Brackish Water Desalination Plant Nears Completion

The City of Antioch is nearing the completion of a nearly $100 million brackish water desalination plant, expected to begin operations in the first quarter of 2025. This project aims to enhance the City's water supply reliability by treating brackish water sourced from the Sacramento-San Joaquin River Delta, addressing the challenges posed by increasing salinity levels in the river.

 

The plant will have the capacity to treat up to 6 million gallons of water per day, enabling the City to utilize its existing water rights more effectively and reduce reliance on purchased water during periods of high salinity. This project represents a significant investment in water infrastructure and demonstrates a proactive approach to addressing water supply challenges in the face of increasing water scarcity and climate change impacts.

 

Key Considerations:

  • Operational Performance: Close monitoring of the plant's operational performance, including energy consumption, water quality, and overall efficiency, will be crucial to evaluate the project's effectiveness and inform future desalination projects. 
  • Economic Impacts: The project's impact on water rates will be closely observed to understand the long-term economic implications for residents and businesses. 
  • Environmental Considerations: Careful consideration must be given to the environmental impacts of the desalination process, including the disposal of brine and the potential for energy consumption to contribute to greenhouse gas emissions.

 

This project serves as a case study for other communities facing similar water supply challenges, demonstrating the potential of desalination technology to augment existing water sources and improve water security. Learn more here.

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shaina

Shaina Shay is an accomplished water professional with over a decade of experience in water policy, management, conservation, and community outreach. Her passion for pragmatic information sharing drives her work across the U.S. and Australia, where she has held roles with investor-owned utilities and as a senior water market specialist. Shaina's commitment to the field is reflected in her leadership positions within the American Water Works Association (AWWA), American Society of Civil Engineers (ASCE), and the Southern Arizona Water Users Association (SAWUA).