Nav aids

Biorka dgps station 56-51.3N 135-32.4W unusable

Eastern North Pacific · Alaska-southeast Coast · NAVAREA XII 264/20

issued: 2020-06-18 08:18Z
status: cancelled 2020-06-19 02:53Z (archive)
authority: COGARD CYBERCOM 27/20 171910Z JUN 20.
position: 56.855, -135.540
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
ALASKA-SOUTHEAST COAST.
CHART 17320.
BIORKA DGPS STATION 56-51.3N 135-32.4W UNUSABLE.

This area · aids-to-navigation notices

236 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now

Annette island dgps station 55-04.1N 131-36.0W unreliable2020-06-29
Annette island dgps station 55-04.1N 131-36.0W unreliable2020-03-19
Annette island dgps station 55-04.1N 131-36.0W unreliable2020-03-13
Annette island dgps station 55-04.1N 131-36.0W unconfirmed2019-12-02
Biorka dgps station 56-51.3N 135-32.4W inoperative2019-09-25
Biorka dgps station 56-51.3N 135-32.4W unusable2019-08-06

Season · when aids-to-navigation notices happen here

month of issue, all years in the archive

Timeline

Cancel NAVAREA XII 264/20 and this msgcancelled by · 2020-06-19

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

142 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.