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 1041/212021-11-17 → 2021-12-13
    Hazardous operations 18 nov thru 12 dec in area bound by 06-11.99N 055-19.74W, 06-11.99N 055-19.96W,…
    Western North Atlantic · Suriname
  2. HYDROLANT 2725/212021-11-02 → 2021-11-04
    Gunnery exercises 041000Z to 041600Z nov in area within 12 miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  3. NAVAREA IV 993/212021-10-31 → 2021-11-05
    Hazardous operations 051130Z to 052000Z nov in area within two miles of 04-56N 052-05W
    Western North Atlantic · French Guiana
  4. HYDROLANT 2655/212021-10-28 → 2021-10-31
    Gunnery exercises 311500Z to 311800Z oct in area within 12 miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  5. HYDROLANT 2622/212021-10-24 → 2021-10-30
    Gunnery exercises 291600Z to 301200Z oct in area within 30 miles of 12-44N 017-47W
    Eastern North Atlantic · Senegal
  6. NAVAREA IV 962/212021-10-23 → 2021-10-28
    Hazardous operations 280220Z to 280950Z oct in area bound by 28-38N 080-37W, 28-39N 080-33W, 28-37N 080-32W,…
    Western North Atlantic · Florida
  7. NAVAREA IV 951/212021-10-20 → 2021-10-22
    Hazardous operations: a. 200000Z to 240001Z oct in area bound by 34-17N 076-45W, 33-49N 076-30W, 33-33N…
    Western North Atlantic · North Carolina
  8. HYDROLANT 2582/212021-10-19 → 2021-10-21
    Gunnery exercises 210900Z to 211200Z oct in area within 30 miles of 12-44N 017-47W
    Eastern North Atlantic · Senegal
  9. HYDROLANT 2577/212021-10-19 → 2021-10-24
    Gunnery exercises 241400Z to 241700Z oct in area within 30 miles of 12-44N 017-47W
    Eastern North Atlantic · Senegal
  10. NAVAREA IV 944/212021-10-17 → 2021-10-24
    Hazardous operations 221501Z to 230130Z oct in area bound by 05-23.46N 052-53.80W, 05-32.00N 052-53.80W,…
    Western North Atlantic · French Guiana
  11. NAVAREA IV 939/212021-10-16 → 2021-10-21
    Hazardous operations 211100Z to 212000Z oct in area within 15 miles of 06-00N 052-30W
    Western North Atlantic · French Guiana
  12. HYDROLANT 2510/212021-10-10 → 2021-10-15
    Hazardous operations 0800Z to 1900Z daily 11 thru 15 oct in area within 35 miles of 57-15.9N 008-35.9W
    Eastern North Atlantic · Scotland
  13. HYDROLANT 2469/212021-10-05 → 2021-10-08
    Gunnery exercises 0630Z to 1300Z daily 04 thru 06 and 08 oct in area bound by 36-13.6N 006-27.6W, 36-27.3N…
    Eastern North Atlantic · Gulf of Cadiz · Spain
  14. HYDROLANT 2463/212021-10-04 → 2021-10-08
    Hazardous operations 0800Z to 1900Z daily 04 thru 08 oct in area within 50 miles of 57-16.2N 009-06.3W
    Eastern North Atlantic · Scotland
  15. HYDROLANT 2451/212021-10-02 → 2021-10-03
    Gunnery exercises 031100Z to 031500Z oct in area within 12 miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  16. NAVAREA IV 881/212021-09-30 → 2021-10-06
    Hazardous operations 051100Z to 052300Z oct in area bound by 28-35.51N 080-35.03W, 28-35.52N 080-34.24W,…
    Western North Atlantic · Florida
  17. NAVAREA IV 869/212021-09-26 → 2021-09-30
    Hazardous operations 301200Z to 301900Z sep in area within two miles of 04-56N 052-05W
