Central America
Risk Level: Three - Caution
[ about risk levels ]
10 Sep 2026: The FAA has extended KICZ Notams plus a Background Note covering Pacific overwater portions of several FIRs - MHTG/Cenamer, MMFR/Mexico, MMFO/Mazatlan Oceanic, MPZL/Panama, SKED/Bogota, SEFG/Guayaquil, plus part of the unassigned eastern Pacific (XX01).
There are no specific routing bans, but the warnings cite intermittent GPS interference and ongoing military activity, including aircraft possibly operating without transponders, with risk at all altitudes including arrivals and departures.
There are no specific routing bans, but the warnings cite intermittent GPS interference and ongoing military activity, including aircraft possibly operating without transponders, with risk at all altitudes including arrivals and departures.
Current warnings list :
| Source | Reference | Issued | Valid to | |
|---|---|---|---|---|
| USA | Notam KICZ A0049/26 | 10 Sep 2026 | 13 Mar 2027 | |
| USA | Notam KICZ A0048/26 | 10 Sep 2026 | 13 Mar 2027 | |
| USA | Notam KICZ A0050/26 | 10 Sep 2026 | 13 Mar 2027 | |
| USA | Notam KICZ A0051/26 | 10 Sep 2026 | 13 Mar 2027 | |
| USA | Notam KICZ A0047/26 | 10 Sep 2026 | 13 Mar 2027 | |
| USA | Notam KICZ A0052/26 | 10 Sep 2026 | 13 Mar 2027 | |
| USA | Notam KICZ A0053/26 | 10 Sep 2026 | 13 Mar 2027 | |
| USA | FAA Background Notice | 16 Jan 2026 | Ongoing |
Source: USA
Reference: Notam KICZ A0049/26
Issued: 10-Sep-26, valid until: 13 Mar 2027
Plain English: Caution for US operators in Pacific overwater areas in Central America due to potential risks of GPS interference and military activity.
SECURITY ...UNITED STATES OF AMERICA ADVISORY FOR POTENTIALLY HAZARDOUS SITUATION IN THE OVERWATER AREAS ABOVE THE PACIFIC OCEAN IN THE CENTRAL AMERICA FLIGHT INFORMATION REGION (MHTG)
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE OVERWATER AREAS ABOVE THE PACIFIC OCEAN IN THE CENTRAL AMERICA FLIGHT INFORMATION REGION (MHTG) DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISKS EXIST FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS:// WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA'S WASHINGTON OPERATIONS CENTER AT 1 (202) 267-3333.
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE OVERWATER AREAS ABOVE THE PACIFIC OCEAN IN THE CENTRAL AMERICA FLIGHT INFORMATION REGION (MHTG) DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISKS EXIST FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS:// WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA'S WASHINGTON OPERATIONS CENTER AT 1 (202) 267-3333.
Source: USA
Reference: Notam KICZ A0048/26
Issued: 10-Sep-26, valid until: 13 Mar 2027
Plain English: Caution for US operators in Pacific overwater areas in Central America due to potential risks of GPS interference and military activity.
SECURITY...UNITED STATES OF AMERICA ADVISORY FOR POTENTIALLY HAZARDOUS SITUATION IN THE OVERWATER AREAS ABOVE THE PACIFIC OCEAN IN THE PANAMA FLIGHT INFORMATION REGION (MPZL)
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE OVERWATER AREAS ABOVE THE PACIFIC OCEAN IN THE PANAMA FLIGHT INFORMATION REGION (MPZL) DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISKS EXIST FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS://WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA'S WASHINGTON OPERATIONS CENTER AT +1 (202) 267-3333.
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE OVERWATER AREAS ABOVE THE PACIFIC OCEAN IN THE PANAMA FLIGHT INFORMATION REGION (MPZL) DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISKS EXIST FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS://WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA'S WASHINGTON OPERATIONS CENTER AT +1 (202) 267-3333.
Source: USA
Reference: Notam KICZ A0050/26
Issued: 10-Sep-26, valid until: 13 Mar 2027
Plain English: Caution for US operators in Pacific overwater areas in Central America due to potential risks of GPS interference and military activity.
SECURITY...UNITED STATES OF AMERICA ADVISORY FOR POTENTIALLY HAZARDOUS SITUATION IN THE OVERWATER AREAS ABOVE THE PACIFIC OCEAN IN THE BOGOTA FLIGHT INFORMATION REGION (SKED)
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE OVERWATER AREAS ABOVE THE PACIFIC OCEAN IN THE BOGOTA FLIGHT INFORMATION REGION (SKED) DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISKS EXIST FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS://WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA'S WASHINGTON OPERATIONS CENTER AT +1 (202) 267-3333.
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE OVERWATER AREAS ABOVE THE PACIFIC OCEAN IN THE BOGOTA FLIGHT INFORMATION REGION (SKED) DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISKS EXIST FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS://WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA'S WASHINGTON OPERATIONS CENTER AT +1 (202) 267-3333.
Source: USA
Reference: Notam KICZ A0051/26
Issued: 10-Sep-26, valid until: 13 Mar 2027
Plain English: Caution for US operators in Pacific overwater areas in Central America due to potential risks of GPS interference and military activity.
SECURITY...UNITED STATES OF AMERICA ADVISORY FOR POTENTIALLY HAZARDOUS SITUATION IN THE OVERWATER AREAS OF THE GUAYAQUIL FLIGHT INFORMATION REGION (SEFG)
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE OVERWATER AREAS OF THE GUAYAQUIL FLIGHT INFORMATION REGION (SEFG) DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISKS EXIST FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS://WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA'S WASHINGTON OPERATIONS CENTER AT +1 (202) 267-3333.
