USGS Streamgage 13317660
Snake River at McDuff Rapids at China Garden, ID
Snake River at McDuff Rapids at China Garden, ID is USGS streamgage 13317660 in Idaho, monitoring river discharge in hydrologic subbasin 17060103. Discharge records at this site go back to 2003. Typical flow runs near 23,680.6 cfs in July and 34,150 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Idaho
- Subbasin (HUC-8)
- 17060103
- Coordinates
- 46.00306, -116.91694
- USGS site number
- 13317660
- Records begin
- 2003-10-01 (23 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 23 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 | 14,983.9 | 18,993.5 | 27,764.5 | |
| February | 14,578.6 | 20,541.4 | 31,667.9 | |
| March | 16,996.8 | 24,925.8 | 42,290.3 | |
| April | 20,510 | 34,150 | 80,543.3 | |
| May | 34,916.1 | 56,829 | 93,841.9 | |
| June | 27,856.7 | 50,473.3 | 90,683.3 | |
| July | 16,371 | 23,680.6 | 34,593.5 | |
| August | 12,525.8 | 15,729 | 20,593.5 | |
| September | 12,713.3 | 15,333.3 | 21,353.3 | |
| October | 12,654.8 | 14,677.4 | 19,461.3 | |
| November | 12,536.7 | 13,993.3 | 17,246.7 | |
| December | 13,087.1 | 15,935.5 | 22,041.9 |
All values in cubic feet per second (cfs).