The state of South Carolina is entirely within a hydrologic region. Which one?
South Atlantic-Gulf
The state of Montana contains watersheds which eventually drain into three different bodies of water: the Pacific, Atlantic, and...
Hudson Bay
The Missouri hydrologic region crosses an international border into which country?
Canada
Name the state from which water might flow into the Hudson Bay or the Atlantic Ocean.
Minnesota
Name one of the three rivers which lend their names to the hydrologic region in the above state from which water flows into the Hudson Bay.
Souris River | Rainy River | Red River of the North
Name a state other than Utah from which water flows into the Great Salt Lake.
Idaho | Wyoming
Name a state which is exclusively part of hydrologic regions which drain into the Pacific. HINT: One of them is landlocked.
Arizona | Hawaii | Washington
Name a city of 100,000 people or more entirely within the Great Lakes hydrologic region.
Amherst | Ann Arbor | Buffalo | Cleveland | Clinton | Detroit | Fort Wayne | Grand Rapids | Green Bay | Lansing | Milwaukee | Rochester | South Bend | Sterling Heights | Syracuse | Toledo | Warren
Into which Louisiana river are most of the tributaries of the Mississippi also connected before entering the Gulf of Mexico?
Atchafalaya River
The better-known Colorado River empties into the Pacific. However, another river by that name with a drainage basin spanning two states empties into the Gulf of Mexico. Name one of those states.
New Mexico | Texas
Which river caused the deadliest river flood in US history, excluding dam breaches?
Ohio River
Name the river which has the highest discharge into the Pacific in the Americas.