How high is the Keya Paha River Near Keyapaha,sd right now?

The Keya Paha River Near Keyapaha,sd is currently flowing at 20 cubic feet per second with a gage height of 4.44 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Keya Paha River Near Keyapaha,sd normal for this time of year?

Current flow is classified as low for June 11. Today's discharge is at the 13th percentile compared to the long-term historical record at this gauge.

Is the Keya Paha River Near Keyapaha,sd at flood stage?

No — the gage height is 5.56 feet below the NWS flood-stage threshold of 10.0 feet.

What is the historical median flow for the Keya Paha River Near Keyapaha,sd on June 11?

The long-term median discharge for this date is 46 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 18 to 202 cfs.

Where is the Keya Paha River Near Keyapaha,sd stream gauge located?

The Keya Paha River Near Keyapaha,sd stream gauge is operated by the USGS in Tripp County, SD on the Keya Paha River. USGS site number 06464100 (coordinates 43.1292, -100.1071).

Keya Paha River Near Keyapaha,sd

USGS Site No: 06464100 • Keya Paha River • Tripp County, SD

Keya Paha River Near Keyapaha,sd on the Keya Paha River is currently at 20 cfs (Low — 13th percentile for this date) . Gage height: 4.44 ft.

Reading from 1 week ago

Downstream on Keya Paha River ↓

Keya Paha River at Wewela,sd

CFS Discharge

4.44

Gage Height (ft)

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	18
25th	Low threshold	28	Today: 20 cfs
50th (Median)	Normal (median)	46
75th	High threshold	84
95th	Very High threshold	202

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	21	4.45
May 27, 2026	21	4.46
May 26, 2026	23	4.49
May 25, 2026	24	4.51
May 24, 2026	27	4.55
May 23, 2026	28	4.57
May 22, 2026	28	4.57
May 21, 2026	27	4.56
May 20, 2026	27	4.56
May 19, 2026	26	4.55
May 18, 2026	25	4.53
May 17, 2026	24	4.51
May 16, 2026	23	4.49
May 15, 2026	22	4.48
Apr 20, 2026	29	4.58
Apr 19, 2026	29	4.60
Apr 18, 2026	30	4.60
Apr 17, 2026	31	4.62
Apr 16, 2026	32	4.64
Apr 15, 2026	33	4.66
Apr 14, 2026	35	4.68
Apr 13, 2026	36	4.70
Apr 12, 2026	38	4.73
Apr 11, 2026	41	4.77
Apr 10, 2026	44	4.81
Apr 9, 2026	47	4.85
Apr 8, 2026	50	4.88
Apr 7, 2026	54	4.94
Apr 6, 2026	57	4.97
Apr 5, 2026	56	4.96

Station Information

USGS Site No: 06464100
State: SD
County: Tripp County
Coordinates: 43.1292, -100.1071
Drainage Area: 535 mi²
Datum (ft): 2,231.0
HUC Code: 10150006

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 8.0 ft
Flood Stage: 10.0 ft
Moderate Flood: 11.0 ft
Major Flood: 12.0 ft

Currently 5.56 ft below flood stage.

Recent Extremes

Max discharge: 125 cfs

May 21, 2025
Min discharge: 8 cfs

Aug 28, 2025
Days at flood stage: 0

Computed from the local daily-values archive.

Nearby Gauges

Keya Paha River at Wewela,sd
17.9 mi · 52 cfs

Normal
Niobrara River Near Sparks, Nebr.
20.3 mi · 543 cfs

Very Low
Antelope Creek Near Mission SD
30.8 mi · 1 cfs

Unknown
Long Pine Creek Near Riverview, Nebr.
37.3 mi · 202 cfs

High
Little White River Near Rosebud SD
41.4 mi · 118 cfs

Normal