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Allegheny River

Allegheny River

Overview
The Allegheny River is a principal tributary
Tributary
A tributary or affluent is a stream or river that flows into a main stem river or a lake. A tributary does not flow directly into a sea or ocean...

 of the Ohio River
Ohio River
The Ohio River is the largest tributary, by volume, of the Mississippi River. At the confluence, the Ohio is even bigger than the Mississippi and, thus, is hydrologically the main stream of the whole river system, including the Allegheny River further upstream...

; it is located in the Eastern United States
Eastern United States
The Eastern United States, the American East, or simply the East is traditionally defined as the states east of the Mississippi River. The first two tiers of states west of the Mississippi have traditionally been considered part of the West, but can be included in the East today; usually in...

. The Allegheny River joins with the Monongahela River
Monongahela River
The Monongahela River is a river on the Allegheny Plateau in north-central West Virginia and southwestern Pennsylvania in the United States...

 to form the Ohio River at the "Point" of Point State Park
Point State Park
Point State Park is a Pennsylvania state park on in Downtown Pittsburgh, Allegheny County, Pennsylvania, USA, at the confluence of the Allegheny and Monongahela rivers, forming the Ohio River....

 in Downtown Pittsburgh, Pennsylvania
Pennsylvania
The Commonwealth of Pennsylvania is a U.S. state that is located in the Northeastern and Mid-Atlantic regions of the United States. The state borders Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, New York and Ontario, Canada, to the north, and New Jersey to...

. The Allegheny River is, by volume, the main headstream of the Ohio River.
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Unanswered Questions
Encyclopedia
The Allegheny River is a principal tributary
Tributary
A tributary or affluent is a stream or river that flows into a main stem river or a lake. A tributary does not flow directly into a sea or ocean...

 of the Ohio River
Ohio River
The Ohio River is the largest tributary, by volume, of the Mississippi River. At the confluence, the Ohio is even bigger than the Mississippi and, thus, is hydrologically the main stream of the whole river system, including the Allegheny River further upstream...

; it is located in the Eastern United States
Eastern United States
The Eastern United States, the American East, or simply the East is traditionally defined as the states east of the Mississippi River. The first two tiers of states west of the Mississippi have traditionally been considered part of the West, but can be included in the East today; usually in...

. The Allegheny River joins with the Monongahela River
Monongahela River
The Monongahela River is a river on the Allegheny Plateau in north-central West Virginia and southwestern Pennsylvania in the United States...

 to form the Ohio River at the "Point" of Point State Park
Point State Park
Point State Park is a Pennsylvania state park on in Downtown Pittsburgh, Allegheny County, Pennsylvania, USA, at the confluence of the Allegheny and Monongahela rivers, forming the Ohio River....

 in Downtown Pittsburgh, Pennsylvania
Pennsylvania
The Commonwealth of Pennsylvania is a U.S. state that is located in the Northeastern and Mid-Atlantic regions of the United States. The state borders Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, New York and Ontario, Canada, to the north, and New Jersey to...

. The Allegheny River is, by volume, the main headstream of the Ohio River.

Geography




The river
River
A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 is approximately 325 miles (523 km) long, running through the U.S. state
U.S. state
A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

s of New York
New York
New York is a state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and Pennsylvania to the south, and by Connecticut, Massachusetts and Vermont to the east...

 and Pennsylvania
Pennsylvania
The Commonwealth of Pennsylvania is a U.S. state that is located in the Northeastern and Mid-Atlantic regions of the United States. The state borders Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, New York and Ontario, Canada, to the north, and New Jersey to...

. It drains a rural dissected plateau
Dissected plateau
A dissected plateau is a plateau area that has been severely eroded so that the relief is sharp. Such an area may be referred to as mountainous, but dissected plateaus are distinguishable from orogenic mountain belts by the lack of folding, metamorphism, extensive faulting, or magmatic activity...

 of 11580 square miles (29,992.1 km²) in the northern Allegheny Plateau
Allegheny Plateau
The Allegheny Plateau is a large dissected plateau area in western and central New York, northern and western Pennsylvania, northern and western West Virginia, and eastern Ohio...

, providing the northeastern most drainage in the watershed of the Mississippi River. Its tributaries reach to within 8 miles (12.9 km) of Lake Erie
Lake Erie
Lake Erie is the fourth largest lake of the five Great Lakes in North America, and the tenth largest globally. It is the southernmost, shallowest, and smallest by volume of the Great Lakes and therefore also has the shortest average water residence time. It is bounded on the north by the...

 in southwestern New York.

The Allegheny Valley has been one of the most productive areas of fossil fuel
Fossil fuel
Fossil fuels are fuels formed by natural processes such as anaerobic decomposition of buried dead organisms. The age of the organisms and their resulting fossil fuels is typically millions of years, and sometimes exceeds 650 million years...

 extraction in U.S. history, with its extensive deposits of coal
Coal
Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers or veins called coal beds or coal seams. The harder forms, such as anthracite coal, can be regarded as metamorphic rock because of later exposure to elevated temperature and pressure...

, petroleum
Petroleum
Petroleum or crude oil is a naturally occurring, flammable liquid consisting of a complex mixture of hydrocarbons of various molecular weights and other liquid organic compounds, that are found in geologic formations beneath the Earth's surface. Petroleum is recovered mostly through oil drilling...

, and natural gas
Natural gas
Natural gas is a naturally occurring gas mixture consisting primarily of methane, typically with 0–20% higher hydrocarbons . It is found associated with other hydrocarbon fuel, in coal beds, as methane clathrates, and is an important fuel source and a major feedstock for fertilizers.Most natural...

.

Etymology


The word Allegheny comes from the Lenape
Lenape
The Lenape are an Algonquian group of Native Americans of the Northeastern Woodlands. They are also called Delaware Indians. As a result of the American Revolutionary War and later Indian removals from the eastern United States, today the main groups live in Canada, where they are enrolled in the...

 (Delaware) Indians
Native Americans in the United States
Native Americans in the United States are the indigenous peoples in North America within the boundaries of the present-day continental United States, parts of Alaska, and the island state of Hawaii. They are composed of numerous, distinct tribes, states, and ethnic groups, many of which survive as...

