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

The Blackberry Creek Near Yorkville, IL is currently flowing at 28 cubic feet per second with a gage height of 3.19 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Blackberry Creek Near Yorkville, IL normal for this time of year?

Current flow is classified as normal for June 11. Today's discharge is at the 30th percentile compared to the long-term historical record at this gauge.

Is the Blackberry Creek Near Yorkville, IL at flood stage?

No — the gage height is 3.81 feet below the NWS flood-stage threshold of 7.0 feet.

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

The long-term median discharge for this date is 47 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 13 to 329 cfs.

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

The Blackberry Creek Near Yorkville, IL stream gauge is operated by the USGS in Kendall County, IL on the Blackberry Creek. USGS site number 05551700 (coordinates 41.6719, -88.4415).

Blackberry Creek Near Yorkville, IL

USGS Site No: 05551700 • Blackberry Creek • Kendall County, IL

Blackberry Creek Near Yorkville, IL on the Blackberry Creek is currently at 28 cfs (Normal — 30th percentile for this date) . Gage height: 3.19 ft.

Reading from 1 week ago

↑ Upstream on Blackberry Creek

Blackberry Creek Near Montgomery, IL

CFS Discharge

3.19

Gage Height (ft)

Normal

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	13
25th	Low threshold	23
50th (Median)	Normal (median)	47	Today: 28 cfs
75th	High threshold	82
95th	Very High threshold	329

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	30	3.24
May 27, 2026	33	3.30
May 26, 2026	36	3.37
May 25, 2026	39	3.44
May 24, 2026	33	3.31
May 23, 2026	32	3.29
May 22, 2026	34	3.33
May 21, 2026	36	3.37
May 20, 2026	39	3.45
May 19, 2026	44	3.55
May 18, 2026	36	3.37
May 17, 2026	35	3.35
May 16, 2026	36	3.37
May 15, 2026	36	3.39
Apr 20, 2026	119	4.77
Apr 19, 2026	164	5.21
Apr 18, 2026	144	5.03
Apr 17, 2026	111	4.69
Apr 16, 2026	93	4.46
Apr 15, 2026	70	4.14
Apr 14, 2026	70	4.15
Apr 13, 2026	70	4.15
Apr 12, 2026	72	4.17
Apr 11, 2026	79	4.29
Apr 10, 2026	81	4.32
Apr 9, 2026	84	4.36
Apr 8, 2026	97	4.53
Apr 7, 2026	122	4.81
Apr 6, 2026	164	5.21
Apr 5, 2026	242	5.80

Station Information

USGS Site No: 05551700
State: IL
County: Kendall County
Coordinates: 41.6719, -88.4415
Drainage Area: 70 mi²
Datum (ft): 612.0
HUC Code: 07120007

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 6.5 ft
Flood Stage: 7.0 ft
Moderate Flood: 12.0 ft
Major Flood: 14.0 ft

Currently 3.81 ft below flood stage.

Recent Extremes

Max discharge: 299 cfs

Apr 4, 2026
Min discharge: 4 cfs

Aug 16, 2025
Days at flood stage: 0

Computed from the local daily-values archive.

Nearby Gauges

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

Unknown
Des Plaines River at Route 53 at Joliet, IL
20.7 mi · 847 cfs

Very Low
Des Plaines River Near Lemont, IL
21.3 mi · 452 cfs

Normal
Long Run Near Lemont, IL
22.9 mi · 3 cfs

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

Low