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
S
O
N
D

Other hazards in the North Atlantic Ocean

Archive · 2,079 cancelled

  1. NAVAREA IV 493/232023-05-03 → 2023-05-07
    Hazardous operations 071000Z to 071500Z may in area within three miles of 04-56.00N 052-05.00W
    Western North Atlantic · French Guiana
  2. NAVAREA IV 457/232023-04-24 → 2023-05-01
    Hazardous operations 240400Z apr to 010359Z may in areas bound by: a. 30-45.00N 080-30.00W, 30-45.00N…
    Western North Atlantic · Georgia · Florida
  3. HYDROLANT 876/232023-04-23 → 2023-04-26
    Gunnery exercises 260900Z to 261400Z in area within eight miles of 14-28.00N 017-52.00W
    Eastern North Atlantic · Senegal
  4. HYDROLANT 875/232023-04-23 → 2023-06-24
    Gunnery exercises 28 apr thru 23 jun in areas bound by: a. 29-53.00N 010-15.00W, 29-53.00N 010-37.96W,…
    Eastern North Atlantic · Morocco
  5. HYDROLANT 867/232023-04-22 → 2023-04-23
    Gunnery exercises 230700Z to 230900Z and 231330Z to 231500Z apr in area bound by 47-40.00N 008-00.00W,…
    Celtic Sea · Eastern North Atlantic
  6. NAVAREA IV 435/232023-04-21 → 2023-04-26
    Hazardous operations 1100Z to 1900Z daily 25 and 26 apr: a. in area bound by 05-27.40N 052-40.00W, 05-27.40N…
    Western North Atlantic · French Guiana
  7. HYDROLANT 815/232023-04-15 → 2023-04-17
    Gunnery exercises 171100Z to 171230Z apr in area bound by 47-40.00N 008-00.00W, 47-40.26N 007-35.26W,…
    Celtic Sea · Eastern North Atlantic
  8. HYDROLANT 809/232023-04-15 → 2023-04-18
    Gunnery exercises 181200Z to 181600Z apr in area within eight miles of 14-28.00N 017-52.00W
    Eastern North Atlantic · Senegal
  9. NAVAREA IV 377/232023-04-03 → 2023-04-07
    Hazardous operations 071000Z to 071500Z apr in area within three miles of 04-56.00N 052-05.00W
    Western North Atlantic · French Guiana
  10. HYDROLANT 661/232023-03-26 → 2023-03-31
    Hazardous operations: a. 1500Z to 2100Z daily 27 and 28, 0600Z to 1800Z daily 29 and 31 mar in area within…
    Bay of Biscay · Eastern North Atlantic · France
  11. NAVAREA IV 302/232023-03-17 → 2023-03-24
    Hazardous operations 211200Z to 240200Z mar in area within three miles of 05-05.00N 052-00.00W
    Western North Atlantic · French Guiana
  12. NAVAREA IV 291/232023-03-15 → 2023-03-15
    Hazardous operations 201730Z to 202030Z mar in area bound by: 36-49.0N 075-30.0W, 36-48.0N 075-00.0W,…
    Western North Atlantic · Virginia
  13. NAVAREA IV 290/232023-03-15 → 2023-03-15
    Hazardous operations 0001Z to 2359Z daily 20 thru 26 mar in area bound by: 34-17.0N 076-45.0W, 33-49.0N…
    Western North Atlantic · North Carolina
  14. NAVAREA IV 289/232023-03-15 → 2023-03-20
    Hazardous operations 201100Z to 201500Z mar in area within three miles of 04-56.00N 052-05.00W
    Western North Atlantic · French Guiana
  15. HYDROLANT 558/232023-03-13 → 2023-03-15
    Gunnery exercises 150800Z to 151500Z mar in area within 12 miles of 14-28.00N 017-52.00W
    Eastern North Atlantic · Senegal
  16. NAVAREA IV 264/232023-03-10 → 2023-03-17
    Hazardous operations 1100Z to 2100Z daily 11 thru 17 mar in area within 15 miles of 06-00.00N 052-30.00W
    Western North Atlantic · French Guiana
  17. HYDROLANT 531/232023-03-09 → 2023-03-14
