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Detailed Description
Hydrograph showing stream flow in cubic feet per second on USGS streamgage on Sonoma Creek near Agua Caliente, from April 1 - mid-September, 2014. The steady decline in streamflow reflects current drought conditions in California. The sharp decrease and increase aroundAugust 1 is a regional trend, reflecting an upstream irrigation diversion.The sharp rise starting on August 24 reflects an increased streamflow due to the South Napa Earthquake.