. Although the meaning has sometimes been given as "fine river" or "beautiful river," the etymology is not definitively known. There is a Lenape legend of a tribe called "Allegewi" who used to live along the river.

The following account of the origin of the name Allegheny was given in 1780 by Moravian missionary David Zeisberger
David Zeisberger
David Zeisberger was a Moravian clergyman and missionary among the Native Americans in the Thirteen Colonies...

: "All this land and region, stretching as far as the creeks and waters that flow into the Alleghene the Delawares called Alligewinenk, which means 'a land into which they came from distant parts'. The river itself, however, is called Alligewi Sipo. The whites have made Alleghene out of this, the Six Nations calling the river the Ohio."

Other Indians, such as the Iroquois
Iroquois
The Iroquois , also known as the Haudenosaunee or the "People of the Longhouse", are an association of several tribes of indigenous people of North America...

, considered the Allegheny and Ohio rivers as the same, as is suggested by a New York State road sign on Interstate 86
Interstate 86 (east)
Interstate 86 is an Interstate Highway that extends for through northwestern Pennsylvania and southern New York in the United States...

 that refers to the Allegheny River also as O Hi Yo. The Geographic Names Information System
Geographic Names Information System
The Geographic Names Information System is a database that contains name and locative information about more than two million physical and cultural features located throughout the United States of America and its territories. It is a type of gazetteer...

 lists O-hee-yo and O-hi-o as variant names. In New York, areas around the river are often named with the alternate spelling Allegany in reference to the river; for example, the Village of Allegany
Allegany (village), New York
Allegany is a village in Cattaraugus County, New York, USA. The population was 1,883 at the 2000 census.The Village of Allegany is by the east town line of the Town of Allegany, west of the City of Olean.St...

 and Allegany State Park
Allegany State Park
Allegany State Park is a state park in western New York State, located in Cattaraugus County just north of Allegheny National Forest in Pennsylvania. The park is divided into two sections: The Red House Area and the Quaker Run Area. It lies within the Allegheny Highlands forests ecoregion.The Red...

.

Course


The Allegheny River rises in north central Pennsylvania, on Cobb Hill in central Potter County
Potter County, Pennsylvania
Potter County is a county located in the U.S. state of Pennsylvania. It is in the Allegheny Plateau region. As of 2010, the population was 17,457. Its county seat is Coudersport. Potter County was named after James Potter, who was a general from Pennsylvania in the Continental Army during the...

, approximately 10 miles (16 km) south of the New York border. It flows west past Coudersport
Coudersport, Pennsylvania
Coudersport is a borough in Potter County, Pennsylvania, east by south of Erie on the Allegheny River. The populations were these: 1,530 in 1890; 3,217 in 1900; and 3,100 in 1910. The population was 2,650 at the 2000 census...

 then turns north into western New York, looping westward across southern Cattaraugus County
Cattaraugus County, New York
Cattaraugus County is a county located in the U.S. state of New York. As of the 2010 census, the population was 80,317. The county seat is Little Valley.-History:...

 for approximately 30 miles (48 km), past Portville, Olean
Olean, New York
Olean is a city in Cattaraugus County, New York, United States. Olean is the largest city in Cattaraugus County, and serves as the financial, business, transportation and entertainment center of the county. It is one of the principal cities of the Southern Tier region of New York.The city is...

, St. Bonaventure University
St. Bonaventure University
St. Bonaventure University is a private, Franciscan Catholic university, located in Allegany, Cattaraugus County, New York, United States. It has roughly 2,400 undergraduate and graduate students....

 and Salamanca
Salamanca (city), New York
Salamanca is a city in Cattaraugus County, New York, United States, located inside the Allegany Indian Reservation. The population was 6,097 at the 2000 census.-Geography:...

 and flowing through Seneca Indian Nation lands close to the northern boundary of Allegany State Park
Allegany State Park
Allegany State Park is a state park in western New York State, located in Cattaraugus County just north of Allegheny National Forest in Pennsylvania. The park is divided into two sections: The Red House Area and the Quaker Run Area. It lies within the Allegheny Highlands forests ecoregion.The Red...

 before re-entering northwestern Pennsylvania approximately 20 miles (32 km) southeast of Jamestown
Jamestown, New York
Jamestown is a city in Chautauqua County, New York in the United States. The population was 31,146 at the 2010 census.The City of Jamestown is adjacent to Town of Ellicott and is at the southern tip of Chautauqua Lake...

, New York.

It flows in a broad zigzag course generally southward across Western Pennsylvania
Western Pennsylvania
Western Pennsylvania consists of the western third of the state of Pennsylvania in the United States. Pittsburgh is the largest city in the region, with a metropolitan area population of about 2.4 million people, and serves as its economic and cultural center. Erie, Altoona, and Johnstown are its...

; first flowing southwest past Warren
Warren, Pennsylvania
Warren is a city in Warren County, Pennsylvania, United States, located along the Allegheny River. The population was 9,710 at the 2010 census. It is the county seat of Warren County. It is home to the headquarters of the Allegheny National Forest and the Cornplanter State Forest...

, Tidioute, Tionesta
Tionesta, Pennsylvania
As of the census of 2000, there were 615 people , 282 households, and 166 families residing in the borough. A more recent estimate has Tionesta's population being 592, a loss of 3.69%. The population density was 457.5 people per square mile . There were 337 housing units at an average density of...

, Oil City
Oil City, Pennsylvania
Oil City is a city in Venango County, Pennsylvania that is known in the initial exploration and development of the petroleum industry. After the first oil wells were drilled nearby in the 1850s, Oil City became central in the petroleum industry while hosting headquarters for the Pennzoil, Quaker...

, and Franklin, forming much of the northwestern boundary of Allegheny National Forest
Allegheny National Forest
The Allegheny National Forest is a National Forest located in northwestern Pennsylvania. The forest covers of land. Within the forest is Kinzua Dam, which impounds the Allegheny River to form Allegheny Reservoir. The administrative headquarters for the Allegheny National Forest is located in Warren...

