The Top 10 Most Endangered Rivers of 2013

The Washington, D.C. advocacy group American Rivers has released its list of the country's most endangered waterways. Can you guess who made the list?

Read the full story on America's most endangered rivers.
(Jason Patrick Ross/Shutterstock)

The Washington, D.C. advocacy group American Rivers has released its list of the country's most endangered waterways. Can you guess who made the list?

Read the full story on America's most endangered rivers.

10. Niobrara River

Sediment buildup threatens Nebraska's Wild & Scenic Niobrara River with flooding, putting property, crops, and recreation at risk.

niobrara river
(Courtesy of the State of South D)


9. Kootenai River

Open-pit coal mining threatens Montana's Kootenai River, polluting the water quality and damaging fish populations.

kootenai river
(Courtesy of Robyn Fleming)


8. Rough & Ready and Baldface Creeks

Nickel mining threatens Oregon's Rough & Ready and Baldface Creeks, putting pristine wilderness and rare plants at risk.

(Courtesy of Zachary Collier)


7. Black Warrior River

The Shepherd Bend Coal Mine Site threatens the Black Warrior River in Alabama. Drinking water at Birmingham Intake and the fish and wildlife habitat are all in harm's way.

black warrior river
(Courtesy of Nelson Brooke )


6. Boundary Waters

Copper and nickel mining threatens Boundary Waters, famous for unique hiking and paddling opportunities.

boundary waters
(Courtesy of River Point Resort &)


5. Catawba River

Coal ash pollution threatens the drinking water and recreational enjoyment of the the Catawba River in the Carolinas.

catawba river
(Courtesy of Jeff Cravotta)


4. Little Plover River

Outdated water management threatens Wisconsin's Little Plover River, putting fish habitat and water supply at risk.

little plover river
(Courtesy of Amy Thorstenson)


3. San Saba River

The San Saba River in Texas is crippled by outdated water management. River flows for ranchers, citizens, and lakes are all at risk as a result.

san saba river
(Courtesy of Loren Granstaff)


2. Flint River

Outdated water management also threatens the Flint River in Georgia. The sustainable water supply for nearby communities is under threat.

flint river georgia
(Carlton Reeve/Flickr)


1. Colorado River

The mighty Colorado River tops the list. The river is under threat from pollution, depletion, and mismanagement. Now, with 36 million people and 15 percent of U.S. crops relying on its water, the river is at a crossroads.

Read the full story on America's most endangered rivers.

colorado river
(Courtesy of Pete McBride)

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