 After the Second World War the state took over operation of the park , and expanded its size beyond the original land donated by Harrison : six purchases between 1946 and 1949 increased the park 's area from 128 acres ( 52 ha ) to 585 acres ( 237 ha ) at a cost of $ 26 @,@ 328 . The Pennsylvania Geographic Board dropped the word Forest and officially named it Leonard Harrison State Park on November 11 , 1954 . The park was improved in the following decade with the completion of new latrines ( 1963 ) and a new concession stand and visitor center ( 1968 ) . Pine Creek was named a state scenic river on December 4 , 1992 , which ensured further protection of Pine Creek Gorge in its natural state . In 1997 the park 's Important Bird Area ( IBA ) was one of the first 73 IBAs established in Pennsylvania . In 2000 the park became part of the Hills Creek State Park complex , an administrative grouping of eight state parks in Potter and Tioga counties . In 2005 the state began a $ 1 @.@ 2 million upgrade of park facilities , including a new maintenance building , the replacement of three pit latrines at the overlook and campground , the addition of showers at the campground , and the conversion of all restrooms to flush toilets . 