. South of Franklin it turns southeast across Clarion County
Clarion County, Pennsylvania
As of the census of 2000, there were 41,765 people, 16,052 households, and 10,738 families residing in the county. The population density was 69 people per square mile . There were 19,426 housing units at an average density of 32 per square mile...

 in a meander
Meander
A meander in general is a bend in a sinuous watercourse. A meander is formed when the moving water in a stream erodes the outer banks and widens its valley. A stream of any volume may assume a meandering course, alternately eroding sediments from the outside of a bend and depositing them on the...

ing course, then turns again southwest across Armstrong County
Armstrong County, Pennsylvania
Armstrong County is a county located in the U.S. state of Pennsylvania. As of the 2010 census, the population was 68,941. It is located northeast of Pittsburgh and Allegheny County. Armstrong County was added to the Pittsburgh Metropolitan Statistical Area in 2003.The county seat is Kittanning...

, flowing past Kittanning
Kittanning, Pennsylvania
Kittanning is a borough and the county seat of Armstrong County, Pennsylvania in the United States. It is situated northeast of Pittsburgh, along the east bank of the Allegheny River. The name means "at the great stream" in the Delaware language...

, Ford City
Ford City, Pennsylvania
Ford City is a borough in Armstrong County, Pennsylvania, United States, northeast of Pittsburgh along the east bank of the Allegheny River and 4 miles south of Kittanning, the county seat....

, Clinton, and Freeport
Freeport, Pennsylvania
Freeport is a borough in Armstrong County, Pennsylvania, United States; it is situated along the Allegheny River in the southwest corner of the county. The population was 1,962 at the 2000 Census. Freeport received its name from David Todd, who declared it to be a free-port where no man would be...

.

The river enters both Allegheny
Allegheny County, Pennsylvania
Allegheny County is a county in the southwestern part of the U.S. state of Pennsylvania. As of the 2010 census, the population was 1,223,348; making it the second most populous county in Pennsylvania, following Philadelphia County. The county seat is Pittsburgh...

 and Westmoreland
Westmoreland County, Pennsylvania
-Demographics:As of the census of 2000, there were 369,993 people, 149,813 households, and 104,569 families residing in the county. The population density was 361 people per square mile . There were 161,058 housing units at an average density of 157 per square mile...

 counties, the Pittsburgh suburbs, and the City of Pittsburgh from the northeast. It passes Sligo, Karns
Karns, Pennsylvania
Karns is an unincorporated community in Harrison Township, Allegheny County, Pennsylvania, USA; it is located in Western Pennsylvania within the Pittsburgh Metropolitan Statistical Area, approximately northeast of Pittsburgh. Karns is situated along the Allegheny River at Pool 4 across from Jacks...

, and Natrona
Natrona, Pennsylvania
Natrona is an unincorporated community in Harrison Township, Allegheny County in the U.S. state of Pennsylvania. It is located in Western Pennsylvania within the Pittsburgh Metropolitan Statistical Area, approximately northeast of Downtown Pittsburgh...

 in Harrison Township
Harrison Township, Allegheny County, Pennsylvania
Harrison Township is a township in Allegheny County, Pennsylvania, United States. The population was 10,461 at the 2010 census. Pennsylvania Route 28 passes through Harrison Township connecting Kittanning to the northeast and Pittsburgh to the southwest. Allegheny Technologies has extensive steel...

; Metcalf, Braeburn, Lower Burrell
Lower Burrell, Pennsylvania
Lower Burrell is a city in Westmoreland County in the U.S. state of Pennsylvania. Located approximately 18 miles northeast of Downtown Pittsburgh, Lower Burrell is part of the Pittsburgh Metro Area...

, and New Kensington
New Kensington, Pennsylvania
New Kensington is a city in Westmoreland County, Pennsylvania situated along the Allegheny River northeast of Pittsburgh. The population was 14,701 at the 2000 Census. The mayor of New Kensington is Tom Guzzo , elected in 2009. He succeeded Mayor Frank E. Link , elected in 2001.-History:New...

; Brackenridge, Tarentum, Creighton, Clyde, Springdale, Harmarville, Blawnox, Fox Chapel, Sharpsburg, Etna, Millvale, Lawrenceville, Highland Park, the North Side, Downtown Pittsburgh, and Point State Park. The Allegheny joins with the Monongahela River
Monongahela River
The Monongahela River is a river on the Allegheny Plateau in north-central West Virginia and southwestern Pennsylvania in the United States...

 at the "Point" in Downtown Pittsburgh, Pennsylvania to form the Ohio River
Ohio River
The Ohio River is the largest tributary, by volume, of the Mississippi River. At the confluence, the Ohio is even bigger than the Mississippi and, thus, is hydrologically the main stream of the whole river system, including the Allegheny River further upstream...

.

Water from the Allegheny River eventually flows into the Gulf of Mexico
Gulf of Mexico
The Gulf of Mexico is a partially landlocked ocean basin largely surrounded by the North American continent and the island of Cuba. It is bounded on the northeast, north and northwest by the Gulf Coast of the United States, on the southwest and south by Mexico, and on the southeast by Cuba. In...

 via the Ohio and Mississippi
Mississippi River
The Mississippi River is the largest river system in North America. Flowing entirely in the United States, this river rises in western Minnesota and meanders slowly southwards for to the Mississippi River Delta at the Gulf of Mexico. With its many tributaries, the Mississippi's watershed drains...

 rivers.

Tributaries


In its upper reaches, the Allegheny River is joined from the south by Potato Creek
Potato Creek
This article is about the Pennsylvania river known as Potato Creek. For the Indiana State park, go to Potato Creek State Park.Potato Creek is a tributary of the Allegheny River in McKean County, Pennsylvania in the United States....

 1.7 miles (2.7 km) downstream of Coryville
Coryville, Pennsylvania
Coryville is an unincorporated village in McKean County, Pennsylvania. It is located along Pennsylvania Route 46 between the boroughs of Smethport and Eldred, on the border of Keating and Eldred townships. Coryville has a Baptist church and the Coryville Little League field.- References :...