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE OVERWATER AREAS OF THE GUAYAQUIL FLIGHT INFORMATION REGION (SEFG) DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISKS EXIST FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS://WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA'S WASHINGTON OPERATIONS CENTER AT +1 (202) 267-3333.
Source: USA
Reference: Notam KICZ A0047/26
Issued: 10-Sep-26, valid until: 13 Mar 2027
Plain English: Caution for US operators in Pacific overwater areas in Central America due to potential risks of GPS interference and military activity.
SECURITY...UNITED STATES OF AMERICA ADVISORY FOR POTENTIALLY HAZARDOUS SITUATION IN THE MAZATLAN OCEANIC FLIGHT INFORMATION REGION (MMFO)
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE MAZATLAN OCEANIC FLIGHT INFORMATION REGION (MMFO) DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISK EXISTS FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS://WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA AT FAA'S WASHINGTON OPERATIONS CENTER AT +1 (202) 267-3333.
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE MAZATLAN OCEANIC FLIGHT INFORMATION REGION (MMFO) DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISK EXISTS FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS://WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA AT FAA'S WASHINGTON OPERATIONS CENTER AT +1 (202) 267-3333.
Source: USA
Reference: Notam KICZ A0052/26
Issued: 10-Sep-26, valid until: 13 Mar 2027
Plain English: Caution for US operators in Pacific overwater areas in Central America due to potential risks of GPS interference and military activity.
SECURITY...UNITED STATES OF AMERICA ADVISORY FOR POTENTIALLY HAZARDOUS SITUATION IN THE SPECIFIED PORTION OF THE NO FIR FLIGHT INFORMATION REGION (XX01)
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE PORTION OF THE NO FIR AREA DEFINED BY 050000N1200110W, 100143N1043152W, 012432N0915806W, 031924N0915806W, 031924N0900000W, 145857N0900000W, 145857N1200110W, 050000N1200110W DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISKS EXIST FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS:// WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA'S WASHINGTON OPERATIONS CENTER AT 1 (202) 267-3333.
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE PORTION OF THE NO FIR AREA DEFINED BY 050000N1200110W, 100143N1043152W, 012432N0915806W, 031924N0915806W, 031924N0900000W, 145857N0900000W, 145857N1200110W, 050000N1200110W DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISKS EXIST FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS:// WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA'S WASHINGTON OPERATIONS CENTER AT 1 (202) 267-3333.
Source: USA
Reference: Notam KICZ A0053/26
Issued: 10-Sep-26, valid until: 13 Mar 2027
Plain English: Caution for US operators in Pacific overwater areas in Central America due to potential risks of GPS interference and military activity.
SECURITY...UNITED STATES OF AMERICA ADVISORY FOR POTENTIALLY HAZARDOUS SITUATION IN THE OVERWATER AREAS ABOVE THE PACIFIC OCEAN AND THE GULF OF CALIFORNIA IN THE MEXICO FLIGHT INFORMATION REGION (MMFR)
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE OVERWATER AREAS ABOVE THE PACIFIC OCEAN AND THE GULF OF CALIFORNIA IN THE MEXICO FLIGHT INFORMATION REGION (MMFR) DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISKS EXIST FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS:// WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA'S WASHINGTON OPERATIONS CENTER AT 1 (202) 267-3333.
U.S. OPERATORS ARE ADVISED TO EXERCISE CAUTION WHEN OPERATING IN THE OVERWATER AREAS ABOVE THE PACIFIC OCEAN AND THE GULF OF CALIFORNIA IN THE MEXICO FLIGHT INFORMATION REGION (MMFR) DUE TO MILITARY ACTIVITIES AND GNSS INTERFERENCE. POTENTIAL RISKS EXIST FOR AIRCRAFT AT ALL ALTITUDES, INCLUDING DURING OVERFLIGHT AND THE ARRIVAL AND DEPARTURE PHASES OF FLIGHT.
THIS NOTAM APPLIES TO ALL U.S. AIR CARRIERS AND COMMERCIAL OPERATORS; ALL PERSONS EXERCISING THE PRIVILEGES OF AN AIRMAN CERTIFICATE ISSUED BY THE FAA, EXCEPT SUCH PERSONS OPERATING U.S.-REGISTERED AIRCRAFT FOR A FOREIGN AIR CARRIER; AND ALL OPERATORS OF CIVIL AIRCRAFT REGISTERED IN THE UNITED STATES, EXCEPT WHEN THE OPERATOR OF SUCH AIRCRAFT IS A FOREIGN AIR CARRIER.
REFER TO THE BACKGROUND INFORMATION NOTICE FOR ADDITIONAL INFORMATION FOR U.S. CIVIL AVIATION OPERATIONS IN THE AFFECTED AIRSPACE AT HTTPS:// WWW.FAA.GOV/AIR_TRAFFIC/PUBLICATIONS/US_RESTRICTIONS.
REPORT ANY SAFETY/SECURITY INCIDENTS OBSERVED/EXPERIENCED WHILE OPERATING IN THE AFFECTED AIRSPACE TO THE FAA'S WASHINGTON OPERATIONS CENTER AT 1 (202) 267-3333.
Source: USA
Reference: FAA Background Notice
Issued: 16-Jan-26, valid until: Ongoing
Plain English: Caution for US operators across multiple eastern Pacific and Central America FIRs due to ongoing military activity and intermittent GPS interference.
Click link for full text.