Omak, Washington, United States [City]; population was 4,117 in 1990; housing units was 1,769 in 1990; location is 48°25'N 119°32'W; land area is 1.64 square miles (1,049 acres); water area is 0.07 square miles (47 acres); FIPS code is 51340 [SourceCBP]