Velvet Lake, also known as Phelps Lake, is a gravity dam located in Crow Wing, Minnesota, with a structural height of 8 feet and a hydraulic height of 1.9 feet. Completed in 1937, this state-regulated dam serves as a vital water resource on the Pine River, providing a normal storage capacity of 525 acre-feet and a maximum storage of 1050 acre-feet. With a surface area of 160 acres and a drainage area of 0.6 square miles, Velvet Lake plays a crucial role in maintaining water levels and controlling the flow of the river.

Despite its low hazard potential and satisfactory condition assessment, Velvet Lake poses a moderate risk according to the data. The dam has an uncontrolled spillway type and a maximum discharge capacity of 540 cubic feet per second. The last inspection was conducted in 2016, with an inspection frequency of every 8 years. The dam is equipped with emergency action plans, although details on their preparation and revision are not specified. Overall, Velvet Lake serves as a valuable asset in water resource management and climate resilience efforts in the region.

As an integral part of the St. Paul District, Velvet Lake's purpose extends beyond flood control to support various water-related activities. Its historical significance as a Works Progress Administration - Civilian Conservation Corps (WPA-C) project adds to its cultural and environmental importance. With its location in the picturesque city of Riverton, Velvet Lake stands as a testament to the enduring legacy of water infrastructure projects and the importance of sustainable water resource management in Minnesota.