FLIGHT ADVISORY – GPS Interference Testing – Fort Cavazos, TX
FLIGHT ADVISORY GPS INTERFERENCE TESTING FORT CAVAZOS TEXAS (FTCVTX) 25-38 02 – 09 June Fort Cavazos, TX Centered at 311823N0974805W or the AGJ062019 The entire flight advisory may be accessed and downloaded at the following address: https://www.faasafety.gov/files/notices/2025/May/FTCVTX_25-38_GPS_Flight_Advisory.pdf Pilots are advised to check NOTAMs frequently for possible changes prior to operations in the area. NOTAMs will be published at least 24 hours in advance of any GPS tests.
FLIGHT ADVISORY GPS INTERFERENCE TESTING – OFF COAST, SC
FLIGHT ADVISORY GPS INTERFERENCE TESTING CARRIER STRIKE GROUP FOUR (CSG4) 25-04 (REVISION 1) 22 – 27 May Off Coast, SC Centered at 321500N0794500W or the CHS 164041 The entire flight advisory may be accessed and downloaded at the following address: https://www.faasafety.gov/files/notices/2025/May/CSG4_25-04_GPS_Flight_Advisory_(Revision_1).pdf Pilots are advised to check NOTAMs frequently for possible changes prior to operations in the area. NOTAMs will be published at least 24 hours in advance of any GPS tests.

FLIGHT ADVISORY GPS INTERFERENCE TESTING ELECTRONIC PROVING GROUND_ARIZONA
FLIGHT ADVISORY GPS INTERFERENCE TESTING ELECTRONIC PROVING GROUND_ARIZONA 20 – 31 May Electronic Proving Ground, AZ The entire flight advisory may be accessed and downloaded at the following address: https://www.faasafety.gov/files/notices/2025/May/EPG_AZ_25-10_GPS_Flight_Advisory_(Revision_1).pdf Pilots are advised to check NOTAMs frequently for possible changes prior to operations in the area. NOTAMs will be published at least 24 hours in advance of this event.
FLIGHT ADVISORY GPS INTERFERENCE TESTING NORTH CAROLINA
FLIGHT ADVISORY GPS INTERFERENCE TESTING CARRIER STRIKE GROUP FOUR (CSG4) 25-03 20 May Off-the-Coast, NC The entire flight advisory may be accessed and downloaded at the following address: https://www.faasafety.gov/files/notices/2025/May/CSG4_25-03_GPS_Flight_Advisory.pdf Pilots are advised to check NOTAMs frequently for possible changes prior to operations in the area. NOTAMs will be published at least 24 hours in advance of this event.
Flight Advisory GPS Interference Testing – White Sands Missile Range, NM
FLIGHT ADVISORY GPS INTERFERENCE TESTING WHITE SANDS MISSILE RANGE NEW MEXICO (WSMRNM) 25-43 19 – 23 May White Sands Missile Range, NM The entire flight advisory may be accessed and downloaded at the following address: https://www.faasafety.gov/files/notices/2025/May/WSMRNM_25-43_GPS_Flight_Advisory.pdf Pilots are advised to check NOTAMs frequently for possible changes prior to operations in the area. NOTAMs will be published at least 24 hours in advance of this event.
FLIGHT ADVISORY GPS INTERFERENCE TESTING MARINE CORPS AIR STATION ARIZONA
FLIGHT ADVISORY GPS INTERFERENCE TESTING MARINE CORPS AIR STATION ARIZONA (MCASAZ) 25-03 19 – 22 May Marine Corps Air Station, AZ The entire flight advisory may be accessed and downloaded at the following address: https://www.faasafety.gov/files/notices/2025/May/MCASAZ_25-03_GPS_Flight_Advisory.pdf Pilots are advised to check NOTAMs frequently for possible changes prior to operations in the area. NOTAMs will be published at least 24 hours in advance of this event.
FLIGHT ADVISORY – GPS Interference Testing – Pinto Island, AL
FLIGHT ADVISORY GPS INTERFERENCE TESTING GULF AREA FREQUENCY COORDINATOR ALABAMA (GAFCAL) 25-03 (REVISION 1) 17 May – 03 June Pinto Island, AL Centered at 304015N0880117W or the SJI096018 The entire flight advisory may be accessed and downloaded at the following address: https://www.faasafety.gov/files/notices/2025/May/GAFCAL_25-03_GPS_Flight_Advisory_(Revision_1).pdf Pilots are advised to check NOTAMs frequently for possible changes prior to operations in the area. NOTAMs will be published at least 24 hours in advance of any GPS tests.
FLIGHT ADVISORY – GPS Interference Testing Fort Drum, NY
FLIGHT ADVISORY GPS INTERFERENCE TESTING FORT DRUM NEW YORK (FTDRNY) 25-30 (REVISION 2) 16 – 20 May Fort Drum, NY Centered at 440847N0753136W or the ART075026 The entire flight advisory may be accessed and downloaded at the following address: https://www.faasafety.gov/files/notices/2025/May/FTDRNY_25-30_GPS_Flight_Advisory_(Revision_2).pdf Pilots are advised to check NOTAMs frequently for possible changes prior to operations in the area. NOTAMs will be published at least 24 hours in advance of any GPS tests.
FLIGHT ADVISORY GPS INTERFERENCE TESTING Yakima Training Center, WA
FLIGHT ADVISORY GPS INTERFERENCE TESTING YAKIMA TRAINING CENTER WASHINGTON (YATCWA) 25-33 13 – 22 May Yakima Training Center, WA Centered at 464702N1201153W or the YKM017016 The entire flight advisory may be accessed and downloaded at the following address: https://www.faasafety.gov/files/notices/2025/May/YATCWA_25-33_GPS_Flight_Advisory.pdf Pilots are advised to check NOTAMs frequently for possible changes prior to operations in the area. NOTAMs will be published at least 24 hours in advance of any GPS tests.
FLIGHT ADVISORY – GPS INTERFERENCE TESTING -WHITE SANDS MISSILE RANGE NEW MEXICO
FLIGHT ADVISORY GPS INTERFERENCE TESTING WHITE SANDS MISSILE RANGE NEW MEXICO (WSMRNM) 25-06 (REVISION 2) 12 – 17 May White Sands Missile Range, NM https://www.faasafety.gov/files/notices/2025/May/WSMRNM_25-06_GPS_Flight_Advisory_(Revision_2).pdf Pilots are advised to check NOTAMs frequently for possible changes prior to operations in the area. NOTAMs will be published at least 24 hours in advance of any GPS tests.