Henry Jr. is a privately owned dam located in Barrett Junction, California, along the Skye Valley river. Completed in 1929, this arch dam stands at a height of 33 feet and has a storage capacity of 196 acre-feet. Its primary purpose is for water supply, serving irrigation, recreation, and other water-related needs in the area. The dam is regulated by the California Department of Water Resources (DWR) and undergoes regular inspections to ensure its safety and functionality.

With a low hazard potential and a satisfactory condition assessment as of September 2017, Henry Jr. provides a vital water resource for the San Diego County area. The dam has a drainage area of 9.3 square miles and a surface area of 22 acres, contributing to the local ecosystem and water management infrastructure. Its strategic location and design make it a key asset in the region's water supply network, ensuring reliable access to water for various purposes.

Managed by private owners, Henry Jr. plays a crucial role in water management and conservation efforts in the region. Its historical significance, combined with its modern functionality, highlights the importance of sustainable water resource management in the face of changing climate patterns. Enthusiasts and experts in water resources and climate science can appreciate the role that dams like Henry Jr. play in ensuring water security and resilience in California's dynamic environment.