• Organization: Department of the Interior
• Updated: 2024-11-12T00:00:00Z

Surface Elevation Tables (SETs) were installed in 2009 and 2010 using permanent, deep rods driven down into the soil with a demolition hammer, typically about 60-80 feet. The top of the rod lies...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1954-10-22T00:00:00.000+00:00

The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...

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