April 21, 2016
Current Koocanusa Reservoir elevation: 2,397.7 feet
Current Koocanusa Reservoir inflow: ~21,500 cubic feet per second
Current Libby Dam outflow: 16,500 cfs
Current Kootenai River elevation at Bonners Ferry: 1,755.5 feet
Outflow from Libby Dam will remain at 16,500 cfs. Refill operations officially began at Libby Dam on April 20. The current refill flow, based on the April water supply forecast, is 16,500 cfs.
The water supply forecast for Water Year 2016 was released April 8 and calls for 6.681 million-acre-feet, or 114 percent of average based on 1981-2010.
The Northwest River Forecast Center creates daily forecasts for short term projections throughout the Kootenai and Columbia River Basins. These forecasts may be updated multiple times in a day and as conditions change. Links to those forecasts can be found below.
Short term forecasts for Libby Dam elevations and inflows:
Short term forecasts for Libby Dam outflow:
Additionally, projected inflows and reservoir operations at Libby Dam through next summer can be found here:
These modeling results are updated at least monthly and include information on elevations, inflow, and outflow:
Page 1 shows Lake Koocanusa elevation probabilities through the summer
Page 2 shows Libby Dam outflow probabilities through the summer
Page 3 shows Lake Koocanusa elevation probabilities for a given date
Page 4 shows Bonners Ferry stage probabilities through the summer
Page 5 shows Bonners Ferry maximum stage probabilities for the year
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