USGS Streamgage 06026210
Big Hole River near Glen, MT
Big Hole River near Glen, MT is USGS streamgage 06026210 in Montana, monitoring river discharge in hydrologic subbasin 10020004. It drains a watershed of about 2,668 square miles. Discharge records at this site go back to 1997. Typical flow runs near 813.2 cfs in July and 1,229.8 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Montana
- Drainage area
- 2,668 sq mi
- Gauge elevation
- 4,844 ft
- Subbasin (HUC-8)
- 10020004
- Coordinates
- 45.44009, -112.55609
- USGS site number
- 06026210
- Records begin
- 1997-09-11 (29 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 28 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.
| Month | Low p10 | Typical p50 | High p90 | Range |
|---|---|---|---|---|
| January | — | 347.2 | — | |
| February | — | 330.1 | — | |
| March | 355.8 | 469.9 | 1,214.5 | |
| April | 541.6 | 1,229.8 | 2,440.7 | |
| May | 1,086 | 2,563.2 | 5,401.9 | |
| June | 1,316.1 | 2,895.7 | 6,092 | |
| July | 370.9 | 813.2 | 1,879 | |
| August | 162.4 | 279.7 | 590.2 | |
| September | 182.3 | 293.9 | 488.8 | |
| October | 307.8 | 484.4 | 645 | |
| November | — | 429.3 | — | |
| December | — | 371 | — |
All values in cubic feet per second (cfs).