Where is narragansett bay located?

Narragansett Bay is located in the state of Rhode Island in the northeastern United States. It is a large, natural body of water that juts into the Atlantic Ocean from the mainland of Rhode Island, forming the state's eastern coastline. Narragansett Bay is about 28 miles (45 kilometers) long and 12 miles (19 kilometers) wide at its widest point. It is also relatively shallow, with an average depth of about 25 feet (8 meters).