Restricted areas & port closures in the South Atlantic Ocean

Navigation prohibited, exclusion and security zones, ports closed to traffic.

in force
0
last 12 months
1
vs previous 12 (0)
—
since 2003
66

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 · 0

No restricted areas & port closures in force in the South Atlantic Ocean right now.

By year

03
04
05
07
08
11
12
13
16
17
18
19
20
21
22
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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 · 66 cancelled

  1. HYDROLANT 1658/262026-08-24 → 2026-08-24
    Navigation prohibited on August 25 from 11:00 to 19:00 UTC within two miles of 26-53S 048-35W in Brazil, South Atlantic. Cancel at 20:00.
    South Atlantic · Brazil
  2. HYDROLANT 377/242024-02-23 → 2024-02-24
    Navigation prohibited 231600Z to 232300Z feb in area bound by 21-46.96S 040-58.81W, 21-46.94S 040-48.52W,…
    Western South Atlantic · Brazil
  3. HYDROLANT 2061/232023-09-14 → 2023-09-20
    Navigation prohibited 192000Z to 200001Z sep in area bound by 20-41.50S 039-40.00W, 20-34.00S 039-46.00W,…
    Western South Atlantic · Brazil
  4. HYDROLANT 2793/222022-11-03 → 2022-11-08
    Navigation prohibited 1600Z to 1800Z daily 07 and 08 nov in area bound by 23-02.03S 043-51.03W, 23-02.00S…
    Western South Atlantic · Brazil
  5. HYDROLANT 813/222022-03-21 → 2022-03-24
    Navigation prohibited 251100Z to 251500Z mar in area bound by 13-09S 038-38W, 13-05S 038-38W, 13-05S…
    Western South Atlantic · Brazil-east Coast
  6. HYDROLANT 805/222022-03-20 → 2022-03-21
    Navigation prohibited 25100Z to 251500Z mar in area bound between 13-09S 038-38W, 13-05S 038-34W
    Western South Atlantic · Brazil-east Coast
  7. HYDROLANT 363/222022-02-05 → 2022-02-14
    Navigation prohibited 100001Z to 132359Z feb in areas within one mile of: a. 23-01.95S 043-08.69W
    Western South Atlantic · Brazil-south Coast
  8. HYDROLANT 210/222022-01-22 → 2022-01-28
    Navigation prohibited 250001Z to 272359Z jan in area bound by 23-10.2S 044-00.3W, 23-09.1S 043-59.2W,…
    Western South Atlantic · Brazil-south Coast
  9. HYDROLANT 1299/212021-05-13 → 2021-11-10
    Navigation prohibited area established until 09 nov in area bound by 10-51.51S 036-52.91W, 10-51.52S…
    Western South Atlantic · Brazil-east Coast
  10. HYDROLANT 3825/202020-12-09 → 2020-12-15
    Navigation prohibited until 152100Z dec within four miles of 23-02.10S 044-02.83W
    Western South Atlantic · Brazil-south Coast
  11. HYDROLANT 3824/202020-12-09 → 2020-12-11
    Navigation prohibited until 160259Z dec in area bound by 22-58.92S 043-54.30W, 22-58.62S 043-54.30W,…
    Western South Atlantic · Brazil-south Coast
  12. HYDROLANT 3821/202020-12-09 → 2020-12-16
    Navigation prohibited until 160259Z dec in area bound by 23-13.00S 044-15.00W, 23-13.00S 043-58.33W,…
    Western South Atlantic · Brazil-south Coast
  13. HYDROLANT 3527/202020-11-13 → 2021-05-14
    Navigation prohibited area established until 13 may 21 in area bound by 10-51.51S 036-52.91W, 10-51.52S…
    Western South Atlantic · Brazil-east Coast
  14. HYDROLANT 2976/202020-10-01 → 2020-10-09
    Navigation prohibited 0800Z to 1700Z daily 05 thru 09 oct in area bound by 24-00.00S 046-24.00W, 24-10.00S…
    Western South Atlantic · Brazil-south Coast
  15. HYDROLANT 1913/202020-06-10 → 2020-06-19
    Navigation prohibited until 191700Z jun in area within 20 miles of 01-16S 043-02W
