That Dam Dam Run Summary

That Dam Run Web LogoThat Dam Run (formerly known as the “Over The Dam Run”) offers Pacific Northwest runners and walkers a great day on one of the most scenic and unique runs in the Northwest. That Dam Run offers 5K, 10K and Half Marathon distances. This classic running race has been around since the 70’s. Athletes walk/run along the Columbia River and over the largest concrete structure in North America – The Grand Coulee Dam. This year, as before, walkers and runners will finish in the heart of Grand Coulee’s annual Colorama Festival hosting a carnival, rodeo, parade, and much much more!

Over The Dam Run Events:

  • Over The Dam 5K Walk/Run
  • Over The Dam 10K Walk/Run
  • Over The Dam Half Marathon Run
  • Walk The Dam Build a School


Your options to  register are: Via below to the left, or RaceMine below to the right!

Note: Read our event policies before you resgister. You are subject to them.  No exceptions!

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Temperatures typically range in the 60s to 70s. Combine this great event with the 56th Annual Colorama Festival at Grand Coulee Dam, which features a carnival, rodeo competition, Parade and more, and you are bound to have an amazing run and great post event fun.

To Register for the 5k, 10k, or Half Marathon use the “Register Now” button on this page.  If you would like more information about the event before registering, please visit the other tabs on this page.

Like last year will have a “Walk the Dam & Build a School” event in support of raising funds for a new K through 12 school for the local community! Find out more about the new school project website.

NOTE: In order to participate in the Walk The Dam Build A School event you need to fill out the below linked form and either email it to by no later than  May 3rd, 2013 or mail it to GCD Rotary, PO Box 367, Grand Coulee, WA 99133 and have it arrive also by no later than May 3rd, 2013.

TriFREAKS Over The Dam Walk The Dam Build A School Offline Registration Form – (To save these files to your PC Right Click & “Save Target As”)

Please note that there is no set price for the Walk The Dam Build A School event. However we are conducting this event to raise funds for the new Grand Coulee District School project (, and we would like to encourage you to donate at least $15 to cover our cost to provide you with a great experience and a memorable T-Shirt. Higher donations are of course very much appreciated! Thank you for your consideration!

To register for the “Walk the Dam & Build a School” please use the PayPal button at the bottom of the page. All proceeds for this registration category go to our fundraising efforts for the new Grand Coulee School District. For all other Over The Dam Run distances please use the registration button at the top of the page.

The courses are great and we will offer all of you some great swag, post race food, and trophies. We’re working hard with the community to make this a fun, rewarding, competitive as well family centric event.

We’re super excited about seeing you all at THAT DAM RUN this year! To register now, click on the register now button above!

Come join us for a weekend you are sure not to forget!