About this river
Snake River is a 21.3 mile river near Jet Ski Rentals of Idaho in Idaho. Streamflow is measured at the USGS gauge Snake River near Murphy ID (site 13172500). The National Hydrography Dataset places it at stream order 8. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1914 to 2026
Snake River typically runs highest in April, at a median 10,900 cfs, and lowest in July, at 7,030 cfs. The highest flow on record for any single day is 46,100 cfs, in 1918.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 10,100 | 8,040 to 12,900 | |
| February | 10,100 | 8,020 to 13,200 | |
| March | 10,100 | 7,900 to 13,700 | |
| April | 10,900 | 7,430 to 16,450 | |
| May | 9,180 | 7,270 to 16,500 | |
| June | 9,060 | 6,900 to 16,350 | |
| July | 7,030 | 6,250 to 7,760 | |
| August | 7,210 | 6,380 to 7,850 | |
| September | 8,110 | 7,020 to 8,945 | |
| October | 9,240 | 7,990 to 11,400 | |
| November | 9,565 | 8,025 to 12,400 | |
| December | 9,810 | 8,020 to 12,700 |
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 113 years of record. Statistics published by the US Geological Survey for Snake River near Murphy ID (site 13172500). 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. Ramp data comes from the USGS national boat-ramp inventory.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Snake River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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