USGS Streamgage 12393501
Priest River Outflow near Coolin, ID
Priest River Outflow near Coolin, ID is USGS streamgage 12393501 in Idaho, monitoring river discharge in hydrologic subbasin 17010215. Discharge records at this site go back to 2016. Typical flow runs near 460 cfs in July and 1,318 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Idaho
- Gauge elevation
- 2,432 ft
- Subbasin (HUC-8)
- 17010215
- Coordinates
- 48.48803, -116.90858
- USGS site number
- 12393501
- Records begin
- 2016-11-09 (10 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 10 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 | 234.2 | 638.8 | 1,248.3 | |
| February | 239.6 | 523.6 | 1,569.5 | |
| March | 284.1 | 582.5 | 2,285.5 | |
| April | 748 | 1,318 | 2,966.3 | |
| May | 1,306.7 | 3,156.1 | 6,257.7 | |
| June | 812.8 | 2,052 | 5,518.7 | |
| July | 180.1 | 460 | 1,238.2 | |
| August | 67.1 | 180.3 | 334.6 | |
| September | 84.3 | 150.5 | 326.5 | |
| October | 470.3 | 1,147.5 | 2,087.9 | |
| November | 287.1 | 654.2 | 1,777 | |
| December | 207.6 | 583.6 | 1,691.9 |
All values in cubic feet per second (cfs).