Dry Run is a

tributary A tributary, or affluent, is a stream or river that flows into a larger stream or 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 drain the surrounding drainage ...

of the

West Branch Susquehanna River The West Branch Susquehanna River is one of the two principal branches, along with the North Branch, of the Susquehanna River in the Northeastern United States. The North Branch, which rises in upstate New York, is generally regarded as the exte ...

Northumberland County, Pennsylvania Northumberland County is a county in the Commonwealth of Pennsylvania. It is part of Northeastern Pennsylvania. As of the 2020 census, the population was 91,647. Its county seat is Sunbury. The county was formed in 1772 from parts of Lancas ...

, in the United States. It is approximately long and flows through Delaware Township. The watershed of the stream has an area of . The stream is impaired by sedimentation/siltation from agriculture and is a relatively small valley stream. Several bridges have been constructed across it. The stream is designated as a Warmwater Fishery and a Migratory Fishery.

Course

Dry Run begins on a low hill in Delaware Township. It flows north-northeast for a few tenths of a mile before reaching the bottom of the hill and gradually turning west-northwest. After more than a mile, the stream receives an unnamed tributary from the

right Rights are law, legal, social, or ethics, ethical principles of Liberty, freedom or entitlement; that is, rights are the fundamental normative rules about what is allowed of people or owed to people according to some legal system, social convent ...

and enters the

census-designated place A census-designated place (CDP) is a concentration of population defined by the United States Census Bureau for statistical purposes only. CDPs have been used in each decennial census since 1980 as the counterparts of incorporated places, such ...

of Dewart. In Dewart, it flows west-northwest for a few tenths of a mile before turning west-southwest for several tenths of a mile and crossing a railroad. The stream then turns south for several tenths of a mile, exiting Dewart and crossing

Pennsylvania Route 44 Pennsylvania Route 44 (PA 44) is a -long state highway in the U.S. state of Pennsylvania. The route, which is signed north-south, is designated from Interstate 80 (I-80) and PA 42 in Buckhorn northwest to the New York state line near New York S ...

Pennsylvania Route 405 Pennsylvania Route 405 (PA 405) is a state highway that runs in the north-central part of the U.S. state of Pennsylvania. The southern terminus of PA 61 in Sunbury. The route heads across the Susquehanna River to Northumberland and ...

before turning west. A short distance further downstream, it reaches its confluence with the West Branch Susquehanna River. Dry Run joins the West Branch Susquehanna River upstream of its mouth.

Hydrology

Dry Run is designated as an impaired waterbody. The cause of impairment is

sedimentation Sedimentation is the deposition of sediments. It takes place when particles in suspension settle out of the fluid in which they are entrained and come to rest against a barrier. This is due to their motion through the fluid in response to the ...

siltation Siltation, is water pollution caused by particulate terrestrial clastic material, with a particle size dominated by silt or clay. It refers both to the increased concentration of suspended sediments and to the increased accumulation (temporary or ...

. The likely source of impairment is

agriculture Agriculture or farming is the practice of cultivating plants and livestock. Agriculture was the key development in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that enabled people to ...

. At the point where Dry Run crosses a

Conrail Conrail , formally the Consolidated Rail Corporation, was the primary Class I railroad in the Northeastern United States between 1976 and 1999. The trade name Conrail is a portmanteau based on the company's legal name. It continues to do busin ...

railroad, the stream's peak annual discharge has a 10 percent chance of reaching . It has a 2 percent chance of reaching and a 1 percent chance of reaching . The peak annual discharge has a 0.2 percent chance of reaching . At the point where Dry Run crosses Township Route 627, the stream's peak annual discharge has a 10 percent chance of reaching . It has a 2 percent chance of reaching and a 1 percent chance of reaching . The peak annual discharge has a 0.2 percent chance of reaching .

Geography and geology

The elevation near the

mouth In animal anatomy, the mouth, also known as the oral cavity, or in Latin cavum oris, is the opening through which many animals take in food and issue vocal sounds. It is also the cavity lying at the upper end of the alimentary canal, bounded on ...

of Dry Run is above

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

. The elevation near 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 o ...

is above

. Dry Run is a relatively small valley stream.

Watershed

The

watershed 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, the line that separates neighbouring drainage basins * Drainage basin, called a "watershe ...

of Dry Run has an area of . The mouth of the stream is in the

United States Geological Survey The United States Geological Survey (USGS), formerly simply known as the Geological Survey, is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, ...

quadrangle of Allenwood. However, its source is in the quadrangle of Milton. The mouth of the stream is located within of Watsontown. A

railroad crosses Dry Run at one point. The area of the stream's watershed at this point is . According to the Warrior Run Pathways Partnership, Dry Run could benefit from improved stream and watershed management practices, including the installation of

riparian buffer A riparian buffer or stream buffer is a vegetated area (a "buffer strip") near a stream, usually forested, which helps shade and partially protect the stream from the impact of adjacent land uses. It plays a key role in increasing water quality i ...

s, installing fencing, management of waste and nutrients, and reforestation. The designated use for the stream is

aquatic life An aquatic ecosystem is an ecosystem formed by surrounding a body of water, in contrast to land-based terrestrial ecosystems. Aquatic ecosystems contain communities of organisms that are dependent on each other and on their environment. The two ...

History

Dry Run was entered into the

Geographic Names Information System The Geographic Names Information System (GNIS) is a database of name and locative information about more than two million physical and cultural features throughout the United States and its territories, Antarctica, and the associated states of ...

on August 2, 1979. Its identifier in the Geographic Names Information System is 1173546. A concrete

tee beam A T-beam (or tee beam), used in construction, is a load-bearing structure of reinforced concrete, wood or metal, with a -shaped cross section. The top of the -shaped cross section serves as a flange or compression member in resisting compressiv ...

bridge carrying State Route 1005 over Dry Run was built north of Watsontown in 1948 and is long. A concrete channel beam bridge carrying State Route 1003 over the stream was built in 1950 and repaired in 2009. This bridge is and is located north of Watsontown. A prestressed box beam or girders bridge carrying

across the stream was built north of Watsontown in 1962 and is long. A bridge rehabilitation of the bridge carrying Pennsylvania Route 44 over Dry Run has been proposed for a cost of $945,000. In 2015, the Northumberland County Conservation District received a $200,000

Growing Greener Growing may refer to: * Growth (disambiguation) * Growing (band), a noise band based in Brooklyn, New York * Growing (Sleeping People album), ''Growing'' (Sleeping People album), 2007 *Growing (Rina Chinen album) * Growing, a children's song sung ...

grant to install animal fencing and implement streambank stabilization on Dry Run.

Biology

The drainage basin of Dry Run is designated as a Warmwater Fishery and a Migratory Fishery. As of 2015, there is a cattle operation at the headwaters of Dry Run.

References

{{authority control Rivers of Northumberland County, Pennsylvania Tributaries of the West Branch Susquehanna River Rivers of Pennsylvania