USGS Streamgage 09299500
Whiterocks River near Whiterocks, UT
Whiterocks River near Whiterocks, UT is USGS streamgage 09299500 in Utah, monitoring river discharge in hydrologic subbasin 14060003. It drains a watershed of about 109 square miles. Discharge records at this site go back to 1902. Typical flow runs near 157.4 cfs in July and 39.9 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Utah
- Drainage area
- 109 sq mi
- Gauge elevation
- 7,209 ft
- Subbasin (HUC-8)
- 14060003
- Coordinates
- 40.59357, -109.93237
- USGS site number
- 09299500
- Records begin
- 1902-05-01 (124 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 97 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 | 21.2 | 28.3 | 38.1 | |
| February | 19.8 | 26 | 34 | |
| March | 20.1 | 26.8 | 35.7 | |
| April | 25.7 | 39.9 | 79.6 | |
| May | 85.5 | 204.6 | 571.9 | |
| June | 117 | 291.6 | 791.6 | |
| July | 77 | 157.4 | 298.6 | |
| August | 60.4 | 117.4 | 184.3 | |
| September | 51.4 | 81.7 | 145.6 | |
| October | 40.6 | 58.1 | 110.9 | |
| November | 29.5 | 40.4 | 64.4 | |
| December | 24.2 | 32.2 | 47.3 |
All values in cubic feet per second (cfs).
Other gauges in this subbasin
- Uinta River at Randlett, UT
- Duchesne River near Randlett, UT
- Duchesne River near Hanna, UT
- Duchesne River near Tabiona, UT
- Rock Creek near Mountain Home, UT
- Lake Fork River Ab Moon Lake, near Mountain Home, UT
- Lake Fork River below Moon Lake near Mountain Home, UT
- Yellowstone River @ Bridge Cmpgrnd near Altonah, UT