Missouri River below Hauser Dam Near Helena Mount
USGS Site No: 06065500 • Missouri River • Lewis and Clark County, MT
Missouri River below Hauser Dam Near Helena Mount on the Missouri River is currently at 3,350 cfs (Low — 13th percentile for this date) . Gage height: 3.34 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 | 3,100 | |
| 25th | Low threshold | 4,380 | Today: 3,350 cfs |
| 50th (Median) | Normal (median) | 5,850 | |
| 75th | High threshold | 11,100 | |
| 95th | Very High threshold | 21,400 |
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 | 3,310 | — |
| May 27, 2026 | 3,340 | — |
| May 26, 2026 | 3,320 | — |
| May 25, 2026 | 3,260 | — |
| May 24, 2026 | 3,230 | — |
| May 23, 2026 | 3,360 | — |
| May 22, 2026 | 3,370 | — |
| May 21, 2026 | 3,350 | — |
| May 20, 2026 | 3,350 | — |
| May 19, 2026 | 3,290 | — |
| May 18, 2026 | 3,270 | — |
| May 17, 2026 | 3,340 | — |
| May 16, 2026 | 3,330 | — |
| May 15, 2026 | 3,310 | — |
| Apr 20, 2026 | 3,310 | — |
| Apr 19, 2026 | 3,260 | — |
| Apr 18, 2026 | 3,270 | — |
| Apr 17, 2026 | 3,240 | — |
| Apr 16, 2026 | 3,190 | — |
| Apr 15, 2026 | 3,120 | — |
| Apr 14, 2026 | 3,130 | — |
| Apr 13, 2026 | 3,280 | — |
| Apr 12, 2026 | 3,190 | — |
| Apr 11, 2026 | 3,180 | — |
| Apr 10, 2026 | 3,230 | — |
| Apr 9, 2026 | 3,230 | — |
| Apr 8, 2026 | 3,220 | — |
| Apr 7, 2026 | 3,320 | — |
| Apr 6, 2026 | 3,350 | — |
| Apr 5, 2026 | 3,310 | — |
Station Information
- USGS Site No
- 06065500
- State
- MT
- County
- Lewis and Clark County
- Coordinates
- 46.7662, -111.8888
- Drainage Area
- 16,669 mi²
- Datum (ft)
- 3,580.0
- HUC Code
- 10030101
Recent Extremes
- Max discharge
-
5,850 cfsMay 24, 2025
- Min discharge
-
2,790 cfsOct 23, 2025
Computed from the local daily-values archive.
Nearby Gauges
-
Tenmile Creek Near Helena MountLow14.6 mi · 17 cfs
-
Missouri River below Holter Dam near Wolf Creek MountLow16.8 mi · 3,420 cfs
-
Prickly Pear Creek Near Clancy MountVery Low17.3 mi · 32 cfs
-
Little Prickly Pear Creek at Wolf Creek MountVery Low18.6 mi · 46 cfs
-
Tenmile Creek Near Rimini MountVery Low24.2 mi · 12 cfs