Mud-Goose Lake, located in Zemple, Cass County, Minnesota, is a state-regulated body of water with a dam completed in 1960 by the Minnesota Department of Natural Resources (MNDNR). The dam stands at 8 feet tall and spans 109 feet in length, serving a primary purpose classified as "Other" with a storage capacity of 44,870 acre-feet. The lake is situated on the Leech Lake River, within the St. Paul District, and is overseen by the MNDNR EWR for permitting, inspection, and enforcement.

With a drainage area of 1,330 square miles and a maximum discharge of 7,900 cubic feet per second, Mud-Goose Lake plays a crucial role in water resource management and flood control in the region. Despite being classified as having a low hazard potential and satisfactory condition, the risk assessment for the area is marked as very high (1), indicating the need for comprehensive risk management measures. The lake's strategic location and vital role in the local ecosystem make it a focal point for water resource and climate enthusiasts interested in monitoring and preserving the natural balance of this significant water body.