Rivers in Illinois

South Fork Sangamon River near Rochester

Sangamon County, IllinoisNWS ROCI2USGS 05576000Lincoln office

No flood stages set
5.23ftStage

Observed Tue, Sep 22, 2:45 PM CDT

Record crest
36.68 ft2015

Open the live map with the river flood outlook

Crest history

121 crests on NOAA’s list since 1950.

#DateStage
1December 29, 201536.68 ft
2May 13, 200232.55 ft
3April 14, 199432.40 ft
4April 14, 197931.92 ft
5February 26, 198530.79 ft
6September 18, 200830.24 ft
7June 18, 197029.96 ft
8April 21, 201329.79 ft
9June 25, 201929.64 ft
10May 5, 201729.23 ft
11November 22, 198529.14 ft
12January 23, 197429.13 ft
13May 11, 199628.92 ft
14September 27, 199328.85 ft
15April 25, 197328.84 ft
16February 24, 198228.71 ft
17January 15, 202028.60 ft
18July 1, 195728.36 ft
19January 8, 200528.24 ft
20August 3, 195828.14 ft
21December 4, 198227.50 ft
22March 25, 197827.43 ft
23January 2, 199127.36 ft
24May 7, 197727.05 ft
25May 29, 196826.98 ft

Most recent crests

  • June 25, 2026: 18.78 ft
  • June 12, 2026: 15.81 ft
  • May 2, 2026: 22.67 ft
  • May 21, 2025: 15.74 ft
  • April 11, 2025: 18.91 ft
  • November 11, 2024: 18.21 ft
  • May 26, 2024: 20.01 ft
  • April 30, 2024: 20.46 ft
  • April 6, 2024: 23.44 ft
  • January 31, 2024: 21.50 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.