USGS Streamgage 06073500
Dearborn River near Craig, MT
Dearborn River near Craig, MT is USGS streamgage 06073500 in Montana, monitoring river discharge in hydrologic subbasin 10030102. It drains a watershed of about 322 square miles. Discharge records at this site go back to 1945. Typical flow runs near 129.5 cfs in July and 183.3 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Montana
- Drainage area
- 322 sq mi
- Gauge elevation
- 3,802 ft
- Subbasin (HUC-8)
- 10030102
- Coordinates
- 47.19902, -112.09591
- USGS site number
- 06073500
- Records begin
- 1945-10-01 (81 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 81 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 | 29.3 | 48.5 | 86.6 | |
| February | 29.8 | 49.2 | 89 | |
| March | 38 | 61.5 | 167.5 | |
| April | 81.4 | 183.3 | 461.8 | |
| May | 234.8 | 541.7 | 1,321.9 | |
| June | 220.1 | 444.3 | 1,398.4 | |
| July | 61.3 | 129.5 | 366.5 | |
| August | 21.7 | 50.8 | 121.3 | |
| September | 22.6 | 43.2 | 83.1 | |
| October | 31.6 | 57.9 | 109 | |
| November | 35.1 | 61.8 | 118.2 | |
| December | 30.3 | 52.8 | 108 |
All values in cubic feet per second (cfs).