Lema, a private water supply dam located in Redding, California, was completed in 1957 and stands at a height of 31 feet with a hydraulic height of 27 feet. The primary purpose of Lema Dam is to provide water for irrigation and other water supply needs in the area. It is regulated by the California Department of Water Resources and undergoes regular inspections to ensure its safety and functionality.

With a storage capacity of 108 acre-feet and a surface area of 14 acres, Lema Dam plays a crucial role in managing water resources in the region. Despite being classified as a low hazard potential structure, the dam is assessed to be in satisfactory condition as of September 2017. The last inspection conducted in July 2020 indicated that the dam continues to meet safety standards, further highlighting its importance in water management and infrastructure.

Managed by the Natural Resources Conservation Service, Lema Dam on Tr Churn Creek serves as a vital water resource infrastructure in Shasta County. Its strategic location and design enable it to efficiently store and supply water for agricultural and domestic use, contributing to the overall water security of the area. As climate change impacts water availability, structures like Lema Dam play a critical role in ensuring sustainable water management practices for the future.