Surveys
Underwater operations 12 apr thru 14 apr by M/V dino chouest with submersible in area bound by 34-00N…
Eastern North Pacific · California · NAVAREA XII 155/20
- issued
- 2020-04-11 17:42Z
- status
- cancelled 2020-04-13 05:01Z (archive)
- authority
- M/V DINO CHOUEST 111735Z APR 20.
- sea
- North Pacific Ocean
- position
- 33.875, -121.708
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. CALIFORNIA. 1. UNDERWATER OPERATIONS 12 APR THRU 14 APR BY M/V DINO CHOUEST WITH SUBMERSIBLE IN AREA BOUND BY 34-00N 121-50W, 34-00N 121-35W, 33-45N 121-35W, 33-45N 121-50W. FIVE MILE BERTH REQUESTED. 2. CANCEL THIS MSG 15 APR 20.
This area · survey operations
17 within 180 nm since 2012 · 0 in the last 12 months · 0 in force now
12
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 051500Z thru 210001Z nov by M/V sally ride in area bound by 29-50.76N 123-35.22W,…2022-11-02
- Underwater operations 141500Z to 292300Z aug by r/v bold horizon in area bound by 33-23.30N 124-19.40W,…2022-08-09
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Cancel NAVAREA XII 155/20 and this msgcancelled by · 2020-04-13
Nearby now · within 120 nm
Worldwide now
84 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.