Military exercises in the North Pacific Ocean
Gunnery, firing and naval exercise areas.
- in force
- 8
- last 12 months
- 17
- vs previous 12 (30)
- -43%
- since 1993
- 4,623
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 · 8
- NAVAREA XI 380/26in force2026-08-22Hazardous operations are taking place in the Marianas area from 27 August 0200Z to 0600Z, with cancellation at 0700Z.North Pacific, Marianas
- NAVAREA XII 548/26in force2026-08-13Hazardous operations occur off California in the North Pacific from August 18-19 and 20-21, with the notice valid until August 26.North Pacific · California
- NAVAREA XII 552/26in force2026-08-12Hazardous operations are underway August 19 to 20 within two miles of 32-35.87N 117-10.87W.North Pacific · California
- HYDROPAC 2152/26in force2026-07-27Gunnery exercises daily 2300-0900 Zulu, July 31 to August 30, North Pacific area bounded by 28-15N 146-30E, 25-25N 147-38E, 25-00N 145-36E, 27-55N 145-58E.North Pacific
- NAVAREA XI 342/26in force2026-07-27Gunnery exercise in North Pacific near Nanpo Shoto daily from 31 July to 30 August, 2300Z to 0900Z, in a bounded area.North Pacific, Nanpo Shoto · Gunnery
- NAVAREA XII 512/26in force2026-07-23Hazardous operations are scheduled off the California coast in the North Pacific from August 1 to September 1.North Pacific · California
- NAVAREA XII 510/26in force2026-07-23Hazardous operations are underway off the coast of California from August 1 to September 1.North Pacific · California
- NAVAREA XII 511/26in force2026-07-23Hazardous operations are occurring from August 1 to September 1 in the North Pacific off California.North Pacific · California
Longest in force
- NAVAREA XII 511/26in force2026-07-23 · 30 dHazardous operations are occurring from August 1 to September 1 in the North Pacific off California.North Pacific · California
- NAVAREA XII 510/26in force2026-07-23 · 30 dHazardous operations are underway off the coast of California from August 1 to September 1.North Pacific · California
- NAVAREA XII 512/26in force2026-07-23 · 30 dHazardous operations are scheduled off the California coast in the North Pacific from August 1 to September 1.North Pacific · California
- NAVAREA XI 342/26in force2026-07-27 · 26 dGunnery exercise in North Pacific near Nanpo Shoto daily from 31 July to 30 August, 2300Z to 0900Z, in a bounded area.North Pacific, Nanpo Shoto · Gunnery
- HYDROPAC 2152/26in force2026-07-27 · 26 dGunnery exercises daily 2300-0900 Zulu, July 31 to August 30, North Pacific area bounded by 28-15N 146-30E, 25-25N 147-38E, 25-00N 145-36E, 27-55N 145-58E.North Pacific
By month (all years)
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Other hazards in the North Pacific Ocean
Archive · 4,615 cancelled
- NAVAREA XII 803/222022-10-26 → 2022-10-29Hazardous operations 271730Z to 280042Z oct, alternate 281730Z to 290042Z in areas bound by: a. 34-37.00N…Eastern North Pacific · California
- NAVAREA XII 799/222022-10-25 → 2022-10-26Hazardous operations 261730Z to 270042Z oct, alternate 1730Z to 0042Z daily 27 and 28 oct in areas bound by:…Eastern North Pacific · California
- NAVAREA XII 794/222022-10-23 → 2022-10-25Hazardous operations 251730Z to 260042Z oct, alternate 1730Z to 0042Z daily 26 thru 28 oct in areas bound…Eastern North Pacific · California
- NAVAREA XII 791/222022-10-21 → 2022-10-28Hazardous operations: a. 280001Z to 280421Z oct, alternate 282338Z to 290359Z, 292316Z to 300337Z, 302255Z…North Pacific · California
- NAVAREA XII 790/222022-10-21 → 2022-10-23Hazardous operations 220100Z to 220645Z oct, alternate 230100Z to 230645Z oct in area bound by 33-16.80N…Eastern North Pacific · California
- NAVAREA XII 789/222022-10-21 → 2022-10-23Hazardous operations 220100Z to 220645Z oct, alternate 230100Z to 230645Z oct in area bound by 33-19.00N…Eastern North Pacific · California
- HYDROPAC 2958/222022-10-21 → 2022-10-23Hazardous operations 212000Z to 221300Z and 222000Z to 231300Z oct in area bound by 13-10.00N 144-30.00E,…Western North Pacific · Guam
