USGS Streamgage 13334300
Snake River near Anatone, WA
Snake River near Anatone, WA is USGS streamgage 13334300 in Washington, monitoring river discharge in hydrologic subbasin 17060103. It drains a watershed of about 92,960 square miles. Discharge records at this site go back to 1958. Typical flow runs near 25,848.4 cfs in July and 42,206.7 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Washington
- Drainage area
- 92,960 sq mi
- Subbasin (HUC-8)
- 17060103
- Coordinates
- 46.09707, -116.97769
- USGS site number
- 13334300
- Records begin
- 1958-07-22 (68 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 68 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 | 16,758.1 | 23,809.7 | 39,971 | |
| February | 16,875.9 | 26,465.5 | 50,817.2 | |
| March | 19,541.9 | 30,880.6 | 70,506.5 | |
| April | 22,996.7 | 42,206.7 | 85,743.3 | |
| May | 34,941.9 | 62,283.9 | 105,729 | |
| June | 28,903.3 | 62,340 | 114,046.7 | |
| July | 15,577.4 | 25,848.4 | 50,232.3 | |
| August | 12,219.4 | 16,883.9 | 24,435.5 | |
| September | 12,923.3 | 17,773.3 | 25,583.3 | |
| October | 13,722.6 | 17,887.1 | 28,416.1 | |
| November | 13,876.7 | 17,876.7 | 29,006.7 | |
| December | 14,558.1 | 20,748.4 | 33,567.7 |
All values in cubic feet per second (cfs).