01-0080
SÉCURITÉArchivedReceived: 2 Oct 2026, 07:25Archived: 3 Oct 2026, 07:21Updated: 31 Oct 2026, 05:23
analysis
No longer in forceTomakomai Ko green light buoy missing, Hokkaido south coast
The green light buoy near Tomakomai Ko on Hokkaido's south coast is reported missing. Position given as 42-38-17.6N 141-38-21.9E. Report promulgated 02 Oct 1625 JST (021625 JST OCT). No end time is provided.
Proceed with caution in the area and navigate using other means; maintain a proper lookout for the unmarked hazard and report sightings to the local coast guard if required.
- Type
- Aids to navigation · severity low
- Feed
- Aids to navigationAll warnings of this kind on the map (contributors), or as an API feed: /api/v2/feeds/aton/
- Location
- Hokkaido, south coast, Tomakomai Ko
- Validity
- From 02 Oct 2026, 07:25 UTC
PROMULGATION TIME 021625 JST OCT. - Hazards
- missing light buoy, unlit or unmarked navigation channel
Coast stations for this area
- RCCMRCC OtaruJapan43 NM from the area
- RCCMRSC Yuzhno-SakhalinskRussian Federation262 NM from the area
- DSCDSC Station ShakotanMRCC OtaruJapanMMSI 004310101MF 150range 150 NM64 NM from the area
- DSCDSC Station HakadateyamaMRCC OtaruJapanMMSI 004310101MF 150range 150 NM67 NM from the area
- DSCDSC Station SameMRCC ShiogamaJapanMMSI 004310201MF 150range 150 NM129 NM from the area
- DSCDSC Station TokotanMRCC OtaruJapanMMSI 004310101MF 150range 150 NM145 NM from the area
- DSCDSC Station SouyamisakiMRCC OtaruJapanMMSI 004310101MF 150range 150 NM173 NM from the area
Aids to navigation affected
- MissingGREEN LIGHT BUOY · 42-38-17.6N 141-38-21.9E
No aids-to-navigation list in the database yet; aids are shown as the warning names them.
Generated automatically from the warning text on 02 Oct 2026, 08:07 UTC. It can be wrong: the original warning below is the authoritative text.
Keywords
- Malfunctioning Aidsbuoy missing
Message content
AIDS
1ST RCG LOCAL WARNING NO.0080
HOKKAIDO S COASTTOMAKOMAI KO LIGHT BUOY MISSING.
NAVIGATIONAL AIDS.
1ST REGIONAL COAST GUARD HEADQUARTERS LOCAL WARNING No.80
PROMULGATION TIME 021625 JST OCT.
HOKKAIDO, SOUTH COAST. TOMAKOMAI KO SECTION 1.
GREEN LIGHT BUOY , IN VICINITY OF 42-38-17.6N 141-38-21.9E,
MISSING.