Ohio River Basins - {Click here for a map}

Basin IDBasin Name
04100001Ottawa-Stony
04100002Raisin
04100003St. Joseph
04100004St. Marys
04100005Upper Maumee
04100006Tiffin
04100007Auglaize
04100008Blanchard
04100009Lower Maumee
04100010Cedar-Portage
04100011Sandusky
04100012Huron-Vermilion
04110001Black-Rocky
04110002Cuyahoga
04110003Ashtabula-Chagrin
04110004Grand
04120101Chautauqua-Conneaut
05030101Upper Ohio
05030102Shenango
05030103Mahoning
05030106Upper Ohio-Wheeling
05030201Little Muskingum-Middle Island
05030202Upper Ohio-Shade
05030204Hocking
05040001Tuscarawas
05040002Mohican
05040003Walhonding
05040004Muskingum
05040005Wills
05040006Licking
05060001Upper Scioto
05060002Lower Scioto
05060003Paint
05080001Upper Great Miami
05080002Lower Great Miami
05080003Whitewater
05090101Raccoon-Symmes
05090103Little Scioto-Tygarts
05090201Ohio Brush-Whiteoak
05090202Little Miami
05090203Middle Ohio-Laughery
05120101Upper Wabash
05120103Mississinewa