Surveys
Underwater operations 141500Z to 292300Z aug by r/v bold horizon in area bound by 33-23.30N 124-19.40W,…
Eastern North Pacific · California · NAVAREA XII 552/22
- issued
- 2022-08-09 09:37Z
- status
- cancelled 2022-08-30 00:01Z (archive)
- self-cancels
- 2022-08-30 00:01Z
- authority
- CALCOFI 0/22 051702Z JUL 22.
- position
- 32.797, -121.411
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. CALIFORNIA. 1. UNDERWATER OPERATIONS 141500Z TO 292300Z AUG BY R/V BOLD HORIZON IN AREA BOUND BY 33-23.30N 124-19.40W, 35-05.30N 120-46.60W, 34-27.70N 120-29.10W, 33-29.10N 117-46.10W, 32-57.40N 117-18.30W, 32-10.80N 118-53.60W, 30-25.10N 123-59.90W, 31-54.70N 124-10.20W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 300001Z AUG 22.
This area · survey operations
17 within 180 nm since 2013 · 0 in the last 12 months · 0 in force now
13
15
20
23
- California 1. underwater operation 280700Z to 282359Z jul by M/V atlantis in area within two miles of…2023-07-27
- 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 051500Z thru 210001Z nov by M/V sally ride in area bound by 29-50.76N 123-35.22W,…2022-11-02
Season · when survey operations happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Nearby now · within 120 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.