    Gunnery exercises 101100Z to 101400Z and 140800Z to 141500Z mar in area within eight miles of 14-28.00N…
    Eastern North Atlantic · Senegal
  18. NAVAREA IV 241/232023-03-06 → 2023-03-17
    Hazardous operations 1100Z to 2100Z daily 11 thru 17 mar in area bound by 05-27.40N 052-40.00W, 05-27.40N…
    Western North Atlantic · French Guiana
  19. NAVAREA IV 233/232023-03-03 → 2023-03-05
    Hazardous operations in progress until 062138Z mar in areas bound by: a. 28-32.88N 080-33.89W, 28-28.00N…
    North Atlantic · Western North Atlantic · Florida
  20. HYDROLANT 453/232023-02-27 → 2023-03-02
    Gunnery exercises 021200Z to 021700Z mar in area within 12 miles of 14-28.00N 017-52.00W
    Eastern North Atlantic · Senegal
  21. HYDROLANT 400/232023-02-20 → 2023-02-23
    Gunnery exercises 231000Z to 231500Z feb in area within 12 miles of 14-28.00N 017-52.00W
    Eastern North Atlantic · Senegal
  22. NAVAREA IV 184/232023-02-18 → 2023-02-23
    Hazardous operations 231500Z to 232000Z feb in area within three miles of 05-19.00N 052-17.50W
    Western North Atlantic · French Guiana
  23. NAVAREA IV 182/232023-02-18 → 2023-02-22
    Hazardous operations 221100Z to 221500Z feb in area within three miles of 04-56.00N 052-05.00W
    Western North Atlantic · French Guiana
  24. HYDROLANT 363/232023-02-15 → 2023-02-16
    Hazardous operations 160830Z to 161800Z feb in area within 40 miles of 46-00.00N 006-40.00W
    Eastern North Atlantic
  25. NAVAREA IV 156/232023-02-09 → 2023-02-14
    Hazardous operations 141100Z to 141500Z feb in area within three miles of 04-56.00N 052-05.00W
    Western North Atlantic · French Guiana
  26. HYDROLANT 221/232023-01-27 → 2023-01-27
    Gunnery exercises 271300Z to 271700Z jan in area within 12 miles of 14-28.00N 017-52.00W
    Eastern North Atlantic · Senegal
  27. HYDROLANT 220/232023-01-27 → 2023-03-22
    Gunnery exercises 01 feb thru 21 mar in area bound by 33-41.00N 008-03.00W, 33-41.10N 008-26.90W, 33-50.50N…
    Eastern North Atlantic · Morocco
  28. NAVAREA IV 67/232023-01-16 → 2023-01-18
    Hazardous operations 1200Z to 1900Z daily 17 and 18 jan in area bound by 05-27.24N 052-40.00W, 05-27.24N…
    Western North Atlantic · French Guiana
  29. HYDROLANT 96/232023-01-11 → 2023-03-18
    Gunnery exercises 16 jan thru 17 mar in areas bound by: a. 29-53.00N 010-15.00W, 29-53.00N 010-37.90W,…
    Eastern North Atlantic · Morocco · Western Sahara
  30. NAVAREA IV 28/232023-01-07 → 2023-01-15
    Hazardous operations 111700Z to 112000Z jan and 151700Z to 152000Z jan in area within 15 miles of 06-00.00N…
    Western North Atlantic · French Guiana
  31. HYDROLANT 19/232023-01-03 → 2023-01-06
    Gunnery exercises 061400Z to 061700Z jan in area within 12 miles of 14-28.00N 017-52.00W
    Eastern North Atlantic · Senegal
  32. NAVAREA IV 1405/222022-12-30 → 2023-01-03
    Hazardous operations 031100Z to 031500Z jan in area within three miles of 04-56.00N 052-05.00W
    Western North Atlantic · French Guiana
  33. HYDROLANT 3296/222022-12-25 → 2022-12-30
    Hazardous operations 300800Z to 301400Z dec in areas bound by: a. 00-15.00N 048-45.00W, 00-23.00N…
    Western North Atlantic · Brazil
  34. NAVAREA IV 1367/222022-12-17 → 2023-05-01
