USGS Streamgage 12112600
Big Soos Creek above Hatchery near Auburn, WA
Big Soos Creek above Hatchery near Auburn, WA is USGS streamgage 12112600 in Washington, monitoring river discharge in hydrologic subbasin 17110013. It drains a watershed of about 67 square miles. Discharge records at this site go back to 1960. Typical flow runs near 40.3 cfs in July and 145.6 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Washington
- Drainage area
- 67 sq mi
- Gauge elevation
- 83 ft
- Subbasin (HUC-8)
- 17110013
- Coordinates
- 47.31232, -122.1654
- USGS site number
- 12112600
- Records begin
- 1960-09-01 (66 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 60 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 | 97.6 | 217.6 | 463.4 | |
| February | 105.7 | 208 | 385.8 | |
| March | 113 | 182.6 | 344 | |
| April | 90.7 | 145.6 | 251.9 | |
| May | 59.7 | 92.1 | 164.4 | |
| June | 41.8 | 61.7 | 130.4 | |
| July | 29.7 | 40.3 | 67.6 | |
| August | 24 | 31.5 | 44.2 | |
| September | 23 | 32.3 | 47.8 | |
| October | 26.9 | 39.1 | 79.2 | |
| November | 39.1 | 84.6 | 246.7 | |
| December | 69.9 | 172.4 | 403.6 |
All values in cubic feet per second (cfs).