FLIGHT ADVISORY
GPS INTERFERENCE TESTING
YUMA PROVING GROUND ARIZONA
(YPG_AZ) 25-13 (REVISION 1)
07 – 11 July
Centered at 331937N1142006W or the BLH113027
The entire flight advisory may be accessed and downloaded at the following address:
https://www.faasafety.gov/files/notices/2025/Jul/YPG_AZ_25-13_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.