How high is the Little Calumet River at Porter, IN right now?

The Little Calumet River at Porter, IN is currently flowing at 37 cubic feet per second with a gage height of 3.09 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Little Calumet River at Porter, IN normal for this time of year?

Current flow is classified as low for October 28. Today's discharge is at the 24th percentile compared to the long-term historical record at this gauge.

Is the Little Calumet River at Porter, IN at flood stage?

No — the gage height is 4.91 feet below the NWS flood-stage threshold of 8.0 feet.

What is the historical median flow for the Little Calumet River at Porter, IN on October 28?

The long-term median discharge for this date is 49 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 31 to 197 cfs.

Where is the Little Calumet River at Porter, IN stream gauge located?

The Little Calumet River at Porter, IN stream gauge is operated by the USGS in Porter County, IN on the Little Calumet River. USGS site number 04094000 (coordinates 41.6222, -87.0874).

Little Calumet River at Porter, IN

USGS Site No: 04094000 • Little Calumet River • Porter County, IN

Little Calumet River at Porter, IN on the Little Calumet River is currently at 37 cfs (Low — 24th percentile for this date) . Gage height: 3.09 ft.

Reading from 4 months ago

Downstream on Little Calumet River ↓

Little Calumet River at Munster, IN

CFS Discharge

3.09

Gage Height (ft)

Low

Flow Condition

Normal

Flood Status

Historical Percentile Comparison

Today's discharge compared to the long-term record for October 28 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	31
25th	Low threshold	37	Today: 37 cfs
50th (Median)	Normal (median)	49
75th	High threshold	74
95th	Very High threshold	197

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	38	—
May 27, 2026	41	—
May 26, 2026	45	—
May 25, 2026	54	—
May 24, 2026	47	—
May 23, 2026	40	—
May 22, 2026	41	—
May 21, 2026	44	—
May 20, 2026	51	—
May 19, 2026	62	—
May 18, 2026	47	—
May 17, 2026	42	—
May 16, 2026	46	—
May 15, 2026	42	—
Apr 21, 2026	78	—
Apr 20, 2026	91	—
Apr 19, 2026	129	—
Apr 18, 2026	142	—
Apr 17, 2026	156	—
Apr 16, 2026	135	—
Apr 15, 2026	102	—
Apr 14, 2026	86	—
Apr 13, 2026	78	—
Apr 12, 2026	77	—
Apr 11, 2026	86	—
Apr 10, 2026	89	—
Apr 9, 2026	90	—
Apr 8, 2026	103	—
Apr 7, 2026	134	—
Apr 6, 2026	243	—

Station Information

USGS Site No: 04094000
State: IN
County: Porter County
Coordinates: 41.6222, -87.0874
Drainage Area: 66 mi²
Datum (ft): 603.4
HUC Code: 04040001

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 7.0 ft
Flood Stage: 8.0 ft

Currently 4.91 ft below flood stage.

Recent Extremes

Max discharge: 719 cfs

Dec 29, 2025
Min discharge: 24 cfs

Aug 16, 2025
Days at flood stage: 0

Computed from the local daily-values archive.

Nearby Gauges

Portage-Burns Waterway at Portage, IN
4.6 mi · 433 cfs

Normal
Deep River at Lake George Outlet at Hobart, IN
10.6 mi · 45 cfs

Normal
Salt Creek at Valparaiso, IN
10.9 mi · 6 cfs

Very Low
Trail Creek at Michigan City, IN
13.4 mi · 47 cfs

Normal
Grand Calumet River at Industrial Highway at Gary, IN
15.8 mi · 418 cfs

Low