Found 4 datasets matching filters.
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Hydrographic sheets (H-sheets) and nautical charts produced by the National Ocean Service (NOS) during the 1800s provide historic sounding (water depth) measurements of coastal areas. The data can...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
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...
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-12-19 -
Hydrographic sheets (H-sheets) and nautical charts produced by the National Ocean Service (NOS) during the 1800s provide historic sounding (water depth) measurements of coastal areas. The data can...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
Hydrographic sheets (H-sheets) and nautical charts produced by the National Ocean Service (NOS) during the 1800s provide historic sounding (water depth) measurements of coastal areas. The data can...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03
