Water Systems

  • Published on March 23, 2020

    In response to the COVID-19 Pandemic, Sonoma County Transit is operating at a revised level of service as described in this posting. Passengers are encouraged to limit their transit use to essential-trips only and respect social distancing  practices. Sonoma County Paratransit will continue to operate at its full level of service until further notice. Sonoma County Transit’s administrative office will be closed to the public beginning Tuesday, March 17th.

  • Published on March 20, 2020

    The Charles M. Schulz – Sonoma County Airport (STS) remains open and operational at this time. The Shelter-in-Place order considers the Airport essential infrastructure. The Airport is monitoring the impacts of the recent travel restrictions and local announcements as released. Travelers should check with their respective airline for questions regarding specific flights. Based on Sonoma County Emergency measures for Covid-19, the Airport Administrative and Badging Offices are closed through April 3, 2020. 

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Managing Agency: Transportation & Public Works

  • Trish Pisenti, Districts Manager 
  • Adrian Diaz, Administration

Operations Contractor: Russian River Utility

Contact Information

Johannes J. Hoevertsz


Transportation & Public Works
Business Hours

Closed Until Further Notice

Contact us by Phone
Office Location
La Plaza B
2300 County Center Drive
Suite B 100
Santa Rosa, CA 95403
38.462006, -122.725384

System Operations


Russian River Utility


Contracted water treatment and distribution for Sonoma County water service areas.