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Snake River in Washington

River62.1 mi

Around here

Around Snake River

Lake Waha6.1 miSoldiers Meadow Reservoir11.3 mi20 mi

Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US

About this river

Snake River is a 62.1 mile river. Streamflow is measured at the USGS gauge Snake River near Anatone, WA (site 13334300). The National Hydrography Dataset places it at stream order 9. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1958 to 2026

Snake River typically runs highest in June, at a median 63,350 cfs, and lowest in August, at 16,700 cfs. The highest flow on record for any single day is 191,000 cfs, in 1974.

Show the numbers
Typical flow by month at Snake River near Anatone, WA, in cfs
MonthTypical (cfs)Usual range (cfs)
January24,00019,600 to 30,900
February26,20020,900 to 35,100
March31,40023,000 to 43,100
April43,00028,050 to 63,700
May60,50045,200 to 91,000
June63,35041,200 to 92,300
July24,80018,900 to 32,300
August16,70014,000 to 19,600
September17,65014,800 to 21,900
October18,00014,600 to 23,000
November17,70014,900 to 23,050
December21,00016,800 to 26,600

Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 68 years of record. Statistics published by the US Geological Survey for Snake River near Anatone, WA (site 13334300). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

Boat access nearby

8 mapped launches sit in the mapped area of Snake River, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.

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