Nav aids

Uscg remote communication facility san juan (r) 18-27.00N 066-06.00W transmit and receive services off air…

North Atlantic Ocean · NAVAREA IV 337/24

What this record establishes

Archived notice · 2024-03-25 14:30Z

This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.

Source and dates: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · COGARD COMMUNICATIONS COMMAND 0/24 231900Z MAR 24.. Issued 2024-03-23 21:34Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered: North Atlantic Ocean. The parsed report position is 18.450, -66.100. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Current notices and reporting history in the North Atlantic Ocean →

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2024-03-25 13:00Z	2024-03-25 13:30Z	—	30 min

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

issued: 2024-03-23 21:34Z
status: Archived notice
self-cancels: 2024-03-25 14:30Z
authority: COGARD COMMUNICATIONS COMMAND 0/24 231900Z MAR 24.
NAVAREA: NAVAREA IV
issued by: COGARD COMMUNICATIONS COMMAND
sea: North Atlantic Ocean
position: 18.450, -66.100
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

PUERTO RICO.
1. USCG REMOTE COMMUNICATION FACILITY
   SAN JUAN (R) 18-27.00N 066-06.00W
   TRANSMIT AND RECEIVE SERVICES OFF AIR
   251300Z TO 251330Z MAR.
2. CANCEL THIS MSG 251430Z MAR 24.

Reading this warning

Position (degrees and minutes): How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
Inoperative / unreliable / off air: An aid or radio service is not working as charted or published.
Date-time group (DTG): A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.
CANCEL THIS MSG: The warning's own expiry: a line telling the reader when the message cancels itself.

All warning terms →

Collected reports in this area · aids-to-navigation notices

192 within 180 nm since 2001 · 2 in the last 12 months · 2 listed in force now

Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.

NAVTEX station san juan (r) 18-27.00N 066-06.00W inoperative2026-09-16
NAVTEX station san juan (r) 18-27.00N 066-06.00W off air2026-09-04
Cabo engano lighthouse 18-36.80N 068-19.50W unlit2023-11-28
NAVTEX station san juan (r) 18-27.00N 066-06.00W off air2023-03-23
La romana light 18-24.90N 068-57.50W unlit2023-01-21
Cabo engano light 18-37.00N 068-19.70W unlit2022-10-29

Month of issue in the collected archive

All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.

Nearby notices listed in force · within 120 nm

No other collected notice is currently listed in force within this radius. This does not establish safe conditions.

Worldwide in the collected sources

137 aids-to-navigation notices listed in force · see all

Record snapshot 2026-10-01 19:14Z; source collection times vary.

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.