Joe Pool Lake is a man-made reservoir located in Dallas County, Texas. It was created in the 1980s by damming the Trinity River and covers approximately 3,500 acres. The lake serves multiple purposes, including flood control, water supply, and recreational activities. Surrounding the lake, Joe Pool Lake State Park offers various outdoor activities such as fishing, boating, hiking, and picnicking. The park features campgrounds and trails, making it a popular destination for families and nature enthusiasts. The lake is also home to diverse wildlife, enhancing its natural beauty.