Rivers in Illinois

Sangamon River at Decatur

Macon County, IllinoisNWS DCRI2USGS 05573540Lincoln office

No flood stages set
2.16ftStage

Observed Sun, Sep 20, 12:45 PM CDT

Record crest
24.43 ft2008

Open the live map with the river flood outlook

Crest history

90 crests on NOAA’s list since 1983.

#DateStage
1September 14, 200824.43 ft
2May 12, 200224.33 ft
3June 5, 200823.89 ft
4December 29, 201523.13 ft
5May 2, 198323.04 ft
6November 19, 198522.61 ft
7December 30, 199021.87 ft
8May 16, 199021.50 ft
9February 6, 200821.45 ft
10April 15, 199421.12 ft
11January 13, 200520.96 ft
12April 19, 201320.65 ft
13February 26, 198519.94 ft
14May 26, 198419.80 ft
15May 26, 198919.62 ft
16June 22, 201019.51 ft
17May 19, 199519.45 ft
18May 19, 201719.11 ft
19November 17, 200918.56 ft
20July 26, 199218.53 ft
21June 28, 202118.20 ft
22May 17, 200918.19 ft
23January 11, 200818.03 ft
24October 31, 200917.91 ft
25June 19, 199817.87 ft

Most recent crests

  • August 20, 2026: 17.28 ft
  • June 18, 2026: 16.75 ft
  • April 28, 2026: 14.10 ft
  • July 16, 2024: 12.20 ft
  • January 28, 2024: 15.08 ft
  • March 4, 2023: 12.72 ft
  • February 28, 2023: 13.23 ft
  • March 31, 2022: 16.22 ft
  • February 22, 2022: 13.32 ft
  • February 17, 2022: 12.64 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the North Central River Forecast Center. Forecasts are not available. Only observed stages are available for this point.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.