La Gunita, also known as Pass Creek Lake, is a federal-owned Earth dam located in Mineral County, Colorado. This reservoir has a height of 17 feet and a storage capacity of 50 acre-feet, with a surface area of 6 acres. The dam is regulated and inspected by the Colorado Division of Water Resources, ensuring its safety and compliance with state regulations.

Despite its low hazard potential, La Gunita poses a moderate risk due to its condition assessment being "Not Rated". The dam features an uncontrolled spillway and a single valve outlet gate for water release. Although the last inspection date is unknown, the dam undergoes inspections every 6 years, indicating a commitment to monitoring its condition and addressing any potential issues.

Located in the Sacramento District, La Gunita is a vital water resource in the Pass Creek-OS watershed. Climate and water resource enthusiasts can appreciate the importance of this dam in managing water flow and storage in the region. Overall, La Gunita serves as a key infrastructure for water management in Mineral County, Colorado, contributing to the resilience of the local ecosystem and supporting sustainable water use practices.