    Hazardous operations in progress thru 30 apr 23 by M/V siem ruby in area bound by 07-14.50N 055-14.23W,…
    Western North Atlantic · Suriname
  35. NAVAREA IV 1359/222022-12-16 → 2022-12-20
    Hazardous operations 201900Z to 202100Z dec in area within three miles of 05-18.76N 052-17.50W
    Western North Atlantic · French Guiana
  36. HYDROLANT 3213/222022-12-15 → 2022-12-20
    Gunnery exercises 201200Z to 201700Z dec in area within 20 miles of 14-28.00N 017-52.00W
    Eastern North Atlantic · Senegal
  37. NAVAREA IV 1313/222022-12-06 → 2022-12-14
    Hazardous operations 111100Z to 142100Z dec in area bound by 05-27.24N 052-40.00W, 05-27.24N 052-32.42W,…
    Western North Atlantic · French Guiana
  38. NAVAREA IV 1278/222022-12-02 → 2022-12-06
    Gunnery exercises 061100Z to 062000Z dec in area within 3 miles of 04-56.00N 052-05.00W
    Western North Atlantic · French Guiana
  39. NAVAREA IV 1273/222022-12-01 → 2022-12-02
    Hazardous operations 051300Z to 071630Z dec in area within three miles of 05-04.99N 052-00.10W
    Western North Atlantic · Brazil · French Guiana
  40. NAVAREA IV 1271/222022-12-01 → 2022-12-07
    Hazardous operations 051300Z to 071630Z dec in area within three miles of 05-04.99N 052-00.10W
    Western North Atlantic · French Guiana
  41. HYDROLANT 3089/222022-12-01 → 2022-12-04
    Hazardous operations 040900Z to 041500Z dec in areas bound by: a. 00-23.00N 048-47.00W, 00-23.00N…
    Western North Atlantic · Brazil
  42. NAVAREA IV 1264/222022-11-30 → 2022-12-02
    Hazardous operations: a. 1700Z to 0300Z daily 30 nov and 01 dec in area bound by 36-49.00N 075-30.00W,…
    Western North Atlantic · Virginia
  43. NAVAREA IV 1253/222022-11-26 → 2022-11-30
    Hazardous operations 301700Z to 301900Z nov in area within two miles of 04-56.00N 052-05.00W
    Western North Atlantic · French Guiana
  44. NAVAREA IV 1247/222022-11-24 → 2022-11-28
    Hazardous operations 281700Z to 281900Z nov in area within two miles of 04-56.0N 052-05.0W
    Western North Atlantic · French Guiana
  45. NAVAREA IV 1222/222022-11-16 → 2022-11-19
    Hazardous operations 182100Z to 190300Z nov in area bound by 05-27.24N 052-40.00W, 05-27.24N 052-32.42W,…
    Western North Atlantic · French Guiana
  46. HYDROLANT 2876/222022-11-11 → 2022-11-14
    Gunnery exercises 140700Z to 141100Z and 141700Z to 142100Z nov
    Celtic Sea · Eastern North Atlantic
  47. HYDROLANT 2825/222022-11-05 → 2022-11-10
    Hazardous operations 101200Z to 101800Z nov in area bound by 00-10.00N 047-30.00W, 00-10.00N 047-40.00W,…
    Western North Atlantic · Brazil
  48. HYDROLANT 2807/222022-11-04 → 2022-11-07
    Gunnery exercises 070900Z to 071300Z nov in area within 30 miles of 12-44.00N 017-47.00W
    Eastern North Atlantic · Senegal
  49. HYDROLANT 2754/222022-10-29 → 2022-10-31
    Gunnery exercises 311500Z to 311700Z oct in area within 12 miles of 14-28.00N 017-52.00W
    Eastern North Atlantic · Senegal
  50. NAVAREA IV 1111/222022-10-21 → 2022-10-25
    Hazardous operations 251100Z to 251430Z oct in area bound by 05-27.40N 052-40.00W, 05-27.40N 052-32.70W,…
    Western North Atlantic · French Guiana

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 3 · seahazards