Crystal Lake, located in Cleveland County, Oklahoma, is a privately owned reservoir with a primary purpose of recreation. The dam, completed in 1955, is an earth structure with a height of 15 feet and a length of 610 feet. The lake has a storage capacity of 210 acre-feet and a surface area of 24 acres, making it a popular spot for water enthusiasts in the area.

Managed by the Oklahoma Water Resources Board, Crystal Lake is deemed to have a high hazard potential due to its location on a tributary to the Little River. Despite this, the dam is currently in fair condition and undergoes regular inspections and maintenance. Additionally, the spillway is controlled with a width of 1 foot, ensuring proper water release during high flow events.

While the risk assessment for Crystal Lake is categorized as very high, measures are in place to manage potential hazards. With its picturesque surroundings and ample recreational opportunities, Crystal Lake remains a beloved destination for water resource and climate enthusiasts seeking a tranquil escape in the heart of Norman, Oklahoma.