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The Office of Coast Survey (OCS) has been involved in the development of a NOAA Electronic Navigational Chart (NOAA ENC) suite to support the marine transportation infrastructure and coastal...
Search relevance: 14.41 | Views last month: 11 | Catalog Last Checked: August 25, 2026 at 09:50 PM -
The Watershed Boundary Dataset (WBD) is a comprehensive aggregated collection of hydrologic unit data consistent with the national criteria for delineation and resolution. It defines the areal...
Search relevance: 13.02 | Views last month: 84 | Catalog Last Checked: November 01, 2026 at 08:39 AM -
The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation's surface water drainage...
Search relevance: 7.95 | Views last month: 49 | Catalog Last Checked: September 10, 2026 at 09:17 PM -
ESI data characterize the marine and coastal environments and wildlife based on sensitivity to spilled oil. There are three main components: shoreline habitats, sensitive biological resources, and...
Search relevance: 6.08 | Views last month: 9 | Catalog Last Checked: August 02, 2026 at 05:13 PM
