Watershed is a hydrological term, which has been adopted in other fields in a more or less figurative sense. it may refer to:. Like a funnel directing sand into a bottle, a watershed directs water from the surrounding land into a river, bay, lake, etc. watersheds cover all of the earth's land. in fact, wherever you stand. A shed that holds water? nope. everyone in the world lives in a watershed. watch this short video to learn what a watershed really is..
Watershed facts the grand river watershed. the grand river watershed encompasses all the land drained by the grand river and is the largest watershed in southern ontario. it is 6,800 square kilometers (2,625 square miles).. Watershed facts columbia slough watershed facts: 32,700 acres contains smith and bybee wetlands, the largest urban wetland in the united states lower slough is a refuge for endangered salmon 175 bird species 26 fish species 6 lakes, 3 ponds, 50 total miles of waterways 30 miles of flood control levees 170,000. Watershed is a land area that channels rainfall and snowmelt to creeks, streams, and rivers, and eventually to outflow points such as reservoirs, bays, and the ocean..