Little Payette Lake Dike, located in McCall, Idaho, is a privately owned structure regulated by the Idaho Department of Water Resources. This earth dam, constructed in 1926 for irrigation purposes, stands at a height of 11.3 feet with a hydraulic height of 2.7 feet. The dam's reservoir has a storage capacity of 3,550 acre-feet and covers a surface area of 1,450 acres, serving as a vital source of water for the surrounding area.

Despite its historical significance, the Little Payette Lake Dike is currently assessed as being in poor condition, with a significant hazard potential. The last inspection in September 2020 highlighted the need for improvements and raised concerns about the dam's safety. With a high risk assessment rating of 2, there is a pressing need for proactive risk management measures to ensure the safety and integrity of this crucial water resource infrastructure in the face of potential climate challenges.

Given its importance for irrigation and water supply in the region, stakeholders must prioritize the maintenance and rehabilitation of the Little Payette Lake Dike to mitigate risks and safeguard the surrounding community and environment. As climate change continues to impact water resources, it is imperative to address the dam's structural deficiencies and enhance its resilience to future challenges. Collaborative efforts between private owners, state regulators, and local authorities are essential to ensure the sustainable management of this key water infrastructure for the benefit of all.