEB 24.
212201Z AUG 2023 NAVAREA V COASTAL 457/23 212113Z AUG 23.

HYDROLANT 1870/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. MORRO DE SAO PAULO LIGHT 13-22.53S 038-54.92W
   TEMPORARILY CHANGED TO F W UNTIL 171930Z FEB 24.
2. CANCEL THIS MSG 172030Z FEB 24.
212144Z AUG 2023 NAVAREA V COASTAL 459/23 212034Z AUG 23.

HYDROLANT 1865/2023 (55)BLACK SEA.
TURKEY.
DNC 10.
1. SURVEY OPERATIONS 22 AUG THRU 30 SEP BY
   M/V BARBAROS HAYREDDIN PASA, M/V TANUX-1
   AND M/V VIVRE-G IN AREA BOUND BY
   42-17.41N 037-24.89E, 41-36.34N 036-50.76E,
   40-57.72N 038-17.07E, 40-56.28N 038-20.98E,
   40-55.86N 038-23.66E, 40-55.57N 038-26.65E,
   40-55.56N 038-29.39E, 40-55.68N 038-31.32E,
   40-56.89N 038-34.12E, 40-58.44N 038-36.75E,
   41-20.70N 038-54.86E, 41-44.36N 038-02.92E,
   41-56.79N 038-13.19E.
   FIVE MILE BERTH REQUESTED.
2. CANCEL THIS MSG 010001Z OCT 23.
211007Z AUG 2023 TURKEY 71/23 210901Z AUG 23.

HYDROLANT 1854/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. FORT SANTA CRUZ LIGHT 22-56.28S 043-08.06W
   UNLIT UNTIL 16 DEC.
2. CANCEL HYDROLANT 1368/23.
3. CANCEL THIS MSG 160145Z FEB 24.
200311Z AUG 2023 NAVAREA V COASTAL 454/23 200203Z AUG 23.

HYDROLANT 1844/2023 (24)WESTERN NORTH ATLANTIC.
BRAZIL.
DNC 14.
1. CABO ORANGE LIGHT 04-25.86N 051-32.52W UNLIT
   UNTIL 15 FEB 24.
2. CANCEL THIS MSG 160001Z FEB 24.
190515Z AUG 2023 NAVAREA V COASTAL 452/23 190327Z AUG 23.

HYDROLANT 1833/2023 (35)EASTERN NORTH ATLANTIC.
NORTH MINCH.
SCOTLAND.
DNC 19, DNC 20.
CGOC STORNOWAY MF DSC AND R/T SERVICES
AT BUTT OF LEWIS SITE 58-27.70N 006-13.90W
OFF AIR.
180826Z AUG 2023 WZ 620/23 180801Z AUG 23.

HYDROLANT 1831/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. QUISSAMA LIGHT 22-09.68S 041-17.82W UNLIT
   UNTIL 14 FEB 24.
2. CANCEL THIS MSG 150001Z FEB 24.
180442Z AUG 2023 NAVAREA V COASTAL 450/23 180354Z AUG 23.

HYDROLANT 1824/2023 (55)BLACK SEA.
TURKEY.
DNC 10.
1. SURVEY OPERATIONS IN PROGRESS UNTIL
   01 OCT BY M/V PROTEUS IN AREA BOUND BY
   42-52.67N 031-23.02E, 42-51.91N 031-12.83E,
   42-44.96N 031-15.39E, 42-45.40N 031-24.40E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 020001Z OCT 23.
170656Z AUG 2023 TURKEY 69/23 170653Z AUG 23.

HYDROLANT 1814/2023 (37)BAY OF BISCAY.
FRANCE.
DNC 08.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 112200Z OCT
   BY M/V EMMA BARDAN IN AREA BOUND BY
   48-00.00N 005-50.00W, 43-26.52N 005-50.00W,
   43-25.79N 001-15.00W, 48-00.00N 001-15.00W.
2. CANCEL THIS MSG 112300Z OCT 23.
161116Z AUG 2023 AVURNAV BREST 268/23 161056Z AUG 23.

HYDROLANT 1811/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. HAZARDOUS OPERATIONS 0530Z TO 1800Z
   DAILY 21 AUG THRU 29 SEP
   IN AREA BOUND BY
   05-42.53S 034-45.02W, 06-09.83S 034-46.82W,
   06-03.93S 034-57.22W, 05-43.03S 034-56.32W.
2. CANCEL THIS MSG 291900Z SEP 23.
160323Z AUG 2023 NAVAREA V COASTAL 448/23 160241Z AUG 23.

HYDROLANT 1787/2023 (57)EASTERN SOUTH ATLANTIC.
CONGO (BRAZZAVILLE).
DNC 01.
SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER
NOTICE BY M/V SW EMPRESS TOWING 7000 METER
LONG CABLES IN AREA BOUND BY
04-47.59S 011-25.92E, 04-40.87S 011-42.65E,
05-07.54S 011-54.83E, 05-19.19S 011-40.40E.
SIX MILE BERTH REQUESTED.
121433Z AUG 2023 NAVAREA II 213/23 121409Z AUG 23.

HYDROLANT 1769/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. BELMONTE LIGHT 15-51.80S 038-52.60W UNRELIABLE
   UNTIL 05 FEB 24.
2. CANCEL THIS MSG 060001Z FEB 24.
100149Z AUG 2023 NAVAREA V COASTAL 433/23 092124Z AUG 23.

