Salmon River near Shoup ID

USGS Site No: 13307000Salmon River • Lemhi County, ID

Salmon River near Shoup ID on the Salmon River is currently at 6,120 cfs (Low — 20th percentile for this date) . Gage height: 5.23 ft.

Reading from

6,120
CFS Discharge
5.23
Gage Height (ft)
Low
Flow Condition
N/A
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 4,750
25th Low threshold 6,790 Today: 6,120 cfs
50th (Median) Normal (median) 8,520
75th High threshold 12,000
95th Very High threshold 17,800

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.

18k 9k 0 cfs Apr 5 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 5,850
May 27, 2026 5,370
May 26, 2026 4,700
May 25, 2026 4,240
May 24, 2026 4,060
May 23, 2026 4,140
May 22, 2026 4,330
May 21, 2026 4,640
May 20, 2026 5,100
May 19, 2026 5,670
May 18, 2026 6,310
May 17, 2026 6,970
May 16, 2026 7,600
May 15, 2026 8,250
Apr 20, 2026 3,160
Apr 19, 2026 3,290
Apr 18, 2026 3,460
Apr 17, 2026 3,750
Apr 16, 2026 3,820
Apr 15, 2026 4,020
Apr 14, 2026 4,290
Apr 13, 2026 4,420
Apr 12, 2026 4,250
Apr 11, 2026 3,940
Apr 10, 2026 3,750
Apr 9, 2026 3,670
Apr 8, 2026 3,460
Apr 7, 2026 3,250
Apr 6, 2026 3,250
Apr 5, 2026 3,330

Station Information

USGS Site No
13307000
State
ID
County
Lemhi County
Coordinates
45.3225, -114.4400
Drainage Area
6,239 mi²
Datum (ft)
3,157.6
HUC Code
17060203
View on USGS NWIS →

Recent Extremes

Max discharge
8,460 cfs
May 13, 2025
Min discharge
835 cfs
Aug 24, 2025

Computed from the local daily-values archive.

Nearby Gauges