Military exercises in the North Atlantic Ocean

Gunnery, firing and naval exercise areas.

in force
0
last 12 months
2
vs previous 12 (3)
-33%
since 1998
2,079

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 military exercises in force in the North Atlantic Ocean right now.

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
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O
N
D

Other hazards in the North Atlantic Ocean

Archive · 2,079 cancelled

  1. NAVAREA IV 1052/202020-10-30 → 2020-11-07
    Hazardous operations 2300Z to 0100Z daily 04 thru 06 nov in area bound by 33-00N 077-29W, 32-20N 077-20W,…
    Western North Atlantic · North Carolina
  2. HYDROLANT 3174/202020-10-20 → 2020-10-22
    Gunnery exercises 220800Z to 221200Z oct in area within eight miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  3. NAVAREA IV 1009/202020-10-18 → 2020-11-01
    Hazardous operations in progress until 31 oct in area bound by 06-11.99N 055-19.74W, 06-11.99N 055-19.96W,…
    Western North Atlantic · Suriname
  4. NAVAREA IV 1001/202020-10-16 → 2020-10-21
    Hazardous operations 211200Z to 211800Z oct in area within two miles of 04-56N 052-05W
    Western North Atlantic · French Guiana
  5. HYDROLANT 3093/202020-10-11 → 2020-10-14
    Hazardous operations 0600Z to 1900Z daily 12 thru 14 oct in area within 44 miles of 57-21.4N 009-16.6W
    Eastern North Atlantic · Scotland
  6. HYDROLANT 3036/202020-10-06 → 2021-01-01
    Gunnery exercises: a. in progress until 30 dec between 270 degrees and 360 degrees in area within 20 miles…
    Eastern North Atlantic · Morocco · Western Sahara
  7. HYDROLANT 3004/202020-10-03 → 2020-10-07
    Gunnery exercises 070800Z to 071500Z oct in area within eight miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  8. HYDROLANT 2998/202020-10-03 → 2020-10-06
    Hazardous operations 050800Z to 061800Z oct in area bound by 14-30N 017-50W, 14-00N 017-50W, 14-00N 017-20W,…
    Eastern North Atlantic · Senegal
  9. HYDROLANT 2960/202020-09-29 → 2020-10-02
    Gunnery exercises 020700Z to 021500Z oct in area within eight miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  10. HYDROLANT 2937/202020-09-27 → 2020-10-06
    Gunnery exercises 01 oct thru 30 dec between 270 degrees and 360 degrees in area within 20 miles of: a.…
    Eastern North Atlantic · Morocco · Western Sahara
  11. HYDROLANT 2928/202020-09-25 → 2020-09-29
    Gunnery exercises 281500Z to 281800Z and 290900Z to 291500Z sep in area within eight miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  12. NAVAREA IV 907/202020-09-23 → 2020-10-12
    Hazardous operations 121100Z to 122100Z oct in area within 15 miles of 06-00N 052-30W
    Western North Atlantic · French Guiana
  13. HYDROLANT 2830/202020-09-17 → 2020-09-19
    Gunnery exercises 190900Z to 191400Z sep in area within eight miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  14. HYDROLANT 2769/202020-09-09 → 2020-09-12
    Gunnery exercises 120800Z to 121100Z sep in area within eight miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  15. NAVAREA IV 846/202020-09-07 → 2020-09-09
    Hazardous operations 091200Z to 091900Z sep in area within two miles of 04-56N 052-05W
    Western North Atlantic · French Guiana
  16. HYDROLANT 2698/202020-09-01 → 2020-09-05
    Gunnery exercises 051200Z to 051500Z sep in area within eight miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  17. NAVAREA IV 770/202020-08-21 → 2020-08-26
    Hazardous operations 261200Z to 261900Z aug in area within two miles of 04-56N 052-05W
    Western North Atlantic · French Guiana
  18. HYDROLANT 2577/202020-08-20 → 2020-08-27
    Hazardous operations 250900Z to 270100Z aug in areas bound by: a. 00-30N 047-30W, 00-30N 047-25W, 00-25N…
    Western North Atlantic · Brazil-north Coast
  19. HYDROLANT 2541/202020-08-16 → 2020-08-19
    Hazardous operations 0600Z to 1800Z daily 17 thru 21 aug in area within 52 miles of 57-25.8N 009-07.6W
    Eastern North Atlantic · Scotland
  20. NAVAREA IV 754/202020-08-14 → 2020-08-18
    Hazardous operations 181100Z to 181730Z aug in area within 15 miles of 06-00N 052-30W
    Western North Atlantic · French Guiana
  21. HYDROLANT 2512/202020-08-14 → 2020-08-14
    Hazardous operations 140700Z to 141800Z aug in area within 52 miles of 57-25.8N 009-07.6W
    Eastern North Atlantic · Scotland
  22. NAVAREA IV 749/202020-08-13 → 2020-08-16
    Hazardous operations 151633Z to 152320Z aug in area bound by 05-23.46N 052-53.80W, 05-32.00N 052-53.80W,…
    Western North Atlantic · French Guiana
  23. HYDROLANT 2487/202020-08-11 → 2020-08-13
    Gunnery exercises 131000Z to 131400Z aug in area within eight miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  24. HYDROLANT 2468/202020-08-09 → 2020-08-12
    Hazardous operations 0700Z to 1800Z daily 10 thru 14 aug in area within 72 miles of 57-12.1N 009-43.4W
    Eastern North Atlantic · Scotland
  25. NAVAREA IV 726/202020-08-08 → 2020-08-13