HYDROLANT 1757/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 20 AUG BY
   M/V RAMFORM TETHYS TOWING 12 8000 METER LONG
   CABLES IN AREA BOUND BY
   26-45.04S 044-58.45W, 26-44.55S 046-40.34W,
   26-49.19S 046-41.07W, 27-14.59S 047-06.48W,
   27-28.07S 047-16.30W, 28-14.34S 047-16.30W,
   28-14.39S 044-58.26W.
2. CANCEL HYDROLANT 1704/23.
3. CANCEL THIS MSG 210001Z AUG 23.
082323Z AUG 2023 NAVAREA V 284/23 082112Z AUG 23.

HYDROLANT 1709/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. PONTA DO RETIRO LIGHT 21-21.58S 040-57.76W
   UNLIT UNTIL 27 JAN 24.
2. CANCEL THIS MSG 280001Z JAN 24.
010136Z AUG 2023 NAVAREA V COASTAL 422/23 312139Z JUL 23.

HYDROLANT 1665/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 07.
1. CONCEICAO LIGHT 31-43.83S 051-28.90W DESTROYED.
2. CANCEL THIS MSG 202130Z JAN 24.
250047Z JUL 2023 NAVAREA V COASTAL 402/23 242132Z JUL 23.

HYDROLANT 1645/2023 (55)BLACK SEA.
ROMANIA.
DNC 10.
HAZARDOUS OPERATIONS IN PROGRESS UNTIL
FURTHER NOTICE IN AREA WITHIN ONE MILE OF
44-08.61N 028-57.00E.
211707Z JUL 2023 ROMANIA 95/23 211603Z JUL 23.

HYDROLANT 1632/2023 (37)BAY OF BISCAY.
FRANCE.
DNC 08.
UNEXPLODED ORDNANCE IN 44-28.00N 001-56.33W.
200437Z JUL 2023 AVURNAV BREST 237/23 200434Z JUL 23.

HYDROLANT 1604/2023 (43)NORTH SEA.
NORWEGIAN SEA.
NORWAY.
DNC 20.
SURVEY OPERATIONS 17 JUL UNTIL FURTHER NOTICE
BY M/V RAMFORM VANGUARD TOWING 17 4200
METER LONG CABLES IN AREA BOUND BY
61-18.14N 002-46.76E, 61-18.18N 001-48.16E,
60-57.81N 001-52.23E, 60-57.80N 002-42.58E.
FOUR MILE BERTH REQUESTED.
161213Z JUL 2023 RAMFORM VANGUARD 0/23 161201Z JUL 23.

HYDROLANT 1601/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. PONTA DAS CABECUDAS LIGHT 26-55.60S 048-37.40W UNLIT
   UNTIL 11 JAN 24.
2. CANCEL THIS MSG 120001Z JAN 24.
152327Z JUL 2023 NAVAREA V COASTAL 389/23 152307Z JUL 23.

HYDROLANT 1556/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. BARRA DE ITABAPOANA LIGHT 21-18.82S 040-57.95W UNLIT
   UNTIL 06 JAN 24.
2. CANCEL THIS MSG 070001Z JAN 24.
102130Z JUL 2023 NAVAREA V COASTAL 379/23 102053Z JUL 23.

HYDROLANT 1523/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. PONTA DE CALCANHAR LIGHT
   05-09.66S 035-29.20W UNLIT UNTIL
   03 JAN 24.
2. CANCEL HYDROLANT 644/23.
3. CANCEL THIS MSG 040001Z JAN 24.
070648Z JUL 2023 NAVAREA V COASTAL 375/23 070245Z JUL 23.

HYDROLANT 1442/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. MORRO DE SAO PAULO LIGHT 13-22.60S 038-54.90W
   UNLIT UNTIL 24 DEC.
2. CANCEL HYDROLANT 956/23.
3. CANCEL THIS MSG 250001Z DEC 23.
270328Z JUN 2023 NAVAREA V COASTAL 348/23 270311Z JUN 23.

HYDROLANT 1435/2023 (37)BAY OF BISCAY.
FRANCE.
DNC 08.
UNEXPLODED ORDNANCE IN 44-23.00N 001-46.00W.
261350Z JUN 2023 AVURNAV BREST 206/23 261335Z JUN 23.

HYDROLANT 1403/2023 (35)NORTH SEA.
SHETLAND ISLANDS.
DNC 20.
CGOC SHETLAND MF R/T SERVICES AT LERWICK SITE
60-08.90N 001-08.40W OFF AIR.
230949Z JUN 2023 WZ 475/23 230900Z JUN 23.

HYDROLANT 1395/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. CABLE OPERATIONS IN PROGRESS THRU 03 JAN 24
   BY M/V PUERTO REAL IN AREA BOUND BY
   24-31.30S 042-12.30W, 24-20.60S 042-39.40W,
   24-21.60S 044-23.00W, 25-43.40S 043-47.30W,
   25-36.50S 043-03.10W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 040001Z JAN 24.
230010Z JUN 2023 NAVAREA V 208/23 222104Z JUN 23.

HYDROLANT 1361/2023 (37)BAY OF BISCAY.
FRANCE.
DNC 08.
UNEXPLODED ORDNANCE IN 44-25.00N 001-52.00W.
191706Z JUN 2023 AVURNAV BREST 194/23 191649Z JUN 23.

