I 9252/26

Shoaling reported off the Amazon - depths shallower than charted

Expiredended 30 Oct 2026, 20:00 UTC (8 days ago)Received 01 Nov 2026, 03:42 UTC

Warning text

Positions open on the map

CHART 4022 DEPTHS LOWER THAN THOSE REPRESENTED ON CHART RECOMENDA-SE EXTREMA CAUTELA, OS NAVEGANTES SOMENTE DEVEM DEMANDAR A AREA COM PERFEITO CONHECIMENTO LOCAL IN AREA BETWEEN 02-10.92S, 02-09.83S 055-04.05W AND 054-48.10W CANCEL LOCAL I 9553/24 CANCEL THIS WARNING 302000 UTC OCT 28.

Location map

Open on the full map

Analysis

Expiredended 30 Oct 2026, 20:00 UTC (8 days ago)

Authorities report depths in a defined area off the Amazon are lower than shown on chart 4022. Mariners are advised to exercise extreme caution and only navigate the area with perfect local knowledge. The message cancels LOCAL I 9553/24.

Exercise extreme caution; only navigate the area with perfect local knowledge.

Type: Navigational hazard · severity moderate
Feed: Wrecks, obstructions and drifting objectsAll warnings of this kind on the map, or as an API feed.
Location: area between 02-10.92S, 02-09.83S, 055-04.05W and 054-48.10W (Amazon Basin)
Validity: Until 30 Oct 2026, 20:00 UTCCANCEL THIS WARNING 302000 UTC OCT 28.
Hazards: depths lower than charted, shoal / uncharted shallow water
Cancels: LOCAL I 9553/24
Charts: CHART 4022

Coast stations for this area

DSCDSC Station Manaus RadioMRCC BrazilBrazilMMSI 007100003HF296 NM from the area

Worked out automatically from the warning text on 01 Nov 2026, 03:51 UTC. It can be wrong: the official warning text is the authority.

Back to Brazil - Amazon Basin