Lake Shenandoah is shallow; much of it is 3 feet deep or less. The deepest part of it is by the dam, nearing 25 feet. The water has algal blooms throughout the year. All visitors are required to have a permit to visit the lake. The concession stand has different hours of business. Call the park to find out the hours. You may also rent canoes and jon boats by the hour. Restroom facilities are available.