USGS Streamgage 09292500
Yellowstone River near Altonah, UT
Yellowstone River near Altonah, UT is USGS streamgage 09292500 in Utah, monitoring river discharge in hydrologic subbasin 14060003. It drains a watershed of about 132 square miles. Discharge records at this site go back to 1944. Typical flow runs near 173.7 cfs in July and 57.3 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Utah
- Drainage area
- 132 sq mi
- Gauge elevation
- 7,452 ft
- Subbasin (HUC-8)
- 14060003
- Coordinates
- 40.51189, -110.34155
- USGS site number
- 09292500
- Records begin
- 1944-10-01 (82 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 82 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 | 37.9 | 50.8 | 61.6 | |
| February | 38.4 | 47.3 | 57.8 | |
| March | 39.5 | 47.4 | 58 | |
| April | 43.3 | 57.3 | 91.3 | |
| May | 95.7 | 199.9 | 494.5 | |
| June | 157.5 | 393.4 | 929.5 | |
| July | 94.5 | 173.7 | 417 | |
| August | 75.3 | 124.8 | 221.6 | |
| September | 66.6 | 102.2 | 179 | |
| October | 59.6 | 86.9 | 130 | |
| November | 50.2 | 69 | 91 | |
| December | 42.5 | 56.9 | 71.3 |
All values in cubic feet per second (cfs).