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East Fork Kaskaskia River in Illinois

River47.3 mi
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Around here

Around East Fork Kaskaskia River

Boulder Campground2.6 miLotus Group Area5.2 mi10 mi

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

About this river

East Fork Kaskaskia River is a 47.3 mile river. Streamflow is measured at the USGS gauge East Fork Kaskaskia River near Sandoval, IL (site 05592900). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1980 to 2026

East Fork Kaskaskia River typically runs highest in March, at a median 43 cfs, and lowest in October, at 0.6 cfs. The highest flow on record for any single day is 8,020 cfs, in 2008.

Show the numbers
Typical flow by month at East Fork Kaskaskia River near Sandoval, IL, in cfs
MonthTypical (cfs)Usual range (cfs)
January197.0 to 75
February3713 to 107
March4319 to 135
April4117 to 115
May216.2 to 72
June8.92.6 to 34
July3.30.8 to 21
August1.20.1 to 7.6
September0.70.1 to 4.3
October0.60.0 to 5.0
November4.00.9 to 25
December153.8 to 52

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 47 years of record. Statistics published by the US Geological Survey for East Fork Kaskaskia River near Sandoval, IL (site 05592900). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

Boat access nearby

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

  • Boulder Access MarinaPublic
  • Carlyle LakeCarlyle LakePublic
  • Carlyle LakeCarlyle LakePublic
  • Kinmundy ReservoirKinmundy ReservoirPublic

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