USGS Streamgage 12409000
Colville River at Kettle Falls, WA
Colville River at Kettle Falls, WA is USGS streamgage 12409000 in Washington, monitoring river discharge in hydrologic subbasin 17020003. It drains a watershed of about 1,007 square miles. Discharge records at this site go back to 1922. Typical flow runs near 134.4 cfs in July and 701.1 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Washington
- Drainage area
- 1,007 sq mi
- Gauge elevation
- 1,388 ft
- Subbasin (HUC-8)
- 17020003
- Coordinates
- 48.59435, -118.06249
- USGS site number
- 12409000
- Records begin
- 1922-11-01 (104 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 104 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.
| Month | Low p10 | Typical p50 | High p90 | Range |
|---|---|---|---|---|
| January | 84.8 | 170.1 | 371.9 | |
| February | 116.3 | 234.2 | 534.2 | |
| March | 212 | 411 | 899.7 | |
| April | 305.2 | 701.1 | 1,602.7 | |
| May | 218 | 594.1 | 1,247.2 | |
| June | 127.6 | 318 | 665.9 | |
| July | 47.2 | 134.4 | 316.5 | |
| August | 30.6 | 80 | 161 | |
| September | 47.1 | 88.2 | 155 | |
| October | 66.2 | 109.9 | 175.8 | |
| November | 87.5 | 140.8 | 236.7 | |
| December | 80.5 | 153.7 | 296.7 |
All values in cubic feet per second (cfs).
Other gauges in this region
- Sanpoil River above Jack Creek at Keller, WA
- Goose Creek Ab Trapper Creek near Oakley, ID
- Camas Creek at Camas, ID
- Medicine Lodge Creek near Small, ID
- Camas Creek near Blaine, ID
- SF Owyhee River below Ltl Owyhee River near Crutcher Xing, ID
- Owyhee River near Rome, OR
- Owyhee River below Owyhee Dam, OR