Sid No. 1 is a private irrigation dam located in Torrington, Wyoming, along the North Fork Duck Creek. Completed in 1950, this Earth-type dam stands at a height of 18 feet and has a storage capacity of 205 acre-feet. With a spillway width of 100 feet and a low hazard potential, this dam serves its primary purpose of irrigation for the surrounding area.

Maintained and regulated by the Wyoming State Engineer's Office, Sid No. 1 has a fair condition assessment as of September 2018 and is subject to regular inspections every 5 years. Despite its moderate risk assessment rating, this dam plays a crucial role in water resource management and agriculture in Albany County, Wyoming. With its stone core and soil foundation, Sid No. 1 continues to contribute to the local ecosystem and economy.

In the Congressional District 00, Wyoming, Liz Cheney (R) represents the area where Sid No. 1 is situated. This dam, owned and operated by private entities, showcases the importance of effective water infrastructure in sustaining communities and supporting agricultural activities in the region. As climate change impacts water resources, maintaining and monitoring structures like Sid No. 1 becomes increasingly vital for ensuring water security and resilience in the face of evolving environmental challenges.