How high is the Blackberry Creek Near Montgomery, IL right now?

The Blackberry Creek Near Montgomery, IL is currently flowing at 22 cubic feet per second with a gage height of 3.48 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Blackberry Creek Near Montgomery, 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 Blackberry Creek Near Montgomery, IL at flood stage?

No — the gage height is 6.52 feet below the NWS flood-stage threshold of 10.0 feet.

What is the historical median flow for the Blackberry Creek Near Montgomery, IL on June 11?

The long-term median discharge for this date is 51 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 11 to 393 cfs.

Where is the Blackberry Creek Near Montgomery, IL stream gauge located?

The Blackberry Creek Near Montgomery, IL stream gauge is operated by the USGS in Kane County, IL on the Blackberry Creek. USGS site number 05551675 (coordinates 41.7408, -88.3833).

Blackberry Creek Near Montgomery, IL

USGS Site No: 05551675 • Blackberry Creek • Kane County, IL

Blackberry Creek Near Montgomery, IL on the Blackberry Creek is currently at 22 cfs (Low — 19th percentile for this date) . Gage height: 3.48 ft.

Reading from 1 week ago

Downstream on Blackberry Creek ↓

Blackberry Creek Near Yorkville, IL

CFS Discharge

3.48

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	11
25th	Low threshold	29	Today: 22 cfs
50th (Median)	Normal (median)	51
75th	High threshold	71
95th	Very High threshold	393

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	24	3.51
May 27, 2026	26	3.54
May 26, 2026	29	3.58
May 25, 2026	35	3.65
May 24, 2026	30	3.59
May 23, 2026	25	3.53
May 22, 2026	28	3.56
May 21, 2026	29	3.59
May 20, 2026	33	3.63
May 19, 2026	39	3.70
May 18, 2026	35	3.66
May 17, 2026	30	3.59
May 16, 2026	32	3.62
May 15, 2026	32	3.62
Apr 20, 2026	109	4.52
Apr 19, 2026	142	4.86
Apr 18, 2026	153	4.97
Apr 17, 2026	109	4.51
Apr 16, 2026	106	4.49
Apr 15, 2026	73	4.10
Apr 14, 2026	70	4.07
Apr 13, 2026	71	4.09
Apr 12, 2026	72	4.09
Apr 11, 2026	80	4.19
Apr 10, 2026	83	4.22
Apr 9, 2026	84	4.23
Apr 8, 2026	93	4.34
Apr 7, 2026	110	4.53
Apr 6, 2026	139	4.83
Apr 5, 2026	189	5.29

Station Information

USGS Site No: 05551675
State: IL
County: Kane County
Coordinates: 41.7408, -88.3833
Drainage Area: 55 mi²
Datum (ft): 653.7
HUC Code: 07120007

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 8.0 ft
Flood Stage: 10.0 ft
Moderate Flood: 11.5 ft
Major Flood: 12.5 ft

Currently 6.52 ft below flood stage.

Recent Extremes

Max discharge: 291 cfs

Apr 3, 2026
Min discharge: 0 cfs

Aug 15, 2025
Days at flood stage: 0

Computed from the local daily-values archive.

Nearby Gauges

Chicago Sanitary And Ship Canal at Romeoville, IL
18.1 mi · 0 cfs

Unknown
Des Plaines River Near Lemont, IL
18.9 mi · 452 cfs

Normal
Sawmill Creek Near Lemont, IL
21.8 mi · 1 cfs

Low
Chicago Sanitary And Ship Canal near Lemont, IL
21.9 mi · 1,300 cfs

Very Low
South Branch Kishwaukee River at Dekalb, IL
23.4 mi · 21 cfs

Low