The Gasconade River is about 280 miles (450 km) long[1] and is located in central and south-central Missouri.[2][3]
The Gasconade River begins in the Ozarks southwest of Hartville in Wright County and flows generally north-northeastwardly through Wright, Laclede, Pulaski, Phelps, Maries, Osage and Gasconade counties, through portions of the Mark Twain National Forest. It flows into the Missouri River near the town of Gasconade in Gasconade County.[4][3][5] At Rich Fountain, the river has a mean annual discharge of 3,097 cubic feet per second.[6]