Define watershed. watershed synonyms, watershed pronunciation, watershed translation, english dictionary definition of watershed. n. 1. the entire region draining into a river, river system, or other body of water: a list of reptiles found in the watershed. a channel, eg a canal or river, along which ships can sail.. The panama canal watershed is a hydrologically complex, ecologically diverse managed natural-artificial managed water resource system composed of many sub-basins, rivers, and dammed lakes extending across 2,982 km 2 on both sides of the panama canal. the upper río chagres basin is the largest headwater unit in the watershed, occupying about. Obviously if the canal follows a watershed or a ridge of the drainage area it will get necessary gravity flow. the watershed or the ridge is a dividing line between two drainage areas. thus a canal which runs over the ridge gets command of area on both sides of the ridge..
Watershed is a hydrological term, which has been adopted in other fields in a more or less figurative sense. it may refer to:. Canal watershed panama's water management project is one of the largest in the world. taking advantage of its geographical and the appropriate use of its water, panama provides a unique service to world commerce by way of its canal.. The canal which is aligned along any natural watershed (ridge line) is called a watershed canal, or a ridge canal. aligning a canal (main canal or branch canal or distributary) on the ridge ensures gravity irrigation on both sides of the canal. since the drainage flows away from the ridge, no drainage can cross a canal aligned on the ridge..
