USGS Streamgage 09537500
Whitewater Draw near Douglas, AZ
Whitewater Draw near Douglas, AZ is USGS streamgage 09537500 in Arizona, monitoring river discharge in hydrologic subbasin 15080301. It drains a watershed of about 1,023 square miles. Discharge records at this site go back to 1912. Typical flow runs near 1.2 cfs in July and 0 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Arizona
- Drainage area
- 1,023 sq mi
- Gauge elevation
- 3,911 ft
- Subbasin (HUC-8)
- 15080301
- Coordinates
- 31.35285, -109.58572
- USGS site number
- 09537500
- Records begin
- 1912-07-01 (114 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 114 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 | 0.1 | 0.9 | |
| February | 0 | 0 | 0.8 | |
| March | 0 | 0 | 0.8 | |
| April | 0 | 0 | 0.7 | |
| May | 0 | 0 | 0.6 | |
| June | 0 | 0 | 0.8 | |
| July | 0 | 1.2 | 83.4 | |
| August | 0 | 2.2 | 99.5 | |
| September | 0 | 0.5 | 16 | |
| October | 0 | 0.1 | 1.7 | |
| November | 0 | 0.1 | 1.1 | |
| December | 0 | 0.1 | 1.1 |
All values in cubic feet per second (cfs).
Common questions
- When does Whitewater Draw near Douglas, AZ normally run highest?
- August, on the long-term record. The median daily flow that month is about 2.2 cfs, against 0 cfs in February, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Whitewater Draw near Douglas, AZ?
- It depends on the month. In January, half of days historically fall near 0.1 cfs, with the middle 80% of days between 0 and 0.9 cfs. The month-by-month table on this page gives the full range.
- How long has Whitewater Draw near Douglas, AZ been measured?
- Discharge records at USGS site 09537500 begin in 1912, about 114 years, covering roughly 8,676 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Whitewater Draw near Douglas, AZ?
- The gauge sits at 31.35285, -109.58572, in Arizona, in hydrologic subbasin 15080301, at an elevation of about 3,911 feet, draining roughly 1,023 square miles.
- Can I use Whitewater Draw near Douglas, 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.