About this river
Middle Fork Vermilion River is a 29.3 mile river near Kickapoo Adventures in Illinois. Streamflow is measured at the USGS gauge Middle Fork Vermilion River above Oakwood, IL (site 03336645). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1979 to 2026
Middle Fork Vermilion River typically runs highest in April, at a median 370 cfs, and lowest in October, at 21 cfs. The highest flow on record for any single day is 14,400 cfs, in 1994.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 169 | 82 to 375 | |
| February | 205 | 105 to 555 | |
| March | 348 | 191 to 741 | |
| April | 370 | 201 to 754 | |
| May | 307 | 181 to 660 | |
| June | 223 | 124 to 447 | |
| July | 84 | 46 to 247 | |
| August | 32 | 17 to 85 | |
| September | 22 | 12 to 53 | |
| October | 21 | 14 to 114 | |
| November | 79 | 27 to 204 | |
| December | 168 | 48 to 405 |
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 48 years of record. Statistics published by the US Geological Survey for Middle Fork Vermilion River above Oakwood, IL (site 03336645). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Middle Fork Vermilion 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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