USGS Streamgage 09397500
Chevelon Fork below Wildcat Canyon, near Winslow, AZ
Chevelon Fork below Wildcat Canyon, near Winslow, AZ is USGS streamgage 09397500 in Arizona, monitoring river discharge in hydrologic subbasin 15020010. It drains a watershed of about 271 square miles. Discharge records at this site go back to 1947. Typical flow runs near 0 cfs in July and 22.9 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Arizona
- Drainage area
- 271 sq mi
- Gauge elevation
- 5,908 ft
- Subbasin (HUC-8)
- 15020010
- Coordinates
- 34.63639, -110.71361
- USGS site number
- 09397500
- Records begin
- 1947-05-01 (79 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 79 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 | 0.5 | 128.6 | |
| February | 0 | 17.9 | 193.7 | |
| March | 0 | 81.7 | 408.5 | |
| April | 0 | 22.9 | 359.7 | |
| May | 0 | 0.1 | 19 | |
| June | 0 | 0 | 0 | |
| July | 0 | 0 | 0 | |
| August | 0 | 0 | 2.3 | |
| September | 0 | 0 | 2.5 | |
| October | 0 | 0 | 0.3 | |
| November | 0 | 0 | 6.6 | |
| December | 0 | 0 | 46.7 |
All values in cubic feet per second (cfs).
Common questions
- When does Chevelon Fork below Wildcat Canyon, near Winslow, AZ normally run highest?
- March, on the long-term record. The median daily flow that month is about 81.7 cfs, against 0 cfs in June, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Chevelon Fork below Wildcat Canyon, near Winslow, AZ?
- It depends on the month. In January, half of days historically fall near 0.5 cfs, with the middle 80% of days between 0 and 128.6 cfs. The month-by-month table on this page gives the full range.
- How long has Chevelon Fork below Wildcat Canyon, near Winslow, AZ been measured?
- Discharge records at USGS site 09397500 begin in 1947, about 79 years, covering roughly 9,126 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Chevelon Fork below Wildcat Canyon, near Winslow, AZ?
- The gauge sits at 34.63639, -110.71361, in Arizona, in hydrologic subbasin 15020010, at an elevation of about 5,908 feet, draining roughly 271 square miles.
- Can I use Chevelon Fork below Wildcat Canyon, near Winslow, AZ 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.