NCGS

Geodetic News

The Federal Aviation Administration (FAA) has issued the following notice of GPS interference testing that may result in unreliable or unavailable GPS signal:

FLIGHT ADVISORY GPS INTERFERENCE TESTING
FORT BRAGG NORTH CAROLINA (FTBRNC) 26-76
14-16 September 2026 / Fort Bragg, NC

Please note that this particular test is not the typical GPS interference test that is centered at a point and impacting an expanding radius with increasing elevation like an upside-down truncated cone. Rather, this test will impact the following area from the surface to UNL (altitudes greater than 99,900 FT):

The testing will be conducted each day from 11:00 am EDT to 7:00 pm EDT (1500Z - 2300Z).

The Federal Aviation Administration (FAA) has issued the following notice of GPS interference testing that may result in unreliable or unavailable GPS signal:

FLIGHT ADVISORY GPS INTERFERENCE TESTING
CARRIER STRIKE GROUP FOUR (CSG4) 26-04 (REVISION 3)
4 - 9 September / Off the Coast, SC

NC Geodetic Survey help email addresses

Those needing to contact NC Geodetic Survey for general help may use the email address below.

Those needing help regarding the NC Real-Time Network (NCRTN) may use the email address below.

Those needing help regarding the upcoming 2022 datum change may use the email address below.

NC Geodetic Survey CORS fund donation page

Those wishing to donate to the NCGS CORS fund may do so at the link below.

This link is also accessible via the CORS/GNSS page.

Geodetic News Archive

Geodetic news items older than approximately 6 months (unless deemed critical) as well as expired GPS interference testing notices can be found on the news archive page at the link below.

Real Time Network Sensor Map

To view the real time network sensor map please visit the link below.

Beta NGS Map

In the event that the NCGS Geodetic Control Database is unavailable, users may find the Beta NGS Map, accessible at the link below, a useful alternate resource.