HYDROLANT 1271/2023 (37)NORTH SEA.
DNC 20.
1. OFFSHORE WIND FARM CONSTRUCTION AREA
   ESTABLISHED IN AREA BOUND BY
   55-00.60N 001-55.00E, 55-09.40N 002-11.60E,
   54-58.20N 002-32.30E, 54-49.30N 002-16.80E.
2. CANCEL HYDROLANT 1219/23.
080916Z JUN 2023 NAVAREA I 103/23 080900Z JUN 23.

HYDROLANT 1270/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. MACEIO LIGHT 09-39.37S 035-43.55W UNLIT
   UNTIL 05 DEC.
2. CANCEL HYDROLANT 539/23.
3. CANCEL THIS MSG 060001Z DEC 23.
080449Z JUN 2023 NAVAREA V COASTAL 307/23 080306Z JUN 23.

HYDROLANT 1245/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. ARQUIPELAGO DE ALCATRAZES LIGHT
   24-05.75S 045-42.18W UNLIT UNTIL 01 DEC.
2. CANCEL HYDROLANT 207/23.
3. CANCEL THIS MSG 020001Z DEC 23.
050704Z JUN 2023 NAVAREA V COASTAL 296/23 050302Z JUN 23.

HYDROLANT 1244/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. ILHA QUEIMADA GRANDE LIGHT
   24-28.74S 046-40.61W UNLIT UNTIL 01 DEC.
2. CANCEL THIS MSG 020001Z DEC 23.
050423Z JUN 2023 NAVAREA V COASTAL 300/23 050302Z JUN 23.

HYDROLANT 1243/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. LAJE DE SANTOS LIGHT 24-19.19S 046-10.92W
   UNLIT UNTIL 01 DEC.
2. CANCEL HYDROLANT 208/23.
3. CANCEL THIS MSG 020001Z DEC 23.
050401Z JUN 2023 NAVAREA V COASTAL 298/23 050301Z JUN 23.

HYDROLANT 1208/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. PONTA DO TAGANO C5 RANGE FRONT LIGHT
   20-19.30S 040-16.50W UNLIT UNTIL 25 NOV.
2. CANCEL THIS MSG 260001Z NOV 23.
310306Z MAY 2023 NAVAREA V COASTAL 281/23 291006Z MAY 23.

HYDROLANT 1181/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. SANTO AGOSTINHO LIGHT 08-21.09S 034-56.84W
   UNLIT UNTIL 22 NOV.
2. CANCEL THIS MSG 230001Z NOV 23.
262237Z MAY 2023 NAVAREA V COASTAL 275/23 262132Z MAY 23.

HYDROLANT 1171/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. DEPTHS REPORTED:
   A. 3.1 METERS IN 00-21.99S 047-58.30W.
   B. 1.6 METERS IN 00-22.95S 047-59.21W.
   C. 8.6 METERS IN 00-24.51S 048-04.20W.
   D. 5.3 METERS IN 00-30.80S 047-53.64W.
   E. 1.9 METERS IN 00-33.43S 047-55.20W.
   F. 6.5 METERS IN 00-53.64S 048-30.07W.
   G. 7.0 METERS IN 01-00.27S 048-30.41W.
2. CANCEL HYDROLANT 1165/23.
260619Z MAY 2023 NAVAREA V COASTAL 274/23 260316Z MAY 23.

HYDROLANT 1170/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. DEPTHS REPORTED:
   A. 9.6 METERS IN 00-24.85S 048-04.63W.
   B. 8.6 METERS IN 00-24.51S 048-04.20W.
   C. 7.0 METERS IN 01-00.27S 048-30.41W.
   D. 6.5 METERS IN 00-53.64S 048-30.07W.
2. CANCEL HYDROLANT 1166/23.
260602Z MAY 2023 NAVAREA V COASTAL 273/23 260314Z MAY 23.

HYDROLANT 1169/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. DEPTHS REPORTED:
   A. 8.6 METERS IN 00-24.51S 048-04.20W.
   B. 5.3 METERS IN 00-30.80S 047-53.64W.
   C. 1.6 METERS IN 00-22.95S 047-59.21W.
   D. 3.1 METERS IN 00-21.99S 047-58.30W.
   E. 3.2 METERS IN 00-23.25S 047-59.41W.
   F. 3.4 METERS IN 00-22.49S 047-58.79W.
   G. 4.5 METERS IN 00-21.68S 047-57.96W.
   H. 7.4 METERS IN 00-30.43S 047-53.38W.
   I. 1.9 METERS IN 00-33.43S 047-55.20W.
2. CANCEL HYDROLANT 1164/23.
260524Z MAY 2023 NAVAREA V COASTAL 272/23 260312Z MAY 23.

HYDROLANT 1153/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. SURVEY OPERATIONS IN PROGRESS UNTIL
   260300Z JAN 24 BY M/V C-WARRIOR AND
   M/V C-VIKING IN AREA WITHIN TEN MILES
   OF 00-14.49S 047-23.07W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 2423/22.
3. CANCEL THIS MSG 260400Z JAN 24.
250441Z MAY 2023 NAVAREA V COASTAL 267/23 250329Z MAY 23.

