West Branch Chillisquaque Creek
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West Branch Chillisquaque Creek 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
Chillisquaque Creek Chillisquaque Creek is a tributary of the West Branch Susquehanna River in Montour County, Pennsylvania, Montour County and Northumberland County, Pennsylvania, Northumberland County, in Pennsylvania, in the United States. It is approximately lo ...
. Its
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 ...
spans parts of
Northumberland Northumberland ( ) is a ceremonial counties of England, ceremonial county in North East England, on the Anglo-Scottish border, border with Scotland. It is bordered by the North Sea to the east, Tyne and Wear and County Durham to the south, Cumb ...
, Montour, Lycoming, and Columbia counties in
Pennsylvania Pennsylvania, officially the Commonwealth of Pennsylvania, is a U.S. state, state spanning the Mid-Atlantic (United States), Mid-Atlantic, Northeastern United States, Northeastern, Appalachian, and Great Lakes region, Great Lakes regions o ...
. West Branch Chillisquaque Creek is about five miles long. The creek is home to a number of tree species and herb species. There are also five main types of
rock formation A rock formation is an isolated, scenic, or spectacular surface rock (geology), rock outcrop. Rock formations are usually the result of weathering and erosion sculpting the existing rock. The term ''rock Geological formation, formation ...
s and four main types of soil in the creek's watershed.


Course

West Branch Chillisquaque Creek is long. It starts slightly east of Anthony Township and flows west. It flows southwest for some distance before turning nearly due south and passing under
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 in Pennsylvania, Interstate 80 (I-80) and Pennsylvania Route 42, PA 42 in Buckhor ...
on its way through the community of
Exchange Exchange or exchanged may refer to: Arts, entertainment and media Film and television * Exchange (film), or ''Deep Trap'', 2015 South Korean psychological thriller * Exchanged (film), 2019 Peruvian fantasy comedy * Exchange (TV program), 2021 Sou ...
. West Branch Chillisquaque Creek picks up its only named tributary, County Line Branch, right at its confluence with Chillisquaque Creek. The creek empties into
Chillisquaque Creek Chillisquaque Creek is a tributary of the West Branch Susquehanna River in Montour County, Pennsylvania, Montour County and Northumberland County, Pennsylvania, Northumberland County, in Pennsylvania, in the United States. It is approximately lo ...
above Washingtonville.


Geology

West Branch Chillisquaque Creek is situated in the Ridge-and-Valley province. The creek's
headwaters The headwater of a river or stream is the geographical point of its beginning, specifically where surface runoff water begins to accumulate into a flowing channel of water. A river or stream into which one or many tributary rivers or streams flo ...
are higher than its
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 ...
. The watershed is highest in its northeastern area. Ninety percent of the upper portions of the watershed of West Branch Chillisquaque Creek are over
sedimentary rock Sedimentary rocks are types of rock (geology), rock formed by the cementation (geology), cementation of sediments—i.e. particles made of minerals (geological detritus) or organic matter (biological detritus)—that have been accumulated or de ...
. The particular rock formations that are common in this area of the watershed include the Hamilton Group, the Onondaga/Old Port formation, Trimmers Rock, and the Wills Creek Formation. The other rock formations in this section of the watershed are mostly
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 ...
and
carbonate mineral Carbonate minerals are those minerals containing the carbonate ion, . Carbonate divisions Anhydrous carbonates *Calcite group: trigonal **Calcite CaCO3 **Gaspéite (Ni,Mg,Fe2+)CO3 **Magnesite MgCO3 **Otavite CdCO3 **Rhodochrosite MnCO3 **Sider ...
s. These include such formations as the Keyser/Tonoloway formation. The Hamilton Group primarily occurs in the central portion of the watershed of West Branch Chillisquaque Creek. The Onondaga/Old Port formation primarily occurs in the southern portion of the watershed, as does the Keyser/Tonoloway formation. The Wills Creek Formation occurs in a small corner in the south-central part of the creek's watershed. The formation known as Trimmers Rock occurs in the northern portion of the watershed. There are a number of different types of
soil Soil, also commonly referred to as earth, is a mixture of organic matter, minerals, gases, water, and organisms that together support the life of plants and soil organisms. Some scientific definitions distinguish dirt from ''soil'' by re ...
s in the watershed of West Branch Chillisquaque Creek. The great majority of these soils are silt loams. These soils consist of the Watson-Berks-Elvira soil, the Berks-Weikert-Bedington soil, and the Hagerstown-Edom-Washington soil. There is also one non-silt loam soil that can be found in the creek's watershed. It is known as the Chenango-Pope-Holly soil. The Watson-Berks-Elvira soil primarily occurs in the central portion of the watershed of West Branch Chillisquaque Creek. The Berks-Weikert-Bedington soil primarily occurs in the northern portion of the creek's watershed. The Hagerstown-Edom-Washington soil primarily occurs in the south-central and southwestern parts of the watershed. The Chenango-Pope-Holly soil primarily occurs in a small area of the southeastern part of the creek's watershed. The soil is highly
fertile Fertility in colloquial terms refers the ability to have offspring. In demographic contexts, fertility refers to the actual production of offspring, rather than the physical capability to reproduce, which is termed fecundity. The fertility rate is ...
in the upper reaches of the watershed of West Branch Chillisquaque Creek. Due to the presence of
livestock Livestock are the Domestication, domesticated animals that are raised in an Agriculture, agricultural setting to provide labour and produce diversified products for consumption such as meat, Egg as food, eggs, milk, fur, leather, and wool. The t ...
near West Branch Chillisquaque Creek, parts of the creek's
bank A bank is a financial institution that accepts Deposit account, deposits from the public and creates a demand deposit while simultaneously making loans. Lending activities can be directly performed by the bank or indirectly through capital m ...
s experience
erosion Erosion is the action of surface processes (such as Surface runoff, water flow or wind) that removes soil, Rock (geology), rock, or dissolved material from one location on the Earth's crust#Crust, Earth's crust and then sediment transport, tran ...
.


