Aids-to-navigation notices in the South Atlantic Ocean

Lights extinguished, buoys off station, RACON/NAVTEX outages.

in force
17
last 12 months
20
vs previous 12 (5)
+300%
since 1998
1,959

Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so 2024–2026 are under-counted.

In force now · 17

  1. HYDROLANT 1505/26in force2026-08-05
    Araripe Light at 16-08.09S 038-57.86W is unlit until 31 Jan 2027.
    South Atlantic · Brazil
  2. HYDROLANT 1407/26in force2026-07-22
    The radiobeacon at Chui Light, Brazil, is off air until 17 Jan 27.
    South Atlantic · Brazil
  3. HYDROLANT 1258/26in force2026-06-27
    An ocean data buoy is temporarily established in the South Atlantic off Brazil at 32-14.29S 051-58.16W, with cancellation December 26.
    South Atlantic · Brazil
  4. HYDROLANT 942/26in force2026-05-13
    An ocean data acquisition buoy is established at 05-09.46S 035-09.81W in the South Atlantic off Brazil; this message cancels at 080001Z Nov 26.
    South Atlantic · Brazil
  5. HYDROLANT 906/26in force2026-05-08
    An ODAS buoy Bravo RN-L is temporarily established in the South Atlantic off Brazil at 04-53.00S 035-46.01W until 20 October.
    South Atlantic · Brazil
  6. HYDROLANT 900/26in force2026-05-07
    Tamandare Light in Brazil is unlit until November 2.
    South Atlantic · Brazil
  7. HYDROLANT 882/26in force2026-05-04
    Maceio light, 09-41.03S 035-43.38W, is unlit until 31 October; cancellation at 010001Z November 26.
    South Atlantic · Brazil
  8. HYDROLANT 810/26in force2026-04-23
    A yellow data buoy is established in the South Atlantic off Brazil at 17-58.12S 038-41.48W until October 19; message cancels October 26.
    South Atlantic · Brazil
  9. HYDROLANT 809/26in force2026-04-23
    An ODAS buoy is temporarily established in the South Atlantic off Brazil at 32-32.46S 052-06.03W until 31 Dec 2027; HYDROLANT 1946/25 canceled.
    South Atlantic · Brazil
  10. HYDROLANT 746/26in force2026-04-14
    A data buoy is temporarily established in the South Atlantic off Brazil at 21-34.20S 040-43.62W until 13 April 2027.
    South Atlantic · Brazil
  11. HYDROLANT 657/26in force2026-04-02
    Radar beacon at Cabo Sao Tome light is off air until 28 Sep.
    South Atlantic · Brazil
  12. HYDROLANT 638/26in force2026-03-31
    Ponta dos Meros light at 23-13.57S 044-20.83W is unlit until 26 September; cancel advisories.
    South Atlantic · Brazil
  13. HYDROLANT 628/26in force2026-03-30
    An ODAS buoy is established at 24-06.36S 045-38.78W; this message cancels 250001Z September 2026.
    South Atlantic · Brazil
  14. HYDROLANT 627/26in force2026-03-30
    Light at Laje da Conceicao, 24-14.18S 046-41.46W, is unlit until 24 September.
    South Atlantic · Brazil
  15. HYDROLANT 492/26in force2026-03-13
    Barra de Itabapoana light is unlit until 08 September 2026; previous warnings cancelled.
    South Atlantic · Brazil
  16. HYDROLANT 453/26in force2026-03-07
    Caete Light at 00-49S 046-36W is destroyed; message cancels on September 3, 2026.
    South Atlantic · Brazil
  17. HYDROLANT 434/26in force2026-03-05
    Ponta da Galheta light at 27-34.55S 048-24.99W is unlit until 31 August. Cancellation on 1 September 2026.
    South Atlantic · Brazil

