Contact

Libby Dam

17877 Highway 37

Libby, Montana 59923-7828

Libby Dam Office (406) 293-7751 

Kootenai River Levels Recording (406) 293-3421

For Visitor Information contact the Visitor Center (406) 293-5577

 

 

Libby Dam

Libby Dam Project is a multi-purpose water resource development.  Its purposes are flood reduction, hydropower, recreation, and environmental stewardship. We recognize that our day to day activities in operating a facility such as Libby Dam have a direct impact on the environment. Our goal is to operate Libby Dam to minimize negative impacts on the environment through pollution prevention and mitigation, and we are committed to continual improvement.  Our commitment is to comply with environmental legislation, rules, and regulations. We encourage environmental stewardship at every level throughout the organization..

Flow Update

September 27, 2021

Current Koocanusa Reservoir elevation: 2449.55 feet
Current Koocanusa Reservoir inflow: ~4.6 kcfs
Current Libby Dam outflow: 8.0 kcfs
Current Kootenai River elevation at Bonners Ferry: 1746.07 feet
 
Current Changes and Highlights:
- Libby dam outflows will begin decreasing to minimum flows for October following the conclusion of summer operations.
- Libby Dam outflows will decrease from 8.0 kcfs to 7.0 kcfs on Wednesday, September 29th over two hours beginning at 00:00 MDT.
- Libby Dam outflows will decrease from 7.0 kcfs to 6.0 kcfs on Thursday, September 30th over two hours beginning at 00:00 MDT
- Libby Dam outflows will decrease from 6.0 kcfs to 5.0 kcfs on Friday, October 1st over two hours beginning at 00:00 MDT.
- Libby Dam outflows will decrease from 5.0 kcfs to 4.0 kcfs on Saturday, October 2nd over two hours beginning at 00:00 MDT

Libby Dam outflows will begin decreasing to a minimum flow 4.0 kcfs following the conclusion of September operations. The projected end of September elevation is expected to fall within the range of 2449.0-2449.25 feet. Outflows are expected to remain at 4.0 kcfs for the month of October.
 
Short term forecasts for Libby Dam elevations and inflow:
http://www.nwrfc.noaa.gov/river/station/flowplot/flowplot.cgi?lid=LYDM8
 
Short term forecasts for Libby Dam outflow:
http://www.nwrfc.noaa.gov/river/station/flowplot/flowplot.cgi?lid=KBDM8
 
Additionally, projected inflows and reservoir operations at Libby Dam through the fall can be found here:
https://www.nwd-wc.usace.army.mil/nws/hh/www/kot_esp.html