Kaskaskia River At Vandalia, Il Realtime Data
KASKASKIA RIVER AT VANDALIA, IL
Realtime Data • Report • Conditions
1,970
Discharge (cfs)
9.4
Gauge Height (ft)
Streamflow discharge was last observed at 1,970 cfs, and a gauge height of 9.39 feet.
With the
% decrease since yesterday,
the streamflow average over the past 10 days is 1,926 .
Weather today, Tomorrow,
The river's flow is influenced by several contributors, including precipitation, snowmelt, and groundwater discharge. The Kaskaskia River has several tributaries, including the South Fork, Middle Fork, and North Fork. There are a few dams along the river, including the Carlyle Dam, which helps regulate the flow of water. The river's flow tends to be highest in the spring due to snowmelt and precipitation, while the lowest flows occur during the summer months. Interesting fact: The Kaskaskia River is the only river in Illinois that flows entirely westward.
July 13, 2026
| Elevation | 537.0 ft |
| Last Updated | |
| Gage height, ft | 9.39 ft |
| Streamflow, ft³/s | 1970.0 ft3/s |
| Percent of Normal | 137% |
| Year Over Year Average | 1,430 cfs |
| 24hr Flow Prediction | cfs |
| Maximum Recorded | 32,200 cfs |
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