Skip to main content

Russian River Weekly Update 12/15/25

<Click to view content on website>

Lake Mendocino, December 2025 by E Salomone
Lake Mendocino, December 2025 by E Salomone

Reservoir Storage & Operations:

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

Lake storage data as of 12/15: Mendocino 49,724 ac-ft, Pillsbury 27,731 ac-ft, Sonoma 219,112 ac-ft; all show 7-day decreases.
The graph displays Lake Mendocino's water storage levels from 2018 to 2025, showing trends and projections in acre-feet over time.
The graph shows Lake Pillsbury's storage levels over the years 2018-2025, with target scenarios for water storage in acre-feet.
The graph shows Lake Sonoma's water storage levels over the years, highlighting projections for 2025 and historical data from 2018-2024.

 

PG&E’s Final Surrender Application for Potter Valley Project

 

Time Extension on Comments to December 19th

On December 1, 2025, FERC extended the public comment period for PG&E’s application for Surrender of License and Non-Project Use of Project Lands. Deadline for filing comments, motions to intervene, and protests from December 1, 2025 to December 19, 2025 5:00 PM EASTERN TIME (2:00 PM Pacific Time.) Visit RRFC webpage for more information.

2025, 12-01 FERC issued time extenstion for comments on P-77-332.docx

 

Eel River Project Authority (ERPA)

ERPA issued a summary that provides clarifying information and corrects several inaccuracies that have circulated in recent commentary about the Eel-Russian Project Authority and the Water Diversion Agreement. Contact ERPA with any questions at communications@eelrussianauthority.org.

Eel-Russian Project Authority Response to UNWON Blog (12/5/25), “NO DAMS, NO WATER: Round Valley Indian Tribes attorney says Two-Basin Solution water diversions to Sonoma and Mendocino ‘will stop’”

 

Recent Comments Submitted to FERC on Decommissioning:

Note: The number of comments became too cumbersome to track thoroughly. All submissions can be found on the FERC eLibrary website, docket number: P-77-332

 

PVP related articles and resources:

  • November 2025: Janet Pauli and Sean White were on the “Like it or Not Podcast” linked HERE, talking about PVP decommissioning.
  • November 24, 2025: Potter Valley Project Decommissioning Workshop YouTube Meeting Recording

 

PG&E License Amendment Application to FERC

Note: All submissions can be found on the FERC eLibrary website, docket number: P-77-318

 

📢 State Water Board Announces New Water Rights Reporting System - CalWATRS

CalWATRS, short for California Water Accounting, Tracking, and Reporting System, is the State's new-and-improved water rights data system, replacing the legacy eWRIMS platform. With CalWATRS, water right holders will have a streamlined way to view all their water right records, file annual reports, and request water rights services. CalWATRS successfully launched on Oct. 7, as planned. Learn more about CalWATRS and get the latest updates, visit the CalWATRS webpage.

 

Groundwater Updates

 

In the press:

 

Join our mailing list