, Pennsylvania and from the north by Olean Creek at Olean, New York. Tunungwant "Tuna" Creek joins the river from the south in Carrollton, New York (flowing north from Bradford, Pennsylvania); the Great Valley Creek and Little Valley Creek join the river from the north at Salamanca, New York before becoming the Allegheny Reservoir
Allegheny Reservoir
The Allegheny Reservoir is a reservoir along the Allegheny River in Pennsylvania and New York, USA. It was created in 1965 by the construction of the Kinzua Dam along the river.-History:...

.

After re-entering Pennsylvania, the river is joined from the east by Kinzua Creek
Kinzua Creek
Kinzua Creek is a tributary of the Allegheny River in McKean County, Pennsylvania in the United States.The upper reaches of the creek pass through Kinzua Bridge State Park, where the creek was spanned by the Kinzua Viaduct until a tornado destroyed the viaduct in 2003.Kinzua Creek joins the...

 10 miles (16.1 km) upstream of Warren; from the north by Conewango Creek
Conewango Creek
Conewango Creek is a tributary of the Allegheny River in Pennsylvania and western New York in the United States.The creek's drainage covers much of southeastern Chautauqua County, New York and southwestern Cattaraugus County, New York. The creek's most notable tributary is the Chadakoin River,...

 at Warren; from the west by Brokenstraw Creek; from the east by East Hickory Creek at East Hickory; from the east by Tionesta Creek
Tionesta Creek
Tionesta Creek is a tributary of the Allegheny River in Forest, Clarion, Warren, McKean, and Elk Counties in Pennsylvania in the United States. Together with its West Branch, Tionesta Creek is long, flows generally south, and its watershed is in area....

 at Tionesta; from the north by Oil Creek at Oil City; from the west by French Creek
French Creek (Allegheny River)
French Creek is a tributary of the Allegheny River in northwestern Pennsylvania and western New York in the United States.- Etymology :...

 at Franklin; from the east by the Clarion River
Clarion River
The Clarion River is a tributary of the Allegheny River, approximately 110 mi long, in west central Pennsylvania in the United States...

, a principal tributary, at Parker; from the east by Crooked Creek
Crooked Creek (Allegheny River)
Crooked Creek is a tributary of the Allegheny River in both Armstrong and Indiana counties in the U.S. state of Pennsylvania.-Course:Crooked Creek joins the Allegheny River in both Bethel and Manor townships.- Tributaries :...

 southeast of Kittanning; and from the east by the Kiskiminetas River
Kiskiminetas River
The Kiskiminetas River is a tributary of the Allegheny River, approximately long, in Western Pennsylvania in the United States...

, another principal tributary, at Schenley. Buffalo Creek
Buffalo Creek (Allegheny River)
Buffalo Creek is a tributary of the Allegheny River in Armstrong and Butler counties in the U.S. state of Pennsylvania.-Course:Buffalo Creek joins the Allegheny River at the borough of Freeport.-Tributaries:...

 enters at Freeport, Chartiers Run
Chartiers Run (Allegheny River)
Chartiers Run is a tributary of the Allegheny River located in Westmoreland County in the U.S. state of Pennsylvania.-Course:Chartiers Run joins the Allegheny River at the city of Lower Burrell.-External links:*...

 enters at Lower Burrell, Bull Creek
Bull Creek (Allegheny River)
Bull Creek is a tributary of the Allegheny River in Allegheny and Butler counties, Pennsylvania in the United States.-Course:Bull Creek joins the Allegheny River at the borough of Tarentum.-Tributaries:...

 enters at Tarentum, Pucketa Creek
Pucketa Creek
Pucketa Creek is a tributary of the Allegheny River located in both Allegheny and Westmoreland counties in the U.S. state of Pennsylvania.-Course:...

 enters near New Kensington, Riddle Run
Riddle Run
Riddle Run is a tributary of the Allegheny River located in Allegheny County in the U.S. state of Pennsylvania.-Course:Riddle Run joins the Allegheny River at the borough of Springdale.-See also:* List of rivers of Pennsylvania...

 enters at Springdale, and Girtys Run
Girtys Run
Girtys Run is a tributary of the Allegheny River located in Allegheny County in the U.S. state of Pennsylvania.-Course:Girtys Run joins the Allegheny River at the borough of Millvale.-External links:*...

 enters at Millvale. Many additional stream
Stream
A stream is a body of water with a current, confined within a bed and stream banks. Depending on its locale or certain characteristics, a stream may be referred to as a branch, brook, beck, burn, creek, "crick", gill , kill, lick, rill, river, syke, bayou, rivulet, streamage, wash, run or...

s enter or join with the Allegheny River along its course.

River modifications



Navigation


The Allegheny River has eight locks and dams (numbered two through nine), which form corresponding pools.

Flood control


The river is also impounded by the Kinzua Dam
Kinzua Dam
The Kinzua Dam, in the Allegheny National Forest in Warren County, Pennsylvania, is one of the largest dams in the United States east of the Mississippi River....

 in northwestern Pennsylvania, resulting in the Allegheny Reservoir
Allegheny Reservoir
The Allegheny Reservoir is a reservoir along the Allegheny River in Pennsylvania and New York, USA. It was created in 1965 by the construction of the Kinzua Dam along the river.-History:...

. The Seneca Pumped Storage Generating Station
Seneca Pumped Storage Generating Station
The Seneca Pumped Storage Generating Station is a hydroelectric power plant using pumped storage of water to generate electric power. It is located near Warren, Pennsylvania in Warren County....

 is associated with Kinzua Dam.

Crossings



Numerous bridges and tunnels span the river throughout its course. The Allegheny River Tunnel for Pittsburgh Light Rail
Pittsburgh Light Rail
The Pittsburgh Light Rail is a light rail system in Pittsburgh, Pennsylvania; it functions as a subway in Downtown Pittsburgh and largely as an at-grade light rail service in the suburbs. The system is owned and operated by the Port Authority of Allegheny County...

 is under construction as of 2010.

History


In the 16th century, control of the river valley
Valley
In geology, a valley or dale is a depression with predominant extent in one direction. A very deep river valley may be called a canyon or gorge.The terms U-shaped and V-shaped are descriptive terms of geography to characterize the form of valleys...

 passed back-and-forth between Algonquian
Algonquian languages
The Algonquian languages also Algonkian) are a subfamily of Native American languages which includes most of the languages in the Algic language family. The name of the Algonquian language family is distinguished from the orthographically similar Algonquin dialect of the Ojibwe language, which is a...

