Willow C near Willow AK
USGS Site No: 15294005 • Matanuska-Susitna Borough, AK
Willow C near Willow AK is currently at 482 cfs (High — 87th percentile for this date) . Gage height: 2.40 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 | 130 | |
| 25th | Low threshold | 170 | |
| 50th (Median) | Normal (median) | 209 | |
| 75th | High threshold | 336 | |
| 95th | Very High threshold | 579 | Today: 482 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 | 501 | — |
| May 27, 2026 | 477 | — |
| May 26, 2026 | 469 | — |
| May 25, 2026 | 381 | — |
| May 24, 2026 | 293 | — |
| May 23, 2026 | 305 | — |
| May 22, 2026 | 340 | — |
| May 21, 2026 | 367 | — |
| May 20, 2026 | 289 | — |
| May 19, 2026 | 330 | — |
| May 18, 2026 | 338 | — |
| May 17, 2026 | 409 | — |
| May 16, 2026 | 472 | — |
| May 15, 2026 | 448 | — |
| Nov 7, 2025 | 347 | — |
| Nov 4, 2025 | 344 | — |
| Nov 3, 2025 | 365 | — |
| Nov 2, 2025 | 338 | — |
| Nov 1, 2025 | 389 | — |
| Oct 31, 2025 | 410 | — |
| Oct 30, 2025 | 426 | — |
| Oct 29, 2025 | 423 | — |
| Oct 28, 2025 | 446 | — |
| Oct 27, 2025 | 479 | — |
| Oct 26, 2025 | 502 | — |
| Oct 25, 2025 | 523 | — |
| Oct 24, 2025 | 549 | — |
| Oct 23, 2025 | 579 | — |
| Oct 22, 2025 | 608 | — |
| Oct 21, 2025 | 634 | — |
Station Information
- USGS Site No
- 15294005
- State
- AK
- County
- Matanuska-Susitna Borough
- Coordinates
- 61.7808, -149.8844
- Drainage Area
- 167 mi²
- Datum (ft)
- 384.6
- HUC Code
- 190205050605
Flood Stage Thresholds
- Action Stage
- 5.0 ft
- Flood Stage
- 5.9 ft
- Moderate Flood
- 6.8 ft
- Major Flood
- 7.3 ft
Currently 3.50 ft below flood stage.
Recent Extremes
- Max discharge
-
2,540 cfsAug 29, 2025
- Min discharge
-
170 cfsApr 22, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Kashwitna River near Willow AKVery High11.6 mi · 891 cfs
-
L Susitna River near Palmer AKHigh21.9 mi · 124 cfs
-
Moose C near Palmer AKNormal28.0 mi · 64 cfs
-
Matanuska River at Palmer AKHigh29.1 mi · 2,120 cfs
-
Knik River near Palmer AKHigh33.9 mi · 4,500 cfs