Hydrology

of sediment and of
phosphorus Phosphorus is a chemical element; it has Chemical symbol, symbol P and atomic number 15. All elemental forms of phosphorus are highly Reactivity (chemistry), reactive and are therefore never found in nature. They can nevertheless be prepared ar ...
pass through the watershed of West Branch Chillisquaque Creek each day. However, there are no instances of point-source pollution in the watershed. West Branch Chillisquaque Creek is similar to Roaring Creek in many respects, such as the level of precipitation in both watersheds.


Watershed

The watershed of West Branch Chillisquaque Creek has an area of . The creek and its tributaries can be accessed via a number of township roads and also via
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 in Pennsylvania, Interstate 80 (I-80) and Pennsylvania Route 42, PA 42 in Buckhor ...
and
Pennsylvania Route 54 Pennsylvania Route 54 (PA 54) is a state highway which runs for in eastern Pennsylvania in the United States. The highway runs from U.S. Route 15 in Pennsylvania, U.S. Route 15 (US 15), which is three miles (5 km) west of Montgomery, ...
. West Branch Chillisquaque Creek's
tributaries 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 the ...
include County Line Branch, Beaver Run, and a number of tributaries that are unnamed. The land in West Branch Chillisquaque Creek's watershed consists of 58% agricultural areas, 36%
forest A forest is an ecosystem characterized by a dense ecological community, community of trees. Hundreds of definitions of forest are used throughout the world, incorporating factors such as tree density, tree height, land use, legal standing, ...
, and 6%
developed areas An urban area is a human settlement with a high population density and an infrastructure of built environment. Urban areas originate through urbanization, and researchers categorize them as cities, towns, conurbations or suburbs. In urba ...
. The forested portions of the creek's watershed are primarily in the northern part of the watershed, while the agricultural areas are primarily in the southern and central portions of the creek's watershed. The developed areas are in small sections of the eastern part of the watershed of West Branch Chillisquaque Creek.


History

The 'Chillisquaque' in West Branch Chillisquaque's name comes from a Native American word that refers to a location commonly visited by snowbirds. West Branch Chillisquaque Creek was part of a 2010 stream restoration project.


Fauna and flora

There are epa.gov
of streams that have organic enrichment,
sediment Sediment is a solid material that is transported to a new location where it is deposited. It occurs naturally and, through the processes of weathering and erosion, is broken down and subsequently sediment transport, transported by the action of ...
from agricultural projects, and a low level of
dissolved oxygen Oxygen saturation (symbol SO2) is a relative measure of the concentration of oxygen that is dissolved or carried in a given medium as a proportion of the maximal concentration that can be dissolved in that medium at the given temperature. It can ...
. Where the creek flows past agricultural areas, its
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 ...
is severely impaired. However, at the headwaters of West Branch Chillisquaque Creek, there are northern
hardwood Hardwood is wood from Flowering plant, angiosperm trees. These are usually found in broad-leaved temperate and tropical forests. In temperate and boreal ecosystem, boreal latitudes they are mostly deciduous, but in tropics and subtropics mostl ...
s and hemlock forests. There are also numerous wild leeks and other spring flowers near the creek's headwaters. The hardwoods and hemlocks act like a buffer for the creek itself. There are 12 common species of trees in the watershed of West Branch Chillisquaque Creek. There are 22 species of
herb Herbs are a widely distributed and widespread group of plants, excluding vegetables, with savory or aromatic properties that are used for flavoring and garnishing food, for medicinal purposes, or for fragrances. Culinary use typically distingu ...
s that are common in the creek's watershed.
Ovenbird The ovenbird (''Seiurus aurocapilla'') is a small songbird of the New World warbler family (biology), family (Parulidae). This bird migration, migratory bird breeds in eastern North America and winters in Central America, many List of Caribbean ...
s, black-throated green warblers,
wood thrush The wood thrush (''Hylocichla mustelina'') is a North American passerine bird in the family Turdidae and is the only species placed in the genus ''Hylocichla''. It is closely related to other thrushes such as the American robin and is widely di ...
es,
blue-headed vireo The blue-headed vireo (''Vireo solitarius'') is a migrating song bird found in North and Central America. There are currently two recognized subspecies that belong to the blue-headed vireo. It has a range that extends across Canada and the easter ...
and common yellowheads are the major species of birds in the watershed.


See also

* East Branch Chillisquaque Creek *
List of rivers of Pennsylvania This is a list of streams and rivers in the U.S. state of Pennsylvania. By drainage basin This list is arranged by drainage basin, with respective tributaries indented under each larger stream's name. Delaware Bay Chesapeake Bay *''E ...
* Middle Branch Chillisquaque Creek * Mud Creek (Chillisquaque Creek)


References

{{authority control Rivers of Pennsylvania Rivers of Montour County, Pennsylvania Rivers of Northumberland County, Pennsylvania Tributaries of Chillisquaque Creek