How high is the Kankakee River Near Wilmington, IL right now?

The Kankakee River Near Wilmington, IL is currently flowing at 2,570 cubic feet per second with a gage height of 1.68 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Kankakee River Near Wilmington, IL normal for this time of year?

Current flow is classified as low for June 11. Today's discharge is at the 19th percentile compared to the long-term historical record at this gauge.

Is the Kankakee River Near Wilmington, IL at flood stage?

No — the gage height is 4.82 feet below the NWS flood-stage threshold of 6.5 feet.

What is the historical median flow for the Kankakee River Near Wilmington, IL on June 11?

The long-term median discharge for this date is 4,490 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 2,020 to 16,700 cfs.

Where is the Kankakee River Near Wilmington, IL stream gauge located?

The Kankakee River Near Wilmington, IL stream gauge is operated by the USGS in Will County, IL on the Kankakee River. USGS site number 05527500 (coordinates 41.3463, -88.1867).

Kankakee River Near Wilmington, IL

USGS Site No: 05527500 • Kankakee River • Will County, IL

Kankakee River Near Wilmington, IL on the Kankakee River is currently at 2,570 cfs (Low — 19th percentile for this date) . Gage height: 1.68 ft.

Reading from 1 week ago

↑ Upstream on Kankakee River

Kankakee River at Custer Park, IL

2,570

CFS Discharge

1.68

Gage Height (ft)

Low

Flow Condition

Normal

Flood Status

Historical Percentile Comparison

Today's discharge compared to the long-term record for June 11 at this station. Percentile rank shows what fraction of historical years had lower flow on this date.

Percentile	Label	CFS Threshold	Today's Flow
10th	Very Low threshold	2,020
25th	Low threshold	2,900	Today: 2,570 cfs
50th (Median)	Normal (median)	4,490
75th	High threshold	6,990
95th	Very High threshold	16,700

30-Day Hydrograph

Recent discharge plotted against the historical 10th–95th percentile envelope for the same calendar days. Source: USGS daily values + long-term statistics.

10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date	Discharge (CFS)	Gage Ht (ft)
May 28, 2026	2,900	1.78
May 27, 2026	3,120	1.84
May 26, 2026	3,360	1.90
May 25, 2026	3,330	1.89
May 24, 2026	3,060	1.82
May 23, 2026	2,950	1.79
May 22, 2026	2,980	1.80
May 21, 2026	2,950	1.79
May 20, 2026	3,120	1.84
May 19, 2026	3,100	1.83
May 18, 2026	3,260	1.87
May 17, 2026	3,230	1.87
May 16, 2026	3,320	1.89
May 15, 2026	3,430	1.92
Apr 20, 2026	10,400	3.38
Apr 19, 2026	10,900	3.46
Apr 18, 2026	10,300	3.37
Apr 17, 2026	9,930	3.29
Apr 16, 2026	9,530	3.22
Apr 15, 2026	8,510	3.03
Apr 14, 2026	8,150	2.96
Apr 13, 2026	7,850	2.90
Apr 12, 2026	8,210	2.97
Apr 11, 2026	8,810	3.09
Apr 10, 2026	9,540	3.22
Apr 9, 2026	10,400	3.38
Apr 8, 2026	11,700	3.60
Apr 7, 2026	13,000	3.82
Apr 6, 2026	14,200	4.01
Apr 5, 2026	16,700	4.38

Station Information

USGS Site No: 05527500
State: IL
County: Will County
Coordinates: 41.3463, -88.1867
Drainage Area: 5,150 mi²
Datum (ft): 510.9
HUC Code: 07120001

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 5.0 ft
Flood Stage: 6.5 ft
Moderate Flood: 8.0 ft
Major Flood: 10.0 ft

Currently 4.82 ft below flood stage.

Recent Extremes

Max discharge: 16,700 cfs

Apr 5, 2026
Min discharge: 787 cfs

Jul 19, 2025
Days at flood stage: 0

Computed from the local daily-values archive.

Nearby Gauges

Kankakee River at Custer Park, IL
7.6 mi

Unknown
Aux Sable Creek Near Morris, IL
9.7 mi · 35 cfs

Low
Du Page River at Shorewood, IL
12.2 mi · 171 cfs

Normal
Hickory Creek at Joliet, IL
13.0 mi · 44 cfs

Normal
Des Plaines River at Route 53 at Joliet, IL
14.2 mi · 847 cfs

Very Low