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Little Lost River in Idaho

River46.0 mi
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Around Little Lost River

Hawley Mountain Wilderness Study Area9 mi5 mi

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

About this river

Little Lost River is a 46.0 mile river. Streamflow is measured at the USGS gauge Little Lost River below Wet Creek near Howe ID (site 13118700). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1958 to 2025

Little Lost River typically runs highest in June, at a median 174 cfs, and lowest in December, at 20 cfs. The highest flow on record for any single day is 486 cfs, in 1975.

Show the numbers
Typical flow by month at Little Lost River below Wet Creek near Howe ID, in cfs
MonthTypical (cfs)Usual range (cfs)
January2114 to 28
February2417 to 31
March3223 to 41
April5138 to 68
May12195 to 178
June174108 to 242
July7250 to 107
August5032 to 70
September4933 to 66
October5138 to 66
November3626 to 50
December2015 to 27

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 67 years of record. Statistics published by the US Geological Survey for Little Lost River below Wet Creek near Howe ID (site 13118700). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

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