USGS Streamgage 12091200
Leach Creek near Fircrest, WA
Leach Creek near Fircrest, WA is USGS streamgage 12091200 in Washington, monitoring river discharge in hydrologic subbasin 17110019. It drains a watershed of about 5 square miles. Discharge records at this site go back to 1957. Typical flow runs near 2 cfs in July and 3.1 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Washington
- Drainage area
- 5 sq mi
- Gauge elevation
- 202 ft
- Subbasin (HUC-8)
- 17110019
- Coordinates
- 47.22146, -122.50927
- USGS site number
- 12091200
- Records begin
- 1957-03-01 (69 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 69 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 | 1.9 | 4.6 | 21.6 | |
| February | 1.9 | 3.9 | 16.4 | |
| March | 2 | 3.8 | 13 | |
| April | 1.9 | 3.1 | 9.5 | |
| May | 1.6 | 2.5 | 5.8 | |
| June | 1.5 | 2.2 | 5.1 | |
| July | 1.3 | 2 | 3.4 | |
| August | 1.2 | 2.1 | 3.8 | |
| September | 1.2 | 2.2 | 5.7 | |
| October | 1.5 | 2.6 | 11.2 | |
| November | 1.9 | 4.4 | 20.5 | |
| December | 2 | 4.5 | 22.4 |
All values in cubic feet per second (cfs).
Other gauges in this subbasin
- Leach Creek at Meadow Park Gc at University Place, WA
- Chambers Creek below Leach Creek near Steilacoom, WA
- Mission Creek near Tulalip, WA
- West Fork Tulalip Creek near Tulalip, WA
- East Fork Tulalip Creek near Mouth near Tulalip, WA
- Tulalip Creek near Tulalip, WA
- Huge Creek near Wauna, WA
- Goldsborough Creek above 7Th Street at Shelton, WA