The La NgàRiver () is a river of southern Vietnam. It originates in Lâm ÃÂá»Âng Province and flows through Bình ThuáºÂn Province and ÃÂá»Âng Nai Province for . The river has a catchment area of . It is a major tributary of the ÃÂá»Âng Nai River, which it joins at Trá» An Lake, and therefore part of one of the largest river systems in Vietnam. One of its tributaries in Bình ThuáºÂn Province supports a hydro-power plant: the Hàm ThuáºÂn â ÃÂa Mi Hydroelectric Power Complex.