Watershed is a hydrological term, which has been adopted in other fields in a more or less figurative sense. It may refer to:

Hydrology

Drainage divide A drainage divide, water divide, ridgeline, watershed, water parting or height of land is elevated terrain that separates neighboring drainage basins. On rugged land, the divide lies along topographical ridges, and may be in the form of a singl ...

, the line that separates neighbouring drainage basins *

Drainage basin A drainage basin is an area of land where all flowing surface water converges to a single point, such as a river mouth, or flows into another body of water, such as a lake or ocean. A basin is separated from adjacent basins by a perimeter, ...

, called a "watershed" in North American usage, an area of land where surface water converges

Music

* ''Watershed'', a 2022 oratorio based on the

murder of George Duncan George Ian Ogilvie Duncan (20 July 1930 – 10 May 1972) was an Australian law lecturer at the University of Adelaide who drowned in 1972 after being thrown into the River Torrens by a group of men believed to be police officers. Public outrage ...

in Adelaide, South Australia *

Watershed Music Festival Watershed Music Festival is an annual country music festival held at the Gorge Amphitheatre in George, Washington. Produced by Live Nation, the first event was held August 3–5, 2012. Watershed is usually a three day festival. The main attractio ...

, an annual country music festival in George, Washington

Albums and songs

* "The Watershed", a song by Mark Hollis, from his eponymous album ''

Mark Hollis Mark David Hollis (4 January 1955 – February 2019) was an English musician and singer-songwriter. He achieved commercial success and critical acclaim in the 1980s and 1990s as the co-founder, lead singer and principal songwriter of the band ...

'' * "Watershed", a song on the album '' Nomads Indians Saints'' by the Indigo Girls * ''Watershed'' (Grant McLennan album), the debut solo album by Grant McLennan * ''Watershed'' (k.d. lang album), the fifth solo studio album by k.d. lang * ''Watershed'' (Opeth album), the ninth full-length studio album by Opeth * "Wattershed", a song by Foo Fighters on their 1995 eponymous debut album

Bands

* Watershed (American band), rock band active 1987–present *

Watershed (South African band) Watershed is a South African pop rock band founded in Johannesburg in 1998. History Most famous for their signature tune 'Indigo Girl' in 2002, Watershed became a 'natural' success when a German radio DJ heard the single whilst vacationing i ...

, pop-rock band active 1998–present

Science and technology

* Watershed area (medical), an area with overlapping blood supply **

Watershed stroke A watershed stroke is defined as a brain ischemia that is localized to the vulnerable border zones between the tissues supplied by the anterior, posterior and middle cerebral arteries. The actual blood stream blockage/restriction site can be lo ...

, a stroke in a brain watershed *

Watershed (image processing) In the study of image processing, a watershed is a transformation defined on a grayscale image. The name refers metaphorically to a geological ''watershed'', or drainage divide, which separates adjacent drainage basins. The watershed transformation ...

, algorithms used in image processing * Watershed LRS, a Learning Record Store and Learning Analytics Platform

Other uses

* Watershed (Bristol), a cross-artform organization and venue *

Watershed (broadcasting) In broadcasting, the watershed is the time of day after which programming aimed towards mature or adult audiences is permitted. In the same way that a geological watershed divides two drainage basins, a broadcasting watershed serves as a dividing ...

, a time each evening after which certain material may be shown *

Watershed College Watershed College (or Watershed) is a private boarding school situated in a pastoral setting near Marondera in Zimbabwe. The College provides secondary education as well as an Agricultural course for girls and boys between the ages of 13 and 19 ...

, a private boarding school in Zimbabwe *

Watershed Distillery Watershed Distillery is a microdistillery in Columbus, Ohio founded in 2010 by business partners Greg Lehman and Dave Rigo. The distillery was the second distillery opened in Central Ohio after prohibition, and Watershed brought to market the fir ...

, a microdistillery in Columbus, Ohio *

Watershed High School Watershed High School is a charter school located in the city of Richfield, Minnesota Minnesota () is a state in the upper midwestern region of the United States. It is the 12th largest U.S. state in area and the 22nd most populous, wi ...

, a charter school located in the city of Richfield, Minnesota *

Watershed mine The Watershed mine is a large open pit mine located about 160 km northwest of Cairns on Cape York Peninsula in Far North Queensland, Australia. Watershed represents one of the largest tungsten reserves in Australia having estimated reserves ...

, a large open pit mine in Far North Queensland, Australia *

Watershed Park Watershed Park is a 153-acre temperate rain forest public park located in Olympia, Washington that supplied almost all the city's water from privately established wells in the late 1800s. The city acquired and operated the wells starting in 1917 un ...

, temperate rain forest public park located in Olympia, Washington *

Watershed Trail The Watershed Trail is a rail trail in Edwardsville, Illinois, that follows an old section of Illinois Terminal Railroad tracks. The eastern end of the trail is near downtown Edwardsville at West High Street just west of North 2nd Street. For much ...