The Sanquianga River () is a river in the west of Colombia that flows into the Pacific Ocean. Course The river flows through the Nariño Department. Climate Temperatures average around . Annual rainfall is . The most rain falls in June and July. November is the driest month. Delta There is a large river delta at the mouth of the Sanquianga that feeds an area of Esmeraldes-Pacific Colombia mangroves with water relatively high in sediment. The mangrove trees have a canopy that reaches in height. Sanquianga National Natural Park covers an area of the river delta which is periodically flooded by the action of the tides and rivers. It covers an area of in the municipalities of Mosquera, El Charco and Olaya Herrera. The Pacific tides carry the influence of the sea waters many kilometers into the interior of the low coastal plain. See also List of rivers of Colombia References Sources Rivers of Colombia