USGS Streamgage 06110020
Judith River above Carr Creek near Utica, MT
Judith River above Carr Creek near Utica, MT is USGS streamgage 06110020 in Montana, monitoring river discharge in hydrologic subbasin 10040103. It drains a watershed of about 319 square miles. Discharge records at this site go back to 2014. Typical flow runs near 61.1 cfs in July and 10.7 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Montana
- Drainage area
- 319 sq mi
- Gauge elevation
- 4,678 ft
- Subbasin (HUC-8)
- 10040103
- Coordinates
- 46.91772, -110.18894
- USGS site number
- 06110020
- Records begin
- 2014-10-01 (12 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 11 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 | 4 | 8.2 | 14.2 | |
| February | 3.2 | 6.5 | 9.9 | |
| March | 3 | 6.1 | 11.4 | |
| April | 2.9 | 10.7 | 56.9 | |
| May | 24.9 | 182.8 | 493.7 | |
| June | 80.2 | 182.3 | 448.3 | |
| July | 22.2 | 61.1 | 183.1 | |
| August | 11.6 | 22.9 | 57.7 | |
| September | 10 | 15.1 | 37.3 | |
| October | 8.8 | 15.8 | 27 | |
| November | 7.7 | 12.4 | 20.6 | |
| December | 5 | 9.7 | 14.8 |
All values in cubic feet per second (cfs).