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 · 170 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 · 168 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 · 162 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 51/232023-01-06 → 2023-07-05
    Baixio do rio do fogo light 05-13.74S 035-20.87W unlit until 04 jul
    Western South Atlantic · Brazil
  2. HYDROLANT 50/232023-01-05 → 2023-05-30
    Morro grande light in 20-18.15S 040-18.60W unlit until 29 may
    Western South Atlantic · Brazil
  3. HYDROLANT 28/232023-01-04 → 2024-01-06
    Ponta da baleia light 17-41.31S 039-08.27W unlit
    Western South Atlantic · Brazil
  4. HYDROLANT 3295/222022-12-25 → 2023-05-17
    Odas buoy, yellow, fl (5) y 20 sec, temporarily established until 16 may 23 in 20-31.20S 029-17.40W
    Western South Atlantic · Brazil
  5. HYDROLANT 3287/222022-12-24 → 2023-06-22
    Barra do acu light 21-59.96S 040-59.15W unlit until 220310Z jun 23
    Western South Atlantic · Brazil
  6. HYDROLANT 3245/222022-12-19 → 2023-06-18
    Olinda light 08-00.66S 034-50.83W unlit until 17 jun 23
    Western South Atlantic · Brazil
  7. HYDROLANT 3243/222022-12-19 → 2022-12-25
    Morro grande light in 20-18.15S 040-18.60W unlit
    Western South Atlantic · Brazil
  8. HYDROLANT 3220/222022-12-15 → 2022-12-23
    Barra do acu light 21-59.96S 040-59.15W unlit
    Western South Atlantic · Brazil
  9. HYDROLANT 3212/222022-12-15 → 2023-06-13
    Ponta negra light 22-57.64S 042-41.56W unlit
    Western South Atlantic · Brazil
  10. HYDROLANT 3163/222022-12-09 → 2023-06-07
    Ponta do tagano front range light 20-19.26S 040-16.47W unlit
    Western South Atlantic · Brazil
  11. HYDROLANT 3151/222022-12-08 → 2022-12-22
    Ilha da moela light 24-03.04S 046-15.81W unlit
    Western South Atlantic · Brazil
  12. HYDROLANT 3147/222022-12-07 → 2023-01-19
    Ilha do pacotes light 20-21.10S 040-15.00W unlit
    Western South Atlantic · Brazil
  13. HYDROLANT 3087/222022-11-30 → 2023-05-30
    Morro grande light in 20-18.15S 040-18.60W unlit until 29 may 23
    Western South Atlantic · Brazil
  14. HYDROLANT 3068/222022-11-29 → 2023-02-28
    Platform PGA-07 em 11-12.13S 037-07.78W unlit until 27 may 23
    Western South Atlantic · Brazil
  15. HYDROLANT 3023/222022-11-24 → 2023-06-07
    Ponta do tagano front range light 20-19.26S 040-16.47W unlit until 15 may 23
    Western South Atlantic · Brazil
  16. HYDROLANT 2958/222022-11-18 → 2022-11-23
    Morro de sao paulo light 13-22.60S 038-54.90W unlit until 16 may 23
    Western South Atlantic · Brazil
  17. HYDROLANT 2945/222022-11-17 → 2022-11-23
    Platform PGA-02 em 11-09.87S 037-03.15W unlit until 15 may 23
    Western South Atlantic · Brazil
  18. HYDROLANT 2937/222022-11-16 → 2023-05-16
    Ponta do tagano rear range light 20-19.30S 040-16.50W unlit until 15 may 23
    Western South Atlantic · Brazil
  19. HYDROLANT 2871/222022-11-10 → 2023-05-08
    RACON at berta light 30-23.90S 050-17.40W inoperative until 082100Z may 23
    Western South Atlantic · Brazil
  20. HYDROLANT 2870/222022-11-10 → 2023-05-08
    RACON at barra light 32-07.10S 052-04.60W inoperative until 082100Z may 23
    Western South Atlantic · Brazil
  21. HYDROLANT 2869/222022-11-10 → 2023-05-08
    RACON at tramandai light 30-00.50S 050-08.20W inoperative until 082100Z may 23
    Western South Atlantic · Brazil
  22. HYDROLANT 2864/222022-11-09 → 2023-05-09
    Ponta das almas light 02-53.46S 041-16.27W unlit until 08 may 23
    Western South Atlantic · Brazil
  23. HYDROLANT 2685/222022-10-22 → 2022-12-19
    Olinda light 08-00.66S 034-50.83W unlit until 19 apr 23
    Western South Atlantic · Brazil
  24. HYDROLANT 2599/222022-10-12 → 2023-04-11
    Cabo de sao roque light 05-29.40S 035-15.68W unlit until 10 apr 23
    Western South Atlantic · Brazil
  25. HYDROLANT 2461/222022-09-28 → 2023-03-28
