The free PDFs, which are digital images of traditional nautical charts, are especially valued by recreational boaters who use them to plan sailing routes and fishing trips.

The U.S. government is going into uncharted waters, doing away with deep-sixing the giant paper nautical charts that it has been printing for mariners for more than 150 years.

TCart a has introduced a new line of Satellite Reconnaissance Charts designed to complement official marine navigation maps in shallow waters. These digital maps, derived from recently acquired ...

As commercial shipping traffic increases in the Arctic, NOAA is taking major steps to update nautical charts in the region. NOAA's Office of Coast Survey will use data collected by two of its own ...