The Medway River is an 11 miles (17.7 km) tidal river in the U.S. state

U.S. state

A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

 of Georgia

Georgia (U.S. state)

Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

. It is formed by the confluence

Confluence

Confluence, in geography, describes the meeting of two or more bodies of water.Confluence may also refer to:* Confluence , a property of term rewriting systems...

 of the Laurel View River

Laurel View River

The Laurel View River is a tidal river in the U.S. state of Georgia. It is fed by the Jerico River, which splits into the Laurel View and Belfast rivers, and ends where the Belfast River rejoins it, forming the Medway River, which continues to the Atlantic Ocean...

 with the smaller Belfast

Belfast River (Georgia)

The Belfast River is a tidal channel in Bryan County, Georgia, in the United States. It is a northern side channel of the Laurel View River. At its seaward end where it rejoins the Laurel View, the two rivers form the Medway River, which continues to the Atlantic Ocean through St. Catherines...

 and Tivoli

Tivoli River

The Tivoli River is an primarily tidal river in Bryan County, Georgia, in the United States. It flows into the Belfast River, just north of that river's terminus at the Medway River, an arm of the Atlantic Ocean.- References :...

 rivers, all three of which are tidal. It empties into St. Catherines Sound, an arm of the Atlantic Ocean

Atlantic Ocean

The Atlantic Ocean is the second-largest of the world's oceanic divisions. With a total area of about , it covers approximately 20% of the Earth's surface and about 26% of its water surface area...

. The Medway River for nearly its entire length serves as the boundary between Bryan

Bryan County, Georgia

Bryan County is a county located in the U.S. state of Georgia. As of 2000, the population was 23,417. The 2007 Census Estimate shows a population of 30,132...

 and Liberty

Liberty County, Georgia

Liberty County is a county located in the U.S. state of Georgia. As of 2000, the population was 61,610. The 2007 Census Estimate shows a population of 60,503...

 counties, with Chatham County

Chatham County, Georgia

Chatham County is a county located in the U.S. state of Georgia. The county seat and largest city is Savannah. In the official US Census of 2010, Chatham County had a total population of 265,128 . Chatham is the most populous Georgia county outside the Atlanta metropolitan area...

joining on the north side at the river's mouth.