Santa Rosa Creek is listed as impaired under section 303(d) of the CWA for pathogens as denoted by indicator bacteria. The sources of pathogens are currently unknown, but storm water runoff is a common contributor of pathogens and bacteria to watersheds.

Laguna de Santa Rosa Webpage This page provides information and links for the Laguna de Santa Rosa Watershed.

Dec 4, 2024 · North Coast Regional Water Quality Control Board Meeting Announcement 9:00 a.m., Wednesday, December 4, 2024, &9:00 a.m., Thursday, December 5, 2024 Regional Water Quality Control Board David C. Joseph Room 5550 Skylane Blvd., Suite A Santa Rosa, CA 95403 and via Video and Teleconference

Laguna de Santa Rosa Watershed The Laguna de Santa Rosa is the largest tributary to the Russian River and drains a 254 square mile watershed in Sonoma County, California. Major tributaries to the Laguna de Santa Rosa include Windsor Creek, Mark West Creek, Santa Rosa Creek, Blucher Creek, and Copeland Creek.

This permit regulates the discharge of pollutants from the City of Santa Rosa, portions of unincorporated County of Sonoma, Sonoma County Water Agency, the City of Cotati, the City of Cloverdale, the City of Healdsburg, the City of Rohnert Park, the City of Sebastopol, the City of Ukiah, and the Town of Windsor.

The City of Santa Rosa, the County of Sonoma, the Town of Windsor, The City of Rohnert Park, The City of Cotati and The City of Sebastopol shall develop and implement a chronic toxicity monitoring program.

Jul 11, 2018 · The 254 square‐mile watershed consists of all areas drained by the Laguna de Santa Rosa, Santa Rosa Creek, and Mark West Creek, which collectively drain into the Russian River. A map of the trading area is presented in Figure 2.3 below.

Jan 21, 2025 · Water is a precious resource in California, and maintaining its quality is of utmost importance to safeguard the health of the public and the environment.

Phase 1 municipal stormwater permit for Cities of Santa Rosa, Cloverdale, Cotati, Healdsburg, Rohnert Park, Sebastopol, Ukiah, and Windsor, Sonoma County Water Agency and County of Sonoma – Order R1‑2015‑0030

Quick Links General Information Bacteriological CCR Cross Connection Program CT Spreadsheets Cyanobacteria and Cyanotoxins in Mendocino, Lake, and Napa County Disinfection Byproducts (DBP) - Stage 2 Disinfection Guidance Drinking Water Source Assessment Program Emergency Notification Plans (ENP) Example Operations Plans for Small Water Systems Filter Surveillance Jar Testing Lead and Copper ...