NW-C-2103-26
Scientific mooring buoy established off Scarborough, Lake Ontario
No longer in forceReceived 03 Jun 2026, 00:00 UTCArchived 17 Oct 2026, 20:07 UTC
Warning text
Positions open on the mapNW-C-2103-26
Date
2026-06-03 12:53 UTC
Status
Published
Title
Scientific Instruments Change
Areas
Lake Ontario
Vicinity
Scarborough
Categories
Scientific Moorings
Description
The following scientific mooring has been temporarily established:
Buoy 17-4
43 43.286N 079 10.539W
The mooring is marked with a yellow buoy equipped with a yellow flashing light and radar reflector.
Stay clear 100 metres.
Position
43° 43.286'N 079° 10.539'W
Charts
14810(NAD83),
2077(NAD83)
Location map
Open in the full mapAnalysis
No longer in forceA scientific mooring marked by Buoy 17-4 has been temporarily established off Scarborough in Lake Ontario. The position is marked by a yellow buoy with a flashing yellow light and radar reflector. Mariners are requested to keep at least 100 metres clear.
Stay clear by 100 metres.
- Type
- Aids to navigation · severity low
- Feed
- Aids to navigationAll warnings of this kind on the map, or as an API feed.
- Location
- Lake Ontario, off Scarborough
- Validity
- From 03 Jun 2026, 12:53 UTC
2026-06-03 12:53 UTC - Hazards
- scientific mooring buoy
- Keep clear
- 0.05 NMStay clear 100 metres
- Charts
- 14810(NAD83), 2077(NAD83)
Coast stations for this area
- RCCJRCC TrentonCanada75 NM from the area
- RCCRCC BostonUnited States366 NM from the area
- RCCJRCC QuebecCanada384 NM from the area
- DSCDSC Station TrafalgarJRCC TrentonCanadaMMSI 003160029VHF 40range 40 NM28 NM from the area
- DSCDSC Station FonthillJRCC TrentonCanadaMMSI 003160029VHF 40range 40 NM41 NM from the area
- DSCDSC Station CobourgJRCC TrentonCanadaMMSI 003160029VHF 40range 40 NM46 NM from the area
- DSCDSC Station OrilliaJRCC TrentonCanadaMMSI 003160029VHF 40range 40 NM52 NM from the area
- DSCDSC Station MeafordJRCC TrentonCanadaMMSI 003160031VHF 40range 40 NM77 NM from the area
Aids to navigation affected
- Newly establishedBuoy 17-4 · Fl Y · 43° 43.286'N 079° 10.539'W
No aids-to-navigation list in the database yet; aids are shown as the warning names them.
Worked out automatically from the warning text on 28 Sept 2026, 07:18 UTC. It can be wrong: the official warning text is the authority.