Nav aids
Loran-c station middletown, rate 9940-X, off air 121600Z to 130001Z mar, alternate 131600Z to 140001Z mar
NAVAREA XII 81/01
- issued
- 2001-03-07 10:05Z
- status
- cancelled 2001-03-14 01:01Z (archive)
- self-cancels
- 2001-03-14 01:01Z
- authority
- COGARD NAVCEN DET PETALUMA 052240Z MAR 01
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. LORAN-C STATION MIDDLETOWN, RATE 9940-X, OFF AIR 121600Z TO 130001Z MAR, ALTERNATE 131600Z TO 140001Z MAR. 2. CANCEL THIS MSG 140101Z MAR.
Activity windows · 2 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2001-03-12 16:00Z | 2001-03-13 00:01Z | — | 8 h 01 |
| 2001-03-13 16:00Z | 2001-03-14 00:01Z | — | 8 h 01 |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
193 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.