| Geodetic News | 
| FAA issues notice of GPS interference testing
 
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| Tuesday, October 28, 2025 | 
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 The Federal Aviation Administration (FAA) has issued the following notice of GPS interference testing that may result in unreliable or unavailable GPS signal: | 
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FLIGHT ADVISORY GPS INTERFERENCE TESTINGCARRIER STRIKE GROUP FOUR (CSG4) 25-06 (REVISION 1)
 31 October - 09 November / Off-the-Coast, SC
 
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| NC Geodetic Survey help email addresses | 
			
| Those needing to contact NC Geodetic Survey for general help may use the email address below.
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| Those needing help regarding the NC Real-Time Network (NCRTN) may use the email address below.
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| NC Geodetic Survey CORS fund donation page | 
			
| Those wishing to donate to the NCGS CORS fund may do so at the link below.
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| This link is also accessible via the CORS/GNSS page.
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| 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.
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| Real Time Network Sensor Map | 
			
| To view the real time network sensor map please visit the link below.
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| 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.
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