Nf Big Wood River near Sawtooth Nra Hq near Ketchum ID
USGS Site No: 13135520 • Nf Big Wood River • Blaine County, ID
Nf Big Wood River near Sawtooth Nra Hq near Ketchum ID on the Nf Big Wood River is currently at 196 cfs (Normal — 43th percentile for this date) . Gage height: 6.08 ft.
Reading from
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 | 90 | |
| 25th | Low threshold | 158 | |
| 50th (Median) | Normal (median) | 212 | Today: 196 cfs |
| 75th | High threshold | 304 | |
| 95th | Very High threshold | 0 |
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.
30-Day Flow History
| Date | Discharge (CFS) | Gage Ht (ft) |
|---|---|---|
| May 28, 2026 | 203 | — |
| May 27, 2026 | 202 | — |
| May 26, 2026 | 199 | — |
| May 25, 2026 | 168 | — |
| May 24, 2026 | 140 | — |
| May 23, 2026 | 121 | — |
| May 22, 2026 | 116 | — |
| May 21, 2026 | 114 | — |
| May 20, 2026 | 114 | — |
| May 19, 2026 | 120 | — |
| May 18, 2026 | 133 | — |
| May 17, 2026 | 152 | — |
| May 16, 2026 | 172 | — |
| May 15, 2026 | 200 | — |
| Apr 20, 2026 | 60 | — |
| Apr 19, 2026 | 59 | — |
| Apr 18, 2026 | 60 | — |
| Apr 17, 2026 | 64 | — |
| Apr 16, 2026 | 69 | — |
| Apr 15, 2026 | 74 | — |
| Apr 14, 2026 | 76 | — |
| Apr 13, 2026 | 82 | — |
| Apr 12, 2026 | 89 | — |
| Apr 11, 2026 | 93 | — |
| Apr 10, 2026 | 87 | — |
| Apr 9, 2026 | 81 | — |
| Apr 8, 2026 | 77 | — |
| Apr 7, 2026 | 71 | — |
| Apr 6, 2026 | 61 | — |
| Apr 5, 2026 | 57 | — |
Station Information
- USGS Site No
- 13135520
- State
- ID
- County
- Blaine County
- Coordinates
- 43.7861, -114.4192
- Drainage Area
- 40 mi²
- Datum (ft)
- 6,229.3
- HUC Code
- 17040219
Flood Stage Thresholds
- Action Stage
- 6.8 ft
- Flood Stage
- 7.3 ft
Currently 1.22 ft below flood stage.
Recent Extremes
- Max discharge
-
308 cfsJun 1, 2025
- Min discharge
-
15 cfsDec 15, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Big Wood River near Ketchum IDNormal0.3 mi · 408 cfs
-
Trail Creek near Sun Valley, IDNormal6.4 mi · 206 cfs
-
Big Wood River at Ketchum, IDUnknown7.1 mi · 0 cfs
-
Warm Springs Creek at Gates Road near Ketchum, IDNormal7.2 mi · 144 cfs
-
Trail Creek at Ketchum IDNormal8.2 mi · 189 cfs