YOUR CREEKSNAPA COUNTY Select your area to learn more about the path the water that goes down the storm drains in your area takes to eventually reach the Pacific Ocean. SWITCH TO THE MARIN COUNTY WATERSHED SWITCH TO THE RUSSIAN RIVER WATERSHED CALISTOGA ST HELENA YOUNTVILLE SALVADOR CREEK BROWNS VALLEY DOWNTOWN NAPA CITY OF NAPA SOUTH CITY OF NAPA INDUSTRIAL AREA NAPA COUNTY AIRPORT AREA MILLIKEN CREEK AMERICAN CANYON NORTH AMERICAN CANYON SOUTH