Central Susquehanna Intermediate Unit

Montandon is a census-designated place located in West Chillisquaque Township, Northumberland County in the state of Pennsylvania, United States. The community is located near the West Branch Susquehanna River at the intersections of Pennsylvania Routes 147 and 45, roughly halfway between the boroughs of Northumberland and Milton. As of the 2010 census the population was 903 residents.

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.

Sodom Schoolhouse is a historic octagonal school in West Chillisquaque Township, Northumberland County, Pennsylvania, United States reportedly built about 1812, 1835, or 1836 and used until 1915. It is located in a rural area on Pennsylvania Route 45 near several Scotch-Irish communities: the "small group of houses" formerly known as Sodom, which was about a mile east of the hamlet of Montandon, and about 3 miles east of a small town, Lewisburg.

Limestone Run (also known as Bull Run) is a 5.8 miles (9.3 km) tributary of the West Branch Susquehanna River in Union County, Pennsylvania, which flows through East Buffalo Township, Buffalo Township and Lewisburg. Ludwig Derr once constructed a mill on the run, so one of its six tributaries is called Miller Run.

Copper Beech Manor is a historic building in Lewisburg, Pennsylvania that is now a residential home.

Buffalo Creek is a tributary of the West Branch Susquehanna River in Union County, Pennsylvania, in the United States. It is approximately 28.5 miles (45.9 km) long and flows through Hartley Township, Lewis Township, West Buffalo Township, Mifflinburg, Buffalo Township, Kelly Township, and Lewisburg. Its watershed has an area of 134 square miles (350 km2). It is in the ridge-and-valley province of the Appalachian Mountains. Some streams and parts of streams in the creek's watershed are high-quality cold-water fisheries. There are ten types of rock formations and eight types of soil series in the watershed. The forests in the Buffalo Creek watershed are mostly deciduous hardwood, hemlock, and pine. The waters of Buffalo Creek are slightly acidic, with a pH ranging between 5.0 and 6.7. Metals such as magnesium have been observed in the waters. Nonmetals in the water include dissolved oxygen, calcium carbonate, suspended solids, and phosphorus. The etymology of Buffalo Creek is unknown. No buffalo have ever been definitely observed on the creek, although there are rumors about old buffalo wallows. Buffalo Township, Buffalo Valley, and Buffalo Mountain are all named after the creek. Historical industries in the watershed included mills and timbering, but livestock raising and agriculture are more common in the 21st century.

The Packwood House-American Hotel, also known as the Packwood House Museum, is an historic, American inn and tavern that is located in Lewisburg, Union County, Pennsylvania, USA. Located in the Lewisburg Historic District, it was listed on the National Register of Historic Places in 1978.

Slifer House, also known as the Administration Building-Evangelical Home, is an historic, American home that is located in Kelly Township, Union County, Pennsylvania. It was listed on the National Register of Historic Places in 1975.

Col. James Cameron House is a historic home located at West Chillisquaque Township, Northumberland County, Pennsylvania. It was built in four sections; a 2+1⁄2-story, formal brick section and a 1+1⁄2-story, brick kitchen were built between 1840 and 1842; a 2-story, brick addition was built about 1860; and a 1-story, wood-frame kitchen addition sometime in the mid- to late-19th century. It is in a vernacular Federal style. An Italianate style porch was added to the 2-story, brick section about 1860. Also on the property is a contributing outbuilding dated to the mid-19th century. The property was vested with the Milton Historical Society in 1981.It was added to the National Register of Historic Places in 1989.

WMLP (1380 AM) is a commercial radio station licensed to Milton, Pennsylvania. The station is owned by the Michael Radio Company, LLC, headed by Vic Michael. It broadcasts a conservative talk radio format. Most of programming is from the Salem Radio Network, also carrying The Mark Levin Show from Westwood One. By day, WMLP is powered at 1,000 watts non-directional. But at night, to protect other stations on 1380 AM from interference, WMLP greatly reduces power to 18 watts. Programming is also heard on 99-watt FM translator W233CP at 94.5 MHz.

Miller Run is a tributary of Limestone Run in Union County, Pennsylvania, in the United States. It is approximately 1.2 miles (1.9 km) long and flows through East Buffalo Township and Lewisburg. The watershed of the stream has an area of 0.87 square miles (2.3 km2). The stream has no officially named tributaries. It is very small and is not a perennial stream, but is impacted by stormwater flows and also has high concentrations of sediment. The stream's chemical hydrology has been significantly affected by human use. Major rock formations in its watershed include the Bloomsburg Formation, the Keyser-Tonoloway Formation, and the Wills Creek Formation. Most of the watershed of Miller Run is owned by Bucknell University. A significant fraction of the watershed is on urban land, but there is also some forested land. The stream was being channelized as early as the 1930s. In the 21st century, a number of studies and restoration projects have been done on it. The stream is a Warmwater Fishery and six fish species have been observed within it, though only one is found in its lower reaches. It has a very low concentration of benthic macroinvertebrates.

The Lewisburg Historic District is a national historic district that is located in Lewisburg, Union County, Pennsylvania. It was added to the National Register of Historic Places in 2004.