Where is Quahog?

Family Guy creator Seth McFarlane has stated that the fictional town of Quahog, Rhode Island is modeled after Cranston and according to directions and photos, Quahog would be where Cranston is. Map screenshot after the jump.

Just a bit of geographical information, Cranston, once known as Pawtuxet, is a city in Providence County, Rhode Island, United States. With a population of 79,269 at the 2000 census, it is the third largest city in the state. The center of population of Rhode Island is located in Cranston. Cranston is a part of the Providence metropolitan area.