USGS Streamgage 12431000
Little Spokane River at Dartford, WA
Little Spokane River at Dartford, WA is USGS streamgage 12431000 in Washington, monitoring river discharge in hydrologic subbasin 17010308. It drains a watershed of about 665 square miles. Discharge records at this site go back to 1929. Typical flow runs near 156.9 cfs in July and 549 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Washington
- Drainage area
- 665 sq mi
- Gauge elevation
- 1,602 ft
- Subbasin (HUC-8)
- 17010308
- Coordinates
- 47.78461, -117.40439
- USGS site number
- 12431000
- Records begin
- 1929-04-25 (97 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 97 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 | 160 | 231 | 493.4 | |
| February | 186 | 321.9 | 740.3 | |
| March | 262.9 | 500.4 | 1,021.8 | |
| April | 292.1 | 549 | 1,098.8 | |
| May | 185.7 | 373.6 | 653.6 | |
| June | 141 | 236.7 | 410.8 | |
| July | 102.6 | 156.9 | 232 | |
| August | 89.8 | 126.2 | 172.7 | |
| September | 96.6 | 132.7 | 168.2 | |
| October | 113.6 | 151.7 | 193 | |
| November | 139.8 | 180.2 | 250.9 | |
| December | 148.9 | 207.5 | 345.4 |
All values in cubic feet per second (cfs).