The main mission of the Gambia River Development Organization (OMVG) is the rational and harmonious exploitation of the common resources of the Gambia, Kayanga-Geba and Koliba-Corubal river basins. To do this, it must achieve food self-sufficiency, reduce the vulnerability of Member States' economies to climate hazards and preserve the balance of ecosystems in the sub-region and more particularly in the watersheds of the three rivers. It must also promote and undertake studies and development work on the three basins.

OMVG's actions also affect government structures and stakeholders in the water, energy, agriculture, livestock, public works and environmental sectors at the four levels. country.