    Western South Atlantic · Brazil-north Coast
  16. HYDROLANT 1722/202020-05-21 → 2020-11-23
    Navigation prohibited 27 may 20 until 22 nov in area bound by 01-40.7S 043-34.9W, 01-38.7S 043-34.9W,…
    Western South Atlantic · Brazil-north Coast
  17. HYDROLANT 799/202020-03-02 → 2020-06-08
    Navigation prohibited until 28 aug in area bound by 01-39.0S 043-43.0W, 01-41.0S 043-39.5W, 01-45.0S…
    Western South Atlantic · Brazil
  18. HYDROLANT 21/202020-01-02 → 2022-01-14
    Navigation prohibited until further notice in area bound by 45-56.47S 059-47.04W, 45-56.42S 059-45.63W,…
    Western South Atlantic
  19. HYDROLANT 3244/192019-10-23 → 2019-11-01
    Navigation prohibited 1100Z to 2100Z daily 28 oct thru 01 nov in area bound by 02-17.71S 044-15.60W,…
    Western South Atlantic · Brazil-north Coast
  20. HYDROLANT 3001/192019-10-02 → 2019-10-11
    Navigation prohibited 070900Z to 111630Z oct in area bound by 24-00.00S 046-24.00W, 24-10.00S 046-21.00W,…
    Western South Atlantic · Brazil-south Coast
  21. HYDROLANT 2541/192019-08-20 → 2019-08-24
    Navigation prohibited 22 and 23 aug in area within two miles of 07-59.70S 034-49.56W
    Western South Atlantic · Brazil-northeast Coast
  22. HYDROLANT 2365/192019-08-02 → 2019-08-04
    Navigation prohibited 041700Z to 042000Z aug in area bound by 22-23.67S 041-46.33W, 22-22.50S 041-43.00W,…
    Western South Atlantic · Brazil-southeast Coast
  23. HYDROLANT 1370/192019-05-03 → 2019-05-08
    Navigation prohibited 081500Z to 082000Z may in area bound by 23-38S 042-43W, 23-23S 042-23W, 23-37S…
    Western South Atlantic · Brazil-southeast Coast
  24. HYDROLANT 905/192019-03-21 → 2019-03-26
    Navigation prohibited 0900Z to 2130Z daily 26 thru 28 mar in area bound by 22-58.72S 042-02.15W, 23-01.00S…
    Western South Atlantic · Brazil-southeast Coast
  25. HYDROLANT 614/192019-02-26 → 2019-02-27
    Navigation prohibited 261700Z to 271700Z feb in area within ten miles of 23-50S 043-25W
    Western South Atlantic · Brazil-south Coast
  26. HYDROLANT 215/192019-01-23 → 2019-01-28
    Navigation prohibited 281400Z to 281800Z jan in area within six miles of 23-10S 043-03W
    Western South Atlantic · Brazil-south Coast
  27. HYDROLANT 2/192019-01-01 → 2020-01-02
    Navigation prohibited until further notice in area bound by 45-56.47S 059-47.04W, 45-56.42S 059-45.63W,…
    Western South Atlantic
  28. HYDROLANT 3733/182018-11-30 → 2019-01-01
    Navigation prohibited until further notice in area bound by 45-56.473S 059-47.042W, 45-56.427S 059-45.630W,…
    Western South Atlantic
  29. HYDROLANT 2327/182018-07-18 → 2018-08-03
    Navigation prohibited 1100Z to 2000Z daily 23 jul thru 03 aug in area bound by 32-16S 052-07W, 32-26S…
    Western South Atlantic · Brazil-south Coast
  30. HYDROLANT 967/182018-03-22 → 2018-03-26
    Navigation prohibited 220300Z to 260300Z mar in area within 0.5 miles of 23-01.97S 043-08.70W
    Western South Atlantic · Brazil-south Coast
  31. HYDROLANT 830/182018-03-09 → 2018-03-14
    Navigation prohibited 141500Z to 142000Z mar in area bound by 32-16S 052-07W, 32-26S 052-14W, 32-31S…
    Western South Atlantic · Brazil-south Coast
  32. HYDROLANT 634/182018-02-23 → 2018-02-26
    Navigation prohibited 230300Z to 260300Z feb in area within .5 miles of 23-01.97S 043-08.70W
    Western South Atlantic · Brazil-south Coast
  33. HYDROLANT 2780/172017-09-09 → 2017-09-15
    Navigation prohibited 1000Z to 2100Z 14 and 15 sep in area bound by 05-54.13S 035-10.00W, 05-47.04S…
