GNSS Interference Report
Issued: 11 months, 1 week ago
Date Reference Region Category Aggressors Source
22 Nov 2023 - 21:20 CW GNSS 167 Indian Ocean GNSS Interference NAVCEN
USER: USCG LANTAREA was notified by the Health, Safety, Security, Quality, and Environmental (HSSQE) Manager for Seabulk that the U.S. flagged M/V GREEN COVE (IMO 9181560) experienced suspected GPS spoofing while on inbound transit to Aqaba. The GPS information for the ship, the Captain’s GPS watch, and Polestar all show that the vessel is in Cario. HSSQE Seabulk Group will continue to monitor. NAVCEN: The GPS Operations Center reviewed the GPS Constellation and Control Segment, there are no known anomalies that might affect GPS signal integrity at the time and vicinity of the reported problem. Space weather was reviewed and found unlikely to have impacted GPS performance. There were no authorized GPS tests in the area. No correlating reports from inter-agency partners. No additional information.
View in the Clearwater Portal View More Alerts
Other alerts for

Indian Ocean


Attack on a vessel, Gulf of Aden

It has been reported by the UKMTO that a vessel has been attacked 70nm Southwest of Aden, Yemen (exact position not specified). The authorities are …

Issued: 4 months, 3 weeks ago View with map
Attack on a cargo vessel, Gulf of Aden

The Master of a vessel has reported hearing over VHF CH.16 that a Antigua-Barbuda-flagged general cargo vessel has been hit by a missile whilst underway …

Issued: 4 months, 3 weeks ago View with map
Suspicious Approach, Mogadishu

It has been reported that there has been a suspicious approach on a Marshall Islands-flagged bulk carrier 355NM West of Mogadishu, Somalia. The vessel was …

Issued: 4 months, 3 weeks ago View with map
Unmanned Aerial Vehicle, Ballistic Missiles and a Patrol Boat Destroyed, Red Sea

Open-source reports state that in the past 24 hours, U.S. Central Command have destroyed four anti-ship ballistic missiles over the Red Sea and one Unmanned …

Issued: 4 months, 3 weeks ago View with map
Attack on a vessel, Red Sea

It has been reported by the UKMTO that a vessel has been attacked 27nm South of Mocha, Yemen (exact position not specified). The authorities are …

Issued: 4 months, 3 weeks ago View with map
Unmanned Aerial Vehicles and Ballistic Missiles Destroyed, Red Sea

Open source reports state that in the past 24 hours, U.S. Central Command have destroyed eight Houthi Unmanned Aerial Vehicles and two Unmanned Surface Vehicles …

Issued: 4 months, 3 weeks ago View with map
Anti-ship missiles launched, Red Sea

Open-source reports state that in the past 24 hours Iranian-backed Houthis launched two anti-ship ballistic missiles from Houthi-controlled areas of Yemen into the Red Sea …

Issued: 4 months, 4 weeks ago View with map
Unmanned Aerial Vehicle Destroyed, Red Sea

Open source reports state that in the past 24 hours, U.S. Central Command destroyed an Iranian-backed Houthi Unmanned Aerial Vehicle over the Southern Red Sea …

Issued: 4 months, 4 weeks ago View with map
GNSS Interference Report

USER: The GPS signal lost had been recorded between 0740 UTC and 0805 UTC on 2nd June 2024 while the vessel "Safwa" IMO No. 9223887 …

Issued: 5 months ago View with map
Attack on a Tanker, Red Sea

It has been reported that there has been an attack on a tanker approximately 48nm Southwest of Hodeidah, Yemen. The authorities are currently investigating. UPDATE …

Issued: 5 months ago View with map
Unmanned Aerial Vehicle and Ballistic Missiles Destroyed, Red Sea

Open-source reports state that between 06:00 and 16:30 UTC, U.S. Central Command forces destroyed one Iranian-backed Houthi Unmanned Aerial Vehicles in the Southern Red Sea …

Issued: 5 months ago View with map
GNSS Interference Report

USER: Both GPS restored itself 01-Jun-2024 at 06:47 LT (03:47 UTC) in position: Lat: +27.431166, Lon: +034.221716. NAVCEN: The GPS Operations Center reviewed the GPS …

Issued: 5 months ago View with map
Unmanned Aerial Vehicles and Ballistic Missiles Destroyed, Red Sea and Gulf of Aden

Open-source reports state that at 22:30 UTC on the 31st of May, Houthi militants launched an Unmanned Aerial Vehicle into the Red Sea, the UAV …

Issued: 5 months ago View with map
Live Firing Exercise, Arabian Sea

It has been reported by the UKMTO that the Pakistani Navy have notified that naval ships will be conducting a live firing practice between 04:00 …

Issued: 5 months ago View with map
Suspicious Approach on a tanker, Gulf of Aden

It has been reported that there has been a suspicious approach on a tanker while underway approximately 120nm Northeast of Bosaso, Somalia. Three skiffs and …

Issued: 5 months ago View with map
Unmanned Aerial Vehicles destroyed, Red Sea

Open-source reports state that between 12:15 and 14:00 UTC, US Forces successfully destroyed eight Unmanned Aerial Vehicles over the Red Sea and Houthi controlled areas …

Issued: 5 months ago View with map
Unmanned Aerial Vehicles destroyed, Red Sea

Open-source reports state that Iranian-backed Houthi militants launched two anti-ship ballistic missiles from Houthi controlled areas of Yemen into the Red Sea. Later that day …

Issued: 5 months ago View with map
Attack on a bulk carrier, Red Sea

It has been reported by the UKMTO that a vessel has been attacked 31nm Southwest of Hodeidah, Yemen (exact position not specified). The authorities are …

Issued: 5 months ago View with map
Unmanned Aerial Vehicles destroyed, Red Sea

Open-source reports state that between 07:04 and 10:30 UTC a US warship successfully destroyed five Unmanned Aerial Vehicles over the Red Sea, launched from an …

Issued: 5 months ago View with map
Unmanned Aerial Vehicle destroyed, Red Sea

Open-source reports state that a US warship successfully engaged and destroyed one Unmanned Aerial Vehicle over the Red Sea launched from an Iranian-backed Houthi controlled …

Issued: 5 months ago View with map
Unmanned Aerial Vehicle destroyed, Red Sea

Open-source reports state that a US Warship successfully engaged and destroyed one Unmanned Aerial Vehicle over the Red Sea launched from an Iranian-backed Houthi controlled …

Issued: 5 months, 1 week ago View with map