News Releases

LIVERMORE, Calif. (April 29, 2025) – Zone 7 Water Agency is opening the upgraded Patterson Pass Water Treatment Plant for a day of fun, learning and all things water at the agency’s first ever water awareness month open house on Saturday, May 3rd at 10 am. The public is encouraged to explore water treatment with our annual behind-the-scenes tours of the plant throughout the day, and new this year will be a full day of water activities at this celebration of water.

LIVERMORE, Calif. (March 7, 2025) – Zone 7 Water Agency (Zone 7) continues to strategically invest in groundwater treatment infrastructure to ensure the Tri-Valley’s drinking water remains safe from per- and polyfluoroalkyl substances (PFAS), commonly known as “forever chemicals.” This month, Zone 7 will celebrate the completion of its second Ion Exchange (IX) PFAS treatment plant at the Chain of Lakes wellfield, which will be operational this month, and is currently planning a third treatment plant at the Mocho Wellfield in Pleasanton.

LIVERMORE, Calif. – (February 5, 2025) – Zone 7 Water Agency (Zone 7) published its online Annual Report for the 2023-2024 fiscal year, sharing an in-depth look at the organization’s operations in delivering safe, reliable water and flood protection services to 261,000 residents in the Tri-Valley. The interactive Annual Report features an accessible award-winning design for the community, showcasing videos, infographics and visuals that help illustrate the work of the agency in an accessible, interactive format.

Tri-Valley, Calif. (December 10, 2024) – The Tri-Valley’s water agencies – Zone 7 Water Agency (Zone 7), the cities of Livermore and Pleasanton, California Water Service Company (Cal Water), and Dublin San Ramon Services District (DSRSD), are excited to announce the first annual Tri-Valley Water Conservation Art Contest for K-12th-grade students.

Livermore, CA – September 3, 2024 – Zone 7 Water Agency invites the community to a special Board meeting on September 4, 2024, at 6:00 PM where staff will provide a comprehensive update on the Agency’s Per- and Polyfluoroalkyl Substances (PFAS) management strategy.

Zone 7 is committed to protecting public health and ensuring clean safe water for all residents and has been at the forefront of PFAS monitoring and management since 2019. In 2022, the agency unveiled a comprehensive PFAS management strategy that includes:

LIVERMORE, Calif. (July 2, 2024) – On June 27, 2024, the California Department of Water Resources (DWR) announced that it approved the update to Zone 7’s groundwater management plan, formally known as an Alternative to a Groundwater Sustainability Plan (Alternative GSP). This Alternative GSP was initially approved in 2019. DWR determined that Livermore Valley Groundwater basin continues to be managed sustainably to meet the requirements of the Sustainable Groundwater Management Act (SGMA).  Zone has one of nine approved Alternatives in California.

LIVERMORE, Calif. (March 11, 2024) – Zone 7 is celebrating Groundwater Awareness Week with a $957,752 federal grant award to help fund the Chain of Lakes (COL) PFAS Treatment Facility, a project that will add Ion Exchange (IX) treatment to the existing facility to remove Per- and Polyfluoroalkyl substances (PFAS) from the well’s groundwater supply. Zone 7 has worked actively with Congressman Eric Swalwell and Congressman Mark DeSaulnier to ensure the safety and continued reliability of the Tri-Valley’s groundwater via the grant funding that will support the construction of the Agency’s second PFAs Treatment Facility. On March 8, the U.S. House of Representatives passed the Consolidated Appropriations Act 2024 (H.R. 4366), a portion of which secured funding for several environmental projects in the Bay Area, including partial funding for the COL PFAS Treatment Facility.

Livermore, CA (June 6, 2023) – Girl Scout Troop 31253 will unveil a new Zone 7 Little Free Library at a ribbon cutting ceremony at 3:00 pm on June 7, 2023 at 5997 Parkside Dr., Pleasanton, CA. Little Free Libraries offers free books to anyone in the community, promoting reading and sharing. The literature in the Zone 7 Little Free Library will highlight the importance of water, shed light on today’s water issues and provide water-saving resources for the community.

LIVERMORE, Calif. – Zone 7 Water Agency published its online Annual Report for the 2021-2022 fiscal year. Residents of the Tri-Valley can browse the interactive Annual Report through the website’s accessible design to read highlights and achievements of the agency.

Livermore, CA (April 13, 2022) — On April 20, at the regular board meeting, the Zone 7 Board of Directors will consider continued participation in the four-year planning phase of Delta Conveyance Project (DCP) — a project designed to improve the water delivery system of the State Water Project. The Tri-Valley area, served by Zone 7, a State Water Project contractor, receives approximately 70% of its water through the Delta.

TRI-VALLEY, CA (March 22, 2022). On March 18, 2022, the California Department of Water Resources (DWR) — prompted by the driest January and February on record, below average snowpack, and low reservoir levels, cut the State Water Project allocation to 5%. DWR previously set the allocation at 15% earlier this year. 

LIVERMORE, Calif. (March 2, 2022) – Zone 7 Water Agency is looking for community minded individuals who are interested in serving on its seven-person board. A qualified candidate is 18 years of age or older, lives within the boundaries of Zone 7 service area, and is interested in advocating on behalf of the Tri-Valley community.
 
Zone 7 Water Agency’s Board of Directors election will be held on June 7, 2022. During this election, four terms will be open for eligible candidates to run. The candidate filing period is open from February 14 to March 16, 2022.

Livermore, CA – State Water Project contractors received news today that the California Department of Water Resources (DWR) will be increasing the 2022 allocation of water to 15 percent, up from the initial zero percent allocation announced in December.

TRI-VALLEY, CA (November 10, 2021) - The Tri-Valley continues to battle unprecedented drought conditions despite October’s atmospheric river. While recent storms brought some much-needed relief, the overall drought situation remains bleak, and conservation is still needed.

Zone 7 Board of Directors met last night at a special board meeting and voted unanimously on a resolution declaring a Drought Emergency and Stage 2 Water Shortage Emergency. This declaration includes mandatory 15% conservation from all Zone 7 retailers. Zone 7 has also declared a Local Drought Emergency which will expedite implementation of construction projects to improve water supply reliability. The Valley Pump Station will now move up from a Summer 2023 completion to a Summer 2022 completion with board approval at the September 15 board meeting.