Clark Fork River below Cabinet Gorge Dam ID: flow right now vs. normal
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—flow right now
—of typical for this month
—gage height
The Clark Fork River below Cabinet Gorge Dam ID gauge has averaged 20,585 cfs over 31 years of monthly records. Flow is usually highest in June (52,263 cfs) and lowest in September (8,749 cfs).
Typical flow by month
Highest in June (52,263 cfs), lowest in September (8,749 cfs).
Key figures
- Average flow
- 20,585 cfs
- Highest peak on record
- 134,000 cfs
- Year of that peak
- 1997
- Drainage area
- 22,067 sq mi
- Years of records
- 31
- Gauge elevation
- 2,080 ft
- River
- Clark Fork River
- County
- Bonner
- State
- Idaho
Monthly numbers
| Month | Average | Median | Lowest | Highest |
|---|---|---|---|---|
| Jan | 14,011 cfs | 13,850 cfs | 7,030 cfs | 23,700 cfs |
| Feb | 14,197 cfs | 12,475 cfs | 5,600 cfs | 34,700 cfs |
| Mar | 15,476 cfs | 13,400 cfs | 6,650 cfs | 34,400 cfs |
| Apr | 24,896 cfs | 25,125 cfs | 8,425 cfs | 53,000 cfs |
| May | 47,560 cfs | 39,200 cfs | 23,100 cfs | 104,000 cfs |
| Jun | 52,263 cfs | 46,400 cfs | 22,400 cfs | 108,000 cfs |
| Jul | 22,043 cfs | 18,800 cfs | 9,080 cfs | 57,900 cfs |
| Aug | 10,835 cfs | 9,805 cfs | 5,720 cfs | 20,500 cfs |
| Sep | 8,749 cfs | 8,128 cfs | 5,680 cfs | 13,950 cfs |
| Oct | 9,788 cfs | 9,730 cfs | 6,090 cfs | 14,300 cfs |
| Nov | 12,534 cfs | 11,850 cfs | 7,080 cfs | 21,350 cfs |
| Dec | 14,625 cfs | 13,400 cfs | 7,300 cfs | 32,600 cfs |
Monthly averages of daily flow over the gauge's record. Lowest and highest are the extreme monthly averages for that month.
How Clark Fork River below Cabinet Gorge Dam ID compares in Idaho
- Clark Fork River below Cabinet Gorge Dam ID ranks #3 of 187 gauges in Idaho in this dataset by average flow.
- That places it in the top 2% in Idaho by average flow.
- The median average flow of gauges in Idaho is 299 cfs.
- Among all 2,293 gauges in the dataset, Clark Fork River below Cabinet Gorge Dam ID ranks #32 by average flow.
Data: U.S. Geological Survey (USGS) (public domain, U.S. federal data).· Updated 2026-11-02 · Text generated from the data and checked against it.
Live values are provisional USGS data. Measurements only, not a safety assessment — for flood warnings see the National Weather Service. Official page: USGS 12391950.