Rivers in Illinois

Pecatonica River at Freeport

Stephenson County, IllinoisNWS FEEI2USGS 05435500Davenport office

Below flood stage
7.55ftStage

Observed Sun, Sep 20, 9:30 AM CDT

Flood stage
13.00 ft
Forecast crest
12.90 ftWed, Sep 23, 1:00 PM CDT
Record crest
19.76 ft1929

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood16.00 ft
Moderate flood14.00 ft
Minor flood13.00 ft
Action11.50 ft
  1. 21.50 ftWater reaches the bottom of the Illinois Highway 26 bridge deck in Freeport.
  2. 20.00 ftWater reaches the bottom of the Stephenson Street bridge deck.
  3. 19.00 ftWater affects businesses west of the Stephenson Street bridge.
  4. 17.00 ftWater affects the parking lots of several businesses near the Stephenson Street bridge.
  5. 16.50 ftWater surrounds Taylor Park School and affects Illinois Highway 75 east of Freeport.
  6. 16.00 ftWater affects parking lots of businesses east of the Stephenson Street bridge and most streets north and south of Illinois Highway 75 are closed. Illinois Highway 75 is also closed.
  7. 15.50 ftNumerous streets are closed north and south of Illinois Highway 75 and water enters the first floor level of a few homes. Water also begins to enter Taylor Park. Businesses along Van Buren Street north of the Pecatonica River are directly affected by water.
  8. 15.00 ftSome street closures begin north and south of Illinois Highway 75 and water affects many back yards in Freeport east of the Pecatonica River. Water begins to reach Illinois Highway 75 at the southeast corner of Taylor Park.
  9. 14.00 ftMinor street flooding begins in Freeport and water affects a few back yards east of the Pecatonica River.
  10. 13.00 ftWater affects low lying sections of Freeport mainly east of the Pecatonica River.
  11. 11.00 ftSome agricultural flooding occurs north of Freeport.

Flood outlook

Significant river flooding is possible here through September 25.

Weather conditions indicate that significant flooding could occur; it is neither certain nor imminent.

Chance of flooding, September to November

CategoryChance
Minor flooding6%
Moderate floodingUnder 5%
Major floodingUnder 5%

The five-day outlook is from the Weather Prediction Center with the River Forecast Centers. The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.

Crest history

115 crests on NOAA’s list since 1914.

#DateStage
1March 16, 192919.76 ft
2March 28, 191619.40 ft
3February 25, 192218.82 ft
4September 16, 191418.45 ft
5April 6, 192318.36 ft
6March 16, 191917.60 ft
7April 3, 193317.41 ft
8March 17, 201917.27 ft
9February 27, 191517.27 ft
10July 3, 196917.16 ft
11March 25, 197517.13 ft
12March 8, 193716.98 ft
13April 5, 195916.90 ft
14March 16, 192816.77 ft
15February 9, 192716.74 ft
16July 11, 199316.61 ft
17March 1, 194816.41 ft
18February 22, 199716.40 ft
19February 15, 191816.38 ft
20April 2, 196016.35 ft
21February 9, 193816.33 ft
22February 20, 197116.33 ft
23February 24, 193016.28 ft
24March 29, 193216.28 ft
25July 4, 199016.24 ft

Most recent crests

  • March 6, 2023: 13.12 ft
  • October 9, 2019: 15.61 ft
  • March 17, 2019: 17.27 ft
  • February 25, 2018: 16.14 ft
  • July 26, 2017: 15.39 ft
  • July 24, 2017: 15.84 ft
  • December 16, 2015: 12.18 ft
  • November 29, 2015: 11.99 ft
  • June 16, 2015: 12.63 ft
  • March 21, 2014: 12.70 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the North Central River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.

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.