| River | % Correct | |
|---|---|---|
| Arkansas | Illinois | Kentucky | +5 others | Mississippi | 96%
|
| Ohio | 92%
| |
| Iowa | Kansas | Missouri | +4 others | Missouri | 91%
|
| | Arizona | California | +2 others | Colorado | 86%
|
| Colorado | New Mexico | Texas | Rio Grande | 83%
|
| | Oklahoma | Arkansas | 81%
|
| New Jersey | Hudson | 79%
|
| Alabama | Tennessee | 74%
|
| Red | 72%
| |
| Delaware | Delaware | 71%
|
| Alaska | Yukon | 69%
|
| Oregon | Washington | Columbia | 68%
|
| Potomac | 66%
| |
| Idaho | Wyoming | Snake | 65%
|
| Red River of the North | 62%
| |
| Connecticut | Massachusetts | New Hampshire | Vermont | Connecticut | 52%
|
| New York | St. Lawrence | 47%
|
| Alabama | 46%
| |
| Green | 38%
| |
| Yellowstone | 38%
| |
| Savannah | 37%
| |
| | Florida | Georgia | Chattahoochee | 35%
|
| Gila | 34%
| |
| Maryland | Susquehanna | 33%
|
| White | 33%
| |
| James | 32%
| |
| Sacramento | 32%
| |
| Susquehanna | 32%
| |
| North Platte | 30%
| |
| Allegheny | 28%
| |
| Wabash | 27%
| |
| Wisconsin | 25%
| |
| Michigan | Grand | 23%
|
| Pecos | 23%
| |
| St. Johns | 23%
| |
| Canadian | 22%
| |
| Cumberland | 22%
| |
| Maine | St. John | 22%
|
| New | 20%
| |
| San Joaquin | 18%
| |
| Des Moines | 17%
| |
| North Carolina | Virginia | Roanoke | 15%
|
| Pearl | 12%
| |
| Pee Dee | 12%
| |
| Humboldt | 9%
| |
| Rock | 9%
| |
| Milk | 8%
| |
| Porcupine | 7%
| |
| Scioto | 7%
| |
| Suwanee | 7%
| |
| Bear | 6%
| |
| Flint | 6%
| |
| Ouachita | 5%
| |
| St. Joseph | 5%
| |
| Nuese | 4%
| |
| Yakima | 4%
| |
| Little Colorado | 3%
| |
| Muskegon | 3%
| |
| Catawba | 1%
| |
| Cimmaron | 1%
| |
| Kootenai | 1%
| |
| Kuskokwin | 1%
| |
| Owyhee | 1%
|