featured see all
Special Study Examines Localized Northeast Napa Groundwater Trends
On Tuesday, October 24th at 11:00am the Napa County Board of Supervisors will receive a presentation and report on a Special Study of groundwater level trends in a small portion of the Napa Valley Groundwater Subbasin located northeast of the City of Napa and west of the Milliken, Sarco, Tulocay (MST) creek drainages.
Lake Berryessa Invasive Mussel Inspection Program
Boaters visiting Lake Berryessa are required to comply with screening and inspection to prevent the introduction of invasive zebra or quagga mussels. Boaters are asked a series of questions by trained staff to determine if further inspection or decontamination is needed to prevent the spread of these invasive mussels.
New Well Owner Guide Available!
The new guide provides well owners important information on how to maintain their well, along with a general overview of well owner responsibilities, including the need to control and prevent potential contamination of our groundwater. The guide was produced by Napa County to help all of us protect our groundwater resources and our health.
2017 Symposium Presentations and Answers to Audience Questions
Thank you to all who participated! The Napa County 2017 Watershed Symposium was a great success. Featured topics included hydrology, fish, water quality, groundwater, climate change, and a means to value and monitor our natural resources. See the program and details and answers to audience questions.
events see all
Newell Preserve Raptor Migration
Special Study Looks at Groundwater Levels in Northeast Napa Area
Wild American Canyon: Native Bats
From Trickle to Flood: Measuring Pollutant Loads to Margin Areas and the San Francisco Bay
Priorities for California’s Water Conference
Acorns to Oaks - Workshop for Teachers
GRACast: Collaborative Engagement in Groundwater Planning: Perils and Potential
Winters Salmon Festival
news see all
Oct 16, 2017
DWR groundwater levels report shows mixed results
Oct 16, 2017
Fish Blood in Their Veins — But Few Salmon in Their River
Lisa Morehouse, KQED
Oct 17, 2017
What Needs to be Done to Stop Wildfires in Drought-Killed Forests
Matt Weiser, Water Deeply
Oct 11, 2017
Soil Erosion Control after Wildfire
R. Moench and J. Fusaro, Colorado State University Extension