-speaking Shawnee
Shawnee
The Shawnee, Shaawanwaki, Shaawanooki and Shaawanowi lenaweeki, are an Algonquian-speaking people native to North America. Historically they inhabited the areas of Ohio, Virginia, West Virginia, Western Maryland, Kentucky, Indiana, and Pennsylvania...

 and the Iroquois
Iroquois
The Iroquois , also known as the Haudenosaunee or the "People of the Longhouse", are an association of several tribes of indigenous people of North America...

. By the time of the arrival of the French
France
The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

 in the early 18th century, the Shawnee were once again in control and formed an alliance with the French against the incursion of British
Kingdom of Great Britain
The former Kingdom of Great Britain, sometimes described as the 'United Kingdom of Great Britain', That the Two Kingdoms of Scotland and England, shall upon the 1st May next ensuing the date hereof, and forever after, be United into One Kingdom by the Name of GREAT BRITAIN. was a sovereign...

 settlement across the Allegheny Mountains
Allegheny Mountains
The Allegheny Mountain Range , also spelled Alleghany, Allegany and, informally, the Alleghenies, is part of the vast Appalachian Mountain Range of the eastern United States and Canada...

. The conflict over the expansion of British settlement into the Allegheny Valley and the surrounding Ohio Country
Ohio Country
The Ohio Country was the name used in the 18th century for the regions of North America west of the Appalachian Mountains and in the region of the upper Ohio River south of Lake Erie...

 was a primary cause of the French and Indian War
French and Indian War
The French and Indian War is the common American name for the war between Great Britain and France in North America from 1754 to 1763. In 1756, the war erupted into the world-wide conflict known as the Seven Years' War and thus came to be regarded as the North American theater of that war...

 in the 1750s. During the war, the village of Kittanning
Kittanning (village)
Kittanning was an 18th century Native American village in the Ohio Country, located on the Allegheny River at present-day Kittanning, Pennsylvania. The village was at the western terminus of the Kittanning Path, an Indian trail that provided a route across the Alleghenies between the Ohio and...

 – the principal Shawnee settlement on the river – was completely destroyed
Kittanning Expedition
The Kittanning Expedition, also known as the Armstrong Expedition or the Battle of Kittanning, was a raid during the French and Indian War that led to the destruction of the American Indian village of Kittanning, which had served as a staging point for attacks by Delaware warriors against...

 by British reprisal raids from Central Pennsylvania.

Nevertheless, the British, after gaining control of the area in the 1763 Treaty of Paris
Treaty of Paris (1763)
The Treaty of Paris, often called the Peace of Paris, or the Treaty of 1763, was signed on 10 February 1763, by the kingdoms of Great Britain, France and Spain, with Portugal in agreement. It ended the French and Indian War/Seven Years' War...

, kept the area closed to white settlement, in part to repair and maintain relations with the Native Americans. The pressure to open the river valley and the surrounding area to settlement is considered by historians to be one of the root causes of the American Revolutionary War
American Revolutionary War
The American Revolutionary War , the American War of Independence, or simply the Revolutionary War, began as a war between the Kingdom of Great Britain and thirteen British colonies in North America, and ended in a global war between several European great powers.The war was the result of the...

 in the following decade.

During the 19th century, the river became a principal means of navigation in the upper Ohio valley, especially for the transport of coal. Although the building of the railroads lessened the importance of the river somewhat, the lower river (navigable as far as East Brady
East Brady, Pennsylvania
East Brady is a borough in Clarion County, Pennsylvania, United States and is part of the Pittsburgh DMA. The population was 1,038 at the 2000 census.-History:East Brady is named after Captain Samuel Brady, who fought with Native Americans at that location....

, Pennsylvania through locks) has continued to serve as route of commercial transportation until the present day. In 1859, the first U.S. petroleum was drilled north of the river at Titusville
Titusville, Pennsylvania
Titusville is a city in Crawford County, Pennsylvania, United States. The population was 6,146 at the 2000 census. In 1859, oil was successfully drilled in Titusville, resulting in the birth of the modern oil industry.-History:...

.

One of the underlying premises of the Genesee Valley Canal
Genesee Valley Canal
- History :On 6 May 1836, an act was passed in the New York Legislature authorizing the construction of the Genesee Valley Canal. It was to run from the Erie Canal on the south side of Rochester south-southwest along the Genesee River valley to Mount Morris, Portageville, and Belfast, and then...

 was its connection to the river, opening a trade route from Rochester
Rochester, New York
Rochester is a city in Monroe County, New York, south of Lake Ontario in the United States. Known as The World's Image Centre, it was also once known as The Flour City, and more recently as The Flower City...

, New York to the west. The advent of the railroads destroyed any interest that Pennsylvania might have had in participating by improving navigation on the river.

In 1965, the completion of the federally-sponsored Kinzua Dam
Kinzua Dam
The Kinzua Dam, in the Allegheny National Forest in Warren County, Pennsylvania, is one of the largest dams in the United States east of the Mississippi River....

 for flood
Flood
A flood is an overflow of an expanse of water that submerges land. The EU Floods directive defines a flood as a temporary covering by water of land not normally covered by water...

-control in northwestern Pennsylvania east of Warren created the long Allegheny Reservoir
Allegheny Reservoir
The Allegheny Reservoir is a reservoir along the Allegheny River in Pennsylvania and New York, USA. It was created in 1965 by the construction of the Kinzua Dam along the river.-History:...

, part of which is included in the Allegheny National Recreation Area
Allegheny National Recreation Area
The Allegheny National Recreation Area is a National Recreation Area of the United States. It is located in northwestern Pennsylvania, and is administered by the United States Forest Service as part of the Allegheny National Forest. The Area consists of on three separate parcels of land within...

. The dam flooded parts of lands deeded "forever" to the Seneca Nation of Indians by the 1794 Treaty of Canandaigua
Treaty of Canandaigua
The Treaty of Canandaigua is a treaty signed after the American Revolutionary War between the Grand Council of the Six Nations and President George Washington representing the United States of America....

