Located in McCool Junction, Nebraska, Griess Lagoon Dam is a privately-owned structure that plays a crucial role in water resource management in the area. Constructed in 1970, this earth dam stands at a height of 24 feet and has a storage capacity of 86 acre-feet. Situated on the TR-SCHOOL CREEK, this dam serves a variety of purposes, with its primary function listed as "Other". The dam's low hazard potential and satisfactory condition assessment make it a reliable structure for water management in the region.

Managed by the Nebraska Department of Natural Resources (NE DNR), Griess Lagoon Dam is subject to state regulations, inspections, and enforcement. With a drainage area of 0 square miles and a surface area of 5 acres, this dam provides essential water storage in the region. The dam's structural height of 24 feet and its stone core design highlight its robustness in withstanding hydraulic pressures. Additionally, located in Congressional District 03, Nebraska, the dam is situated in an area overseen by Representative Adrian Smith (R), further emphasizing its importance in local water resource management efforts.

With a history dating back to the 1970s, Griess Lagoon Dam continues to play a vital role in water resource management and climate resilience in Clay County, Nebraska. Its capacity to store 86 acre-feet of water, coupled with its satisfactory condition and low hazard potential, make it a key asset for mitigating flood risks and ensuring water availability in the region. As climate change impacts continue to pose challenges to water resources, the effective operation and maintenance of structures like Griess Lagoon Dam are essential for sustainable water management practices in the area.