En español abajo - May 12, 2026 - SANTA ROSA, CA — The Sonoma County Water Agency (Sonoma Water) Board of Directors on Tuesday approved sanitation rate adjustments for the 2026-27 fiscal year to support wastewater system operations, maintenance and infrastructure improvements.New sewer service rates will apply to the Airport-Larkfield-Wikiup, Geyserville, Penngrove and Sea Ranch sanitation zones,…

May 12, 2026 - En español abajo - SANTA ROSA, CA — The Sonoma Water Board of Directors on Tuesday approved the 2025 Urban Water Management Plan, a long-range planning document that outlines how the agency will continue to provide a reliable water supply for more than 600,000 residents in Sonoma and Marin counties.Updated every five years as required by California law, the Urban Water Management P…

April 28, 2026 - En español abajo - SANTA ROSA, CA. — The Board of Directors of Sonoma Water on Tuesday approved a wholesale water rate adjustment for the 2026-27 fiscal year to address aging infrastructure, rising operational costs and continued investment in system reliability.The approved rates result in increases of 8.21 percent for Santa Rosa Aqueduct customers, 8.97 percent for Petaluma Aqu…

March 12, 2026 - Austin, TX - Fitch Ratings has affirmed the 'AA' rating on the outstanding Fitch-rated obligations issued by the Sonoma County Water and Wastewater Financing Authority, CA on behalf of the Sonoma Valley County Sanitation District, CA. In addition, Fitch has affirmed the district's 'AA' Issuer Default Rating.The Rating Outlook is Stable.

Feb. 20, 2026 - (Español abajo) - Geyserville, CA — The Lake Sonoma Steelhead Festival returns Saturday, March 7 at Warm Springs Dam, welcoming the public to a free, family-friendly celebration at the Milt Brandt Visitor Center and Congressman Don Clausen Fish Hatchery. The annual event draws thousands of visitors from Sonoma County and beyond to celebrate the seasonal return of steelhead trout a…

Jan. 12, 2026 - (Español abajo) - Guerneville/Sonoma Coast, CA — After two days of water sampling by Sonoma County’s environmental health agency at the remaining coastal (Goat Rock, Stillwater, Black Point and Gualala) and river beaches (Johnson’s, Monte Rio and Patterson Point), the advisory to stay out of the water at these locations has been lifted today. The water testing was done following l…

Jan. 9, 2026 - (Español abajo) - Sonoma Coast, CA — After two days of water sampling by Sonoma County’s environmental health department at Doran, Campbell Cove and Salmon Creek beaches, the advisory to stay out of the water at these three beaches has been lifted. The water testing was done following this week’s sewage spill at the Russian River County Sanitation District treatment plant in Guerne…

Jan. 8, 2026 - (Español abajo) - Guerneville, CA — A spill of untreated wastewater from the Russian River County Sanitation District treatment plant stopped at 6:50 a.m. Thursday, Jan. 8. The spill began the morning of Tuesday, Jan. 6, when the plant received influent at a peak rate of 4 million gallons per day.District staff are assessing the total spill volume and preparing required reports for…

Jan. 6, 2026 - (Español abajo)- Guerneville, CA — Sonoma Water is responding to a spill of untreated wastewater at the Russian River Treatment Plant after heavy overnight rainfall from an atmospheric river overwhelmed the facility and caused it to reach capacity early Tuesday.The plant, located at 18400 Neeley Road in Guerneville, was receiving flows at a rate of approximately four million gallon…

Nov. 13, 2025 - SANTA ROSA, CA - In anticipation of increased river flows, the Sonoma County Water Agency (Sonoma Water) began lowering its rubber dam on the Russian River near Forestville on Nov. 13. Sonoma Water routinely lowers the inflatable dam when flow forecasts indicate the river will exceed 1,600 cubic feet per second to protect the structure from potential damage.The rubber dam is locat…