Exercises

Hazardous operations

Brazil-northeast Coast · HYDROLANT 1300/15

issued
2015-05-28 09:20Z
status
cancelled 2015-06-03 21:00Z (archive)
self-cancels
2015-06-03 21:00Z
cancels
HYDROLANT 1283/15
authority
NAVAREA V E 509/15 280046Z MAY 15 - NAVAREA V E 507/15 272119Z MAY 15.
sea
South Atlantic Ocean
position
-5.774, -34.270
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-NORTHEAST COAST.
HAZARDOUS OPERATIONS.
DNC 01.
1. HAZARDOUS OPERATIONS 021100Z TO 021500Z AND
   031100Z TO 032000Z JUN IN AREAS BOUND BY:
   A. 05-54.08S 035-10.54W, 05-47.50S 034-58.25W,
      06-05.25S 034-52.20W, 05-56.32S 035-10.31W.
   B. 05-47.50S 034-58.25W, 05-07.23S 033-49.35W,
      05-19.35S 033-30.96W, 06-25.26S 034-11.47W,
      06-05.25S 034-52.20W.
2. CANCEL HYDROLANT 1283/15.
3. CANCEL THIS MSG 032100Z JUN 15.

Activity windows · 2 in this warning

opens (UTC)closes (UTC)locallength
2015-06-02 11:00Z2015-06-02 15:00Z4 h
2015-06-03 11:00Z2015-06-03 20:00Z9 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · military exercises

377 within 180 nm since 1999 · 1 in the last 12 months · 1 in force now

99
00
05
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26

Season · when military exercises happen here

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F
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A
M
J
J
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month of issue, all years in the archive

Timeline

Nearby now · within 120 nm

Worldwide now

35 military exercises in force · see all

Exercises

Gunnery, firing and naval exercise areas. All current military exercises

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.