HYDROLANT 1039/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 07.
1. RACON AT BARRA LIGHT 32-07.10S 052-04.60W
   INOPERATIVE UNTIL 06 NOV.
2. CANCEL THIS MSG 070001Z NOV 23.
110347Z MAY 2023 NAVAREA V COASTAL 240/23 102215Z MAY 23.

HYDROLANT 1038/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. RACON AT BERTA LIGHT 30-23.90S 050-17.40W
   INOPERATIVE UNTIL 06 NOV.
2. CANCEL THIS MSG 070001Z NOV 23.
110343Z MAY 2023 NAVAREA V COASTAL 239/23 102213Z MAY 23.

HYDROLANT 1037/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. RACON AT TRAMANDAI LIGHT
   30-00.50S 050-08.20W INOPERATIVE
   UNTIL 06 NOV.
2. CANCEL THIS MSG 070001Z NOV 23.
110336Z MAY 2023 NAVAREA V COASTAL 238/23 102209Z MAY 23.

HYDROLANT 960/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. PORTO SEGURO LIGHT 16-26.10S 039-03.80W UNLIT
   UNTIL 30 OCT.
2. CANCEL THIS MSG 310001Z OCT 23.
032259Z MAY 2023 NAVAREA V COASTAL 226/23 032158Z MAY 23.

HYDROLANT 959/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. ITARIRI LIGHT 11-57.30S 037-37.30W UNLIT
   UNTIL 30 OCT.
2. CANCEL THIS MSG 310001Z OCT 23.
032254Z MAY 2023 NAVAREA V COASTAL 225/23 032204Z MAY 23.

HYDROLANT 957/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. MORRO TAIPUS LIGHT 13-57.20S 038-56.50W UNLIT
   UNTIL 30 OCT.
2. CANCEL THIS MSG 310001Z OCT 23.
032238Z MAY 2023 NAVAREA V COASTAL 223/23 032207Z MAY 23.

HYDROLANT 945/2023 (57)EASTERN SOUTH ATLANTIC.
NAMIBIA.
DNC 01.
1. SEABED FLAMES ESTABLISHED IN
   IN:
   A. 26-37.25S 015-07.89E.
   B. 26-37.44S 015-05.96E.
2. CANCEL HYDROLANT 789/23.
022014Z MAY 2023 NAVAREA VII 158/23 021942Z MAY 23.

HYDROLANT 915/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. CABO FRIO LIGHT 23-00.81S 042-00.05W
   AT REDUCED INTENSITY UNTIL 25 OCT.
2. CANCEL THIS MSG 260001Z OCT 23.
290055Z APR 2023 NAVAREA V COASTAL 218/23 282103Z APR 23.

HYDROLANT 808/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. PONTA DE MONTE SERRAT LIGHT
   12-55.71S 038-31.16W UNLIT UNTIL 11 OCT.
2. CANCEL HYDROLANT 798/23.
3. CANCEL THIS MSG 120001Z OCT 23.
142334Z APR 2023 NAVAREA V COASTAL 197/23 142138Z APR 23.

HYDROLANT 757/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
PONTA DO ARACAGI LIGHT 02-27.0S 044-08.9W UNLIT.
082200Z APR 2023 NAVAREA V COASTAL 186/23 082131Z APR 23.

HYDROLANT 735/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. PLATFORM PRB-1 LIGHT 10-39.20S 036-38.06W UNLIT
   UNTIL 02 OCT.
2. CANCEL THIS MSG 030001Z OCT 23.
050433Z APR 2023 NAVAREA V COASTAL 181/23 050319Z APR 23.

HYDROLANT 731/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. ARARANGUA LIGHT 28-56.04S 049-21.66W UNLIT
   UNTIL 01 OCT.
2. CANCEL HYDROLANT 518/23.
3. CANCEL THIS MSG 020001Z OCT 23.
050047Z APR 2023 NAVAREA V COASTAL 180/23 042103Z APR 23.

HYDROLANT 730/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
1. ILHA DA MOELA LIGHT 24-03.04S 046-15.81W UNLIT
   UNTIL 01 OCT.
2. CANCEL THIS MSG 020001Z OCT 23.
050027Z APR 2023 NAVAREA V COASTAL 179/23 042102Z APR 23.

HYDROLANT 643/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
MAN OVERBOARD FROM VESSEL IN
06-52.98S 034-34.98W. VESSELS IN
VICINITY REQUESTED TO KEEP A SHARP LOOKOUT,
ASSIST IF POSSIBLE. REPORTS TO ANY COASTAL
RADIO STATION.
240126Z MAR 2023 NAVAREA V SAR 9/23 240028Z MAR 23.

HYDROLANT 632/2023 (57)EASTERN SOUTH ATLANTIC.
ANGOLA.
DNC 01.
PONTA DO PADRAO LIGHT 06-04.70S 012-19.70E
UNRELIABLE.
221342Z MAR 2023 NAVAREA VII 84/23 221338Z MAR 23.

