沪航警817/26

Shoaling on deep-water channel right boundary between buoys D19 and D17, Changjiang Estuary

ActiveReceived 14 Oct 2026, 13:57 UTC

Warning text

SHANGHAI NAVIGATIONAL WARNING 817/26, CHANGJIANG ESTUARY. IT IS REPORTED THAT WATER DEPTH HAS SHOALED NEAR THE MIDDLE OF THE RIGHT BOUNDARY LINE OF THE DEEP WATER CHANNEL BETWEEN BUOYS D19 AND D17, WITH A LEAST DEPTH OF 11.6 METERS. MARINERS ARE ADVISED TO NAVIGATE WITH CAUTION.

Analysis

Active

A report indicates shoaling near the mid-point of the right boundary line of the deep-water channel between buoys D19 and D17 in the Changjiang (Yangtze) Estuary. The least depth reported is 11.6 metres. Mariners are advised to navigate with caution.

Navigate with caution in the area and use local charts, pilotage and soundings.

Type: Navigational hazard · severity moderate
Feed: Wrecks, obstructions and drifting objectsAll warnings of this kind on the map, or as an API feed.
Location: Changjiang (Yangtze) Estuary, deep-water channel between buoys D19 and D17
Hazards: shoaling, reduced depth on channel boundary
Least depth: 11.6 m (38 ft)

Worked out automatically from the warning text on 14 Oct 2026, 15:37 UTC. It can be wrong: the official warning text is the authority.

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