George William Knepley, 69, a retired Washington Gas Light Co. official who was active in athletic, civic and volunteer organizations, died July 31 at the Hospice of Northern Virginia. He had cancer.

He worked for Washington Gas Light for 40 years before retiring in 1980 as manager of customer service.

Mr. Knepley was a past president of the Credit Management Association of the Washington Metropolitan Area. A resident of Falls Church, he was a member of the Broyhill Park Civic Association. He had served with the Army Air Forces in Europe during World War II, and was a past commander of American Legion Post No. 44 in Washington.

He was a native of Altoona, Pa., and came here in 1935 to attend the University of Maryland. By the time he graduated four years later, he had served as team captain of the varsity basketball team. A forward, he was an All-Southern Conference selection.

He also had played baseball in college and later was an infielder in the Detroit Tigers minor league farm system. In the 1960s, he was managing director of the University of Maryland's M Club, and had served as commissioner of the D.C. board No. 12 of the Basketball Referees Association.

Survivors include his wife, the former Edith Wilson, of Falls Church; a daughter, Kathryn Ann Knepley of Centreville, Va., and a son, George Charles Knepley, and his mother, Margaret M. Knepley, both of Arlington.