Klamath River near Klamath CA
USGS Site No: 11530500 • Klamath River • Del Norte County, CA
Klamath River near Klamath CA on the Klamath River is currently at 6,360 cfs (High — 76th percentile for this date) . Gage height: 9.72 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 | 2,450 | |
| 25th | Low threshold | 3,140 | |
| 50th (Median) | Normal (median) | 3,950 | |
| 75th | High threshold | 6,080 | |
| 95th | Very High threshold | 13,100 | Today: 6,360 cfs |
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 | 6,110 | — |
| May 27, 2026 | 6,040 | — |
| May 26, 2026 | 5,980 | — |
| May 25, 2026 | 6,000 | — |
| May 24, 2026 | 6,200 | — |
| May 23, 2026 | 6,090 | — |
| May 22, 2026 | 6,180 | — |
| May 21, 2026 | 6,300 | — |
| May 20, 2026 | 6,440 | — |
| May 19, 2026 | 6,560 | — |
| May 18, 2026 | 6,660 | — |
| May 17, 2026 | 6,770 | — |
| May 16, 2026 | 6,890 | — |
| May 15, 2026 | 7,040 | — |
| Apr 20, 2026 | 10,400 | — |
| Apr 19, 2026 | 10,700 | — |
| Apr 18, 2026 | 11,500 | — |
| Apr 17, 2026 | 12,400 | — |
| Apr 16, 2026 | 13,500 | — |
| Apr 15, 2026 | 12,700 | — |
| Apr 14, 2026 | 13,300 | — |
| Apr 13, 2026 | 14,100 | — |
| Apr 12, 2026 | 13,300 | — |
| Apr 11, 2026 | 11,500 | — |
| Apr 10, 2026 | 10,300 | — |
| Apr 9, 2026 | 9,340 | — |
| Apr 8, 2026 | 8,920 | — |
| Apr 7, 2026 | 8,980 | — |
| Apr 6, 2026 | 9,320 | — |
| Apr 5, 2026 | 9,550 | — |
Station Information
- USGS Site No
- 11530500
- State
- CA
- County
- Del Norte County
- Coordinates
- 41.5109, -123.9795
- Drainage Area
- 12,100 mi²
- Datum (ft)
- 5.4
- HUC Code
- 18010209
Flood Stage Thresholds
- Action Stage
- 30.0 ft
- Flood Stage
- 38.0 ft
- Moderate Flood
- 42.0 ft
- Major Flood
- 46.0 ft
Currently 28.28 ft below flood stage.
Recent Extremes
- Max discharge
-
135,000 cfsFeb 25, 2026
- Min discharge
-
2,680 cfsSep 6, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Redwood C at Orick CAHigh15.1 mi · 194 cfs
-
Smith River near Crescent City CANormal20.0 mi · 658 cfs
-
Klamath River at OrleansHigh27.2 mi · 3,720 cfs
-
Salmon River at Somes Bar CAHigh27.6 mi · 678 cfs
-
Little River near Trinidad CANormal35.0 mi · 18 cfs