1 For more examples of usage of this term, see Citations:pintle. ( gunnery) An iron pin used to control recoil of a cannon or around which a gun carriage revolves.
Karns City, Pennsylvania. For other uses, see Karns (disambiguation). Karns City is a borough in Butler County, Pennsylvania, United States. The population was 209 at the 2010 census.
Prospect is a small community of approximately 1200 residents located in Butler County just a few minutes from beautiful Moraine State Park. It is home to the Big Butler Fair which is located along State Route 422 in Prospect. It is located only 7 miles from I-79 and is within easy reach to such areas as Pittsburgh, Erie, and the PA Turnpike. The borough is located in the Slippery Rock School District, with Moraine Elementary School on our Main Street. Some of the local organizations include the Boy Scouts, Woman's Club, Prospect/Portersville Rotary, and a local Chapter of the American Legion.