Third Napa Slough USGS SEARS POINT Quad, California, Topographic Map

Third Napa Slough is a Gut in the state of California (county of Sonoma), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 38.20714 and W -122.40387. Third Napa Slough is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS SEARS POINT quad. The nearest major town is Vineburg, CA.