U.S. Coast Survey

The U.S. Coast Survey, now part of NOAA, is a government organization responsible for mapping and charting the coastlines, navigational channels, and waterways of the United States. Its primary goal is to ensure safe maritime navigation by providing accurate charts, tide data, and geographic information. The survey uses advanced technology like sonar, satellites, and GPS to collect detailed data, helping mariners, ships, and authorities plan safe routes, avoid hazards, and support maritime commerce and safety. It plays a vital role in maintaining accurate nautical charts vital for safe and efficient ocean and coastal navigation.