Cusick No.2 is a privately owned earth dam located in Juneau, Wisconsin, along the Tiedtke Valley Creek. Built in 1972 by the USDA NRCS, this dam serves multiple purposes including fire protection, stock, and small fish pond maintenance. With a height of 29.3 feet and a hydraulic height of 24 feet, the dam has a storage capacity of 50 acre-feet and a surface area of 3.6 acres, making it an important water resource in the area.

Despite its age, Cusick No.2 is in fair condition according to a 2013 assessment, with a low hazard potential but a very high risk assessment rating. The dam has a controlled spillway with a width of 16 feet, and a maximum discharge capacity of 77 cubic feet per second. It is regulated by the Wisconsin Department of Natural Resources, with inspections and enforcement carried out regularly to ensure its structural integrity and safety. The dam's location in a high-risk zone underscores the importance of effective risk management measures to prevent potential hazards.

As a key component of the water infrastructure in Juneau County, Cusick No.2 plays a crucial role in water management and conservation efforts. Its presence along the Tiedtke Valley Creek not only provides essential services for fire protection and livestock, but also contributes to the local ecosystem by maintaining a habitat for small fish. With its strategic location and design, this dam continues to be a vital resource for both human and environmental needs in the region.