Category: Floodplains

High Flows in Cottonwood Creek

by Kathy Peter and Liz Paul On April 8, 2006, Cottonwood Creek reached its highest flow in the 16 years the current US Geological Survey (USGS) stream gage has been in operation. At 78 cubic feet per second (cfs), the flow was more than twice as high as the second highest peak flow recorded on… Read more »

Barber Dam: The Hydropower Project in our Backyard

By Mary Lucachick The Barber Dam Hydroelectric Project is the closest hydroelectric power plant to Idaho’s capitol.  It’s located about 1/3 mile above Eckert Road east of downtown Boise. Fulcrum, LLC, a subsidiary of Enel Green Power North America, Inc., and Ada County are co-licensees. The 40-year Federal Energy Regulatory Commission (FERC) license for the… Read more »

Plant List for Riparian Enhancement

By Roger Rosentreter PhD, plant ecologist and river lover: High water!  Means you have an opportunity to improve your little bit of the Boise River. Control of invasive species to improve the function and value of critical riparian habitat is a top recommendation of the Boise River Enhancement Plan, and now’s the time everyone can… Read more »

Science Proves Benefits of High Flows

by Rob Tiedemann, Ph.D. “What do we want . . . empirical science.  When do we want it . . . after peer review.” (April 22, 2017 Sign displayed at the March for Science, Boise, Idaho) By any objective measure employed by peer reviewed science – including species diversity, number of habitat types, and community… Read more »

A Place for Floods to Go

BY ROCKY BARKER rbarker@idahostatesman.com The moment of truth for the development of Ada County since 1955 has arrived. For more than 27 days, the flood-swollen Boise River has rolled through Boise, Garden City and Eagle at 8,000 cubic feet per second with only minimal damage and inconvenience. Today it flows at 8,600 cfs as measured… Read more »

Floodplains Are Refuge for Fish in High Water

by Michael K. Homza, PE It’s humbling to stand on the banks of the Boise River as it roars by above its official flood discharge of 7,200 cubic-feet-per-second (cfs). It’s deep, cold and fast. I wonder if I could survive an attempt to swim across to the other bank. I shudder at the thought. Luckily,… Read more »