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.
Montour County is a county in the Commonwealth of Pennsylvania. It is located in Northeastern Pennsylvania. As of the 2020 census, the population was 18,136. Its county seat is Danville. The county is named for Andrew Montour, a prominent Métis interpreter who served with George Washington during the French and Indian War. It encompasses 132 sq mi, making it the smallest county by land area in the state.
Liberty Township is a township in Montour County, Pennsylvania.
East Chillisquaque Township is a township in Northumberland County, Pennsylvania, United States. The population at the 2010 Census was 668, an increase over the figure of 664 tabulated in 2000.
West Chillisquaque Township is a township in Northumberland County, Pennsylvania, United States. The population at the 2010 Census was 2,627, a decline from the figure of 2,846 tabulated in 2000.
This is a list of properties and districts listed on the National Register of Historic Places in Pennsylvania. As of 2015, there are over 3,000 listed sites in Pennsylvania. All 67 counties in Pennsylvania have listings on the National Register.
Chillisquaque Creek is a tributary of the West Branch Susquehanna River in Montour County and Northumberland County, in Pennsylvania, in the United States. It is approximately 20.2 miles (32.5 km) long and flows through Derry Township, Washingtonville, and Liberty Township in Montour County and East Chillisquaque Township and West Chillisquaque Township in Northumberland County. The watershed of the creek has an area of 112 square miles (290 km2). Agricultural impacts have caused most of the streams in the watershed of the creek to be impaired. Causes of impairment include sedimentation/siltation and habitat alteration. The average annual discharge of the creek between 1980 and 2014 ranged from 48.2 to 146.0 cubic feet per second. Its watershed mainly consists of rolling agricultural land. The creek's channel flows through rock formations consisting of sandstone and shale. It is a warmwater stream.
Roaring Creek is a tributary of the Susquehanna River in Columbia County and Montour County, in Pennsylvania, in the United States. It is slightly more than 20 miles (32 km) long and flows through Roaring Creek Township, Locust Township, Catawissa Township, Cleveland Township, and Franklin Township in Columbia County and Mayberry Township in Montour County. The watershed of the creek has an area of 87.3 square miles (226 km2). It has three named tributaries: South Branch Roaring Creek, Lick Run, and Mill Creek. The creek is not considered to be impaired and is not affected by coal mining. However, its watershed has been impacted by human land use. Claystones, conglomerates, sandstones, siltstones, and shales all occur within the watershed. The creek flows through a gorge in its lower reaches, along the border between Columbia County and Montour County.
The Lawrence L. Knoebel Covered Bridge is an historic, American, wooden, covered bridge that is located at Knoebels Amusement Resort, and connects Cleveland Township in Columbia County, Pennsylvania and Ralpho Township in Northumberland County, Pennsylvania.
The Kreigbaum Covered Bridge is an historic, American, wooden covered bridge that is located in Cleveland Township in Columbia County, Pennsylvania and Ralpho Township in Northumberland County, Pennsylvania.
The Richards Covered Bridge is a historic wooden covered bridge located at Cleveland Township in Columbia County, Pennsylvania and Ralpho Township in Northumberland County, Pennsylvania. It is a 64-foot-long (20 m), multiple King post and Queen Post Truss bridge, constructed in 1852. It crosses South Branch Roaring Creek and is one of 28 historic covered bridges in Columbia and Montour Counties. It was listed on the National Register of Historic Places in 1979.
The Keefer Covered Bridge No. 7 is a historic wooden covered bridge located at Liberty Township near Washingtonville in Montour County, Pennsylvania. It is a 78 foot long, Burr Truss bridge built in 1853. It has a square opening; rare for covered bridges in Pennsylvania. It crosses Chillisquaque Creek.
Rishel Covered Bridge is a historic wooden covered bridge located at East Chillisquaque Township and West Chillisquaque Township in Northumberland County, Pennsylvania. It is a single span, 110.16-foot-long (33.58 m), Burr Truss bridge, constructed in 1830. It crosses the Chillisquaque Creek. It may be the oldest covered wooden bridge in the United States.
West Branch Chillisquaque Creek is a tributary of Chillisquaque Creek. Its watershed spans parts of Northumberland, Montour, Lycoming, and Columbia counties in Pennsylvania. 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 formations and four main types of soil in the creek's watershed.
East Branch Chillisquaque Creek is a tributary of Chillisquaque Creek in Columbia County and Montour County in Pennsylvania, United States. It is approximately 6.2 miles (10.0 km) long and flows through Madison Township, Columbia County and Derry Township, Montour County. At its mouth, it combines with Middle Branch Chillisquaque Creek to form Chillisquaque Creek. White Hall Creek is a tributary of East Branch Chillisquaque Creek. The creek's watershed has an area of 9.75 square miles (25.3 km2). It is situated over sandstone and shale. The main land uses in the watershed include forested land and agricultural land, although there are some areas of wetlands and open water as well.
Mud Creek is a tributary of Chillisquaque Creek in Columbia County and Montour County in Pennsylvania, in the United States. It is approximately 8.3 miles (13.4 km) long and flows through Madison Township, Columbia County and Derry Township, Montour County. The main tributaries of the creek are unnamed tributaries. The creek's watershed has an area of 17.70 square miles and is in West Hemlock Township, Montour County as well as the two townships it flows through. The watershed is mostly agricultural and forested and the main developed areas are Washingtonville and Jerseytown.
Beaver Run is a tributary of County Line Branch in Northumberland County and Montour County, in Pennsylvania, in the United States. It is approximately 3.9 miles (6.3 km) long and flows through Lewis Township in Northumberland County and Anthony Township in Montour County. The watershed of the stream mostly consists of agricultural land. The watershed lies over rock of the Onondaga and Old Port Formation, the Keyser and Tonoloway Formation, and the Hamilton Group. It lies over soil of the Chanango-Pope-Holly series, the Hagerstown-Edom-Washington series, and the Watson-Berks-Alvira series. The stream experiences siltation and organic enrichment.
Middle Branch Chillisquaque Creek is a tributary of Chillisquaque Creek in Columbia County and Montour County, in Pennsylvania, in the United States. It is approximately 5.2 miles (8.4 km) long and flows through Madison Township in Columbia County and Anthony and Derry Townships in Montour County. The creek's watershed has an area of 9.64 square miles (25.0 km2). There are 14.35 miles (23.09 km) of streams in the watershed. Lake Chillisquaque is also in the creek. There are 122 features classified as "disturbances" on Middle Branch Chillisquaque Creek. Two bridges more than 20 feet (6.1 m) long cross the creek.
Beaver Run is a tributary of Chillisquaque Creek in Montour County and Northumberland County, in Pennsylvania, in the United States. It is approximately 6.2 miles (10.0 km) long and flows through Liberty Township in Montour County and East Chillisquaque Township in Northumberland County. The watershed of the stream has an area of 12.0 square miles (31 km2). Reaches of the stream are designated as impaired due to siltation caused by agriculture. Numerous bridges have been constructed across it and it lacks a riparian buffer in some reaches.
White Hall Creek is a tributary of East Branch Chillisquaque Creek in Columbia County and Montour County, in Pennsylvania, in the United States. It is approximately 3.8 miles (6.1 km) long and flows through Madison Township in Columbia County and Anthony Township and Derry Township. The watershed of the creek has an area of 2.31 square miles (6.0 km2). All streams in its watershed are impaired by siltation due to agriculture. The creek is a Warmwater Fishery.
