Salmon River at Gustavus AK
USGS Site No: 15057596 • Salmon River • Hoonah-Angoon Census Area, AK
Salmon River at Gustavus AK on the Salmon River is currently at 197 cfs (Normal — 60th percentile for this date) . Gage height: 10.24 ft.
Reading from
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 | Today's Flow |
|---|---|---|---|
| 10th | Very Low threshold | 64 | |
| 25th | Low threshold | 81 | |
| 50th (Median) | Normal (median) | 136 | |
| 75th | High threshold | 292 | Today: 197 cfs |
| 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 | 216 | — |
| May 27, 2026 | 146 | — |
| May 26, 2026 | 147 | — |
| May 25, 2026 | 149 | — |
| May 24, 2026 | 177 | — |
| May 23, 2026 | 245 | — |
| May 22, 2026 | 273 | — |
| May 21, 2026 | 319 | — |
| May 20, 2026 | 276 | — |
| May 19, 2026 | 245 | — |
| May 18, 2026 | 390 | — |
| May 17, 2026 | 234 | — |
| May 16, 2026 | 227 | — |
| May 15, 2026 | 274 | — |
| Mar 3, 2026 | 49 | — |
| Mar 2, 2026 | 50 | — |
| Mar 1, 2026 | 51 | — |
| Feb 28, 2026 | 52 | — |
| Feb 27, 2026 | 52 | — |
| Feb 26, 2026 | 55 | — |
| Feb 25, 2026 | 59 | — |
| Feb 24, 2026 | 60 | — |
| Feb 23, 2026 | 59 | — |
| Feb 22, 2026 | 57 | — |
| Feb 21, 2026 | 62 | — |
| Feb 20, 2026 | 73 | — |
| Feb 19, 2026 | 77 | — |
| Feb 18, 2026 | 73 | — |
| Feb 17, 2026 | 80 | — |
| Feb 16, 2026 | 109 | — |
Station Information
- USGS Site No
- 15057596
- State
- AK
- County
- Hoonah-Angoon Census Area
- Coordinates
- 58.4450, -135.7400
- Drainage Area
- 33 mi²
- Datum (ft)
- 22.8
- HUC Code
- 190103021404
Flood Stage Thresholds
- Action Stage
- 14.5 ft
- Flood Stage
- 15.5 ft
- Moderate Flood
- 16.5 ft
Currently 5.26 ft below flood stage.
Recent Extremes
- Max discharge
-
1,200 cfsSep 19, 2025
- Min discharge
-
36 cfsSep 6, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Montana C near Auke Bay AKNormal41.0 mi · 83 cfs
-
Mendenhall River near Auke Bay AKNormal42.2 mi · 747 cfs
- Unknown
-
Antler River below Antler Lake near Auke Bay AKNormal46.5 mi · 137 cfs
-
Greens C at Greens Creek Mine near Juneau AKHigh47.4 mi · 65 cfs