800 Carlisle Way Well & Water Tank Project

The 800 Carlisle Way Well and Water Tank Project, managed by the City of Sunnyvale in Santa Clara County, California, involves the demolition and replacement of critical water infrastructure. The scope of work includes the demolition of existing chemical storage buildings, an electrical control panel, and the on-site water main connection. Following demolition, the project will install a replacement groundwater well extending 800 to 1,000 feet below the surface and construct a new 56,000-gallon steel water storage tank measuring 28 feet in diameter and 17 feet in height. Additional requirements include the construction of three chemical storage enclosures, various utility and right-of-way improvements, and the installation of a diesel-powered emergency generator. The project was approved on July 21, 2026, and is compliant with the California Environmental Quality Act, with a Notice of Determination issued on July 22, 2026. The project approval includes a Use Permit and the adoption of mitigation measures based on a prepared Environmental Impact Report. This forecast project is categorized under NAICS code 237990 and is located at 800 Carlisle Way, Sunnyvale, CA 94087. Primary points of contact for the project include Principal Planner Noren Caliva-Lepe and Senior Planner Mary Jeyaprakash.