Gunnison River at Delta, CO
USGS Site No: 09144250 • Gunnison River • Delta County, CO
Gunnison River at Delta, CO on the Gunnison River is currently at 754 cfs (Normal — 30th percentile for this date) . Gage height: 1.80 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 | 588 | |
| 25th | Low threshold | 692 | |
| 50th (Median) | Normal (median) | 988 | Today: 754 cfs |
| 75th | High threshold | 1,410 | |
| 95th | Very High threshold | 2,490 |
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 | 1,120 | — |
| May 27, 2026 | 812 | — |
| May 26, 2026 | 712 | — |
| May 24, 2026 | 614 | — |
| May 23, 2026 | 623 | — |
| May 22, 2026 | 574 | — |
| May 21, 2026 | 586 | — |
| May 20, 2026 | 649 | — |
| May 19, 2026 | 765 | — |
| May 18, 2026 | 802 | — |
| May 17, 2026 | 816 | — |
| May 16, 2026 | 918 | — |
| May 15, 2026 | 1,040 | — |
| Apr 20, 2026 | 712 | — |
| Apr 19, 2026 | 746 | — |
| Apr 18, 2026 | 746 | — |
| Apr 17, 2026 | 722 | — |
| Apr 16, 2026 | 687 | — |
| Apr 15, 2026 | 622 | — |
| Apr 14, 2026 | 525 | — |
| Apr 13, 2026 | 499 | — |
| Apr 12, 2026 | 522 | — |
| Apr 11, 2026 | 533 | — |
| Apr 10, 2026 | 553 | — |
| Apr 9, 2026 | 588 | — |
| Apr 8, 2026 | 604 | — |
| Apr 7, 2026 | 659 | — |
| Apr 5, 2026 | 710 | — |
| Apr 4, 2026 | 788 | — |
| Apr 3, 2026 | 916 | — |
Station Information
- USGS Site No
- 09144250
- State
- CO
- County
- Delta County
- Coordinates
- 38.7530, -108.0784
- Drainage Area
- 5,636 mi²
- Datum (ft)
- 4,918.8
- HUC Code
- 14020005
Flood Stage Thresholds
- Action Stage
- 9.5 ft
- Flood Stage
- 12.0 ft
- Moderate Flood
- 14.0 ft
- Major Flood
- 15.0 ft
Currently 10.20 ft below flood stage.
Recent Extremes
- Max discharge
-
4,920 cfsJun 1, 2025
- Min discharge
-
475 cfsDec 31, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Uncompahgre River at Delta, COVery Low0.8 mi · 107 cfs
-
Loutsenhizer Arroyo at Highway 50 Near Olathe CONormal8.1 mi · 65 cfs
-
Escalante Creek Near Delta, Co.Normal9.8 mi · 6 cfs
-
Surface Creek at Cedaredge, Co.Very High13.3 mi · 27 cfs
-
North Fork Gunnison River Above Mouth near Lazear, COVery High13.4 mi · 362 cfs