North Platte Riv above Seminoe Reservoir, near Sinclair, WY
USGS Site No: 06630000 • North Platte River • Carbon County, WY
North Platte Riv above Seminoe Reservoir, near Sinclair, WY on the North Platte River is currently at 1,230 cfs (Very Low — 8th percentile for this date) . Gage height: 4.20 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for June 11 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 | 1,620 | Today: 1,230 cfs |
| 25th | Low threshold | 3,060 | |
| 50th (Median) | Normal (median) | 4,620 | |
| 75th | High threshold | 6,770 | |
| 95th | Very High threshold | 11,300 |
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 | 1,110 | — |
| May 27, 2026 | 1,100 | — |
| May 26, 2026 | 1,110 | — |
| May 25, 2026 | 1,200 | — |
| May 24, 2026 | 1,360 | — |
| May 23, 2026 | 1,510 | — |
| May 22, 2026 | 1,830 | — |
| May 21, 2026 | 1,910 | — |
| May 20, 2026 | 1,750 | — |
| May 19, 2026 | 1,490 | — |
| May 18, 2026 | 1,310 | — |
| May 17, 2026 | 975 | — |
| May 16, 2026 | 956 | — |
| May 15, 2026 | 888 | — |
| Apr 20, 2026 | 584 | — |
| Apr 19, 2026 | 573 | — |
| Apr 18, 2026 | 630 | — |
| Apr 17, 2026 | 649 | — |
| Apr 16, 2026 | 665 | — |
| Apr 15, 2026 | 678 | — |
| Apr 14, 2026 | 699 | — |
| Apr 13, 2026 | 702 | — |
| Apr 12, 2026 | 649 | — |
| Apr 11, 2026 | 632 | — |
| Apr 10, 2026 | 632 | — |
| Apr 9, 2026 | 661 | — |
| Apr 8, 2026 | 746 | — |
| Apr 7, 2026 | 800 | — |
| Apr 6, 2026 | 785 | — |
| Apr 5, 2026 | 869 | — |
Station Information
- USGS Site No
- 06630000
- State
- WY
- County
- Carbon County
- Coordinates
- 41.8722, -107.0576
- Drainage Area
- 4,184 mi²
- Datum (ft)
- 6,404.4
- HUC Code
- 10180002
Flood Stage Thresholds
- Action Stage
- 8.5 ft
- Flood Stage
- 9.0 ft
- Moderate Flood
- 10.0 ft
- Major Flood
- 11.0 ft
Currently 4.80 ft below flood stage.
Recent Extremes
- Max discharge
-
3,270 cfsJun 3, 2025
- Min discharge
-
92 cfsAug 23, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Medicine Bow River above Seminoe Reservoir, near Hanna, WYVery Low29.6 mi · 39 cfs
-
Muddy Creek Above Olson Draw, Near Dad, WYNormal39.1 mi · 8 cfs
-
Medicine Bow River above East Fork Med Bow near Elk Mountain, WYLow40.2 mi · 257 cfs
- Unknown
-
Encampment River at Mouth, Near Encampment, WYLow43.1 mi · 579 cfs