Big Lost River near Leslie ID
USGS Site No: 13130300 • Big Lost River • Custer County, ID
Big Lost River near Leslie ID on the Big Lost River is currently at 449 cfs (Very High — 95th percentile for this date) . Gage height: 6.65 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 | 0 | |
| 25th | Low threshold | 0 | |
| 50th (Median) | Normal (median) | 124 | |
| 75th | High threshold | 0 | |
| 95th | Very High threshold | 0 |
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 29, 2026 | 444 | — |
| May 28, 2026 | 422 | — |
| May 27, 2026 | 402 | — |
| May 26, 2026 | 343 | — |
| May 25, 2026 | 302 | — |
| May 24, 2026 | 301 | — |
| May 23, 2026 | 303 | — |
| May 22, 2026 | 332 | — |
| May 21, 2026 | 346 | — |
| May 20, 2026 | 365 | — |
| May 19, 2026 | 394 | — |
| May 18, 2026 | 409 | — |
| May 17, 2026 | 438 | — |
| May 16, 2026 | 451 | — |
| May 15, 2026 | 424 | — |
| Apr 21, 2026 | 54 | — |
| Apr 20, 2026 | 54 | — |
| Apr 19, 2026 | 54 | — |
| Apr 18, 2026 | 53 | — |
| Apr 17, 2026 | 53 | — |
| Apr 16, 2026 | 52 | — |
| Apr 15, 2026 | 50 | — |
| Apr 14, 2026 | 49 | — |
| Apr 13, 2026 | 49 | — |
| Apr 12, 2026 | 47 | — |
| Apr 11, 2026 | 46 | — |
| Apr 10, 2026 | 45 | — |
| Apr 9, 2026 | 44 | — |
| Apr 8, 2026 | 43 | — |
| Apr 7, 2026 | 42 | — |
Station Information
- USGS Site No
- 13130300
- State
- ID
- County
- Custer County
- Coordinates
- 43.8594, -113.4667
- Drainage Area
- 900 mi²
- Datum (ft)
- 5,674.8
- HUC Code
- 17040218
Recent Extremes
- Max discharge
-
466 cfsJun 2, 2025
- Min discharge
-
23 cfsNov 27, 2025
Computed from the local daily-values archive.
Nearby Gauges
-
Big Lost River Below Moore Div near Moore IDNormal7.4 mi · 3 cfs
-
Antelope Creek near Darlington, IDVery High9.0 mi · 139 cfs
-
Lower Cedar Creek above Divs near Mackay IDVery High9.3 mi · 61 cfs
-
Big Lost River below Mackay Reservoir near Mackay IDVery High10.6 mi · 710 cfs
-
Big Lost River at Arco at Sunset Road IDNormal16.8 mi · 0 cfs