How high is the Nippersink Creek Above Wonder Lake, IL right now?

The Nippersink Creek Above Wonder Lake, IL is currently flowing at 14 cubic feet per second with a gage height of 4.68 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Nippersink Creek Above Wonder Lake, IL normal for this time of year?

Current flow is classified as very low for June 11. Today's discharge is at the 6th percentile compared to the long-term historical record at this gauge.

Is the Nippersink Creek Above Wonder Lake, IL at flood stage?

No — the gage height is 4.32 feet below the NWS flood-stage threshold of 9.0 feet.

What is the historical median flow for the Nippersink Creek Above Wonder Lake, IL on June 11?

The long-term median discharge for this date is 56 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 24 to 228 cfs.

Where is the Nippersink Creek Above Wonder Lake, IL stream gauge located?

The Nippersink Creek Above Wonder Lake, IL stream gauge is operated by the USGS in McHenry County, IL on the Nippersink Creek. USGS site number 05548105 (coordinates 42.3853, -88.3697).

Nippersink Creek Above Wonder Lake, IL

USGS Site No: 05548105 • Nippersink Creek • McHenry County, IL

Nippersink Creek Above Wonder Lake, IL on the Nippersink Creek is currently at 14 cfs (Very Low — 6th percentile for this date) . Gage height: 4.68 ft.

Reading from 1 week ago

Downstream on Nippersink Creek ↓

Nippersink Creek Near Spring Grove, IL

CFS Discharge

4.68

Gage Height (ft)

Very 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	24	Today: 14 cfs
25th	Low threshold	32
50th (Median)	Normal (median)	56
75th	High threshold	119
95th	Very High threshold	228

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	17	4.72
May 27, 2026	19	4.75
May 26, 2026	21	4.77
May 25, 2026	23	4.80
May 24, 2026	24	4.81
May 23, 2026	20	4.75
May 22, 2026	20	4.76
May 21, 2026	22	4.79
May 20, 2026	24	4.81
May 19, 2026	26	4.83
May 18, 2026	28	4.86
May 17, 2026	32	4.91
May 16, 2026	31	4.90
May 15, 2026	29	4.87
Apr 20, 2026	433	6.73
Apr 19, 2026	847	7.99
Apr 18, 2026	1,380	9.30
Apr 17, 2026	832	7.96
Apr 16, 2026	1,080	8.60
Apr 15, 2026	920	8.19
Apr 14, 2026	269	6.11
Apr 13, 2026	171	5.75
Apr 12, 2026	160	5.70
Apr 11, 2026	235	5.99
Apr 10, 2026	258	6.06
Apr 9, 2026	131	5.56
Apr 8, 2026	172	5.75
Apr 7, 2026	259	6.07
Apr 6, 2026	402	6.61
Apr 5, 2026	768	7.77

Station Information

USGS Site No: 05548105
State: IL
County: McHenry County
Coordinates: 42.3853, -88.3697
Drainage Area: 85 mi²
Datum (ft): 797.5
HUC Code: 07120006

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 8.5 ft
Flood Stage: 9.0 ft
Moderate Flood: 11.0 ft
Major Flood: 13.0 ft

Currently 4.32 ft below flood stage.

Recent Extremes

Max discharge: 1,380 cfs

Apr 18, 2026
Min discharge: 7 cfs

Sep 8, 2025
Days at flood stage: 1

Computed from the local daily-values archive.

Nearby Gauges

Boone Creek Near Mc Henry, IL
5.3 mi · 5 cfs

Very Low
Fox River at Johnsburg, IL
6.8 mi · 427 cfs

Very High
Nippersink Creek Near Spring Grove, IL
7.4 mi · 101 cfs

Normal
Kishwaukee River at Marengo, IL
14.7 mi · 64 cfs

Normal
Flint Creek Near Fox River Grove, IL
15.7 mi · 5 cfs

Low