Cottonwood River
The South Fork Cottonwood River starts south of Matfield Green, then flows northward along the east side of Matfield Green and Bazaar. It combines with the North Fork Cottonwood River about 3 miles east of Cottonwood Falls. Then, it goes eastward near Saffordville and across into Lyon County near Plymouth, Kansas, then along the south edge of Emporia. It goes into the Neosho River about 5 miles east of Emporia.