Surveys
California 1. underwater operation 280700Z to 282359Z jul by M/V atlantis in area within two miles of…
Eastern North Pacific · NAVAREA XII 471/23
- issued
- 2023-07-27 14:12Z
- status
- cancelled 2023-07-29 01:00Z (archive)
- self-cancels
- 2023-07-29 01:00Z
- authority
- WHOI 0/23 271400Z JUL 23.
- position
- 33.389, -118.007 · r 2.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. CALIFORNIA 1. UNDERWATER OPERATION 280700Z TO 282359Z JUL BY M/V ATLANTIS IN AREA WITHIN TWO MILES OF 33-23.31N 118-00.42W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 290100Z JUL 23.
This area · survey operations
21 within 180 nm since 2012 · 0 in the last 12 months · 0 in force now
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15
20
23
- Underwater operations by M/V atlantis and submersible alvin: a. 270700Z to 280001Z jul in area within two…2023-07-26
- Underwater operations by r/v atlantis and dsv alvin 0700Z to 2359Z daily: a. 16 jul in area within 2 miles…2023-07-11
- Underwater operations 240900Z jun to 120900Z jul by M/V atlantis with submersible alvin in area bound by…2023-06-19
- Underwater operations 081400Z to 090200Z dec by M/V rebekah and usv sea hunter in areas bound by: a.…2022-12-03
- Underwater operations 141500Z to 292300Z aug by r/v bold horizon in area bound by 33-23.30N 124-19.40W,…2022-08-09
- Survey operations in progress until 151600Z nov by M/V sally ride towing equipment along trackline joining…2021-10-30
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-55.00N 118-25.00W, 32-55.00N 118-15.00W,…Exercises · 41.5 nm
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-52.70N 119-11.96W, 33-08.06N 118-52.09W,…Exercises · 53.7 nm
- Hazardous operations 191500Z to 202300Z aug in area within two miles of 32-35.87N 117-10.87WExercises · 63.1 nm
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-33.00N 118-25.00W, 32-35.00N 118-16.00W,…Exercises · 68.5 nm
- Coronado island south light 32-23.5N 117-14.5W unlitNav aids · 71.2 nm
- Hazardous operations 181700Z to 190001Z aug, alternate 1700Z to 0100Z daily, 20 thru 21 aug in area bound by…Exercises · 76.9 nm
Worldwide now
75 survey operations in force · see all
Surveys
Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.