HYDROLANT 603/2023 (55)BLACK SEA.
TURKEY TO UKRAINE.
DNC 10.
1. THE BLACK SEA GRAIN INITIATIVE JCC HAS ESTABLISHED A
   ROUTE FOR VESSELS INBOUND AND OUTBOUND OF UKRAINIAN
   PORTS. THE ROUTE IS 320NM LONG AND CONNECTS THE LISTED
   UKRAINIAN PORTS WITH INSPECTION AREAS INSIDE TURKISH
   TERRITORIAL SEAS.
   THE MARITIME HUMANITARIAN CORRIDOR (MHC) FORMS PART
   OF THIS ROUTE AND EXTENDS FROM THE BOUNDARY OF
   UKRAINIAN TERRITORIAL SEAS TO THE SOUTHERN WAYPOINT
   OF THE HIGH SEAS TRANSIT CORRIDOR (HSTC).
   WHILST TRANSITING THE MHC NO MILITARY SHIP, AIRCRAFT
   OR UAV MAY CLOSE WITHIN A RADIUS 10NM OF ANY VESSEL
   ENGAGED IN THE INITIATIVE AND TRANSITING THE CORRIDOR.
   VESSELS ENCOUNTERING PROVOCATIONS OR THREATS WHILE
   TRANSITING THE MHC SHOULD REPORT IMMEDIATELY TO THE JCC.
   NO VESSEL SHALL TRANSIT THE MHC WITHOUT THE AUTHORIZATION
   OF THE JCC.
   PILOTS WILL EMBARK FOR PASSAGE BETWEEN BERTH AND HOLDING AREA.
   A. CHORNOMORSK TO HOLDING AREA CHANNEL
      WITHIN 200M OF TRACKLINE JOINING
      46-24.00N 030-54.00E, 46-20.50N 030-43.20E,
      46-20.00N 030-42.70E, 46-18.84N 030-41.81E,
      46-19.12N 030-40.60E.
   B. ODESA TO HOLDING AREA CHANNEL
      WITHIN 200M OF TRACKLINE JOINING
      46-30.00N 030-54.00E, 46-30.00N 030-46.40E,
      46-29.90N 030-46.04E, 46-29.99N 030-44.54E.
   C. PIVDENNYI TO HOLDING AREA CHANNEL
      WITHIN 200M OF TRACKLINE JOINING
      46-30.50N 030-57.00E, 46-32.60N 030-57.00E,
      46-33.34N 031-00.04E, 46-36.19N 031-01.00E.
   D. HOLDING AREA IN AREA BOUND BY
      46-30.50N 030-54.00E, 46-30.50N 030-58.20E,
      46-24.00N 030-58.20E, 46-24.00N 030-54.00E.
   E. VESSEL MUST TRANSIT BETWEEN THE HOLDING AREA
      AND MHC THROUGH THE AREA BOUNDED BY
      46-24.00N 030-54.00E, 46-19.00N 031-05.00E,
      46-12.00N 031-07.50E, 46-12.00N 031-12.50E,
      46-27.00N 031-10.50E, 46-28.20N 030-58.20E.
2. THE HSTC IS 83NM LONG AND 3NM WIDE. WHEN TRANSITING
   THE HSTC VESSELS ARE CONSIDERED RESTRICTED IN THEIR
   ABILITY TO MANEUVER AND SHOULD DISPLAY THE APPROPRIATE
   LIGHTS/SHAPES. VESSELS MUST TRANSIT BETWEEN
   0500 TO 2100 LOCAL ALONG TRACKLINE JOINING
   44-53.00N 030-39.50E, 45-37.10N 030-48.10E,
   46-12.00N 031-10.00E.
3. A SOUTHERN WAITING AREA IS DESIGNATED AS A
   TEMPORARY HOLDING AREA FOR VESSELS ENGAGED IN
   THE INITIATIVE. INBOUND VESSELS MAY USE THE
   SOUTHERN WAITING AREA TO AWAIT TRANSIT DURING
   AUTHORIZED HOURS, INFORMING THE JCC THROUGH
   ISTANBUL TRAFFIC, IN AREA BOUND BY
   44-50.00N 030-10.00E, 44-50.00N 030-25.00E,
   44-55.00N 030-25.00E, 45-00.00N 030-10.00E.
4. VESSELS ON PASSAGE BETWEEN THE MARITIME
   HUMANITARIAN CORRIDOR AND THE INSPECTION AREA
   SHALL PASS THROUGH POSITION IN 42-19.15N 029-27.00E.
   ISTANBUL VTS WILL INFORM AND DIRECT VESSELS TO THE
   APPROPRIATE INSPECTION AREA.
   A. INSPECTION AREA N (BLACK SEA) IN AREA BOUND BY
      41-14.90N 028-59.58E, 41-17.26N 028-59.58E,
      41-17.26N 029-02.20E, 41-15.50N 029-04.60E,
      41-15.20N 029-04.60E.
   B. INSPECTION AREA S (SEA OF MARMARA) IN AREA BOUND BY
      41-00.36N 028-59.13E, 40-59.33N 028-58.57E,
      40-58.09N 028-56.47E, 40-59.84N 028-56.47E,
      40-58.48N 028-53.28E, 40-59.50N 028-56.28E,
      40-58.06N 028-56.28E, 40-56.46N 028-53.28E.
5. OTHER THAN IN CASE OF EMERGENCY, PORT CALLS AND
   PROLONGED STOPS ARE NOT PERMITTED DURING THE
   TRANSIT. SHIP TO SHIP TRANSFERS ARE NOT AUTHORIZED.
   VESSELS PARTICIPATING IN THE INITIATIVE MUST TRANSMIT
   ON AIS AT ALL TIMES. ADDITIONAL PROCEDURES FOR VESSELS
   WISHING TO PARTICIPATE IN THE INITIATIVE ARE CONTAINED
   IN IMO CIRCULAR LETTER 4611 (SERIES).
191308Z MAR 2023 NAVAREA III 23/23 191208Z MAR 23.

