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Sprague River in Oregon

River62.1 mi

Around here

Around Sprague River

Waterwheel RV Park and Campground5.1 miAgency Lake Ranch4.8 mi10 mi

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

About this river

Sprague River is a 62.1 mile river. Streamflow is measured at the USGS gauge Sprague River near Chiloquin, OR (site 11501000). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1922 to 2026

Sprague River typically runs highest in April, at a median 974 cfs, and lowest in August, at 198 cfs. The highest flow on record for any single day is 14,500 cfs, in 1965.

Show the numbers
Typical flow by month at Sprague River near Chiloquin, OR, in cfs
MonthTypical (cfs)Usual range (cfs)
January360296 to 504
February461324 to 721
March730441 to 1,100
April974549 to 1,610
May961516 to 1,580
June449293 to 672
July222166 to 299
August198154 to 242
September215176 to 253
October267224 to 310
November303253 to 351
December335280 to 425

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 104 years of record. Statistics published by the US Geological Survey for Sprague River near Chiloquin, OR (site 11501000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

Boat access nearby

One mapped launch sits in the mapped area of Sprague River. Ramp data comes from the USGS national boat-ramp inventory.

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