Porthole Gap USGS BEAR RIVER RESERVOIR Quad, California, Topographic Map

Porthole Gap is a Gap in the state of California (county of Amador), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 38.62435 and W -120.13241. Porthole Gap is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS BEAR RIVER RESERVOIR quad. The nearest major town is Amador Station, CA.