HYDROLANT 600/2023 (24)WESTERN SOUTH ATLANTIC.
DNC 07.
1. M/V F7V MERCEA DISABLED AND ADRIFT IN
   35-41.90S 052-04.10W.
   VESSELS IN VICINITY REQUESTED TO
   KEEP A SHARP LOOKOUT, ASSIST IF POSSIBLE.
   REPORTS TO ANY COASTAL RADIO STATION.
2. CANCEL HYDROLANT 594/23.
181543Z MAR 2023 NAVAREA VI 105/23 181521Z MAR 23.

HYDROLANT 295/2023 (29)BRANSFIELD STRAIT.
ANTARCTICA.
DNC 29.
RACON AT ISLOTE MONTRAVEL 63-08.60S 058-02.40W
INOPERATIVE.
060406Z FEB 2023 NAVAREA XV 19/23 060357Z FEB 23.

HYDROLANT 262/2023 (55)BLACK SEA.
ROMANIA.
DNC 10.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 30 DEC
   BY M/V SHADOW 1 IN AREA BOUND BY
   45-07.89N 029-48.75E, 45-07.36N 029-48.27E,
   45-08.46N 029-45.84E, 45-08.99N 029-46.34E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 310001Z DEC 23.
021226Z FEB 2023 ROMANIA 10/23 021102Z FEB 23.

HYDROLANT 185/2023 (37)ENGLISH CHANNEL.
FRANCE.
DNC 20.
ILE VIERGE LIGHT 48-38.33N 004-34.04W AT REDUCED INTENSITY.
231300Z JAN 2023 AVURNAV BREST 28/23 231239Z JAN 23.

HYDROLANT 142/2023 (37)BAY OF BISCAY.
FRANCE.
DNC 08.
FISHING GEAR ABANDONED IN VICINITY
46-16.00N 002-18.00W.
180919Z JAN 2023 AVURNAV BREST 20/23 180910Z JAN 23.

HYDROLANT 31/2023 (54)AEGEAN SEA.
DNC 09.
1. HAZARDOUS OPERATIONS SUNRISE TO SUNSET
   01 JAN THRU 14 JUN AND 16 SEP THRU 31 DEC
   IN AREA BOUND BY
   39-00.00N 025-10.00E, 39-20.00N 024-58.00E,
   39-14.00N 024-40.00E, 38-54.00N 024-52.00E.
2. CANCEL THIS MSG 010001Z JAN 24.
040909Z JAN 2023 TURKEY 2/23 040901Z JAN 23.

HYDROLANT 30/2023 (54)AEGEAN SEA.
DNC 09.
1. HAZARDOUS OPERATIONS SUNRISE TO SUNSET
   01 JAN THRU 14 JUN AND 16 SEP THRU 31 DEC
   IN AREA BOUND BY
   40-16.50N 025-39.00E, 40-18.00N 025-30.00E,
   40-35.00N 024-58.00E, 40-11.00N 024-33.00E,
   40-09.00N 024-45.00E, 40-20.00N 024-56.00E,
   40-07.00N 025-33.00E.
2. CANCEL THIS MSG 010001Z JAN 24.
040853Z JAN 2023 TURKEY 1/23 040842Z JAN 23.

HYDROLANT 29/2023 (54)AEGEAN SEA.
DNC 09.
1. HAZARDOUS OPERATIONS SUNRISE TO SUNSET
   01 JAN THRU 14 JUN AND 16 SEP THRU 31 DEC
   IN AREA BOUND BY
   37-27.00N 026-17.00E, 37-08.50N 026-27.50E,
   37-05.00N 026-09.00E, 37-24.00N 026-00.00E,
   37-24.00N 026-04.00E.
2. CANCEL THIS MSG 010001Z JAN 24.
040835Z JAN 2023 TURKEY 3/23 040820Z JAN 23.

HYDROLANT 28/2023 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
PONTA DA BALEIA LIGHT 17-41.31S 039-08.27W UNLIT.
040021Z JAN 2023 NAVAREA V COASTAL 2/23 040007Z JAN 23.

HYDROLANT 14/2023 (54)AEGEAN SEA.
DNC 09.
1. HAZARDOUS OPERATIONS IN PROGRESS
   0500Z TO 1500Z MONDAY THRU THURSDAY
   UNTIL 31 DEC 22 EXCEPT HOLIDAYS
   IN AREA BOUND BY
   39-26.00N 023-53.00E, 39-46.00N 023-40.00E,
   40-00.50N 024-18.00E, 39-43.00N 024-31.00E.
2. CANCEL THIS MSG 010001Z JAN 24.
021101Z JAN 2023 GREEK NAVTEX 267/23 021042Z JAN 23.

HYDROLANT 13/2023 (54)AEGEAN SEA.
DNC 09.
1. HAZARDOUS OPERATIONS SUNRISE TO SUNSET
   01 JAN THRU 14 JUN AND 16 SEP THRU 31 DEC
   IN AREA BOUND BY
   38-16.00N 025-21.00E, 37-46.00N 025-49.00E,
   37-34.00N 025-23.00E, 37-42.00N 025-01.00E,
   38-00.00N 024-52.00E, 38-02.00N 024-52.00E.
2. CANCEL THIS MSG 010001Z JAN 24.
021048Z JAN 2023 GREEK NAVTEX 266/23 021042Z JAN 23.

