Watershed 17 : The entire region drained by a waterway, lake, or reservoir. More specifically, a watershed is an area of land above a given point on a stream that contributes water to the streamflow at that point
Natural and Environmental Disaster Information Exchange System European Commission NEDIES, Fire Management Glossary (Nat Park Service - US Department of the Interior), European Commission, Directorate General Joint Research Centre DG JRC, Institute for the Protection and Security of the Citizen (IPSC), Varese, Italy. http://www.blm.gov/pgdata/etc/medialib/blm/mt/blm_ programs/fire/lfo.Par.98763.File.dat/Glossary.pdf, (NEDIES- For Fr - Brit) {157}