Surveys

Underwater operations by vessel Atlantis are underway near 37-32.00N 074-14.00W in Delaware from August 30 to September 18, wide berth requested.

North Atlantic · Delaware · NAVAREA IV 799/26

issued
2026-08-18 14:34Z
status
cancelled 2026-08-19 18:30Z (dropped from inforce)
self-cancels
2026-09-18 09:00Z
sea
North Atlantic Ocean
position
37.533, -74.233 · r 10.0 nm
source
nga_inforce · first seen 2026-08-19 19:17Z

Original warning text

NORTH ATLANTIC.
DELAWARE.
1. UNDERWATER OPERATIONS 30800Z AUG
   TO 180800Z SEP BY M/V ATLANTIS IN AREA
   WITHIN TEN MILES OF 37-32.00N 074-14.00W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 180900Z SEP 26.

This area · survey operations

6 within 180 nm since 2005 · 2 in the last 12 months · 1 in force now

05
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26

Season · when survey operations happen here

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month of issue, all years in the archive

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.