HYDROLANT 12/2023 (54)EASTERN MEDITERRANEAN SEA.
IONIAN SEA.
DNC 09.
1. HAZARDOUS OPERATIONS SUNRISE TO SUNSET MONDAY,
   SUNRISE TO 2100Z TUESDAY THRU THURSDAY AND
   SUNRISE TO 1000Z FRIDAY, FROM 01 JAN THRU 31 DEC
   IN AREA BOUND BY
   36-48.00N 021-40.00E, 36-48.00N 021-50.00E,
   36-42.00N 021-54.00E, 36-31.00N 022-13.00E,
   36-21.50N 022-04.50E, 36-36.00N 021-40.00E.
2. CANCEL THIS MSG 311100Z DEC 23.
021038Z JAN 2023 GREEK NAVTEX 286/23 021027Z JAN 23.

HYDROLANT 11/2023 (54)EASTERN MEDITERRANEAN SEA.
AEGEAN SEA.
DNC 09.
1. GUNNERY AND MISSILE OPERATIONS IN PROGRESS
   0530Z TO SUNSET WEDNESDAY THRU SATURDAY UNTIL
   31 DEC:
   A. IN AREA BOUND BY
      35-36.00N 024-07.00E, 36-18.00N 024-07.00E,
      36-18.00N 025-59.00E, 36-25.00N 026-12.00E,
      36-16.00N 026-40.00E, 35-36.00N 026-41.00E,
      35-31.00N 024-11.00E.
   B. IN AREA WITHIN 1000 METERS OF 35-32.00N 024-13.00E.
   C. IN AREA WITHIN 1000 METERS OF 35-36.33N 024-10.00E.
2. CANCEL THIS MSG 010001Z JAN 24.
021020Z JAN 2023 GREEK NAVTEX  1021/23 021011Z JAN 23.

HYDROLANT 3303/2022 (29)WESTERN SOUTH ATLANTIC.
SOUTH GEORGIA AND THE SOUTH SANDWICH ISLANDS.
DNC 01.
1. 14.3 METER SHOAL REPORTED IN
   54-44.15S 035-46.05W.
2. CANCEL HYDROLANT 3293/22.
261516Z DEC 2022 NAVAREA VI 449/22 261502Z DEC 22.

HYDROLANT 3278/2022 (29)BRANSFIELD STRAIT.
ANTARCTICA.
DNC 29.
12 METER SHOALS REPORTED IN:
A. 64-30.90S 062-09.30W.
B. 64-28.20S 061-55.50W.
221635Z DEC 2022 NAVAREA VI 447/22 221523Z DEC 22.

HYDROLANT 3226/2022 (GEN)MARITIME SAFETY WEBSITES.
1. NGA CONTINUES TO EXPERIENCE SOME TECHNICAL
   DIFFICULTIES AND USERS MAY STILL EXPERIENCE
   PROBLEMS ACCESSING CAC ENABLED/NIPRNET
   MARITIME SAFETY WEBSITES AND ESYNC.
   HOWEVER, MOST USERS SHOULD NOW BE ABLE
   TO ACCESS THESE SITES.
2. USERS THAT ARE STILL EXPERIENCING ISSUES CAN ACCESS
   DNC VDU PATCHES ON THE WWW AT HTTPS:DNC.NGA.MIL
   OR FULL UPDATED DNC LIBRARIES ON THE SIPRNET
   AT HTTP://DNC.NGA.SMIL.MIL.
3. USERS CAN ALSO ACCESS ESYNC OUTSIDE OF THE
   NGA NETWORK TO MAINTAIN DNC AND ENC AT
   HTTPS://EDGESYNC.DISTANCESUPPORT.NAVY.MIL/ESYNC.
4. FOR URGENT SERVICE CONTACT NGA NAVSAFETY,
   DSN: 547 5455, COMM: 800 362 6289 OR 571 557 5455,
   E-MAIL: NAVSAFETY@NGA.MIL, OR MSG TO
   NGA NAVSAFETY WASHINGTON DC.
5. CANCEL HYDROLANT 3039/22.
161722Z DEC 2022 SFH 0/22 161704Z DEC 22.

HYDROLANT 2247/2022 (37)BAY OF BISCAY.
FRANCE.
DNC 08.
SUBMERGED OBJECT IN 45-52.67N 001-56.53W.
071153Z SEP 2022 AVURNAV BREST 465/22 071144Z SEP 22.

HYDROLANT 2002/2022 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
PORTO DE PEDRAS LIGHT 09-09.40S 035-17.90W UNLIT.
122056Z AUG 2022 NAVAREA V COASTAL 544/22 122035Z AUG 22.

HYDROLANT 1892/2022 (37)BAY OF BISCAY.
FRANCE.
DNC 08.
LES BALEINES LIGHT IN 46-14.70N 001-33.70W UNLIT.
292328Z JUL 2022 AVURNAV BREST 405/22 292323Z JUL 22.

HYDROLANT 1884/2022 (24)WESTERN SOUTH ATLANTIC.
DNC 01.
PLATFORM ESTABLISHED IN 24-38.24S 042-12.62W.
290842Z JUL 2022 NAVAREA V COASTAL 506/22 290305Z JUL 22.

