How high is the Perry Creek at 38th Street at Sioux City, IA right now?

The Perry Creek at 38th Street at Sioux City, IA is currently flowing at 24 cubic feet per second with a gage height of 6.95 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Perry Creek at 38th Street at Sioux City, IA normal for this time of year?

Current flow is classified as normal for June 11. Today's discharge is at the 73th percentile compared to the long-term historical record at this gauge.

Is the Perry Creek at 38th Street at Sioux City, IA at flood stage?

No — the gage height is 17.05 feet below the NWS flood-stage threshold of 24.0 feet.

What is the historical median flow for the Perry Creek at 38th Street at Sioux City, IA on June 11?

The long-term median discharge for this date is 12 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 1 to 56 cfs.

Where is the Perry Creek at 38th Street at Sioux City, IA stream gauge located?

The Perry Creek at 38th Street at Sioux City, IA stream gauge is operated by the USGS in Woodbury County, IA on the Perry Creek. USGS site number 06600000 (coordinates 42.5352, -96.4104).

Perry Creek at 38th Street at Sioux City, IA

USGS Site No: 06600000 • Perry Creek • Woodbury County, IA

Perry Creek at 38th Street at Sioux City, IA on the Perry Creek is currently at 24 cfs (Normal — 73th percentile for this date) . Gage height: 6.95 ft.

Reading from 1 week ago

↑ Upstream on Perry Creek

Perry Creek Near Millnerville, IA

CFS Discharge

6.95

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	3
50th (Median)	Normal (median)	12
75th	High threshold	25	Today: 24 cfs
95th	Very High threshold	56

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 29, 2026	—	6.93
May 28, 2026	—	6.96
May 27, 2026	—	6.98
May 26, 2026	—	7.03
May 25, 2026	—	7.07
May 24, 2026	—	7.11
May 23, 2026	—	7.26
May 22, 2026	—	7.34
May 21, 2026	—	6.96
May 20, 2026	—	7.00
May 19, 2026	—	7.10
May 18, 2026	—	7.70
May 17, 2026	—	7.62
May 16, 2026	—	6.63
May 15, 2026	—	6.62
Apr 21, 2026	—	6.66
Apr 20, 2026	—	6.66
Apr 19, 2026	—	6.65
Apr 18, 2026	—	6.65
Apr 17, 2026	—	6.67
Apr 16, 2026	—	6.69
Apr 15, 2026	—	6.68
Apr 14, 2026	—	6.70
Apr 13, 2026	—	6.69
Apr 12, 2026	—	6.72
Apr 11, 2026	—	6.70
Apr 10, 2026	—	6.69
Apr 9, 2026	—	6.70
Apr 8, 2026	—	6.73
Apr 7, 2026	—	6.73

Station Information

USGS Site No: 06600000
State: IA
County: Woodbury County
Coordinates: 42.5352, -96.4104
Drainage Area: 65 mi²
Datum (ft): 1,112.3
HUC Code: 10230001

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 20.0 ft
Flood Stage: 24.0 ft
Moderate Flood: 26.0 ft
Major Flood: 28.0 ft

Currently 17.05 ft below flood stage.

Nearby Gauges

Missouri River at Sioux City, IA
3.4 mi · 28,400 cfs

Low
Big Sioux River at Sioux City, IA
3.6 mi · 0 cfs

Unknown
Floyd River at James, IA
5.8 mi · 861 cfs

High
Big Sioux River Near Jefferson, SD
8.3 mi · 1,830 cfs

Normal
Perry Creek Near Millnerville, IA
11.1 mi · 3 cfs

Low