USGS Streamgage 12186000
Sauk River Ab White Chuck River near Darrington, WA
Sauk River Ab White Chuck River near Darrington, WA is USGS streamgage 12186000 in Washington, monitoring river discharge in hydrologic subbasin 17110006. It drains a watershed of about 152 square miles. Discharge records at this site go back to 1917. Typical flow runs near 1,151.3 cfs in July and 941.2 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Washington
- Drainage area
- 152 sq mi
- Gauge elevation
- 928 ft
- Subbasin (HUC-8)
- 17110006
- Coordinates
- 48.16869, -121.47065
- USGS site number
- 12186000
- Records begin
- 1917-10-01 (109 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 109 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 | 325.9 | 724.5 | 2,174.5 | |
| February | 292.3 | 628.6 | 1,765.2 | |
| March | 343.6 | 627.4 | 1,446.5 | |
| April | 528.6 | 941.2 | 1,814.7 | |
| May | 1,007.4 | 1,684.8 | 3,057.7 | |
| June | 1,147.1 | 1,977 | 3,270.3 | |
| July | 567.5 | 1,151.3 | 2,374.5 | |
| August | 253.7 | 454.6 | 1,038.7 | |
| September | 181 | 315.3 | 905.3 | |
| October | 187.4 | 512.7 | 1,853.9 | |
| November | 349.6 | 907.4 | 2,556 | |
| December | 373.3 | 805.3 | 2,431 |
All values in cubic feet per second (cfs).