Exercises
Hazardous operations
Western South Atlantic · Brazil-east Coast · HYDROLANT 402/15
- issued
- 2015-02-16 04:35Z
- status
- cancelled 2015-02-20 19:00Z (archive)
- self-cancels
- 2015-02-20 19:00Z
- authority
- NAVAREA V E 139/15 152357Z FEB 15.
- sea
- South Atlantic Ocean
- position
- -10.876, -36.809
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-EAST COAST. HAZARDOUS OPERATIONS. DNC 01. 1. HAZARDOUS OPERATIONS 201600Z TO 201800Z FEB IN AREA BOUND BY 10-52.02S 036-49.12W, 10-52.65S 036-47.75W, 10-53.05S 036-48.00W, 10-52.45S 036-49.35W. 2. CANCEL THIS MSG 201900Z FEB 15.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2015-02-20 16:00Z | 2015-02-20 18:00Z | — | 2 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
124 within 180 nm since 2004 · 0 in the last 12 months · 0 in force now
04
05
10
15
20
24
- Hazardous operations 250001Z to 260001Z jan in area bound by 11-48.00S 035-37.00W, 10-45.60S 035-25.90W,…2024-01-20
- Hazardous operations 240300Z to 270300Z jan in area bound by 10-14.33S 035-50.58W, 10-32.00S 035-25.50W,…2024-01-19
- Hazardous operations 230300Z to 260300Z jan in area bound by 08-51.88S 034-17.63W, 08-51.87S 034-38.00W,…2024-01-18
- Hazardous operations 140300Z to 170300Z jan in area bound by 09-59.12S 034-20.27W, 09-55.87S 035-12.35W,…2024-01-09
- Hazardous operations 181300Z to 191800Z dec in area bound by 13-20.58S 038-16.30W, 13-20.58S 038-26.33W,…2023-12-13
- Hazardous operations 1300Z to 1800Z daily 07 thru 08 dec in area bound by 13-20.53S 038-26.33W, 13-20.58S…2023-12-02
Season · when military exercises 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
- Maceio light 09-41.03S 035-43.38W unlit until 31 octNav aids · 96.1 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.