- NAVAREA XII 779/222022-10-19 → 2022-10-27Hazardous operations 1900Z to 0330Z daily 24 thru 26 oct, alternate 1900Z to 0330Z daily 27 and 28 oct in…North Pacific · Hawaii
- NAVAREA XII 778/222022-10-19 → 2022-10-23Hazardous operations 241730Z to 250042Z oct, alternate 1730Z to 0042Z daily 25 thru 28 oct in areas bound…Eastern North Pacific · California
- HYDROPAC 2901/222022-10-16 → 2022-10-19Hazardous operations 162100Z to 170600Z and 182100Z to 190600Z oct in area bound by 13-10.00N 144-30.00E,…Western North Pacific · Guam
- NAVAREA XII 772/222022-10-15 → 2022-10-20Hazardous operations 201400Z to 210200Z, 211400Z to 220200Z and 221400Z to 230200Z oct in area bound by…Eastern North Pacific · California
- NAVAREA XII 766/222022-10-14 → 2022-10-23Hazardous operations 19 thru 22 oct in area bound by 14-45.00N 093-00.00W, 14-40.00N 093-07.00W, 14-33.00N…Eastern North Pacific · Mexico
- NAVAREA XII 765/222022-10-14 → 2022-10-23Hazardous operations 19 thru 22 oct in area bound by 15-25.00N 096-10.00W, 15-25.00N 096-55.00W, 15-15.00N…Eastern North Pacific · Mexico
- NAVAREA XII 764/222022-10-14 → 2022-10-23Hazardous operations 19 thru 22 oct in area bound by 17-08.00N 102-30.00W, 17-08.00N 102-45.00W, 17-00.00N…Eastern North Pacific · Mexico
- NAVAREA XII 762/222022-10-14 → 2022-10-23Hazardous operations 19 thru 22 oct in area bound by 31-10.00N 116-40.00W, 31-00.00N 116-40.00W, 31-00.00N…Eastern North Pacific · Mexico
- NAVAREA XII 761/222022-10-14 → 2022-10-23Hazardous operations 19 thru 22 oct in area bound by 22-56.33N 109-20.00W, 22-57.31N 109-18.00W, 22-54.24N…Eastern North Pacific · Mexico
- NAVAREA XII 758/222022-10-13 → 2022-10-22Hazardous operations 18 thru 21 oct in area bound by 21-14.00N 106-09.00W, 21-14.00N 106-23.00W, 21-04.00N…Eastern North Pacific · Mexico
- HYDROPAC 2858/222022-10-12 → 2022-10-18Gunnery exercises 162100Z to 170900Z oct, alternate 172100Z to 180900Z oct in area within 25 miles of…Western North Pacific
- NAVAREA XII 755/222022-10-12 → 2022-10-20Hazardous operations 1300Z to 0030Z daily 14, 15 and 17 thru 19 oct in area bound by 33-02.18N 120-03.95W,…Eastern North Pacific · California
- HYDROPAC 2830/222022-10-10 → 2022-10-11Hazardous operations 102300Z to 111355Z oct in: a. 13-26.00N 145-08.00EPhilippine Sea · Western North Pacific · Guam
- HYDROPAC 2821/222022-10-09 → 2022-10-10Hazardous operations 092300Z to 101355Z oct in: a. 13-26.00N 145-08.00EPhilippine Sea · Western North Pacific · Guam
- NAVAREA XII 748/222022-10-08 → 2022-10-15Hazardous operations 131400Z to 140100Z and 151400Z to 160100Z oct in area bound by 34-06.00N 119-07.00W,…Eastern North Pacific · California
- NAVAREA XII 741/222022-10-04 → 2022-10-06Hazardous operations: a. 052238Z to 060006Z oct in area bound by 34-40.00N 120-39.00W, 34-40.00N 120-25.00W,…Eastern North Pacific · California · Mexico
- NAVAREA XII 738/222022-10-03 → 2022-10-04Hazardous operations: a. 042300Z to 050028Z oct, alternate 052238Z to 060006Z oct in area bound by 34-40.00N…Eastern North Pacific · California · Mexico
- NAVAREA XII 730/222022-09-30 → 2022-10-01Hazardous operations 010631Z to 010959Z oct, alternate 0631Z to 0959Z daily 02 thru 04 oct in area bound by…Eastern North Pacific · California
- NAVAREA XII 729/222022-09-30 → 2022-10-08Hazardous operations 051400Z to 060100Z and 071400Z to 080100Z oct in area bound by 34-06.00N 119-07.00W,…Eastern North Pacific · California
- NAVAREA XII 728/222022-09-30 → 2022-10-04Hazardous operations 041700Z to 042130Z oct in area bound by 34-16.03N 122-48.12W, 34-12.72N 121-53.70W,…Eastern North Pacific · California
- NAVAREA XII 723/222022-09-28 → 2022-10-03Hazardous operations: a. 032321Z to 040049Z oct, alternate 042300Z to 050028Z and 052238Z to 060006Z oct in…Eastern North Pacific · California · Mexico