, and to lands given to Cornplanter
Cornplanter
Gaiänt'wakê was a Seneca war-chief. He was the son of a Seneca mother, Aliquipiso, and a Dutch father, Johannes Abeel. He also carried the name John Abeel after his fur trader father...

 and his descendants. The event was described in the Johnny Cash
Johnny Cash
John R. "Johnny" Cash was an American singer-songwriter, actor, and author, who has been called one of the most influential musicians of the 20th century...

 song "As Long as the Grass Shall Grow" from the 1964 album Bitter Tears: Ballads of the American Indian
Bitter Tears: Ballads of the American Indian
Bitter Tears: Ballads of the American Indian is a concept album and nineteenth album released by country singer Johnny Cash in 1964 on Columbia Records. It is one of several Americana records by Cash; as its title implies, the tracks on the album focus exclusively on the history of and problems...

, which focused on the history of and problems facing Native Americans in the United States.

The construction of the dam and the filling of the Allegheny Reservoir also necessitated the elimination of the small village of Corydon, which was located at the confluence of Willow Creek with the Allegheny River; and the small village of Kinzua, which was located at the confluence of Kinzua Creek with the Allegheny River. All residents of both villages were forced to move.

Many prominent individuals opposed the construction of the dam at that time because of the damage it would do to Seneca lands, including Pennsylvania Congressman John P. Saylor
John P. Saylor
John Phillips Saylor was a Republican member of the U.S. House of Representatives from Pennsylvania.Saylor was born in Conemaugh Township, Somerset County, Pennsylvania. He graduated from Franklin and Marshall College in Lancaster, Pennsylvania, in 1929, and Dickinson School of Law in Carlisle,...

 of Johnstown
Johnstown, Pennsylvania
Johnstown is a city in Cambria County, Pennsylvania, United States, west-southwest of Altoona, Pennsylvania and east of Pittsburgh. The population was 20,978 at the 2010 census. It is the principal city of the Johnstown, Pennsylvania, Metropolitan Statistical Area, which includes Cambria County...

, and Howard Zahniser
Howard Zahniser
Howard Clinton Zahniser was an American environmental activist. Zahniser is noted for being the primary author of the Wilderness Act of 1964....

, executive director of The Wilderness Society
The Wilderness Society (United States)
The Wilderness Society is an American organization that is dedicated to protecting America's wilderness. It was formed in 1935 and currently has over 300,000 members and supporters.-Founding:The society was incorporated on January 21, 1935...

 and native of Tionesta—a small settlement located along the Allegheny River several miles downstream from Warren. During the campaign for the 1960 United States presidential election, John F. Kennedy
John F. Kennedy
John Fitzgerald "Jack" Kennedy , often referred to by his initials JFK, was the 35th President of the United States, serving from 1961 until his assassination in 1963....

 assured the Seneca Nation that he would oppose the dam if elected. However, he failed to follow through on his pledge upon becoming president.

In 1992, 86.6 miles (139.4 km) of the Allegheny River was designated Wild and Scenic
National Wild and Scenic River
National Wild and Scenic River is a designation for certain protected areas in the United States.The National Wild and Scenic Rivers Act was an outgrowth of the recommendations of a Presidential commission, the Outdoor Recreation Resources Review Commission...

. This designation comprises three segments of the river located in Warren
Warren County, Pennsylvania
Warren County is a county located in the U.S. state of Pennsylvania. As of 2010, the population was 41,815. It was formed in 1800 from parts of Allegheny and Lycoming counties; attached to Crawford County until 1805 and then to Venango County until Warren was formally organized in 1819. Its county...

, Forest
Forest County, Pennsylvania
Forest County is a county located in the U.S. state of Pennsylvania. As of 2010, the population is 7,716. Forest County is famous as a rural retreat. Nearly 75% of all dwellings in the county are second or vacation homes . Forest County does not have a single traffic light, the only county in the...

, and Venango
Venango County, Pennsylvania
Venango County is a county located in the U.S. state of Pennsylvania. As of the 2010 census, the population was 54,984. Its county seat is Franklin.-History:Venango County was created on March 12, 1800 from parts of Allegheny and Lycoming Counties...

 counties.

In 2008, Katie Spotz
Katie Spotz
Katie Spotz is an American adventurer who became the youngest person to row solo across the Atlantic Ocean, departing from Dakar, Senegal on January 3, 2010, and landing in Guyana on March 14, 2010...

 became the first person to swim the entire 325 miles (523 km) of the Allegheny River; she was accompanied by safety kayaker, James Hendershott. The team began at the river's source in Raymond, Pennsylvania on July 22 and finished at the "Point" in Downtown Pittsburgh on August 21.

Settlements along the river


New York
  • Allegany
    Allegany (village), New York
    Allegany is a village in Cattaraugus County, New York, USA. The population was 1,883 at the 2000 census.The Village of Allegany is by the east town line of the Town of Allegany, west of the City of Olean.St...

  • Carrollton
    Carrollton, New York
    Carrollton is a town in Cattaraugus County, New York, United States. The population was 1,410 at the 2000 census. The name comes from an early settler.The Town of Carrollton is on the south border of Cattaraugus County...

  • Olean
  • Portville
    Portville (village), New York
    Portville is a village in Cattaraugus County, New York, USA. The population was 1,024 at the 2000 census. The Village of Portville is within the south part of the Town of Portville and southeast of Olean, New York.- History :...


  • St. Bonaventure
    St. Bonaventure, New York
    St. Bonaventure is a census-designated place and community located in the Town of Allegany in Cattaraugus County, New York, United States. The population was 2,127 at the 2000 census....

  • Salamanca
    Salamanca (city), New York
    Salamanca is a city in Cattaraugus County, New York, United States, located inside the Allegany Indian Reservation. The population was 6,097 at the 2000 census.-Geography:...

  • Weston Mills
    Weston Mills, New York
    Weston Mills is a hamlet located in the Town of Portville in Cattaraugus County, New York, United States. The population was 1,608 at the 2000 census....


Pennsylvania
  • Applewold
    Applewold, Pennsylvania
    Applewold is a borough in Armstrong County, Pennsylvania, United States. The population was 356 at the 2000 census.-Geography:Applewold is located at ....

