| State | Rivers | % Correct |
|---|---|---|
| Kentucky | Mississippi / Ohio / Cumberland / Tennessee / Green | 98%
|
| Iowa | Missouri / Mississippi / Des Moines / Big Sioux / Cedar | 98%
|
| Missouri | Missouri / Mississippi / White / Des Moines / St Francis | 98%
|
| Arkansas | Mississippi / Arkansas / Red / White / Ouachita | 97%
|
| Tennessee | Mississippi / Cumberland / Tennessee / Clinch / Duck | 97%
|
| Illinois | Mississippi / Ohio / Wabash / Illinois / Rock | 97%
|
| Minnesota | Mississippi / Red / Des Moines / Minnesota / Cedar | 97%
|
| Louisiane | Mississippi / Red / Ouachita / Sabine / Pearl | 97%
|
| Mississippi | Mississippi / Tennessee / Pearl / Big Black / Hatchie | 97%
|
| Wisconsin | Mississippi / Wisconsin / Rock / Wolf / Oconto | 95%
|
| Colorado | Rio Grande / Arkansas / Colorado / Canadian / Green | 90%
|
| Texas | Rio Grande / Red / Pecos / Canadian / Colorado | 90%
|
| Kansas | Missouri / Arkansas / Cimarron / Smoky Hill / Neosho | 84%
|
| Arizona | Colorado / Gila / Little Colorado / Salt / Santa Cruz | 83%
|
| Utah | Colorado / Green / San Juan / Sevier / Bear | 83%
|
| Nevada | Colorado / Owyhee / Humboldt / Amargose / Reese | 83%
|
| Californie | Colorado / Sacramento / San Joaquin / Klamath / Pit | 83%
|
| Dakota du Nord | Missouri / James / Yellowstone / Sheyenne / Little Missouri | 83%
|
| Dakota du Sud | Missouri / James / White / Little Missouri / Big Sioux | 82%
|
| Montana | Missouri / Milk / Yellowstone / Kootenai / Bighorn | 82%
|
| Nebraska | MIssouri / North Platte / White / Niobrara / Republican | 82%
|
| Virginie Occidentale | Ohio / New / Potomac / Greenbrier / Elk | 75%
|
| Pennsylvanie | Ohio / Susquehanna / Allegheny / Delaware / Genesee | 69%
|
| Indiana | Ohio / Wabash / White / St Joseph / Tippecanoe | 69%
|
| New York | Saint Laurent / Susquehanna / Allegheny / Hudson / Delaware | 69%
|
| Ohio | Ohio / Wabash / Scioto / Great Miami / Maumee | 68%
|
| New Jersey | Hudson / Delaware / Rarita / Wallkill / Passaic | 60%
|
| New Mexico | Rio Grande / Pecos / Canadian / Cimarron / Gila | 58%
|
| Alabama | Tennessee / Chattahoochee / Alabama / Coosa / Tallapoosa | 54%
|
| Oklahoma | Arkansas / Red / Canadian / Cimarron / Neosho | 47%
|
| Virginie | Roanoke / James / New / Potomac / Clinch | 42%
|
| Maryland | Susquehanna / Potomac / Youghiogheny / Patuxent / Conococheague | 36%
|
| Alaska | Yukon / Kuskokwim / Porcupine / Tanana / Innoko | 32%
|
| Delaware | Delaware / Choptank / Pocomoke / Nanticoke | 30%
|
| Oregon | Columbia / Snake / Owyhee / John Day / Klamath | 29%
|
| Wyoming | Snake / Green / North Platte / Yellowstone / Niobrara | 29%
|
| Washington | Columbia / Snake / Yakima / Grande Ronde / Kettle | 28%
|
| Idaho | Snake / Kootenai / Salmon / Bear / Owyhee | 22%
|
| Georgie | Chattahoochee / Flint / Savannah / Ogeechee / Coosa | 16%
|
| Massachusetts | Connecticut / Housatonic / Merrimack / Charles / Deerfield | 16%
|
| Caroline du Nord | Roanoke / New / Neuse / Pee Dee / Catawba | 16%
|
| New Hampshire | Connecticut / Androscoggin / Saco / Merrimack / Contoocook | 14%
|
| Connecticut | Connecticut / Housatonic / Quinebaug | 14%
|
| Vermont | Connecticut / Otter / WInooski / Lamoille / Missisquoi | 14%
|
| Caroline du Sud | Savannah / Pee Dee / Catawba / Edisto / Saluda | 11%
|
| Floride | Chattahoochee / St Johns / Suwanee / Ochlockonee / Alapha | 8%
|
| Michigan | Grand / Muskegon / St Joseph / Manistee / Raisin | 7%
|
| Maine | Saint John / Androscoggin / Kennebec / Saco / Penobscot | 3%
|