    Hazardous operations 132030Z to 132230Z aug in area bound by 05-23.46N 052-53.80W, 05-32.00N 052-53.80W,…
    Western North Atlantic · French Guiana
  26. HYDROLANT 2441/202020-08-06 → 2020-08-10
    Gunnery exercises 100900Z to 101500Z aug in area within 08 miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  27. HYDROLANT 2380/202020-07-30 → 2020-10-01
    Gunnery exercises 04 aug thru 30 sep between 270 degrees and 360 degrees in area within 20 miles of: a.…
    Eastern North Atlantic · Morocco · Western Sahara
  28. NAVAREA IV 641/202020-07-23 → 2020-07-29
    Hazardous operations 281629Z to 282315Z jul in area bound by 05-23.46N 052-53.80W, 05-32.00N 052-53.80W,…
    Western North Atlantic · French Guiana
  29. NAVAREA IV 637/202020-07-22 → 2020-07-27
    Hazardous operations 301200Z to 301900Z jul in area within two miles of 04-56N 052-05W
    Western North Atlantic · French Guiana
  30. NAVAREA IV 634/202020-07-21 → 2020-07-28
    Hazardous operations 281200Z to 281900Z jul in area within two miles of 04-56N 052-05W
    Western North Atlantic · French Guiana
  31. HYDROLANT 2137/202020-07-04 → 2020-07-06
    Gunnery exercises in progress until 31 aug between 270 degrees and 360 degrees in area within 20 miles of:…
    Eastern North Atlantic · Morocco
  32. HYDROLANT 2061/202020-06-26 → 2020-06-29
    Gunnery exercises 290900Z to 291500Z in area within 25 miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  33. NAVAREA IV 544/202020-06-22 → 2020-06-26
    Hazardous operations 252015Z to 252145Z and 262000Z to 262130Z jun in area bound by 33-00N 077-29W, 33-00N…
    Western North Atlantic · North Carolina
  34. HYDROLANT 1996/202020-06-19 → 2020-06-23
    Gunnery exercises 230800Z to 231000Z jun in area bound by 40-50N 009-58W, 40-49N 009-40W, 40-24N 009-42W,…
    Eastern North Atlantic · Portugal
  35. HYDROLANT 1995/202020-06-19 → 2020-06-23
    Gunnery exercises 230800Z to 231800Z jun in area within 25 miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  36. NAVAREA IV 504/202020-06-13 → 2020-06-19
    Hazardous operations 181800Z to 190251Z jun in area bound by 05-23.46N 052-53.80W, 05-32.00N 052-53.80W,…
    Western North Atlantic · French Guiana
  37. HYDROLANT 1930/202020-06-12 → 2020-06-14
    Hazardous operations 1200Z to 1600Z daily 13 and 14, 140600Z to 141000Z jun in area bound by 47-30N 013-00W,…
    Eastern North Atlantic · Bay of Biscay
  38. NAVAREA IV 478/202020-06-06 → 2020-06-12
    Hazardous operations 111800Z to 112300Z jun in area within 15 miles of 06-00N 052-30W
    Western North Atlantic · French Guiana
  39. NAVAREA IV 472/202020-06-04 → 2020-06-09
    Hazardous operations 091200Z to 091400Z jun in area within two miles of 04-56N 052-05W
    Western North Atlantic · French Guiana
  40. NAVAREA IV 438/202020-05-25 → 2020-05-29
    Hazardous operations 291200Z to 291400Z may in area within two miles of 04-56N 052-05W
    Western North Atlantic · French Guiana
  41. HYDROLANT 1726/202020-05-22 → 2020-07-01
    Gunnery exercises 28 may thru 30 jun between 270 degrees and 360 degrees in area within 20 miles of: a.…
    Eastern North Atlantic · Morocco
  42. HYDROLANT 1616/202020-05-12 → 2020-05-15
    Gunnery exercises 0630Z to 1300Z daily 13 thru 15 may in area bound by 36-27.3N 006-32.9W, 36-29.0N…
    Eastern North Atlantic · Gulf of Cadiz · Spain
  43. NAVAREA IV 382/202020-05-09 → 2020-05-14
    Hazardous operations 141200Z to 141400Z may in area within two miles of 04-56N 052-00W
    Western North Atlantic · French Guiana
  44. NAVAREA IV 381/202020-05-09 → 2020-05-14
    Hazardous operations 131100Z to 141800Z may in area within 15 miles of 06-00N 052-30W
    Western North Atlantic · French Guiana
  45. NAVAREA IV 360/202020-04-30 → 2020-05-05
    Hazardous operations 111200Z to 111330Z may in area within two miles of 04-56N 052-00W
    Western North Atlantic · French Guiana
  46. NAVAREA IV 347/202020-04-24 → 2020-04-29
    Hazardous operations 281200Z to 282100Z and 291200Z to 292100Z apr in area bound by 34-04N 077-07W, 33-33N…
    Western North Atlantic · North Carolina
  47. NAVAREA IV 345/202020-04-24 → 2020-04-29
    Hazardous operations 291200Z to 291430Z apr in area within two miles of 04-56N 052-00W
    Western North Atlantic · French Guiana
  48. NAVAREA IV 331/202020-04-18 → 2020-04-24
    Hazardous operations 221845Z to 222115Z, 231830Z to 232045Z, 241815Z to 242030Z, 251745Z to 252000Z and…
    Western North Atlantic · North Carolina
  49. HYDROLANT 1194/202020-04-02 → 2020-04-06
    Gunnery exercises 040700Z to 061800Z apr in area within 50 miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  50. HYDROLANT 1123/202020-03-27 → 2020-04-24
    Gunnery exercises 01 thru 23 apr: a. between 270 degrees and 360 degrees in area within 20 miles of 29-53N…
    Eastern North Atlantic · Morocco

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.

Military exercises in the North Atlantic Ocean — page 8 · seahazards