Copper River at Million Dollar Bridge near Cordova AK: flow right now vs. normal
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—flow right now
—of typical for this month
—gage height
The Copper River at Million Dollar Bridge near Cordova AK gauge has averaged 64,669 cfs over 28 years of monthly records. Flow is usually highest in July (193,500 cfs) and lowest in March (7,782 cfs).
Typical flow by month
Highest in July (193,500 cfs), lowest in March (7,782 cfs).
Key figures
- Average flow
- 64,669 cfs
- Highest peak on record
- 444,000 cfs
- Year of that peak
- 2007
- Drainage area
- 24,030 sq mi
- Years of records
- 28
- Gauge elevation
- 5 ft
- River
- Copper River
- County
- Chugach Census Area
- State
- Alaska
Monthly numbers
| Month | Average | Median | Lowest | Highest |
|---|---|---|---|---|
| Jan | 8,603 cfs | 8,800 cfs | 5,900 cfs | 12,000 cfs |
| Feb | 7,839 cfs | 7,870 cfs | 5,900 cfs | 9,500 cfs |
| Mar | 7,782 cfs | 7,775 cfs | 5,540 cfs | 10,000 cfs |
| Apr | 13,894 cfs | 10,400 cfs | 7,300 cfs | 31,600 cfs |
| May | 55,974 cfs | 54,400 cfs | 22,000 cfs | 160,000 cfs |
| Jun | 140,584 cfs | 139,000 cfs | 97,350 cfs | 195,500 cfs |
| Jul | 193,500 cfs | 191,500 cfs | 149,000 cfs | 229,000 cfs |
| Aug | 174,071 cfs | 178,000 cfs | 130,000 cfs | 213,000 cfs |
| Sep | 100,977 cfs | 98,025 cfs | 43,100 cfs | 153,000 cfs |
| Oct | 38,946 cfs | 31,300 cfs | 17,900 cfs | 90,700 cfs |
| Nov | 18,016 cfs | 17,000 cfs | 7,355 cfs | 32,200 cfs |
| Dec | 11,275 cfs | 10,000 cfs | 5,970 cfs | 17,200 cfs |
Monthly averages of daily flow over the gauge's record. Lowest and highest are the extreme monthly averages for that month.
How Copper River at Million Dollar Bridge near Cordova AK compares in Alaska
- Copper River at Million Dollar Bridge near Cordova AK ranks #4 of 86 gauges in Alaska in this dataset by average flow.
- That places it in the top 5% in Alaska by average flow.
- The median average flow of gauges in Alaska is 548 cfs.
- Among all 2,293 gauges in the dataset, Copper River at Million Dollar Bridge near Cordova AK ranks #9 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 15214000.