Alabama Rivers & Water Quiz
Alabama River system, watersheds, lakes (10 questions).
Alabama Rivers & Water Quiz: Quick Study Notes
Alabama boasts over 132,000 miles of rivers and streams, making it one of the most aquatic-rich states in the US. This quiz tests your knowledge of its major waterways, flow patterns, reservoirs, and ecological distinctions.
Key Takeaways
- The Alabama River forms at the confluence of the Coosa and Tallapoosa rivers near Montgomery.
- The Mobile-Tensaw Delta is one of the most biologically diverse ecosystems in North America.
- The Black Warrior River is a critical commercial waterway passing through Tuscaloosa.
- Lake Guntersville on the Tennessee River is Alabama’s largest lake by surface area.
- Most of Alabama’s hydroelectric power is generated by dams on the Coosa, Tallapoosa, and Tennessee rivers.
Frequently Asked Questions
What is the longest river wholly within Alabama?
The Alabama River is considered the longest river that flows entirely within the state’s borders, formed by the junction of the Coosa and Tallapoosa.
Where does most of Alabama’s water drain?
The majority of Alabama’s rivers eventually drain into the Mobile River, which empties into Mobile Bay and then the Gulf of Mexico.
Which river forms the border with Georgia?
The Chattahoochee River forms the lower half of the eastern border between Alabama and Georgia.
What is special about the Mobile-Tensaw Delta?
Often called “America’s Amazon,” it is the second-largest river delta in the contiguous US and supports immense biodiversity.
Which river flows through Tuscaloosa?
The Black Warrior River flows through Tuscaloosa and is a major artery for coal and industrial transport.

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