    Ponta dos meros light 23-13.57S 044-20.83W unlit until 27 mar 23
    Western South Atlantic · Brazil
  26. HYDROLANT 2460/222022-09-28 → 2022-11-12
    Ilha pontuda light 23-02.28S 043-18.22W unlit until 27 mar 23
    Western South Atlantic · Brazil
  27. HYDROLANT 2445/222022-09-26 → 2023-01-21
    W. mole, head light 32-11.34S 052-04.82W unlit until 25 mar 23
    Western South Atlantic · Brazil
  28. HYDROLANT 2425/222022-09-25 → 2022-09-26
    Ponta de santa luzia light 20-19.50S 040-16.10W unlit until 24 mar 23
    Western South Atlantic · Brazil
  29. HYDROLANT 2390/222022-09-21 → 2023-03-20
    Platform PCM-02 11-07.91S 037-02.85W unlit until 19 mar 23
    Western South Atlantic · Brazil
  30. HYDROLANT 2389/222022-09-21 → 2022-09-21
    Platform PCM-02 em 10-59.07S 036-58.95W unlit
    Western South Atlantic · Brazil
  31. HYDROLANT 2388/222022-09-21 → 2023-03-16
    Radiobeacon at cabo sao tome light 22-02.50S 041-03.20W off air
    Western South Atlantic · Brazil
  32. HYDROLANT 2362/222022-09-18 → 2023-03-18
    Fort santa cruz light 22-56.30S 043-08.10W unlit until 17 mar 23
    Western South Atlantic · Brazil
  33. HYDROLANT 2301/222022-09-12 → 2023-03-11
    Platform PCM-10 10-58.65S 036-57.21W unlit
    Western South Atlantic · Brazil
  34. HYDROLANT 2291/222022-09-11 → 2022-09-16
    Lights unlit until 10 mar 23: a. ponta uchuria B3 range front light 20-19.41S 040-17.22W
    Western South Atlantic · Brazil
  35. HYDROLANT 2239/222022-09-07 → 2022-11-18
    Morro de sao paulo light 13-22.60S 038-54.90W unlit until 05 mar 23
    Western South Atlantic · Brazil
  36. HYDROLANT 2167/222022-09-01 → 2022-10-18
    All navigational aids at platform PCM-06 10-59.00S 036-55.97W inoperative
    Western South Atlantic · Brazil
  37. HYDROLANT 2067/222022-08-20 → 2023-02-17
    Itapemirim light 21-00.11S 040-47.16W unlit until 16 feb 23
    Western South Atlantic · Brazil
  38. HYDROLANT 2002/222022-08-12 → 2024-01-06
    Porto de pedras light 09-09.40S 035-17.90W unlit
    Western South Atlantic · Brazil
  39. HYDROLANT 1969/222022-08-08 → 2023-01-26
    Platforms unlit in: a. PGA-05, 11-09.21S 037-03.72W
    Western South Atlantic · Brazil
  40. HYDROLANT 1933/222022-08-04 → 2022-10-22
    Olinda light 08-00.66S 034-50.83W unlit until 30 jan 23
    Western South Atlantic · Brazil
  41. HYDROLANT 1880/222022-07-29 → 2022-11-30
    Morro grande light in 20-18.17S 040-18.60W unlit
    Western South Atlantic · Brazil
  42. HYDROLANT 1854/222022-07-26 → 2023-01-22
    Ponta dos naufragados light 27-50.15S 048-34.18W unlit
    Western South Atlantic · Brazil
  43. HYDROLANT 1815/222022-07-20 → 2023-01-16
    Ponta do catalao light 28-12.60S 048-39.75W unlit until 15 jan 23
    Western South Atlantic · Brazil
  44. HYDROLANT 1794/222022-07-18 → 2022-07-26
    Ilha do arvoredo light 27-17.76S 048-21.39W unlit until 11 jan 23
    Western South Atlantic · Brazil
  45. HYDROLANT 1783/222022-07-16 → 2022-07-22
    Platform PDO-02 in 11-06.90S 036-57.99W unlit until 120220Z jan 23
    Western South Atlantic · Brazil
  46. HYDROLANT 1782/222022-07-16 → 2022-07-22
    Platform PGA-05 11-09.21S 037-03.72W unlit until 120220Z jan 23
    Western South Atlantic · Brazil
  47. HYDROLANT 1777/222022-07-15 → 2022-07-18
    Ilha do arvoredo light 27-17.76S 048-21.39W unlit
    Western South Atlantic · Brazil
  48. HYDROLANT 1723/222022-07-08 → 2022-07-10
    Aracati light 04-24.52S 037-46.19W unlit until 03 jan 23
    Western South Atlantic · Brazil
  49. HYDROLANT 1714/222022-07-06 → 2023-01-02
    Ponta da praia grande light 01-10.00S 045-38.10W
    Western South Atlantic · Brazil-north Coast
  50. HYDROLANT 1713/222022-07-06 → 2023-01-02
    Ponta do gino light 01-20.80S 044-53.40W unlit until 021800Z jan 23
    Western South Atlantic · Brazil

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 4 · seahazards