The Clean Streams in Southern Sonoma County (CS3C) project, funded by the US EPA, addresses associated water quality monitoring and pollutant source-tracking needs. Since 2015, Sonoma Ecology Center (SEC) has partnered with Sonoma County’s Permit and Resource...
http://www.cocorahs.org/ViewData/StationPrecipSummary.aspx?station=CA-SN-70
This station is north of Glen Ellen in the Sonoma Valley. You can view recent reports (if any) at the CoCoRaHS website: http://www.cocorahs.org/ViewData/StationPrecipSummary.aspx?station=CA-SN-80