01-0086
ArchivedReceived: 10 Oct 2026, 14:55Archived: 16 Oct 2026, 02:41Updated: 31 Oct 2026, 05:23
analysis
No longer in forceAnchor and chain reported near Tomakomai, south coast of Hokkaido
An anchor and anchor chain about 316 metres long reported in the vicinity of Tomakomai Port section 4, Hokkaido south coast. Position given as 42-34.64N 141-40.96E. Report promulgated 10 Oct 2355 JST (10 Oct 14:55 UTC). Mariners should be aware of a possible obstruction and shoaling in the area.
Navigate with caution and avoid the vicinity of the reported position; keep watch and navigate at safe speed.
- Type
- Wreck / obstruction · severity moderate
- Feed
- Wrecks, obstructions and drifting objectsAll warnings of this kind on the map (contributors), or as an API feed: /api/v2/feeds/hazards/
- Location
- Hokkaido, south coast. Tomakomai Ko section 4
- Validity
- From 10 Oct 2026, 14:55 UTC
PROMULGATION TIME 102355 JST OCT. - Hazards
- anchor and anchor chain, shoaling, seabed obstruction
Coast stations for this area
- RCCMRCC OtaruJapan47 NM from the area
- RCCMRSC Yuzhno-SakhalinskRussian Federation265 NM from the area
- DSCDSC Station HakadateyamaMRCC OtaruJapanMMSI 004310101MF 150range 150 NM66 NM from the area
- DSCDSC Station ShakotanMRCC OtaruJapanMMSI 004310101MF 150range 150 NM68 NM from the area
- DSCDSC Station SameMRCC ShiogamaJapanMMSI 004310201MF 150range 150 NM126 NM from the area
- DSCDSC Station TokotanMRCC OtaruJapanMMSI 004310101MF 150range 150 NM143 NM from the area
- DSCDSC Station SouyamisakiMRCC OtaruJapanMMSI 004310101MF 150range 150 NM177 NM from the area
Generated automatically from the warning text on 10 Oct 2026, 15:47 UTC. It can be wrong: the original warning below is the authoritative text.
Message content
DEPTH
1ST RCG LOCAL WARNING NO.0086
HOKKAIDO S COAST SHOALING EXIST.
DEPTH
1ST REGIONAL COAST GUARD HEADQUARTERS LOCAL WARNING NO.86.
PROMULGATION TIME 102355 JST OCT.
HOKKAIDO, SOUTH COAST. TOMAKOMAI KO SECTION 4.
ANCHOR AND ANCHOR CHAIN,ABOUT 316 METRE LONG.
REPORTED TO EXIST IN VICINITY OF 42-34.64N 141-40.96E.