| # | River | States | % Correct |
|---|---|---|---|
| 8 | Mississippi | Arkansas | Illinois | Kentucky | Louisiana | Minnesota | Mississippi | Tennessee | Wisconsin | 100%
|
| 4 | Ohio | Indiana | Ohio | Pennsylvania | West Virginia | 99%
|
| 7 | Missouri | Iowa | Kansas | Missouri | Montana | Nebraska | North Dakota | South Dakota | 99%
|
| 3 | Río Grande | Colorado | New Mexico | Texas | 98%
|
| 4 | Colorado | Arizona | California | Nevada | Utah | 97%
|
| 4 | Connecticut | Connecticut | Massachusetts | New Hampshire | Vermont | 95%
|
| 1 | Delaware | Delaware | 89%
|
| 2 | Roanoke | North Carolina | Virginia | 86%
|
| 1 | Yukon | Alaska | 85%
|
| 2 | Columbia | Oregon | Washington | 84%
|
| 2 | Chattahoochee | Florida | Georgia | 78%
|
| 2 | Snake | Idaho | Wyoming | 78%
|
| 1 | Wailuku | Hawaii | 77%
|
| 1 | Hudson | New Jersey | 72%
|
| 1 | Arkansas | Oklahoma | 71%
|
| 1 | Savannah | South Carolina | 68%
|
| 1 | Saint Lawrence | New York | 66%
|
| 1 | Tennessee | Alabama | 55%
|
| 1 | Saint John | Maine | 49%
|
| 1 | Susquehanna | Maryland | 45%
|
| 1 | Blackstone | Rhode Island | 33%
|
| 1 | Grand | Michigan | 31%
|