Longest in force

  1. HYDROLANT 434/26in force2026-03-05 · 171 d
    Ponta da Galheta light at 27-34.55S 048-24.99W is unlit until 31 August. Cancellation on 1 September 2026.
    South Atlantic · Brazil
  2. HYDROLANT 453/26in force2026-03-07 · 169 d
    Caete Light at 00-49S 046-36W is destroyed; message cancels on September 3, 2026.
    South Atlantic · Brazil
  3. HYDROLANT 492/26in force2026-03-13 · 163 d
    Barra de Itabapoana light is unlit until 08 September 2026; previous warnings cancelled.
    South Atlantic · Brazil
  4. HYDROLANT 627/26in force2026-03-30 · 145 d
    Light at Laje da Conceicao, 24-14.18S 046-41.46W, is unlit until 24 September.
    South Atlantic · Brazil
  5. HYDROLANT 628/26in force2026-03-30 · 145 d
    An ODAS buoy is established at 24-06.36S 045-38.78W; this message cancels 250001Z September 2026.
    South Atlantic · Brazil

By year

98
99
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
26

By month (all years)

J
F
M
A
M
J
J
A
S
O
N
D

Other hazards in the South Atlantic Ocean

Archive · 1,942 cancelled

  1. HYDROLANT 758/072007-05-06 → 2007-06-30
    Queimada grande light 24-28.7S 046-40.6W unlit
  2. HYDROLANT 757/072007-05-06 → 2007-05-08
    Ilha do bom abrigo light 25-07.4S 047-51.7W unlit
  3. HYDROLANT 520/072007-04-01 → 2007-05-26
    Cabo san pio light 55-03.2S 066-31.7W unlit
  4. HYDROLANT 125/072007-01-21 → 2008-02-09
    Boya faro el rincon buoy 39-23.9S 061-29.0W missing
  5. HYDROLANT 2328/062006-12-31 → 2007-02-01
    El rincon buoy 39-23.9S 061-29.0W missing
  6. HYDROLANT 2203/062006-12-09 → 2006-12-12
    Cabo de sao tome light 22-02.5S 041-03.2W unreliable
  7. HYDROLANT 2016/062006-11-04 → 2008-02-09
    Radiobeacon at cabo santa maria light 34-40.3S 054-09.1W discontinued
  8. HYDROLANT 1804/062006-10-04 → 2006-10-05
    Salinopolis light 00-36.9S 047-21.4W unlit 032130Z thru 052130Z oct
  9. HYDROLANT 1661/062006-09-12 → 2006-09-14
    Tramandai light 30-00.5S 050-08.1W unlit
  10. HYDROLANT 1648/062006-09-10 → 2006-09-13
    Itariri light 11-58.2S 037-36.5W unlit
  11. HYDROLANT 1598/062006-09-01 → 2006-09-02
    Mangue seco light 11-27.9S 037-22.0W unlit
  12. HYDROLANT 1575/062006-08-29 → 2006-09-28
    Ilha maiau light 01-16.9S 044-54.3W unreliable
  13. HYDROLANT 1518/062006-08-20 → 2006-09-05
    Iiha do bom abrigo light 25-07.4S 047-51.7W unlit
  14. HYDROLANT 1482/062006-08-13 → 2006-08-31
    Radiobeacon at salinopolis light 00-37S 047-21W off air 15 thru 30 aug
  15. HYDROLANT 1477/062006-08-12 → 2006-08-13
    Radiobeacon at salinopolis light 00-37S 047-21W off air 15 thru 30 aug
  16. HYDROLANT 1459/062006-08-09 → 2006-08-18
    Pecem light 03-33.0S 038-49.2W unlit
  17. HYDROLANT 1351/062006-07-18 → 2006-08-16
    Ponta do retiro light 21-21.56S 040-57.76W unlit
  18. HYDROLANT 1261/062006-07-05 → 2006-07-13
    Capao da canoa light 29-44.6S 050-00.2W unlit
  19. HYDROLANT 1239/062006-06-30 → 2006-10-10
    Dgps station at sergipe light 10-58.2S 037-02.2W inoperative
  20. HYDROLANT 888/062006-05-10 → 2006-05-12
    Itapeva light 29-33.4S 049-53.3W unlit
  21. HYDROLANT 826/062006-04-29 → 2006-05-03
    Tramandai light 30-00.5S 050-08.1W unlit
