Waurika Lake is a reservoir in southwestern Oklahoma, near Waurika. It is primarily in Jefferson County, but small parts of it are in Stephens County and Cotton County, Oklahoma. Its primary purposes are to provide flood control, irrigation, water supply, water quality, fish and wildlife, recreation, and other conservation needs of the public. The lake supplies water f…Waurika Lake is a reservoir in southwestern Oklahoma, near Waurika. It is primarily in Jefferson County, but small parts of it are in Stephens County and Cotton County, Oklahoma. Its primary purposes are to provide flood control, irrigation, water supply, water quality, fish and wildlife, recreation, and other conservation needs of the public. The lake supplies water for the cities of Lawton, Duncan, Comanche, Temple, and Waurika. The wildlife management area comprises about 6,040 acres.