The West Dart River is one of the two main tributaries of the River Dart

River Dart

The River Dart is a river in Devon, England which rises high on Dartmoor, and releases to the sea at Dartmouth. Its valley and surrounding area is a place of great natural beauty.-Watercourse:...

 in Devon

Devon

Devon is a large county in southwestern England. The county is sometimes referred to as Devonshire, although the term is rarely used inside the county itself as the county has never been officially "shired", it often indicates a traditional or historical context.The county shares borders with...

, England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

.

Its source is near Lower White Tor 1.5 km north of Rough Tor on Dartmoor

Dartmoor

Dartmoor is an area of moorland in south Devon, England. Protected by National Park status, it covers .The granite upland dates from the Carboniferous period of geological history. The moorland is capped with many exposed granite hilltops known as tors, providing habitats for Dartmoor wildlife. The...

. It flows south to Two Bridges

Two Bridges

Two Bridges is an isolated location in the heart of Dartmoor National Park in Devon, England. It is situated around north east of Princetown on the old turnpike road which was built across Dartmoor in the late 18th century ....

, then south east past Hexworthy

Hexworthy

Hexworthy is a hamlet on Dartmoor, in Devon, England. It lies on the West Dart River a mile upstream from Dartmeet. Historically in the parish of Lydford, since 1987 it has been in the civil parish of Dartmoor Forest....

 to meet the East Dart River

East Dart River

The East Dart River is one of the two main tributaries of the River Dart in Devon, England.Its source is to the west of Whitehorse Hill and slightly south of Cranmere Pool on Dartmoor...

 at Dartmeet

Dartmeet

Dartmeet is a popular tourist spot in the centre of Dartmoor, Devon, England at .It lies at the end of the B3351 road, about east of Two Bridges. From here, the road continues eastwards as a minor road with restrictions on the size of vehicles, past Poundsgate and over Holne Bridge and New Bridge...

. Tributaries include the Cowsic River, the Blackbrook River, River Swincombe

River Swincombe

The River Swincombe is a tributary of the West Dart Riveron Dartmoor in Devon in south-west England. It rises south-east of Princetown, and flows 2 km south-east to Foxtor Mires, where it turns north-east to meet the West Dart near Hexworthy. The first 2 km are known as the Strane River.-...

 and the O Brook

O Brook

The O Brook is a short tributary of the West Dart River on Dartmoor in Devon, England. It lies near the village of Hexworthy, and the lower part of the stream forms the boundary between the parishes of Holne and Dartmoor Forest...

on the right bank, and the Cherry Brook on the left bank.