Mocho PFAS Treatment Plant Initial Study / Mitigated Negative Declaration (IS/MND)

Environmental Documents

The objective of the project is to ensure that all water delivered to customers meets or exceeds applicable drinking water standards, including anticipated new regulations for PFAS, restore water production reliability of the Mocho wellfield, and optimize operation of the Mocho Groundwater Demineralization Plant to improve groundwater basin salt management.  A Draft IS/MND has been prepared.

Learn more about the project: Mocho PFAS Treatment Project 

CEQA Public Review / Zone 7 Approval:   As per the California Environmental Quality Act (CEQA), Zone 7 is the Lead Agency for the Project. In compliance with CEQA, Zone 7 prepared a Draft Initial Study / Mitigated Negative Declaration (IS/MND) for the Project and made it available for the required 30-day public review from Wednesday January 7, 2026, through Wednesday, February 11, 2026.

It is expected that the Zone 7 Board of Directors will consider adopting the final IS/MND, which will reflect comments received on the draft document, at their regular meeting on May 20, 2026, at 7 p.m. Agendas are posted at www.zone7waterCA.gov.   

Project Documents: