Quarterly Newsletter

Started in 2023, the Quarterly Newsletter provides news and information related to the Sonoma County Groundwater Agencies in Petaluma, Santa Rosa, and Sonoma Valley. The newsletter is published in February, May, August, and November and is available in English and Spanish.

Prior to 2023, monthly Email Updates were provided. Access the archive of those updates from 2015-2022.

Featured Articles

Gary Mickelson: Petaluma’s Groundwater Industry Leader

Gary Mickelson: Petaluma’s Groundwater Industry Leader

In his nearly 30 years in the local pump and well industry, Gary Mickelson (who serves on the Petaluma Valley GSA Advisory Committee) provides insight on concerns of well owners, including that customers seem to ask a lot of questions about water quality, and they...

read more
Construction of Nine New Groundwater Monitoring Wells Complete

Construction of Nine New Groundwater Monitoring Wells Complete

A big challenge with managing groundwater is that it’s invisible to the human eye. Unlike surface water in lakes and rivers, we can’t actually see groundwater levels rise and fall. That’s why monitoring wells are so important: These wells are drilled for the sole...

read more