Block Island Sound USGS Quonochontaug Quad, RI,MA, Topographic Map

Block Island Sound is a Bay in the state of (county of Washington), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 41.2751 and W -71.64951. Block Island Sound is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS Quonochontaug quad. The nearest major town is New Shoreham, RI.