GPS testing scheduled for March 21, 30, and 31 may result in unreliable or unavailable GPS signals on the east coast per Flight Advisory CSG4 GPS 16-01.
The location of the testing is centered at 322655N0793719W or the Charleston VORTAC (CHS) 150 degree radial at 34NM and will occur on March 21 from 1100-1900Z, and March 30-31 from 1100-1700Z.
The NOTAMs discussed in this advisory may change with little or no notice, and the FAA encourages pilots to check NOTAMs frequently for possible changes prior to operations in the area which will be published at least 24 hours in advance of any GPS tests.
» Flight Advisory CSG4 GPS 16-01