Published in partnership with the National Oceanic and Atmospheric Administration, this is the most comprehensive and authoritative tide tables availableThis will be the ninth year IM has produced the annual tide tables, which were formerly only available from NOAA. This is an important navigation publication that provides the times and heights of tides for thousands of locations. Most commercial vessels in the U.S. are required by the Coast Guard to carry this information, and recreational saltwater boaters need it too.