    Western South Atlantic · Brazil-northeast Coast
  34. HYDROLANT 2635/172017-08-28 → 2017-09-20
    Navigation prohibited until 232200Z sep in area within 20 miles of 24-53.18S 046-58.32W
    Western South Atlantic · Brazil-south Coast
  35. HYDROLANT 2609/172017-08-26 → 2017-08-28
    Navigation prohibited until 232200Z sep in area within 30 miles of 25-11.58S 045-57.07W
    Western South Atlantic · Brazil-south Coast
  36. HYDROLANT 2591/172017-08-25 → 2017-08-26
    Navigation prohibited until 232200Z sep in area within 50 miles of 25-25.70S 046-22.93W
    Western South Atlantic · Brazil-south Coast
  37. HYDROLANT 2567/172017-08-24 → 2017-08-25
    Navigation prohibited 240800Z aug thru 232200Z sep in area within 50 miles of 25-11.60S 045-53.06W
    Western South Atlantic · Brazil-south Coast
  38. HYDROLANT 1954/172017-06-25 → 2017-06-30
    Navigation prohibited 301200Z to 301700Z jun within six miles of 23-03.00S 043-03.00W
    Western South Atlantic · Brazil-south Coast
  39. HYDROLANT 1096/172017-04-05 → 2017-04-12
    Navigation prohibited 1100Z to 2100Z daily 10 thru 12 apr in area bound by 05-54.13S 035-10.00W, 05-47.04S…
    Western South Atlantic · Brazil-northeast Coast
  40. HYDROLANT 1039/172017-03-31 → 2017-04-07
    Navigation prohibited 1100Z to 2100Z daily 05 thru 07 apr in area bound by 05-54.13S 035-10.00W, 05-47.04S…
    Western South Atlantic · Brazil-northeast Coast
  41. HYDROLANT 3334/162016-12-10 → 2016-12-15
    Navigation prohibited 151100Z to 151700Z dec in area bound by 00-42.0S 046-00.0W, 00-47.5S 045-40.0W,…
    Western South Atlantic · Brazil-north Coast
  42. HYDROLANT 3056/162016-11-17 → 2016-11-22
    Navigation prohibited 1500Z to 1700Z daily 21 and 22 nov: a. in area bound by 23-02.03S 043-51.03W,…
    Western South Atlantic · Brazil-south Coast
  43. HYDROLANT 2669/162016-10-13 → 2016-10-20
    Navigation prohibited 0900Z to 2130Z daily 18 thru 20 oct in area bound by 22-58.72S 042-02.15W, 23-01.00S…
    Western South Atlantic · Brazil-southeast Coast
  44. HYDROLANT 2552/162016-09-30 → 2016-10-01
    Navigation prohibited 0900Z to 2130Z daily 04 thru 06 oct in area bound by 22-58.72S 042-02.00W, 23-01.00S…
    Brazil-southeast Coast
  45. HYDROLANT 2432/162016-09-17 → 2016-09-23
    Navigation prohibited 230700Z to 231600Z sep within ten miles of 14-30S 038-20W
    Brazil-east Coast
  46. HYDROLANT 2400/162016-09-15 → 2016-10-07
    Navigation prohibited 1200Z to 2000Z daily 20 sep thru 07 oct in area bound by 29-20.53S 049-05.53W,…
    Brazil-south Coast
  47. HYDROLANT 2331/162016-09-08 → 2016-09-16
    Navigation prohibited 1200Z to 2130Z daily 12 thru 16 sep in area bound by 02-18.93S 044-22.02W, 02-14.85S…
    Brazil-north Coast
  48. HYDROLANT 2327/162016-09-08 → 2016-09-17
    Navigation prohibited 131200Z to 131400Z, 141100Z to 141900Z, 151100Z to 151900Z, 161100Z to 162000Z and…
    Brazil-south Coast
  49. HYDROLANT 2189/162016-08-25 → 2016-09-18
    Navigation prohibited 090900Z to 091600Z, 101200Z to 101730Z, 111200Z to 111800Z and 181100Z to 181930Z sep…
    Brazil-south Coast
  50. HYDROLANT 1931/162016-07-30 → 2016-08-03
    Navigation prohibited 0900Z to 2100Z daily 01 thru 03 aug in area bound by 22-53.00S 041-50.00W, 23-07.00S…
    Brazil-southeast 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.

Restricted areas & port closures in the South Atlantic Ocean · seahazards