GNIS will be unavailable beginning at 3:00 pm Mountain Time Friday, April 19 for system maintenance.
The system is expected to be available by Monday, April 22. Users will also be unable to download files during this time.
Information about undersea feature names and the Advisory
Committee on Undersea Features of the U.S. Board on Geographic
Names can be obtained from the GEOnet
Names Server (GNS), developed and maintained by the National
Geospatial-Intelligence Agency (NGA).