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Russian River Weekly Update 8/3/26

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July rain at south Lake Mendocino, July 2026 by E Salomone
July rain at south Lake Mendocino, July 2026 by E Salomone

 

Reservoir Storage & Operations:

Water supply information provided by Sonoma Water (find more water storage info here).

The image shows current water storage levels and changes for Lake Mendocino, Lake Pillsbury, and Lake Sonoma as of August 2023.
Chart shows Lake Mendocino's water storage levels from 2019 to projected 2026, highlighting August 3, 2026, at 72,267 acre-feet.
The graph shows Lake Pillsbury's storage levels and target scenarios from 2019 to 2026, with target goals and predictions.
The graph shows Lake Sonoma's water storage levels from 2019 to 2026 in acre-feet, highlighting trends and projections.

 

Future of the Eel River to Russian River Trans Basin Diversion (Potter Valley Project)

FERC has extended the comment period on the Scoping Document 1 for the Proposed Surrender, Decommissioning, and Non-Project use of Project Lands (NERF) to September 18, 2026 at 2 PM Pacific Time.

Agency/Organization submitted comments to FERC on scoping document are linked on RRFC webpage on the Future of the Eel River to Russian River Diversion

 

Recent Notices:

State Water Board Issuance of Notice of Applicability for Potter Valley Project – Lake Pillsbury Reservoir Sediment Sampling

On July 30, 2026, the Executive Director of the State Water Resources Control Board (State Water Board) issued a Notice of Applicability (NOA) for enrollment under Order No. WQ-2025-0066-DWQ for State Water Board Certification and Denial of the Corps’ Nationwide Permits for Pacific Gas & Electric Company’s (PG&E) Potter Valley Project – Lake Pillsbury Reservoir Sediment Sampling (Project).  The Project NOA is available on the State Water Board’s webpage at: 

https://www.waterboards.ca.gov/waterrights/water_issues/programs/water_quality_cert/401_certifications.html 

If you have questions regarding the NOA, please contact Wilhelmina Chon by email to: Wilhelmina.Chon@waterboards.ca.gov or by phone call to: (916) 319-0745.

 

State Water Board Issuance of Notice of Applicability for Potter Valley Hydroelectric Project, FERC No. 77-CA PG&E Companion Geotechnical Borings – New Eel-Russian Facility 60% Design Project

On July 30, 2026, the Executive Director of the State Water Resources Control Board (State Water Board) issued a Notice of Applicability (NOA) for enrollment under Order No. WQ-2025-0066-DWQ for State Water Board Certification and Denial of the Corps’ Nationwide Permits for Pacific Gas & Electric Company’s (PG&E) Potter Valley Hydroelectric Project, FERC No. 77-CA PG&E Companion Geotechnical Borings – New Eel-Russian Facility 60% Design Project (Project).  The Project NOA is available on the State Water Board’s webpage at: 

https://www.waterboards.ca.gov/waterrights/water_issues/programs/water_quality_cert/401_certifications.html 

If you have questions regarding the NOA, please contact Truc Le by email to: Truc.Le@waterboards.ca.gov or by phone call to: (916) 323-0062.  

 

Recent articles:

 

Urban Streams Restoration Projects: Meaningful and Direct Benefits, August 4, 2026 11:00am - 12:00pm

Join Urban Streams Restoration Program Lead Esther Tracy for a discussion on planning for meaningful and direct benefits in your restoration project. Engage with other like-minded practitioners and celebrate the benefits you bring to your communities. Visit website online for more information and email usrpinfo@water.ca.gov to join the mailing list.

Microsoft Teams: Meeting Link Meeting ID: 297 911 706 402 7 Passcode: ui66xs7b

Dial in by phone: +1 916-573-2034,,357516712# United States, Sacramento

Find a local number Phone conference ID: 357 516 712#

 

WEBINAR: California Water Boards Equity Data Handbook & Tribal Data Mapping Tool Demonstrations August 5, 2026 9-10 AM

Hosted by the State Water Board Equity Workgroup, this webinar will provide background information, recent updates, and live demonstrations of two important resources being developed and implemented at the Water Boards.

  • The first featured resource is the Equity Data Handbook. Currently being rolled out across the Water Boards, this comprehensive guide offers practical advice, resources, and best practices for incorporating equity into all aspects of data-related work.
  • The second resource is the Tribal Data Mapping Tool. Developed in close collaboration with Tribal partners since 2021, this tool is intended to raise awareness and accessibility of data sets that are especially important to Tribes for advancing their environmental efforts.

August 5 Equity Workgroup Meeting Registration

Information for all scheduled Equity Workgroup meetings, will also be posted on the Meetings page.

 

In the press:

 

 

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