Knik River near Palmer AK
USGS Site No: 15281000 • Knik River • Matanuska-Susitna Borough, AK
Knik River near Palmer AK on the Knik River is currently at 4,500 cfs (High — 81th percentile for this date) . Gage height: 7.09 ft. This station is at or above flood stage.
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 | 1,290 | |
| 25th | Low threshold | 2,130 | |
| 50th (Median) | Normal (median) | 2,580 | |
| 75th | High threshold | 3,470 | |
| 95th | Very High threshold | 6,710 | Today: 4,500 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 | 4,450 | — |
| May 27, 2026 | 4,360 | — |
| May 26, 2026 | 4,040 | — |
| May 25, 2026 | 4,010 | — |
| May 24, 2026 | 4,070 | — |
| May 23, 2026 | 4,120 | — |
| May 22, 2026 | 4,170 | — |
| May 21, 2026 | 4,270 | — |
| May 19, 2026 | 4,260 | — |
| May 18, 2026 | 4,110 | — |
| May 17, 2026 | 4,010 | — |
| May 16, 2026 | 3,810 | — |
| May 15, 2026 | 3,640 | — |
| Oct 24, 2025 | 3,850 | — |
| Oct 23, 2025 | 3,860 | — |
| Oct 22, 2025 | 4,030 | — |
| Oct 21, 2025 | 4,360 | — |
| Oct 20, 2025 | 4,800 | — |
| Oct 19, 2025 | 5,360 | — |
| Oct 18, 2025 | 5,840 | — |
| Oct 17, 2025 | 6,030 | — |
| Oct 16, 2025 | 6,020 | — |
| Oct 15, 2025 | 6,060 | — |
| Oct 14, 2025 | 6,210 | — |
| Oct 13, 2025 | 6,090 | — |
| Oct 12, 2025 | 6,270 | — |
| Oct 11, 2025 | 7,030 | — |
| Oct 10, 2025 | 7,710 | — |
| Oct 9, 2025 | 7,890 | — |
| Oct 8, 2025 | 7,160 | — |
Station Information
- USGS Site No
- 15281000
- State
- AK
- County
- Matanuska-Susitna Borough
- Coordinates
- 61.5045, -149.0328
- Drainage Area
- 1,220 mi²
- Datum (ft)
- 33.6
- HUC Code
- 19020402
Flood Stage Thresholds
- Action Stage
- 13.0 ft
Recent Extremes
- Max discharge
-
42,600 cfsAug 30, 2025
- Min discharge
-
2,230 cfsApr 25, 2025
Computed from the local daily-values archive.
Nearby Gauges
-
Matanuska River at Palmer AKHigh7.3 mi · 2,120 cfs
-
Moose C near Palmer AKNormal12.4 mi · 64 cfs
-
L Susitna River near Palmer AKHigh15.6 mi · 124 cfs
-
Ship C near Anchorage AKNormal27.7 mi · 130 cfs
-
Willow C near Willow AKHigh33.9 mi · 482 cfs