USGS Streamgage 12116500
Cedar River at Cedar Falls, WA
Cedar River at Cedar Falls, WA is USGS streamgage 12116500 in Washington, monitoring river discharge in hydrologic subbasin 17110012. It drains a watershed of about 84 square miles. Discharge records at this site go back to 1914. Typical flow runs near 118.7 cfs in July and 310.3 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Washington
- Drainage area
- 84 sq mi
- Gauge elevation
- 930 ft
- Subbasin (HUC-8)
- 17110012
- Coordinates
- 47.41702, -121.79203
- USGS site number
- 12116500
- Records begin
- 1914-04-01 (112 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 112 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 | 129.5 | 415.9 | 991.5 | |
| February | 112.4 | 330.6 | 813.1 | |
| March | 99.7 | 284.5 | 702 | |
| April | 86.5 | 310.3 | 709.1 | |
| May | 90.8 | 339.3 | 736.4 | |
| June | 85.6 | 285.5 | 762.7 | |
| July | 49.4 | 118.7 | 366.5 | |
| August | 35.2 | 72 | 215.7 | |
| September | 37.1 | 78.9 | 190 | |
| October | 54.2 | 170.8 | 306.2 | |
| November | 84.8 | 266.3 | 766.5 | |
| December | 129.8 | 368.6 | 917.3 |
All values in cubic feet per second (cfs).
Other gauges in this subbasin
- Taylor Creek near Selleck, WA
- Cedar River near Landsburg, WA
- Cedar River below Diversion near Landsburg, WA
- Rock Creek below Walsh Lake near Landsburg, WA
- Rock Creek at Highway 516 near Ravensdale, WA
- Cedar River at Renton, WA
- Issaquah Creek near Hobart, WA
- Issaquah Creek near Mouth near Issaquah, WA