- NAVAREA XII 722/222022-09-28 → 2022-09-28Hazardous operations: a. 032321Z to 040049Z oct, alternate 042300Z to 050028Z and 052238Z to 060006Z oct in…Eastern North Pacific · California · Mexico
- NAVAREA XII 718/222022-09-27 → 2022-09-29Gunnery exercises 281830Z to 290400Z sep in area within 11 miles of 56-55.22N 136-25.00WEastern North Pacific · Alaska
- NAVAREA XII 716/222022-09-27 → 2022-11-01Hazardous operations 010800Z oct to 010800Z nov in area bound by 32-55.00N 118-25.00W, 32-55.00N 118-15.00W,…Eastern North Pacific · California
- NAVAREA XII 715/222022-09-27 → 2022-11-01Hazardous operations 010800Z oct to 010800Z nov in area bound by 32-52.70N 119-11.97W, 33-08.07N 118-52.08W,…Eastern North Pacific · California
- NAVAREA XII 714/222022-09-27 → 2022-11-01Hazardous operations 010800Z oct to 010800Z nov in area bound by 32-35.00N 117-40.00W, 32-35.00N 118-16.00W,…Eastern North Pacific · California
- HYDROPAC 2673/222022-09-26 → 2022-10-30Hazardous operations 2300Z to 0900Z daily 30 sep thru 30 oct in area bound by 28-15-15N 146-29-47E,…Western North Pacific
- NAVAREA XII 712/222022-09-25 → 2022-09-03Hazardous operations 300631Z to 300959Z sep, alternate 0631Z to 0959Z daily 01 thru 04 oct in area bound by…Eastern North Pacific · California
- NAVAREA XII 709/222022-09-24 → 2022-10-02Hazardous operations 291400Z to 300100Z sep and 011400Z to 020100Z oct in area bound by 34-06.00N…Eastern North Pacific · California
- NAVAREA XII 702/222022-09-21 → 2022-09-23Hazardous operations 222000Z to 222300Z sep in area bound by 35-17.00N 121-37.00W, 34-16.00N 121-03.00W,…Eastern North Pacific · California
- HYDROPAC 2584/222022-09-18 → 2022-09-20Hazardous operations 2300Z to 1355Z daily 18 and 19 sep in: a. 13-26.00N 145-08.00EPhilippine Sea · Western North Pacific · Guam
- NAVAREA XII 684/222022-09-14 → 2022-09-24Hazardous operations 191300Z to 200100Z sep, alternate 211300Z to 220100Z and 231300Z to 240100Z sep in area…Eastern North Pacific · California
- NAVAREA XII 682/222022-09-14 → 2022-09-16Hazardous operations 190631Z to 190959Z sep, alternate 0631Z to 0959Z daily 20 thru 23 sep in area bound by…Eastern North Pacific · California
- NAVAREA XII 677/222022-09-12 → 2022-09-16Hazardous operations 152000Z to 152300Z sep in area within 32 miles of 33-14.60N 120-19.22WEastern North Pacific · California
- HYDROPAC 2505/222022-09-11 → 2022-09-15Hazardous operations 2300Z to 1355Z daily 11 thru 14 sep in: a. 13-26.00N 145-08.00EPhilippine Sea · Western North Pacific · Guam
- NAVAREA XII 664/222022-09-08 → 2022-09-14Hazardous operations 132000Z to 132300Z sep in area within 32 miles of 33-14.60N 120-19.22WEastern North Pacific · California
- NAVAREA XII 661/222022-09-08 → 2022-09-15Hazardous operations 132200Z to 140030Z sep, alternate 142000Z to 142330Z sep in area bound by 35-13.60N…Eastern North Pacific · California
- NAVAREA XII 657/222022-09-06 → 2022-09-12Hazardous operations 112130Z to 120259Z sep, alternate 2130Z to 0259Z daily 12 thru 16 sep in area bound by…Eastern North Pacific · California
- NAVAREA XII 655/222022-09-06 → 2022-09-09Hazardous operations 071500Z to 080100Z sep, alternate 1500Z to 0100Z daily 08 thru 10 sep in area within 35…Eastern North Pacific · California
- HYDROPAC 2436/222022-09-04 → 2022-09-09Hazardous operations 2300Z to 1355Z daily 04 thru 08 sep in: a. 13-26.00N 145-08.00EPhilippine Sea · Western North Pacific · Guam
- NAVAREA XII 651/222022-09-03 → 2022-09-08Hazardous operations 081200Z to 081500Z sep in area bound by 02-01.72N 079-01.19W, 01-54.60N 079-01.19W,…Eastern North Pacific · Colombia
- NAVAREA XII 647/222022-09-03 → 2022-09-09Hazardous operations 081400Z to 090100Z sep, alternate 091400Z to 100100Z and 101400Z to 110100Z sep in area…Eastern North Pacific · California
- NAVAREA XII 646/222022-09-03 → 2022-09-09Hazardous operations 081400Z to 090100Z sep, alternate 091400Z to 100100Z and 101400Z to 110100Z sep in area…Eastern North Pacific · United States · California
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.