Mean High Water Line (MHWL) : The line on a chart or map which represents the intersection of the land with the water surface at the elevation of mean high water. See shoreline
National Oceanic and Atmospheric Administration NOAA, Tide and Current Glossary, National Ocean Service, CO-OPS, Products and Services N/OPS3, Silver Spring, MD, USA 1999. http://co-ops.nos.noaa.gov/publications/glossary2. pdf, (ND/ Tide and Current - Amer) {830}
