Ponderosa No. 3, also known as Esperenza, is a privately owned earth dam located in Laramie, Wyoming, near State Line Road. Completed in 1999, this structure serves as a crucial water resource for the region, with a storage capacity of 376 acre-feet and a surface area of 17.89 acres. Situated on the Hunter Draw river, Ponderosa No. 3 plays a vital role in managing water supply and mitigating the impact of climate variability in the area.

With a dam height of 27 feet and a low hazard potential, Ponderosa No. 3 is classified as having a fair condition assessment as of June 2021. The dam is inspected regularly, with the last inspection taking place in June 2021, and it meets state regulatory requirements for permitting, inspection, and enforcement. Despite a high risk assessment due to its location and purpose, the structure is well-managed and maintained to ensure the safety and security of the surrounding community and water resources.

As a key component of water infrastructure in Wyoming, Ponderosa No. 3 highlights the importance of sustainable water management practices in the face of changing climate conditions. With its strategic location and capacity to store and regulate water flow, this dam serves as a vital resource for water resource and climate enthusiasts alike, showcasing the critical role that infrastructure plays in safeguarding our environment and communities.