Brish Run is a

tributary A tributary, or an ''affluent'', is a stream or river that flows into a larger stream (''main stem'' or ''"parent"''), river, or a lake. A tributary does not flow directly into a sea or ocean. Tributaries, and the main stem river into which they ...

of Pine Creek in

Luzerne County, Pennsylvania Luzerne County is a County (United States), county in the Commonwealth (U.S. state), Commonwealth of Pennsylvania. According to the United States Census Bureau, the county has a total area of , of which is land and is water. It is Northeaste ...

, United States. It is approximately long and flows through Fairmount Township. The watershed of the stream has an area of . The stream has one unnamed tributary. The surficial geology in the vicinity of Brish Run mostly consists of

Wisconsinan Till The Wisconsin glaciation, also called the Wisconsin glacial episode, was the most recent glacial period of the North American ice sheet complex, peaking more than 20,000 years ago. This advance included the Cordilleran Ice Sheet, which nucleate ...

, but there is

alluvium Alluvium (, ) is loose clay, silt, sand, or gravel that has been deposited by running water in a stream bed, on a floodplain, in an alluvial fan or beach, or in similar settings. Alluvium is also sometimes called alluvial deposit. Alluvium is ...

near its mouth and also bedrock in the area. The stream is being considered for wild

trout Trout (: trout) is a generic common name for numerous species of carnivorous freshwater ray-finned fishes belonging to the genera '' Oncorhynchus'', ''Salmo'' and ''Salvelinus'', all of which are members of the subfamily Salmoninae in the ...

designation.

Course

Brish Run begins in a relatively shallow valley in Fairmount Township. It flows south-southeast through the valley for a few tenths of a mile before gradually turning south. A short distance further downstream, it receives an extremely short unnamed tributary from the

left Left may refer to: Music * ''Left'' (Hope of the States album), 2006 * ''Left'' (Monkey House album), 2016 * ''Left'' (Helmet album), 2023 * "Left", a song by Nickelback from the album ''Curb'', 1996 Direction * Left (direction), the relativ ...

and crosses Municipal Road. The stream continues flowing south through its valley for several tenths of a mile, passing through a small

pond A pond is a small, still, land-based body of water formed by pooling inside a depression (geology), depression, either naturally or artificiality, artificially. A pond is smaller than a lake and there are no official criteria distinguishing ...

before turning south-southwest. A few tenths of a mile further downstream, it reaches its confluence with Pine Creek. Brish Run joins Pine Creek upstream of its mouth.

Tributaries

Brish Run has no named tributaries. However, it does have one unnamed tributary. This tributary begins in a pond and is slightly less than long.

Geography and geology

The elevation near the

mouth A mouth also referred to as the oral is the body orifice through which many animals ingest food and animal communication#Auditory, vocalize. The body cavity immediately behind the mouth opening, known as the oral cavity (or in Latin), is also t ...

of Brish Run is above

sea level Mean sea level (MSL, often shortened to sea level) is an mean, average surface level of one or more among Earth's coastal Body of water, bodies of water from which heights such as elevation may be measured. The global MSL is a type of vertical ...

. The elevation of the stream's

source Source may refer to: Research * Historical document * Historical source * Source (intelligence) or sub source, typically a confidential provider of non open-source intelligence * Source (journalism), a person, publication, publishing institute ...

is above sea level. The

surficial geology Superficial deposits (or surficial deposits) refer to geological deposits typically of Quaternary age (less than 2.6 million years old) for the Earth. These geologically recent unconsolidated sediments may include stream channel and floodplain dep ...

in the vicinity of the mouth of Brish Run consists of

. The rest of the stream flows through land with surficial geology consisting of a

till image:Geschiebemergel.JPG, Closeup of glacial till. Note that the larger grains (pebbles and gravel) in the till are completely surrounded by the matrix of finer material (silt and sand), and this characteristic, known as ''matrix support'', is d ...

known as

. Much of the stream's valley also has this in its surficial geology. However, there are patches of

bedrock In geology, bedrock is solid rock that lies under loose material ( regolith) within the crust of Earth or another terrestrial planet. Definition Bedrock is the solid rock that underlies looser surface material. An exposed portion of bed ...

consisting of

sandstone Sandstone is a Clastic rock#Sedimentary clastic rocks, clastic sedimentary rock composed mainly of grain size, sand-sized (0.0625 to 2 mm) silicate mineral, silicate grains, Cementation (geology), cemented together by another mineral. Sand ...

and

shale Shale is a fine-grained, clastic sedimentary rock formed from mud that is a mix of flakes of Clay mineral, clay minerals (hydrous aluminium phyllosilicates, e.g., Kaolinite, kaolin, aluminium, Al2Silicon, Si2Oxygen, O5(hydroxide, OH)4) and tiny f ...

Watershed and biology

The

watershed Watershed may refer to: Hydrology * Drainage divide, the line that separates neighbouring drainage basins * Drainage basin, an area of land where surface water converges (North American usage) Music * Watershed Music Festival, an annual country ...

of Brish Run has an area of . The stream is entirely within the

United States Geological Survey The United States Geological Survey (USGS), founded as the Geological Survey, is an agency of the U.S. Department of the Interior whose work spans the disciplines of biology, geography, geology, and hydrology. The agency was founded on Mar ...

quadrangle of Red Rock. Its mouth is located within of Fairmount Springs. Brish Run is the upstream-most tributary to join Pine Creek. Brish Run is being considered by the

Pennsylvania Fish and Boat Commission The Pennsylvania Fish and Boat Commission is an independent state agency responsible for the regulation of all fishing and boating in the state of Pennsylvania within the United States of America. Unlike many U.S. states, Pennsylvania has a sepa ...

for wild

designation.

History

Brish Run was entered into the

Geographic Names Information System The Geographic Names Information System (GNIS) is a database of name and location information about more than two million physical and cultural features, encompassing the United States and its territories; the Compact of Free Association, asso ...

on August 2, 1979. Its identifier in the Geographic Names Information System is 1170272. Brish Run was surveyed by the Pennsylvania Fish and Boat Commission on July 9, 2014. It was listed as being considered for wild trout designation on April 9, 2015.

References