The La Ngà River is a river of southern Vietnam

Vietnam

Vietnam – sometimes spelled Viet Nam , officially the Socialist Republic of Vietnam – is the easternmost country on the Indochina Peninsula in Southeast Asia. It is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, and the South China Sea –...

. It originates in Lam Dong Province and flows through Binh Thuan Province

Binh Thuan Province

Bình Thuận is a province of Vietnam. It is located on the country's South Central Coast, not far from Ho Chi Minh City. It is sometimes seen as part of the Southeast Region. Binh Thuan is known for its scenery and for its good beaches...

 and Dong Nai Province for 272 kilometres. The river has a basin area of 4710 km². It is a major tributary of Dong Nai River

Dong Nai River

Đồng Nai is a river in Vietnam that originates in the Central Highlands of the southern portion of the country. It is approximately 586 km in length.-External links:*, from the UNDP*...

, which it joins at Tri An Lake, and therefore part of one of the largest river systems in Vietnam. One of its tributaries in Binh Thuan Province

Binh Thuan Province

Bình Thuận is a province of Vietnam. It is located on the country's South Central Coast, not far from Ho Chi Minh City. It is sometimes seen as part of the Southeast Region. Binh Thuan is known for its scenery and for its good beaches...

supports a hydro-power plant (Ham Thuan Dam).