S 8815/26
SÉCURITÉUnderwater diving operations off southeastern Brazil
No longer in forceReceived 12 Sept 2026, 15:42 UTCArchived 04 Oct 2026, 13:41 UTC
Warning text
Positions open on the mapCHART 1512
UNDERWATER OPERATIONS DIVERS WORKING
100300 UTC SEP 26 TO 040259 UTC OCT 26
BY DUPORTO
IN 22-54.42S 043-08.42W
CANCEL THIS WARNING 040400 UTC OCT 26.
Location map
Open on the full mapAnalysis
No longer in forceDiving and underwater operations are taking place at the reported position off Brazil. Activity is reported by DUPORTO and is scheduled from 10 Sep 2026 03:00 UTC until 04 Oct 2026 02:59 UTC. Mariners should navigate with caution in the area.
Navigate with caution and keep well clear of the operations area; maintain a good lookout.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map, or as an API feed.
- Location
- off Brazil (position given)
- Validity
- From 10 Sept 2026, 03:00 UTC
Until 04 Oct 2026, 02:59 UTC100300 UTC SEP 26 TO 040259 UTC OCT 26 CANCEL THIS WARNING 040400 UTC OCT 26. - Activity periods
- 10 Sept 2026, 03:00 UTC - 04 Oct 2026, 02:59 UTC (Diving/underwater operations (by DUPORTO))
- Hazards
- divers working, underwater operations
- Charts
- CHART 1512
Vessels involved
- DUPORTO · operator
Coast stations for this area
- RCCMRCC BrazilBrazil2 NM from the area
- DSCDSC Station Rio RadioMRCC BrazilBrazilMMSI 007100001HF30 NM from the area
Worked out automatically from the warning text on 27 Sept 2026, 22:59 UTC. It can be wrong: the official warning text is the authority.