USGS Streamgage 12052210
Big Quilcene River below Diversion near Quilcene, WA
Big Quilcene River below Diversion near Quilcene, WA is USGS streamgage 12052210 in Washington, monitoring river discharge in hydrologic subbasin 17110018. It drains a watershed of about 49 square miles. Discharge records at this site go back to 1994. Typical flow runs near 78.4 cfs in July and 127.3 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Washington
- Drainage area
- 49 sq mi
- Gauge elevation
- 1,014 ft
- Subbasin (HUC-8)
- 17110018
- Coordinates
- 47.78451, -122.97958
- USGS site number
- 12052210
- Records begin
- 1994-01-21 (32 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 33 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 | 65 | 154.3 | 532.2 | |
| February | 44.7 | 114.3 | 310.3 | |
| March | 49.7 | 109.2 | 358.5 | |
| April | 71.3 | 127.3 | 254.9 | |
| May | 88.6 | 157.2 | 302.2 | |
| June | 73.1 | 136.8 | 290.6 | |
| July | 42.7 | 78.4 | 177.5 | |
| August | 27.6 | 39.5 | 84.1 | |
| September | 25.1 | 28.6 | 55.4 | |
| October | 25.2 | 33.3 | 185.4 | |
| November | 27.8 | 83.8 | 490.5 | |
| December | 34.1 | 130.6 | 550.3 |
All values in cubic feet per second (cfs).