Dambreaking & Detours

Dambreaking & Detours

PC: Taylor Balkom/The Columbian   Did you see us in the news?! Last month, we broke ground on our West Biddle Dam Replacement Project. This project will provide the water to sustain salmon and trout production at Columbia Springs! “We understand the importance of...
Notice to Contractors

Notice to Contractors

Columbia Springs (CS) invites qualified contractors to provide construction services based upon the attached specifications, to begin the implementation of the reconstruction of West Biddle Lake dam. The intent is to select one firm (or one team) to provide services....
Digging up dirt

Digging up dirt

At the end of August 2020, our contractors at WSP performed cone penetration tests (CPTs) at the West Biddle Dam site, and collected soil samples. The test is called a cone penetration test because it consists of a cone attached to a rod that is pushed into the soil...
A walk on the geophysics side!

A walk on the geophysics side!

On September 3rd and 4th 2020 an electrical resistivity and a self-potential survey were performed. The purpose of these two surveys is to identify seepage areas. A seepage area is an area where ground water is flowing along paths under and around the dam. Both...
Where’d the Water Go?

Where’d the Water Go?

The question we were asked most often in the last month: wasn’t there more water here before?   We promise that you aren’t losing your mind, West Biddle Lake has gone through some changes recently! If you noticed that the lake seemed emptier than usual, you...
We’re Replacing the Dam!

We’re Replacing the Dam!

We hope you enjoyed our first Campfire Conversation with Columbia Springs webinar on June 24th. We aim to host a series of presentations and conversations throughout the year to share important updates to our programs and our site with you.    Many of you already...