    Western North Atlantic · French Guiana
  18. HYDROLANT 2383/212021-09-22 → 2021-09-24
    Hazardous operations 0700Z to 1900Z daily 23 thru 26 sep in area within 24 miles of 57-26.8N 008-16.0W
    Eastern North Atlantic · Scotland
  19. NAVAREA IV 855/212021-09-18 → 2021-09-22
    Hazardous operations 231100Z to 232300Z sep in area bound by 28-35.51N 080-35.03W, 28-35.52N 080-34.24W,…
    Western Atlantic Ocean · Florida
  20. NAVAREA IV 853/212021-09-17 → 2021-09-19
    Hazardous operations 18 sep in area bound by 07-04.00N 058-05.75W, 07-04.00N 057-51.50W, 06-54.00N 057-51.50W
    Western North Atlantic · Guyana
  21. NAVAREA IV 844/212021-09-16 → 2021-09-17
    Hazardous operations 18 sep in area bound by 06-54.73N 058-02.75W, 06-54.72N 057-59.53W, 06-52.18N…
    Western North Atlantic · Guyana
  22. HYDROLANT 2336/212021-09-15 → 2021-09-18
    Hazardous operations 171230Z thru 200123Z sep in areas bound by: a. 28-56N 079-59W, 29-02N 079-53W, 29-06N…
    Eastern South Atlantic
  23. NAVAREA IV 838/212021-09-15 → 2021-09-18
    Hazardous operations 171230Z thru 200123Z sep in areas bound by: a. 28-56N 079-59W, 29-02N 079-53W, 29-06N…
    Atlantic Ocean · Florida
  24. NAVAREA IV 813/212021-09-09 → 2021-09-13
    Hazardous operations 130130Z to 131000Z sep in area bound by 28-38-23N 080-37-15W, 28-39-00N 080-36-00W,…
    Western North Atlantic · Florida
  25. HYDROLANT 2197/212021-08-26 → 2022-01-01
    Gunnery exercises 01 sep thru 31 dec between 270 degrees and 360 degrees in areas within 20 miles of: a.…
    Eastern North Atlantic · Morocco
  26. NAVAREA IV 726/212021-08-20 → 2021-08-25
    Hazardous operations 251100Z to 251500Z aug in area within two miles of 05-18.76N 052-17.50W
    Western North Atlantic · French Guiana
  27. HYDROLANT 2138/212021-08-19 → 2021-08-30
    Gunnery exercise 231000Z to 301000Z aug in area bound by 47-40.00N 008-00.00W, 47-40.26N 007-35.26W,…
    Eastern North Atlantic · Celtic Sea
  28. HYDROLANT 2119/212021-08-17 → 2021-08-19
    Gunnery exercises 191200Z to 191600Z aug in area within eight miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  29. HYDROLANT 2079/212021-08-10 → 2021-08-10
    Hazardous operations 0700Z to 1900Z daily 10 thru 13 aug in area within 19 miles of 57-31.1N 008-33.6W
    Eastern North Atlantic · Scotland
  30. NAVAREA IV 673/212021-08-06 → 2021-08-11
    Hazardous operations 111000Z to 112000Z aug in area within 15 miles of 06-00N 052-30W
    Western North Atlantic · French Guiana
  31. HYDROLANT 1997/212021-08-01 → 2021-08-06
    Hazardous operations 0800Z to 1900Z daily 02 thru 08 aug in area within 23 miles of 57-22.9N 008-09.4W
    Eastern North Atlantic · Scotland
  32. HYDROLANT 1966/212021-07-28 → 2021-07-29
    Gunnery exercises 290800Z to 291500Z jul in area within 12 miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  33. NAVAREA IV 528/212021-06-25 → 2021-06-29
    Hazardous operations 291100Z to 292100Z jun in area within three miles of 05-18.76N 052-17.50W
    Western North Atlantic · French Guiana
  34. HYDROLANT 1672/212021-06-23 → 2021-06-26
