USGS Streamgage 12089208
Centralia Power Canal near McKenna, WA
Centralia Power Canal near McKenna, WA is USGS streamgage 12089208 in Washington, monitoring river discharge in hydrologic subbasin 17110015. Discharge records at this site go back to 1979. Typical flow runs near 556.6 cfs in July and 699.5 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Washington
- Gauge elevation
- 340 ft
- Subbasin (HUC-8)
- 17110015
- Coordinates
- 46.9001, -122.49845
- USGS site number
- 12089208
- Records begin
- 1979-03-21 (47 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 47 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 | 280.9 | 706.8 | 796.3 | |
| February | 298 | 717.1 | 796.7 | |
| March | 299.9 | 708 | 793.1 | |
| April | 297 | 699.5 | 787.6 | |
| May | 259 | 641.6 | 762.4 | |
| June | 293.8 | 613.6 | 744.6 | |
| July | 164.7 | 556.6 | 661.8 | |
| August | 34.7 | 400.9 | 644.4 | |
| September | 12.8 | 366.3 | 615.7 | |
| October | 77.4 | 372.6 | 665.9 | |
| November | 153.2 | 522 | 770.1 | |
| December | 277 | 688.3 | 792.9 |
All values in cubic feet per second (cfs).