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.