Nav aids
Cgoc shetland mf r/t and dsc services at st margaret's hope site in 58-49.30N 002-57.40W off air
North Sea · Orkney Islands · HYDROLANT 579/23
- issued
- 2023-03-17 03:28Z
- status
- cancelled 2023-04-28 03:30Z (archive)
- cancels
- HYDROLANT 269/23
- authority
- WZ 199/23 170301Z MAR 23.
- sea
- North Sea
- position
- 58.822, -2.957
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
NORTH SEA. ORKNEY ISLANDS. DNC 20. 1. CGOC SHETLAND MF R/T AND DSC SERVICES AT ST MARGARET'S HOPE SITE IN 58-49.30N 002-57.40W OFF AIR. 2. CANCEL HYDROLANT 269/23.
This area · aids-to-navigation notices
1890 within 180 nm since 1998 · 1 in the last 12 months · 1 in force now
98
00
05
10
15
20
25
26
- Noup head light 59-19.90N 003-04.20W range reduced to 12 miles2026-08-05
- All navigational aids at platform 15/17-A 58-25.00N 000-20.10E inoperative2024-05-01
- Dsc services at glengorm site 56-37.90N 006-08.00W off air2024-04-29
- GPS jamming exercises 0830Z to 1700Z daily 29 apr thru 03 may in area within 11 miles of 57-21.00N 007-24.00W2024-04-24
- Mrcc shetland mf r/t and dsc services at collafirth hill site 60-32.00N 001-23.50W off air2024-04-01
- GPS jamming exercises 0830Z to 1700Z daily 25 thru 29 mar in area within 11 miles of 57-21.00N 007-24.00W2024-03-20
Season · when aids-to-navigation notices happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
- Cgoc shetland mf r/t and dsc services at st margaret's hope site in 58-49.30N 002-57.40W off aircancels · 2023-02-03
- Cgoc shetland mf r/t and dsc services at st margaret's hope site in 58-49.30N 002-57.40W off airreplaced · 2023-02-03
- Cgoc shetland mf r/t and dsc services at st margaret's hope site in 58-49.30N 002-57.40W off aircancelled by · 2023-04-28
Nearby now · within 120 nm
- Noup head light 59-19.90N 003-04.20W range reduced to 12 milesNav aids · 30.8 nm
Worldwide now
195 aids-to-navigation notices in force · see all
Nav aids
Lights extinguished, buoys off station, RACON/NAVTEX outages. All current aids-to-navigation notices →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.