USGS Streamgage 10147100
Summit Creek above Summit Creek Canal near Santaquin, UT
Summit Creek above Summit Creek Canal near Santaquin, UT is USGS streamgage 10147100 in Utah, monitoring river discharge in hydrologic subbasin 16020201. It drains a watershed of about 18 square miles. Discharge records at this site go back to 2015. Typical flow runs near 8.6 cfs in July and 15.6 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Utah
- Drainage area
- 18 sq mi
- Gauge elevation
- 5,352 ft
- Subbasin (HUC-8)
- 16020201
- Coordinates
- 39.94447, -111.77489
- USGS site number
- 10147100
- Records begin
- 2015-12-01 (11 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 | 2.5 | 4.8 | 7.6 | |
| February | 2.7 | 4.6 | 9.9 | |
| March | 3.3 | 5.5 | 15.1 | |
| April | 6.3 | 15.6 | 43.1 | |
| May | 11.3 | 34.7 | 128.5 | |
| June | 6.6 | 15.8 | 78.2 | |
| July | 3.8 | 8.6 | 22 | |
| August | 3.2 | 6.8 | 20.3 | |
| September | 2.9 | 6.1 | 16.4 | |
| October | 3.8 | 6.1 | 12 | |
| November | 3.5 | 5.6 | 10 | |
| December | 2.4 | 4.5 | 8.1 |
All values in cubic feet per second (cfs).
Common questions
- When does Summit Creek above Summit Creek Canal near Santaquin, UT normally run highest?
- May, on the long-term record. The median daily flow that month is about 34.7 cfs, against 4.5 cfs in December, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Summit Creek above Summit Creek Canal near Santaquin, UT?
- It depends on the month. In January, half of days historically fall near 4.8 cfs, with the middle 80% of days between 2.5 and 7.6 cfs. The month-by-month table on this page gives the full range.
- How long has Summit Creek above Summit Creek Canal near Santaquin, UT been measured?
- Discharge records at USGS site 10147100 begin in 2015, about 11 years, covering roughly 3,896 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Summit Creek above Summit Creek Canal near Santaquin, UT?
- The gauge sits at 39.94447, -111.77489, in Utah, in hydrologic subbasin 16020201, at an elevation of about 5,352 feet, draining roughly 18 square miles.
- Can I use Summit Creek above Summit Creek Canal near Santaquin, UT data for flood or safety decisions?
- No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.