  • Arnold
    Arnold, Pennsylvania
    Arnold is a city in Westmoreland County in the U.S. state of Pennsylvania. It is a suburb of Pittsburgh, part of the Pittsburgh Metro Area. The population was 5,667 at the 2000 census.-History:...

  • Aspinwall
    Aspinwall, Pennsylvania
    Aspinwall is a borough on the Allegheny River in Allegheny County, Pennsylvania, United States, and is part of the Pittsburgh Metro Area. It is essentially a residential place. In 1900, 1,231 people resided in Aspinwall, and that number rose to 2,592 in 1910, and 3,170 by 1920...

  • Blawnox
    Blawnox, Pennsylvania
    Blawnox is a borough in Allegheny County, Pennsylvania, United States. The population was 1,432 at the 2010 census.-Name:The name, Blawnox, is derived from the Blaw-Knox Company, which had a manufacturing plant there providing much of the town's employment...

  • Brackenridge
    Brackenridge, Pennsylvania
    Brackenridge is a borough in Allegheny County in the U.S. state of Pennsylvania, along the Allegheny River. It is part of the Pittsburgh Metro Area.The town is named for Henry Marie Brackenridge. The borough once had glass factories...

  • Cadogan
    Cadogan Township, Pennsylvania
    Cadogan Township is a township in Armstrong County, Pennsylvania, United States. The population was 390 at the 2000 census.-Geography:According to the United States Census Bureau, the township has a total area of , of which, of it is land and of it is water.-Demographics:As of the census of...

  • Cheswick
    Cheswick, Pennsylvania
    Cheswick is a borough in Allegheny County, Pennsylvania, United States. The population was 1,746 at the 2010 census.-History:Cheswick, named for a town in England, is a small town of about . The history of the lands of Cheswick seems to have belonged to the Keen family at least in part, for Archie...

  • Coudersport
    Coudersport, Pennsylvania
    Coudersport is a borough in Potter County, Pennsylvania, east by south of Erie on the Allegheny River. The populations were these: 1,530 in 1890; 3,217 in 1900; and 3,100 in 1910. The population was 2,650 at the 2000 census...

  • East Brady
    East Brady, Pennsylvania
    East Brady is a borough in Clarion County, Pennsylvania, United States and is part of the Pittsburgh DMA. The population was 1,038 at the 2000 census.-History:East Brady is named after Captain Samuel Brady, who fought with Native Americans at that location....

  • Eldred
    Eldred, Pennsylvania
    Eldred is a borough in McKean County, Pennsylvania, United States. The population was 858 at the 2000 census.-Geography:Eldred is located at ....

  • Emlenton
    Emlenton, Pennsylvania
    Emlenton is a borough located mostly in Venango County, in the southeastern corner of the county, with a small portion located in Clarion County in Pennsylvania. The population was 784 at the 2000 census...

  • Etna
    Etna, Pennsylvania
    Etna is a borough in Allegheny County, Pennsylvania, on the Allegheny River, opposite Pittsburgh. It flourished in the past when it was the site of rolling mills, furnaces, steel mills, galvanized-pipe works, and other manufacturers. In 1900, 5,384 people lived in Etna. In 1910, 5,830 lived there,...

  • Ford City
    Ford City, Pennsylvania
    Ford City is a borough in Armstrong County, Pennsylvania, United States, northeast of Pittsburgh along the east bank of the Allegheny River and 4 miles south of Kittanning, the county seat....

  • Foxburg
    Foxburg, Pennsylvania
    Foxburg is a borough in Clarion County, Pennsylvania, United States. It is located along the east bank of the Allegheny River, about two miles north of its confluence with the Clarion River.-History:...

  • Franklin
  • Freeport
    Freeport, Pennsylvania
    Freeport is a borough in Armstrong County, Pennsylvania, United States; it is situated along the Allegheny River in the southwest corner of the county. The population was 1,962 at the 2000 Census. Freeport received its name from David Todd, who declared it to be a free-port where no man would be...

  • Harrison Township
    Harrison Township, Allegheny County, Pennsylvania
    Harrison Township is a township in Allegheny County, Pennsylvania, United States. The population was 10,461 at the 2010 census. Pennsylvania Route 28 passes through Harrison Township connecting Kittanning to the northeast and Pittsburgh to the southwest. Allegheny Technologies has extensive steel...

  • Kittanning
    Kittanning, Pennsylvania
    Kittanning is a borough and the county seat of Armstrong County, Pennsylvania in the United States. It is situated northeast of Pittsburgh, along the east bank of the Allegheny River. The name means "at the great stream" in the Delaware language...

  • Lower Burrell
    Lower Burrell, Pennsylvania
    Lower Burrell is a city in Westmoreland County in the U.S. state of Pennsylvania. Located approximately 18 miles northeast of Downtown Pittsburgh, Lower Burrell is part of the Pittsburgh Metro Area...

  • Manorville
    Manorville, Pennsylvania
    Manorville is a borough in Armstrong County, Pennsylvania, United States. The population was 401 at the 2000 census.-Geography:Manorville is located at ....

  • Millvale
    Millvale, Pennsylvania
    Millvale is a borough in Allegheny County, Pennsylvania, along the Allegheny River, opposite Pittsburgh. In the past, it had iron manufactures, saw works, stone works, lumber mills, breweries, etc. In 1900, the number of people residing here totaled 6,736; in 1910, 7,861; and in 1940, 7,811...


  • Natrona
    Natrona, Pennsylvania
    Natrona is an unincorporated community in Harrison Township, Allegheny County in the U.S. state of Pennsylvania. It is located in Western Pennsylvania within the Pittsburgh Metropolitan Statistical Area, approximately northeast of Downtown Pittsburgh...

  • New Kensington
    New Kensington, Pennsylvania
    New Kensington is a city in Westmoreland County, Pennsylvania situated along the Allegheny River northeast of Pittsburgh. The population was 14,701 at the 2000 Census. The mayor of New Kensington is Tom Guzzo , elected in 2009. He succeeded Mayor Frank E. Link , elected in 2001.-History:New...

