Twin Cities locks and dams

Over the coming years, Twin Citians will face a momentous decision: Should we remove dams on the Mississippi River in Minneapolis and St. Paul?

FMR staff and River Guardians are actively engaged in this issue and others surrounding the locks and dams in the metro area. Updates are below.

Twin Cities locks and dams
5 key issues regarding the future of the locks and dams

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Here are the big questions and concerns we asked the Army Corps to consider as it weighs the future of the locks and dams. Read more
A collection of kayakers, seen from far above, approaches Lock and Dam 1 on the Mississippi River during a June event.
The scoping comment period for two Twin Cities locks and dams is over. Now what?

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Maybe you took a lock and dam tour with us this summer and weighed in on the future of two Minneapolis locks and dams this fall. What's next in the process? Read more
Lock and Dam 1
River Guardians' impacts in 2022

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In 2022, 1,225 River Guardians sent 2,974 letters to 166 decision-makers, significantly impacting our work towards a healthier, more resilient river community. Read more
Paddleboat on river with young angler
The cutoff wall: St. Anthony Falls' hidden hazard

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The nearly 150-year old cutoff wall underneath St. Anthony Falls is a critical piece of infrastructure. But you wouldn't know it by how the wall is inspected and maintained. Read more
Water flows over the St. Anthony Falls Lock and Dam on a sunny day.
What would an undammed metro Mississippi River look like?

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How would the removal of Lower St. Anthony Falls and Lock & Dam No. 1 change the river? Compare renderings of the metro Mississippi after dam removal with present-day photos. Read more
Lower St. Anthony Falls and downtown Minneapolis skyline, illustrated with more riverbank
Lock & Dam Study Public Engagement Events (Fall 2022)

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Attend a series of events hosted by the Army Corps of Engineers as they begin their disposition study for two Twin Cities locks and dams. Read more
Image of Lower St. Anthony Falls and Lock and Dam No. 1
It's time: Comment on the lock & dam disposition study

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Use this form to comment on the Army Corps' disposition study of two Twin Cities locks and dams. Read more
Image of Lock and Dam No. 1

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Upcoming Events

Saturday, April 19, 2025 - 9:30am to 12:00pm
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