USGS Streamgage 09494000
White River near Fort Apache, AZ
White River near Fort Apache, AZ is USGS streamgage 09494000 in Arizona, monitoring river discharge in hydrologic subbasin 15060102. It drains a watershed of about 632 square miles. Discharge records at this site go back to 1917. Typical flow runs near 43.3 cfs in July and 356.6 cfs in April, with the higher of the two arriving in April. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.
View live conditions & forecast →
Gauge details
- State
- Arizona
- Drainage area
- 632 sq mi
- Gauge elevation
- 4,359 ft
- Subbasin (HUC-8)
- 15060102
- Coordinates
- 33.73646, -110.16678
- USGS site number
- 09494000
- Records begin
- 1917-10-01 (109 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for White River near Fort Apache, AZ. Each day carries a median estimate and the band the model expects the flow to fall within — not a single number to plan against. Forecasts are re-issued daily; see the live screen for the current outlook.
| Date | Low p10 | Expected p50 | High p90 | Range |
|---|---|---|---|---|
| 171 | 255 | 396 | ||
| 122 | 192 | 318 | ||
| 93.6 | 152 | 263 | ||
| 79.9 | 130 | 225 | ||
| 67.4 | 108 | 182 | ||
| 58.4 | 91.6 | 149 | ||
| 52.5 | 81.7 | 131 | ||
| 48.5 | 75.3 | 119 | ||
| 45.5 | 71 | 111 | ||
| 42.5 | 66.2 | 102 | ||
| 39.2 | 66 | 114 | ||
| 39 | 70.1 | 133 | ||
| 39.2 | 70 | 125 | ||
| 38.1 | 66.8 | 113 |
All values in cubic feet per second (cfs). Estimates only — do not use them for navigation or for any safety, rescue, or emergency decision.
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 69 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 | 31.5 | 59.2 | 218.8 | |
| February | 36.1 | 96 | 369.3 | |
| March | 47.2 | 245.1 | 714.2 | |
| April | 62.6 | 356.6 | 1,137.2 | |
| May | 28.5 | 257.5 | 805.2 | |
| June | 6.8 | 63.1 | 279.8 | |
| July | 10.9 | 43.3 | 140.5 | |
| August | 24.5 | 75.3 | 249 | |
| September | 20.1 | 58.8 | 186 | |
| October | 20.5 | 46.5 | 135.9 | |
| November | 28.1 | 50 | 142.6 | |
| December | 28.8 | 50.5 | 169.9 |
All values in cubic feet per second (cfs).
Common questions
- When does White River near Fort Apache, AZ normally run highest?
- April, on the long-term record. The median daily flow that month is about 356.6 cfs, against 43.3 cfs in July, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for White River near Fort Apache, AZ?
- It depends on the month. In January, half of days historically fall near 59.2 cfs, with the middle 80% of days between 31.5 and 218.8 cfs. The month-by-month table on this page gives the full range.
- How long has White River near Fort Apache, AZ been measured?
- Discharge records at USGS site 09494000 begin in 1917, about 109 years, covering roughly 9,130 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for White River near Fort Apache, AZ?
- Yes. Rivermatics trains a machine-learned model — a temporal-fusion transformer — on this basin's observed flows, weather, and snowpack, and issues a daily flow outlook reaching 14 days ahead: a median estimate inside a confidence band, not a single number to bet on. Every forecast is scored against days the model never trained on, and that track record is published on the live gauge screen. Open live conditions to see the current outlook.
- Where is White River near Fort Apache, AZ?
- The gauge sits at 33.73646, -110.16678, in Arizona, in hydrologic subbasin 15060102, at an elevation of about 4,359 feet, draining roughly 632 square miles.
- Can I use White River near Fort Apache, 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.