  22. HYDROLANT 799/062006-04-26 → 2006-04-28
    Mostardas light 31-14.9S 050-54.4W unreliable until 27 apr
  23. HYDROLANT 775/062006-04-22 → 2006-04-27
    Itariri light 11-58.2S 037-36.5W unreliable
  24. HYDROLANT 680/062006-04-06 → 2006-05-25
    Pirajuba light 02-12.7S 044-24.2W unlit
  25. HYDROLANT 679/062006-04-06 → 2006-05-20
    Ilha do mangunca light 01-36.9S 044-39.2W unlit
  26. HYDROLANT 385/062006-02-24 → 2006-03-03
    Laje de santos light 24-19.2S 046-11.0W unlit
  27. HYDROLANT 291/062006-02-12 → 2006-02-16
    Porto seguro light 16-26.1S 039-03.8W unreliable
  28. HYDROLANT 284/062006-02-11 → 2006-02-12
    Morro branco light 04-09.52S 038-06.47W unlit
  29. HYDROLANT 238/062006-02-02 → 2006-02-04
    Araripe light 16-08.1S 038-57.9W unlit
  30. HYDROLANT 220/062006-02-01 → 2006-06-07
    El rincon buoy 39-23.9S 061-29.0W missing
  31. HYDROLANT 120/062006-01-19 → 2006-02-22
    Radiobeacon at canal dos abrolhos light 17-57.8S 038-41.5W inoperative
  32. HYDROPAC 2156/052005-12-19 → 2006-06-13
    Welangilala light 16-45S 179-06W unlit and RACON inoperable
  33. HYDROLANT 2360/052005-12-17 → 2005-12-19
    Sao cristovao light 11-07.8S 037-08.9W unlit
  34. HYDROLANT 2314/052005-12-10 → 2005-12-23
    Radiobeacon and dgps station at calcanhar light 05-09.6S 035-29.2W inoperative
  35. HYDROLANT 2282/052005-12-06 → 2005-12-08
    Araripe light 16-08.1S 038-57.9W unlit
  36. HYDROLANT 2223/052005-11-30 → 2006-06-07
    Morro taipus light 13-57.36S 038-56.52W unlit
  37. HYDROLANT 2028/052005-11-05 → 2005-11-09
    Ponta paracuru light 03-23.9S 039-00.7W unlit
  38. HYDROLANT 2027/052005-11-05 → 2005-12-07
    Berta light 30-24.0S 050-17.4W unlit
  39. HYDROLANT 1996/052005-11-02 → 2005-11-09
    Ponta do aracagi light 02-27.0S 044-08.9W unlit
  40. HYDROLANT 1986/052005-11-01 → 2005-11-27
    Radiobeacon and dgps station at ponta de sao marcos light 02-29.3S 044-18.1W off air until 26 nov
  41. HYDROLANT 1945/052005-10-25 → 2005-11-04
    Macae light 22-25.0S 041-42.4W unreliable
  42. HYDROLANT 1893/052005-10-17 → 2005-10-18
    Santo alberto light 05-03.1S 036-02.3W unlit
  43. HYDROLANT 1887/052005-10-16 → 2005-10-17
    Punta caicaras light 05-03.1S 036-02.3W unlit
  44. HYDROLANT 1789/052005-09-30 → 2005-10-05
    Ararangua light 28-56.1S 049-21.7W unreliable
  45. HYDROLANT 1784/052005-09-30 → 2005-10-02
    Radiobeacon at cabo polonio 34-24.2S 053-46.6W off air
  46. HYDROLANT 1772/052005-09-28 → 2005-11-09
    RACON at simao grande light 00-15.4S 048-24.1W temporarily removed
  47. HYDROLANT 1754/052005-09-27 → 2005-09-30
    Barro do ararangua light 28-56.0S 049-21.7W unreliable
  48. HYDROPAC 1548/052005-09-22 → 2005-12-19
    Lights unlit: sw reef light 18-30.4S 177-58.9E
  49. HYDROLANT 1341/052005-07-23 → 2005-09-13
    Radiobeacon and dgps station at sergipe light 10-58.2S 037-02.2W off air
  50. HYDROLANT 1325/052005-07-21 → 2005-12-07
    Odas buoy, fl (5) y 20 sec, white, established in 43-48.6S 059-40.5W

Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts and your national MSI service.

Aids-to-navigation notices in the South Atlantic Ocean — page 30 · seahazards