  • Oakmont
    Oakmont, Pennsylvania
    Oakmont is a borough in Allegheny County, Pennsylvania, USA. It is a Pittsburgh suburb and part of the Pittsburgh Metro Area. The population was 6,303 at the 2010 census....

  • Oil City
    Oil City, Pennsylvania
    Oil City is a city in Venango County, Pennsylvania that is known in the initial exploration and development of the petroleum industry. After the first oil wells were drilled nearby in the 1850s, Oil City became central in the petroleum industry while hosting headquarters for the Pennzoil, Quaker...

  • O'Hara Township
    O'Hara Township, Pennsylvania
    The Township of O'Hara is a Home Rule Municipality in Allegheny County, Pennsylvania in the United States six miles northeast of Downtown Pittsburgh. The community was long organized as a township, and retains "Township" in its official name, but adopted a home rule charter in 1973 and is no...

  • Parker
    Parker, Pennsylvania
    Parker is a city located in Armstrong County, Pennsylvania, United States. It is located in the extreme northwestern portion of the county. The population was 799 at the 2000 census. The city was named for John Parker, a lead surveyor of Lawrenceburg....

  • Penn Hills
    Penn Hills, Pennsylvania
    Penn Hills is a large Home Rule Municipality in Allegheny County, Pennsylvania, United States. The population as of the 2010 census was 42,329, making it Pittsburgh's second largest suburb by population.-History:...

  • Pittsburgh
    Pittsburgh, Pennsylvania
    Pittsburgh is the second-largest city in the US Commonwealth of Pennsylvania and the county seat of Allegheny County. Regionally, it anchors the largest urban area of Appalachia and the Ohio River Valley, and nationally, it is the 22nd-largest urban area in the United States...

  • Plum
    Plum, Pennsylvania
    Plum is a borough in Allegheny County, Pennsylvania, United States. The population was 27,126 at the 2010 census.Plum is often referred to as "Plum Boro" or more correctly "Plum Borough" by locals to distinguish it from its previous status as a township...

  • Port Allegany
    Port Allegany, Pennsylvania
    Port Allegany is a borough in McKean County, Pennsylvania, United States. The population was 2,355 at the 2000 census.-Geography:Port Allegany is located at ....

  • Schenley
    Schenley, Pennsylvania
    Schenley is an unincorporated community in Gilpin Township, Armstrong County, Pennsylvania, United States. Pennsylvania Route 2062 is the main and only highway into the community. Schenley is bordered by the Allegheny River and the Kiskiminetas River...

  • Sharpsburg
    Sharpsburg, Pennsylvania
    Sharpsburg is a borough in Allegheny County, Pennsylvania, northeast of Pittsburgh, along the Allegheny River. In the past, it had a rolling mill, foundries, machine shops, and manufacturers of varnish, brick, glass, lumber products, wire, hair, felt, and lubricating oil. In 1900, 6,842 people...

  • Springdale
    Springdale, Pennsylvania
    Springdale is a borough in Allegheny County, Pennsylvania, northeast of Pittsburgh along the Allegheny River. The population was 3,405 at the 2010 census.-Geography:Springdale is located at ....

  • Tarentum
    Tarentum, Pennsylvania
    Tarentum is a borough in Allegheny County in the U.S. state of Pennsylvania. It is northeast of Downtown Pittsburgh, along the Allegheny River. Tarentum was an industrial center where plate glass and bottles were manufactured; bricks, lumber, steel and iron novelties, steel billets and sheets,...

  • Templeton
    Templeton, Pennsylvania
    Templeton is an unincorporated community in Pine Township, Armstrong County, Pennsylvania in the United States.-References:...

  • Tidioute
    Tidioute, Pennsylvania
    Tidioute is a borough in Warren County, Pennsylvania, United States. The population was 792 at the 2000 census. The name is an Iroquoian word meaning "protrusion of land", referring to a sharp bend in the Allegheny River.-Geography:...

  • Tionesta
    Tionesta, Pennsylvania
    As of the census of 2000, there were 615 people , 282 households, and 166 families residing in the borough. A more recent estimate has Tionesta's population being 592, a loss of 3.69%. The population density was 457.5 people per square mile . There were 337 housing units at an average density of...

  • Verona
    Verona, Pennsylvania
    Verona is a borough in Allegheny County, Pennsylvania, in the United States. It is northeast of downtown Pittsburgh, along the left bank of the Allegheny River. As of the 2010 census it had a population of 2,474.-Industry:...

  • Warren
    Warren, Pennsylvania
    Warren is a city in Warren County, Pennsylvania, United States, located along the Allegheny River. The population was 9,710 at the 2010 census. It is the county seat of Warren County. It is home to the headquarters of the Allegheny National Forest and the Cornplanter State Forest...

  • West Kittanning
    West Kittanning, Pennsylvania
    West Kittanning is a borough in Armstrong County, Pennsylvania, United States. The population was 1,199 at the 2000 census.- Geography :West Kittanning is located at ....

  • Youngsville
    Youngsville, Pennsylvania
    Youngsville is a borough in Warren County, Pennsylvania, United States. The population was 1,834 at the 2000 census.-Geography:Youngsville is located at ....





See also


  • Allegheny Islands State Park
    Allegheny Islands State Park
    Allegheny Islands State Park is a Pennsylvania state park in Harmar Township, Allegheny County, Pennsylvania in the United States. The undeveloped park is composed of three alluvial islands located in the middle of the Allegheny River northeast of Pittsburgh. The islands are just north of the...

  • Allegheny Riverfront Park
    Allegheny Riverfront Park
    Allegheny Riverfront Park is a small municipal park along the south bank of the Allegheny River in Downtown Pittsburgh, Pennsylvania's Cultural District...

  • List of rivers of New York
  • List of rivers of Pennsylvania
  • Pittsburgh Flood of 1936
  • Pittsburgh Three Rivers Regatta
    Pittsburgh Three Rivers Regatta
    The Pittsburgh Three Rivers Regatta is an annual motorboat and river festival held in Pittsburgh, Pennsylvania, United States. The festival was founded in 1977 and is often host to an F1 ChampBoat Series race. The F1 race, originally held in 1982, was the first F1 power boat race held in the...


External links