USGS Streamgage 09319000
Ephraim Tunnel near Ephraim, UT
Ephraim Tunnel near Ephraim, UT is USGS streamgage 09319000 in Utah, monitoring river discharge in hydrologic subbasin 14060009. It drains a watershed of about 0 square miles. Discharge records at this site go back to 1960. Typical flow runs near 2.6 cfs in July and 0.1 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Utah
- Drainage area
- 0 sq mi
- Gauge elevation
- 9,705 ft
- Subbasin (HUC-8)
- 14060009
- Coordinates
- 39.32969, -111.43157
- USGS site number
- 09319000
- Records begin
- 1960-10-01 (66 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 44 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 | 0.1 | 0.2 | 0.3 | |
| February | 0.1 | 0.1 | 0.3 | |
| March | 0.1 | 0.1 | 0.3 | |
| April | 0 | 0.1 | 2.1 | |
| May | 1.3 | 9.9 | 37.1 | |
| June | 4.1 | 14.4 | 42.3 | |
| July | 0.4 | 2.6 | 11.5 | |
| August | 0 | 0.3 | 3.3 | |
| September | 0 | 0 | 0.7 | |
| October | 0 | 0.1 | 10.8 | |
| November | 0.1 | 0.2 | 0.5 | |
| December | 0.1 | 0.2 | 0.3 |
All values in cubic feet per second (cfs).