Mary Stock is a privately owned earth dam located in Campbell County, Wyoming, along the Mary Draw river stream. Built in 1964, this dam stands at a height of 29 feet and serves multiple purposes including fire protection, livestock watering, and small fish pond support. With a storage capacity of 166 acre-feet and a surface area of 11 acres, Mary Stock plays a crucial role in water resource management in the region.

Despite being classified as having a low hazard potential and fair condition assessment, Mary Stock is subject to regular inspections with a frequency of every 5 years. The dam features an uncontrolled spillway with a width of 46 feet, and no outlet gates. The risk assessment for this structure is moderate, highlighting the importance of ongoing monitoring and maintenance to ensure its safety and functionality.

With its strategic location and vital role in water resource management, Mary Stock is an important asset in the region. As climate change continues to impact water availability and quality, structures like Mary Stock will play a critical role in ensuring sustainable water access for both human and ecological needs. Ongoing risk management measures and regular inspections will be key to maintaining the integrity and functionality of this essential water resource infrastructure.