Blacks Creek, also known as Ten-Mile Creek Dam, is a privately owned water structure located in Meridian, Idaho. Completed in 1915, this earth dam stands at a height of 51.5 feet and has a maximum storage capacity of 3,640 acre-feet. The dam plays a crucial role in regulating the flow of Blacks Creek and Tenmile Creek, with a controlled spillway width of 38 feet and a maximum discharge capacity of 1,200 cubic feet per second.

With a drainage area of 39 square miles, Blacks Creek Dam serves a vital purpose in managing water resources in the region. Despite being classified as having a high hazard potential, the dam is currently assessed to be in fair condition as of August 2020. The risk assessment for this structure is categorized as very high, emphasizing the importance of ongoing monitoring and maintenance to ensure its continued safety and functionality for the surrounding community.

As a key component of Idaho's water infrastructure, Blacks Creek Dam is subject to state regulation and inspection by the Idaho Department of Water Resources. With a history dating back over a century, this dam remains a critical asset for water resource management in the Ada County area, highlighting the intersection of water resource management and climate resilience in the region.