Catasauqua, Pennsylvania, United States [Borough]; population was 6,662 in 1990; housing units was 2,625 in 1990; location is 40°39'N 75°28'W; land area is 1.27 square miles (812 acres); water area is 0.03 square miles (21 acres); FIPS code is 11720 [SourceCBP]