Deerlick Run

Mount Pleasant Township is a township in Columbia County, Pennsylvania. It is part of Northeastern Pennsylvania. As of the 2020 census, the township population was 1,506.

Jakey Hollow Natural Area is a protected area in Jakey Hollow in Columbia County, Pennsylvania, in the United States. The natural area has an area of 59 acres. A hiking trail known as the Ward Crawford Trail is in the area and hunting is also permitted there. Part of the natural area is old-growth forest and recognized by the Old-Growth Forest Network. Some logging was historically done in portions of Jakey Hollow. The area was purchased by Ward Crawford and his brother in the 1950s. They sold it to the Pennsylvania Department of Conservation and Natural Resources in 1990.

Green Creek is a tributary of Fishing Creek in Columbia County, Pennsylvania, in the United States. It is approximately 12.7 miles (20.4 km) long and flows through Jackson Township, Greenwood Township, and Orange Township. The watershed of the creek has an area of 36.8 square miles (95 km2). Green Creek has three named tributaries: Little Green Creek, Rickard Hollow, and Mud Run. The creek is not designated as an impaired waterbody and is a relatively large stream, contributing a significant amount of water to Fishing Creek. A valley known as the Greenwood Valley is located in the vicinity of Green Creek. The creek's own valley was likely affected by glaciation during the Ice Age. Soil erosion is a significant concern in some areas of the watershed of Green Creek, especially in the Greenwood Valley. A number of bridges have been constructed over the creek, including a covered bridge known as the Patterson Covered Bridge. Settlers arrived in the vicinity of the creek by the late 18th century and early 19th century, and a few mills of various were built on it in the 19th century. An Indian path also used to follow the creek for some distance. The drainage basin of Green Creek is designated as a Trout Stocked Fishery and a Migratory Fishery. The creek itself contains brown trout. The creek has relatively narrow riparian buffers in some reaches. However, it has a hemlock-rich floodplain in Jackson Township.

Orange Township is a township in Columbia County, Pennsylvania. It is part of Northeastern Pennsylvania. The population was 1,163 at the 2020 census.

Orangeville is a borough in Columbia County, Pennsylvania, United States. It is part of Northeastern Pennsylvania. The population was 478 at the 2020 census. It is part of the Bloomsburg-Berwick micropolitan area.

Stony Brook is a tributary of Fishing Creek in Columbia County, Pennsylvania. It is 4.3 miles (6.9 km) long and flows through North Centre Township and Orange Township. The stream's watershed has an area of 3.72 square miles. It flows through a steep ravine which is inhabited by numerous plant species for much of its length. The fossil-rich Stony Brook Beds also have an outcropping near the stream. In the 1870s, it was considered for use as a water supply by the Bloomsburg Water Company.

Eyers Grove is a census-designated place in Columbia County, Pennsylvania, United States. It is part of Northeastern Pennsylvania. The population was 102 at the 2020 census. It is part of the Bloomsburg-Berwick micropolitan area.

The Wanich Covered Bridge No. 69 is a historic wooden covered bridge located at Hemlock Township and Mount Pleasant Township in Columbia County, Pennsylvania. It is a 98.75-foot-long (30.10 m), Burr Truss arch bridge constructed in 1884. It is one of 28 historic covered bridges in Columbia and Montour Counties.It was listed on the National Register of Historic Places in 1979.

Spruce Run is a tributary of Little Fishing Creek in Columbia County, Pennsylvania, in the United States. It is approximately 6.9 miles (11.1 km) long and flows through Madison Township. The watershed of the stream has an area of 9.80 square miles (25.4 km2). Several people settled on the stream in the 1780s and 1790s. Two bridges were built over it in the 20th century. Spruce Run is designated as a "Locally Significant Area" in the Columbia County Natural Areas Inventory. More than 80 species of woodland herbs and numerous trees, mammals, and birds inhabit the area near the stream. The Pennsylvania State Game Lands are also in the watershed.

Lightstreet is a census-designated place (CDP) in Columbia County, Pennsylvania, United States. It is part of Northeastern Pennsylvania. The population was 1,093 at the 2010 census. It is part of the Bloomsburg-Berwick micropolitan area. The CDP is named after a street in Baltimore.

Scott Township is a township in Columbia County, Pennsylvania. It is part of Northeastern Pennsylvania. The population was 5,527 at the 2020 census, an increase over the figure of 5,113 tabulated in 2000.

Little Fishing Creek is a tributary of Fishing Creek in Sullivan County, Lycoming County, and Columbia County, in Pennsylvania, in the United States. It is approximately 23.5 miles (37.8 km) long and flows through eight townships. The watershed of the creek has an area of 68.1 square miles (176 km2). The creek has six named tributaries, of which the largest are Spruce Run and West Branch Run. There are at least two major rock formations in the watershed of Little Fishing Creek: the Chemung Formation and the Hamilton Group. The creek's watershed includes part of the Greenwood Valley. Much of the watershed is forested and major roads in it include Pennsylvania Route 42. The first European settler first arrived in the vicinity of the creek during the 1760s or 1770s, with other settlers arriving in the 1790s. A number of sawmills, woolen mills, and tanneries historically operated on the creek. A number of covered bridges have also been built over it and there were historically some railroads in the watershed. Little Fishing Creek is considered to be an Exceptional Value stream for part of its length. One of its tributaries is considered to be Class A Wild Trout Waters for part of its length, as is part of the creek itself. However, the creek is considered to be impaired by pathogens for a portion of its length. Parts of the creek are suitable for canoeing on.