USGS Streamgage 12035000
Satsop River near Satsop, WA
Satsop River near Satsop, WA is USGS streamgage 12035000 in Washington, monitoring river discharge in hydrologic subbasin 17100104. It drains a watershed of about 299 square miles. Discharge records at this site go back to 1929. Typical flow runs near 402.2 cfs in July and 1,699 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Washington
- Drainage area
- 299 sq mi
- Gauge elevation
- 37 ft
- Subbasin (HUC-8)
- 17100104
- Coordinates
- 47.00065, -123.49488
- USGS site number
- 12035000
- Records begin
- 1929-04-01 (97 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 97 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 | 1,255.5 | 3,167.7 | 9,041.6 | |
| February | 1,276.9 | 2,657.2 | 7,060.7 | |
| March | 1,204.8 | 2,365.5 | 5,634.5 | |
| April | 984.1 | 1,699 | 3,690.7 | |
| May | 633.6 | 958.4 | 1,849.4 | |
| June | 419.7 | 596.6 | 1,084.6 | |
| July | 301.2 | 402.2 | 587.9 | |
| August | 236.3 | 297.5 | 424.7 | |
| September | 220 | 290.9 | 768.8 | |
| October | 252.2 | 689.3 | 2,759.4 | |
| November | 705.4 | 2,240.7 | 6,617.7 | |
| December | 1,219.2 | 3,149.4 | 8,276.1 |
All values in cubic feet per second (cfs).