    Gunnery exercises 260800Z to 261200Z jun in area within 12 miles of 14-28N 017-52W
    Eastern North Atlantic · Senegal
  35. NAVAREA IV 520/212021-06-23 → 2021-06-28
    Hazardous operations 281200Z to 281900Z jun in area within two miles of 04-56N 052-05W
    Western North Atlantic · French Guiana
  36. HYDROLANT 1654/212021-06-21 → 2021-06-22
    Gunnery exercise 221300Z to 221500Z jun in area bound by 47-40.00N 008-00.00W, 47-40.26N 007-35.26W,…
    Eastern North Atlantic · Celtic Sea
  37. NAVAREA IV 507/212021-06-18 → 2021-06-22
    Hazardous operations 221700Z to 221900Z jun in area within two miles of 04-56N 052-05W
    Western North Atlantic · French Guiana
  38. NAVAREA IV 503/212021-06-16 → 2021-06-27
    Hazardous operations in progress until 26 jun in area bound by 06-57.93N 057-58.29W, 06-59.46N 057-56.60W,…
    Western North Atlantic · Guyana
  39. NAVAREA IV 492/212021-06-11 → 2021-06-16
    Hazardous operations 12 thru 26 jun in area bound by 06-57.93N 057-58.29W, 06-59.46N 057-56.60W, 07-02.22N…
    Western North Atlantic · Guyana
  40. HYDROLANT 1549/212021-06-09 → 2021-06-14
    Gunnery exercises 112100Z to 120100Z jun, 0600Z to 1000Z and 1200Z to 1600Z daily 12 and 13 jun, and 140001Z…
    Eastern North Atlantic · Spain
  41. HYDROLANT 1544/212021-06-09 → 2021-06-16
    Gunnery exercises 14 and 15 jun in area bound by 29-18N 011-06W, 28-46N 010-48W, 28-42N 010-56W, 29-08N…
    Eastern North Atlantic · Morocco
  42. NAVAREA IV 480/212021-06-08 → 2021-07-16
    Hazardous operations 10 jun thru 15 jul in area bound by 06-11.99N 055-19.74W, 06-11.99N 055-19.96W,…
    Western North Atlantic · Suriname
  43. HYDROLANT 1473/212021-06-01 → 2021-06-01
    Hazardous operations 010700Z to 012100Z jun in area within 42 miles of 57-20N 008-43W
    Eastern North Atlantic · Scotland
  44. HYDROLANT 1449/212021-05-29 → 2021-05-30
    Hazardous operations 300900Z to 302100Z may in areas: a. within 70 miles of 54-13.6N 017-02.7W
    North Atlantic
  45. HYDROLANT 1448/212021-05-29 → 2021-05-30
    Hazardous operations 300900Z to 302100Z may in areas within: a. 38 miles of 57-17N 008-33W
    Eastern North Atlantic · Scotland
  46. HYDROLANT 1428/212021-05-28 → 2021-05-28
    Hazardous operations 280900Z to 282100Z may in areas within: a. 26 miles of 55-32.5N 013-12.1W
    North Atlantic
  47. HYDROLANT 1427/212021-05-28 → 2021-05-28
    Hazardous operations 280900Z to 282100Z may in areas within: a. 38 miles of 57-17N 008-33W
    Eastern North Atlantic · Scotland
  48. HYDROLANT 1420/212021-05-27 → 2021-05-27
    Hazardous operations 270900Z to 272100Z may in area within 38 miles of 57-19.0N 008-35.5W
    Eastern North Atlantic · Scotland
  49. HYDROLANT 1411/212021-05-26 → 2021-05-26
    Hazardous operations 260900Z to 262100Z may: a. in area within 42 miles of 54-11.6N 017-27.8W
    Eastern North Atlantic
  50. HYDROLANT 1410/212021-05-26 → 2021-05-26
    Hazardous operations 260900Z to 262100Z may in areas within 38 miles of: a. 57-19.7N 008-25.9W
    Eastern North Atlantic · Scotland

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 6 · seahazards