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 122/112011-01-20 → 2011-01-29
    Nga chart 24170 (14TH ed)
    Brazil-southeast Coast
  2. HYDROLANT 102/112011-01-18 → 2011-02-03
    Nga chart 24160 (21ST ed)
    Brazil-south Coast
  3. HYDROLANT 94/112011-01-17 → 2011-01-20
    Nga chart 24140(18TH ed)
    Brazil-south Coast
  4. HYDROLANT 63/112011-01-11 → 2011-01-29
    Nga chart 24120 (9TH ed)
    Brazil-south Coast
  5. HYDROPAC 55/112011-01-05 → 2011-01-13
    Nga chart 83034 (1ST ed)
    South Pacific · Fiji Islands
  6. HYDROLANT 5/112011-01-01 → 2011-01-02
    Nga chart 24120 (9TH ed)
    Brazil-south Coast
  7. HYDROLANT 2544/102010-12-31 → 2011-02-05
    Nga chart 24120 (9TH ed)
    Brazil-south Coast
  8. HYDROLANT 2494/102010-12-23 → 2011-04-16
    Nga chart 24290 (3RD ed)
    Brazil-north Coast
  9. HYDROLANT 2458/102010-12-19 → 2011-05-17
    Nga chart 24290 (3RD ed)
    Brazil-north Coast
  10. HYDROLANT 2427/102010-12-15 → 2010-12-17
    Nga chart 24020 (47TH ed)
    Brazil-north Coast
  11. HYDROLANT 2373/102010-12-09 → 2010-12-11
    Nga chart 24120 (9TH ed)
    Brazil-south Coast
  12. HYDROLANT 2357/102010-12-07 → 2010-12-21
    Nga chart 24016 (53RD ed)
    Brazil-northeast Coast
  13. HYDROLANT 2302/102010-12-01 → 2011-01-20
    Nga chart 24150 (27TH ed)
    Brazil-south Coast
  14. HYDROLANT 2301/102010-12-01 → 2010-12-10
    Nga chart 24160 (21ST ed)
    Brazil-south Coast
  15. HYDROLANT 2276/102010-11-27 → 2011-01-08
    Nga chart 24270 (3RD ed)
    Brazil-north Coast
  16. HYDROLANT 2256/102010-11-26 → 2012-01-26
    Nga chart 24140 (18TH ed)
    Brazil-south Coast
  17. HYDROLANT 2228/102010-11-21 → 2010-11-26
    Nga chart 24290 (3RD ed)
    Brazil-north Coast
  18. HYDROLANT 2226/102010-11-20 → 2010-11-21
    Nga chart 24200 (14TH ed) camacari light 12-44.8S 038-09.0W unlit
    Brazil-east Coast
  19. HYDROLANT 2187/102010-11-18 → 2010-11-25
    Nga chart 24210 (14TH ed)
    Brazil-east Coast
  20. HYDROLANT 2172/102010-11-16 → 2010-11-27
    Nga chart 24222 (3RD ed)
    Brazil-east Coast
  21. HYDROLANT 2156/102010-11-13 → 2010-11-20
    Nga chart 24200 (14TH ed) camacari light 12-44.8S 038-09.0W unlit
    Brazil-east Coast
  22. HYDROLANT 2120/102010-11-06 → 2010-12-09
    Nga chart 24130 (14TH ed)
    Brazil-east Coast
  23. HYDROLANT 2079/102010-10-31 → 2010-11-02
    Nga chart 24110 (3RD ed)
    Brazil-south Coast
  24. HYDROLANT 2021/102010-10-25 → 2010-11-13
    Nga chart 24016 (53RD ed)
    Brazil-northeast Coast
  25. HYDROLANT 1985/102010-10-20 → 2011-02-02
    Nga chart 23151 (3RD ed)
    Western South Atlantic · Falkland Islands (islas Malvinas)
  26. HYDROLANT 1908/102010-10-07 → 2011-04-09
    Nga chart 24130 (14TH ed)
    Brazil-south Coast
  27. HYDROLANT 1892/102010-10-05 → 2010-10-16
    Nga chart 24290 (3RD ed)
    Brazil-north Coast
  28. HYDROLANT 1814/102010-09-25 → 2010-10-01
    Nga chart 24160 (21ST ed)
    Brazil-south Coast
  29. HYDROLANT 1793/102010-09-22 → 2010-09-25
    Nga chart 24170 (14TH ed)
    Brazil-southeast Coast
  30. HYDROLANT 1789/102010-09-22 → 2010-09-25
    Nga chart 24180 (15TH ed)
    Brazil-east Coast
  31. HYDROLANT 1710/102010-09-10 → 2010-10-28
    Nga chart 24120 (9TH ed)
    Brazil-south Coast
  32. HYDROLANT 1704/102010-09-10 → 2010-09-11
    Nga chart 24220 (14TH ed)
    Brazil-east Coast
  33. HYDROLANT 1699/102010-09-10 → 2010-09-29
    Nga chart 24531 (4TH ed)
    Brazil-northeast Coast
  34. HYDROLANT 1665/102010-09-03 → 2010-09-08
    Nga chart 24160 (21ST ed)
    Brazil-southeast Coast
  35. HYDROLANT 1641/102010-08-31 → 2010-09-02
    Nga chart 24120 (9TH ed)
    Brazil-south Coast
  36. HYDROLANT 1635/102010-08-31 → 2010-09-03
    Nga chart 24120 (9TH ed)
    Brazil-south Coast
  37. HYDROLANT 1627/102010-08-30 → 2010-10-02
    Nga chart 24290 (3RD ed)
    Brazil-north Coast
  38. HYDROLANT 1626/102010-08-30 → 2010-09-30
    Nga chart 24140 (18TH ed)
    Brazil-south Coast
  39. HYDROLANT 1569/102010-08-19 → 2010-08-27
    Nga chart 24020 (47TH ed)
    Brazil-north Coast
  40. HYDROLANT 1548/102010-08-17 → 2010-08-21
    Nga chart 24190 (15TH ed)
    Brazil-east Coast
  41. HYDROLANT 1537/102010-08-14 → 2010-09-05
    Nga chart 24270 (3RD ed)
    Brazil-north Coast
  42. HYDROLANT 1533/102010-08-12 → 2010-08-15
    Nga chart 24200 (14TH ed)
    Brazil-east Coast
  43. HYDROLANT 1463/102010-07-30 → 2010-08-03
    Nga chart 24100 (5TH ed)
    Brazil-south Coast
  44. HYDROLANT 1452/102010-07-29 → 2010-08-11
    Nga chart 24130 (14TH ed)
    Brazil-south Coast
  45. HYDROLANT 1397/102010-07-22 → 2010-08-14
    Nga chart 24160 (21ST ed)
    Brazil-southeast Coast
  46. HYDROLANT 1383/102010-07-20 → 2010-07-23
    Nga chart 24190 (15TH ed)
    Brazil-east Coast
  47. HYDROLANT 1302/102010-07-09 → 2010-07-23
    Nga chart 24170 (14TH ed)
    Brazil-southeast Coast
  48. HYDROLANT 1232/102010-07-01 → 2010-12-17
    Nga chart 24110 (3RD ed)
    Brazil-south Coast
  49. HYDROLANT 1221/102010-06-30 → 2010-07-01
    Nga chart 24130 (14TH ed)
    Brazil-south Coast
  50. HYDROLANT 1206/102010-06-29 → 2010-07-21
    Nga chart 24110 (3RD ed)
    Brazil-south Coast

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 25 · seahazards