Butler Knob is a peak on the

Jacks Mountain Jacks Mountain is a stratigraphic ridge which is located in central Pennsylvania, United States, trending southeast of the Stone Mountain ridge and Jacks Mountain Anticline. The ridge line separates Kishacoquillas Valley from the Ferguson and D ...

ridge in south central

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 ...

in the

United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...

. The "Knobs" summit is underlain with weather resistant

quartzite Quartzite is a hard, non- foliated metamorphic rock that was originally pure quartz sandstone.Essentials of Geology, 3rd Edition, Stephen Marshak, p 182 Sandstone is converted into quartzite through heating and pressure usually related to tecton ...

of the Tuscarora Formation (Silurian Age). Butler Knob is accessible by a rough road, where there is a closed

firetower A fire lookout tower, fire tower, or lookout tower is a tower that provides housing and protection for a person known as a "fire lookout", whose duty it is to search for wildfires in the wilderness. It is a small building, usually on the summit ...

on the summit. The firetower presently hold a weather station that gives current forecasts for the area (see link below). There are views available from a nearby

scree slope Scree is a collection of broken rock fragments at the base of a cliff or other steep rocky mass that has accumulated through periodic rockfall. Landforms associated with these materials are often called talus deposits. The term ''scree'' is appl ...

. The views are mainly east, south and west from here; the summits of Big Mountain,

Sideling Hill Sideling Hill, also Side Long Hill, is a long, steep, narrow mountain ridge in the Ridge-and-valley Appalachians, Ridge-and-Valley (or Allegheny Mountains) physiographic province of the Appalachian Mountains, located in Washington County, Maryla ...

, Williamsburg Mountain and

Blue Knob Blue Knob (elevation ) is a summit in the eastern United States with a broad dome that is the northernmost 3,000-footer in the Allegheny Mountains. It is the highest point in Bedford County, Pennsylvania. The mountain is the site of Blue Knob ...

can be seen in the distance. Butler Knob is located within the

Rothrock State Forest Rothrock State Forest is a List of Pennsylvania state forests, Pennsylvania state forest in Pennsylvania Bureau of Forestry District #5. The main offices are located in Huntingdon, Pennsylvania, Huntingdon in Huntingdon County, Pennsylvania, Hun ...

, all camping and activities on the mountain are subject to the rules and regulations of that agency. Butler Knob view

References

Alan R. Geyer (1979) "''Outstanding Geologic Features of Pennsylvania''",

Geological Survey of Pennsylvania Geology (). is a branch of natural science concerned with the Earth and other astronomical objects, the rocks of which they are composed, and the processes by which they change over time. Modern geology significantly overlaps all other Earth s ...

Charles H. Shultz (1999) "''The Geology of Pennsylvania''",

External links

Rothrock State ForestButler Knob Topo Map
{{coord, 40.29314, -77.96696, region:US-PA_type:mountain, display=title Mountains of Pennsylvania Landforms of Huntingdon County, Pennsylvania