USGS Streamgage 12143000
North Fork Snoqualmie River near North Bend, WA
North Fork Snoqualmie River near North Bend, WA is USGS streamgage 12143000 in Washington, monitoring river discharge in hydrologic subbasin 17110010. It drains a watershed of about 96 square miles. Discharge records at this site go back to 1907. Typical flow runs near 338.6 cfs in July and 725.3 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Washington
- Drainage area
- 96 sq mi
- Gauge elevation
- 495 ft
- Subbasin (HUC-8)
- 17110010
- Coordinates
- 47.5373, -121.74176
- USGS site number
- 12143000
- Records begin
- 1907-08-01 (119 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 65 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 | 256.2 | 638.8 | 2,249.4 | |
| February | 236.5 | 512.7 | 1,451.8 | |
| March | 275.4 | 523.1 | 1,370.9 | |
| April | 412.9 | 725.3 | 1,437.7 | |
| May | 543.8 | 932.2 | 1,674.5 | |
| June | 386.6 | 820.7 | 1,642 | |
| July | 163.9 | 338.6 | 908.3 | |
| August | 73.7 | 137.9 | 348.5 | |
| September | 70.3 | 162.5 | 656.2 | |
| October | 121.5 | 346.6 | 1,264.2 | |
| November | 245.3 | 652.2 | 1,819 | |
| December | 289.1 | 630.7 | 2,317.7 |
All values in cubic feet per second (cfs).
Other gauges in this subbasin
- SF Snoqualmie River Ab Alice Creek near Garcia, WA
- SF Snoqualmie River at Edgewick, WA
- Boxley Creek near Cedar Falls, WA
- Boxley Creek near Edgewick, WA
- SF Snoqualmie River at North Bend, WA
- Snoqualmie River near Snoqualmie, WA
- Raging River near Fall City, WA
- NF Tolt River above Yellow Creek near Carnation, WA