HYDROLANT 1883/2022 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
PLATFORM ESTABLISHED IN 23-20.98S 042-50.48W.
290837Z JUL 2022 NAVAREA V COASTAL 505/22 290305Z JUL 22.

HYDROLANT 1828/2022 (35)EASTERN NORTH ATLANTIC.
SCOTLAND.
DNC 19.
OIL SPILL RESPONSE OPERATIONS IN PROGRESS UNTIL
FURTHER NOTICE IN VICINITY 59-27.04N 006-31.23W.
WIDE BERTH REQUESTED.
211906Z JUL 2022 MRCC UK 0/22 211745Z JUL 22.

HYDROLANT 1821/2022 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
DEPTHS LESS THAN CHARTED IN:
A. 01-47.62S 043-51.68W.
B. 01-57.76S 044-02.45W.
C. 01-47.66S 043-52.00W.
202129Z JUL 2022 NAVAREA V COASTAL 489/22 202111Z JUL 22.

HYDROLANT 1761/2022 (22)EASTERN SOUTH PACIFIC.
CHILE.
DNC 07.
RACON AT BAJO SATELITE LIGHT
52-33.40S 069-41.60W AT REDUCED POWER.
131424Z JUL 2022 NAVAREA XV 153/22 131412Z JUL 22.

HYDROLANT 1387/2022 (24)WESTERN SOUTH ATLANTIC.
BRAZIL.
DNC 01.
FOUL GROUND IN AREA WITHIN ONE MILE OF
32-18.70S 052-05.10W.
270451Z MAY 2022 NAVAREA V COASTAL 348/22 270127Z MAY 22.

HYDROLANT 1293/2022 (25)EASTERN CARIBBEAN SEA.
GUADELOUPE.
DNC 14.
POINTE DU VIEUX FORT LIGHT 15-56.90S 061-42.45W
UNLIT.

161348Z MAY 2022 WEST INDIES - COASTAL 12/22 161239Z MAY 22.

HYDROLANT 838/2022 (55)BLACK SEA.
UKRAINE.
DNC 10.
1. HAZARDOUS OPERATIONS IN PROGRESS UNTIL FURTHER
   NOTICE IN AREA BOUND BY
   45-05N 033-33E, 45-59N 033-51E,
   47-00N 031-43E, 46-19N 029-55E,
   45-05N 029-17E.
2. CANCEL HYDROLANT 814/22.
231417Z MAR 2022 NAVAREA III 124/22 231417Z MAR 22.

HYDROLANT 789/2022 (55)BLACK SEA.
DNC 10.
MINES ADRIFT REPORTED IN NORTHWESTERN, WESTERN
AND SOUTHWESTERN BLACK SEA. VESSELS IN VICINITY
ARE ADVISED TO EXERCISE EXTREME CAUTION.
181218Z MAR 2022 NAVAREA III 118/22 181124Z MAR 22.

HYDROLANT 729/2022 (11)GULF OF MEXICO.
TEXAS.
DNC 15.
M/V ADVANTAGE SPRING AGROUND IN 29-04.7N 094-16.3W.
130837Z MAR 2022 US COAST GUARD 130658Z MAR 22.

HYDROLANT 564/2022 (55)BLACK SEA.
UKRAINE.
DNC 10.
MINING OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE
IN AREAS BOUND BY:
A. 46-04.0N 033-12.8E, 46-03.1N 033-13.9E,
   45-55.6N 033-08.1E, 45-57.3N 032-54.5E,
   46-00.9N 033-06.8E.
B. 46-06.4N 032-05.4E, 45-57.4N 032-53.3E,
   45-49.2N 032-47.0E, 45-59.7N 032-02.4E.
C. 46-09.4N 032-06.6E, 46-07.0N 032-05.5E,
   45-58.2N 032-54.2E, 45-59.5N 033-05.5E,
   46-00.9N 033-05.5E, 46-00.9N 033-04.8E.
D. 46-32.4N 031-01.2E, 46-32.6N 031-26.3E,
   46-28.0N 031-27.9E, 46-27.9N 031-00.8E.
E. 46-22.2N 031-31.9E, 46-36.6N 031-31.6E,
   46-36.0N 031-00.1E, 46-31.5N 030-44.4E.
251438Z FEB 2022 NAVAREA III 92/22 251205Z FEB 22.

HYDROLANT 417/2022 (29)SCOTIA SEA.
WEDDELL SEA.
ANTARCTICA.
DNC 29.
LEAST DEPTH 4.6 METERS REPORTED IN AREA BOUND BY
60-12.3S 045-42.2W, 60-12.3S 045-41.4W,
60-43.4S 045-41.4W, 60-43.4S 045-42.2W.
110114Z FEB 2022 NAVAREA VI 52/22 110114Z FEB 22.

HYDROLANT 2647/2021 (25)EASTERN CARIBBEAN SEA.
GUADELOUPE.
DNC 14.
ILES DE PETITE TERRE LIGHT 16-10.2N 061-06.5W
UNLIT.
271608Z OCT 2021 WEST INDIES - COASTAL 271602Z OCT 21.

HYDROLANT 1484/2021 (53)EASTERN MEDITERRANEAN SEA.
MALTA.
DNC 09.
1. GPS UNRELIABLE IN VICINITY MALTA (35-53N 014-27E).
2. CANCEL HYDROLANT 2442/20.
021141Z JUN 2021 SFH 021139Z JUN 21.