Upper Otay is a captivating water resource located in Chula Vista, California, with a rich history dating back to its completion in 1901. This arch-type dam stands at an impressive height of 78 feet, providing vital water supply to the region with a storage capacity of 2825 acre-feet. Situated on the Proctor Val Cr river, Upper Otay covers a surface area of 88 acres and serves as a crucial resource for the surrounding community.

Managed by local government authorities and regulated by the Department of Water Resources, Upper Otay boasts a low hazard potential and a satisfactory condition assessment, ensuring its reliability in providing water supply for years to come. With a drainage area of 12.6 square miles, this dam plays a significant role in water management and climate resilience efforts in San Diego County. Enthusiasts of water resources and climate sustainability will find Upper Otay to be a fascinating example of infrastructure that supports both environmental and community needs.

As a key component of the water supply infrastructure in the region, Upper Otay not only serves practical purposes but also stands as a testament to engineering excellence and environmental stewardship. With its strategic location and impressive design, this dam represents a vital link in the chain of water resource management, contributing to the overall resilience of the area in the face of climate challenges. For those passionate about water resources and climate adaptation, Upper Otay offers a compelling case study in sustainable infrastructure development and management.