How high is the Imperial River Near Bonita Springs, FL right now?

The Imperial River Near Bonita Springs, FL is currently flowing at 10 cubic feet per second with a gage height of 2.43 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Imperial River Near Bonita Springs, FL normal for this time of year?

Current flow is classified as normal for June 11. Today's discharge is at the 52th percentile compared to the long-term historical record at this gauge.

Is the Imperial River Near Bonita Springs, FL at flood stage?

No — the gage height is 8.57 feet below the NWS flood-stage threshold of 11.0 feet.

What is the historical median flow for the Imperial River Near Bonita Springs, FL on June 11?

The long-term median discharge for this date is 9 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 1 to 200 cfs.

Where is the Imperial River Near Bonita Springs, FL stream gauge located?

The Imperial River Near Bonita Springs, FL stream gauge is operated by the USGS in Lee County, FL on the Imperial River. USGS site number 02291500 (coordinates 26.3358, -81.7494).

Imperial River Near Bonita Springs, FL

USGS Site No: 02291500 • Imperial River • Lee County, FL

Imperial River Near Bonita Springs, FL on the Imperial River is currently at 10 cfs (Normal — 52th percentile for this date) . Gage height: 2.43 ft.

Reading from 1 week ago

CFS Discharge

2.43

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	1
25th	Low threshold	4
50th (Median)	Normal (median)	9
75th	High threshold	17	Today: 10 cfs
95th	Very High threshold	200

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	11	2.49
May 27, 2026	11	2.48
May 26, 2026	9	2.40
May 25, 2026	9	2.36
May 24, 2026	8	2.33
May 23, 2026	8	2.33
May 22, 2026	8	2.36
May 21, 2026	9	2.36
May 20, 2026	10	2.40
May 19, 2026	9	2.36
May 18, 2026	9	2.39
May 17, 2026	9	2.34
May 16, 2026	7	2.24
May 15, 2026	7	2.25
Apr 21, 2026	8	2.28
Apr 20, 2026	10	2.37
Apr 19, 2026	11	2.43
Apr 18, 2026	12	2.43
Apr 17, 2026	11	2.39
Apr 16, 2026	10	2.39
Apr 15, 2026	10	2.38
Apr 14, 2026	9	2.33
Apr 13, 2026	9	2.32
Apr 12, 2026	9	2.34
Apr 11, 2026	10	2.35
Apr 10, 2026	10	2.36
Apr 9, 2026	10	2.37
Apr 8, 2026	11	2.40
Apr 7, 2026	11	2.40
Apr 6, 2026	10	2.36

Station Information

USGS Site No: 02291500
State: FL
County: Lee County
Coordinates: 26.3358, -81.7494
HUC Code: 03090204

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 10.0 ft
Flood Stage: 11.0 ft
Moderate Flood: 12.0 ft
Major Flood: 14.0 ft

Currently 8.57 ft below flood stage.

Recent Extremes

Max discharge: 325 cfs

Sep 12, 2025
Min discharge: 7 cfs

May 10, 2025
Days at flood stage: 0

Computed from the local daily-values archive.

Nearby Gauges

Spring Creek Headwater Near Bonita Springs, FL
3.1 mi · 1 cfs

Normal
South Branch Estero River at Estero, FL
7.0 mi · 1 cfs

Normal
North Branch Estero River at Estero, FL
7.9 mi · 1 cfs

Normal
Briarcliff Ditch at Mouth Near Estero,fl
13.4 mi · 10 cfs

Normal
Tenmile Canal at Control Near Estero, FL
13.5 mi · 6 cfs

Normal