How high is the Snake River at Mcduff Rapids at China Garden ID right now?

The Snake River at Mcduff Rapids at China Garden ID is currently flowing at 50,300 cubic feet per second with a gage height of 13.15 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Snake River at Mcduff Rapids at China Garden ID normal for this time of year?

Current flow is classified as very high for October 28. Today's discharge is at the 111th percentile compared to the long-term historical record at this gauge.

What is the historical median flow for the Snake River at Mcduff Rapids at China Garden ID on October 28?

The long-term median discharge for this date is 14,100 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 12,600 to 19,000 cfs.

Where is the Snake River at Mcduff Rapids at China Garden ID stream gauge located?

The Snake River at Mcduff Rapids at China Garden ID stream gauge is operated by the USGS in Nez Perce County, ID on the Snake River. USGS site number 13317660 (coordinates 46.0031, -116.9169).

Snake River at Mcduff Rapids at China Garden ID

USGS Site No: 13317660 • Snake River • Nez Perce County, ID

Snake River at Mcduff Rapids at China Garden ID on the Snake River is currently at 50,300 cfs (Very High — 111th percentile for this date) . Gage height: 13.15 ft.

Reading from 4 months ago

50,300

CFS Discharge

13.15

Gage Height (ft)

Very High

Flow Condition

N/A

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
10th	Very Low threshold	12,600
25th	Low threshold	13,000
50th (Median)	Normal (median)	14,100
75th	High threshold	14,700
95th	Very High threshold	19,000

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	46,100	—
May 27, 2026	42,600	—
May 26, 2026	41,400	—
May 25, 2026	38,400	—
May 24, 2026	37,300	—
May 23, 2026	36,500	—
May 22, 2026	35,900	—
May 21, 2026	37,200	—
May 20, 2026	40,500	—
May 19, 2026	46,900	—
May 18, 2026	49,500	—
May 17, 2026	51,500	—
May 16, 2026	58,500	—
May 15, 2026	61,900	—
Apr 20, 2026	31,600	—
Apr 19, 2026	31,400	—
Apr 18, 2026	34,600	—
Apr 17, 2026	36,800	—
Apr 16, 2026	36,900	—
Apr 15, 2026	36,200	—
Apr 14, 2026	36,200	—
Apr 13, 2026	36,400	—
Apr 12, 2026	34,500	—
Apr 11, 2026	32,300	—
Apr 10, 2026	31,400	—
Apr 9, 2026	30,500	—
Apr 8, 2026	28,900	—
Apr 7, 2026	27,700	—
Apr 6, 2026	29,800	—
Apr 5, 2026	30,600	—

Station Information

USGS Site No: 13317660
State: ID
County: Nez Perce County
Coordinates: 46.0031, -116.9169
Datum (ft): 845.1
HUC Code: 17060103

View on USGS NWIS →

Recent Extremes

Max discharge: 73,700 cfs

May 12, 2025
Min discharge: 12,200 cfs

Sep 12, 2025

Computed from the local daily-values archive.

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