Gypsum Wash is a privately-owned earth dam located in Washington County, Utah, with a primary purpose of water resource management. Constructed in 1975 by the USDA NRCS, this dam has a hydraulic height of 22 feet and a structural height of 26 feet, providing a storage capacity of 430 acre-feet. The dam is regulated by the Utah Division of Water Rights and undergoes regular inspections to ensure its structural integrity.

With a drainage area of 1.6 square miles, Gypsum Wash plays a crucial role in flood control and water supply management in the region. Despite being classified as having a high hazard potential, the dam is currently in fair condition according to the most recent inspection in November 2020. The dam's emergency action plan status and risk assessment information are currently unavailable, highlighting the need for continued monitoring and management of this vital water resource infrastructure.

Located within the Los Angeles District, Gypsum Wash serves as a key component of the local water management system, providing essential services to the surrounding communities. As climate change continues to impact water resources, the maintenance and proper regulation of structures like Gypsum Wash are essential for mitigating potential risks and ensuring the sustainable use of water in the region.