“Parts of Sonoma Valley, particularly southeast of the city of Sonoma and in the El Verano/Fowler Creek areas, have seen a persistent decline in groundwater levels over the last decade – and it may be expanding. These chronic declines, based on data from the USGS and the Sonoma County Water Agency, indicate that groundwater withdrawals are occurring at a rate exceeding the rate of replenishment within the deeper aquifer zones of southern Sonoma Valley.
Saltwater intrusion is also threatening to compromise groundwater quality at Sonoma’s southernmost tip. … ”
Read more from The Kenwood Press here: Sonoma: Focus is on wells as groundwater board does its research