USGS Streamgage 09220000
East Fork Smiths Fork near Robertson, WY
East Fork Smiths Fork near Robertson, WY is USGS streamgage 09220000 in Wyoming, monitoring river discharge in hydrologic subbasin 14040107. It drains a watershed of about 55 square miles. Discharge records at this site go back to 1939. Typical flow runs near 100.8 cfs in July and 9.3 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Wyoming
- Drainage area
- 55 sq mi
- Gauge elevation
- 8,488 ft
- Subbasin (HUC-8)
- 14040107
- Coordinates
- 41.05386, -110.39864
- USGS site number
- 09220000
- Records begin
- 1939-07-01 (87 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 86 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 | 2.4 | 5.6 | 9.6 | |
| February | 2.5 | 5.8 | 9.6 | |
| March | 2.6 | 5.9 | 11.3 | |
| April | 3.9 | 9.3 | 29.2 | |
| May | 31.3 | 76.6 | 195.7 | |
| June | 88.8 | 175.1 | 398.4 | |
| July | 42.9 | 100.8 | 184.5 | |
| August | 16.5 | 41.9 | 90.9 | |
| September | 10.2 | 25.9 | 66.5 | |
| October | 8.5 | 14.3 | 28.9 | |
| November | 4.7 | 9.5 | 16.2 | |
| December | 2.7 | 6 | 10.5 |
All values in cubic feet per second (cfs).
Other gauges in this subbasin
- South Creek at Mountain View, WY
- Hams Fork below Pole Creek, near Frontier, WY
- Hams Fork at Diamondville, WY
- Blacks Fork near Little America, WY
- Blacks Fork near Robertson, WY
- Blacks Fork near Millburne, WY
- Blacks Fork below Blacks Fork Canal, near Robertson, WY
- Blacks Fork below Little Blacks Fk at Fort Bridger, WY