USGS Streamgage 09403850
Kanab Creek above the Mouth near Supai, AZ
Kanab Creek above the Mouth near Supai, AZ is USGS streamgage 09403850 in Arizona, monitoring river discharge in hydrologic subbasin 15010003. It sits on the Kanab Creek, alongside 1 other gauge Rivermatics tracks on the same river. It drains a watershed of about 2,367 square miles. Discharge records at this site go back to 1990. Typical flow runs near 3.7 cfs in July and 4.1 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
- 2,367 sq mi
- Gauge elevation
- 1,920 ft
- Subbasin (HUC-8)
- 15010003
- Coordinates
- 36.39582, -112.63186
- USGS site number
- 09403850
- Records begin
- 1990-11-02 (36 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for Kanab Creek above the Mouth near Supai, 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 |
|---|---|---|---|---|
| 3.9 | 4.3 | 17.6 | ||
| 3.7 | 5.7 | 134 | ||
| 3.7 | 5.2 | 45.4 | ||
| 3.6 | 6.5 | 100 | ||
| 3.4 | 5 | 36.3 | ||
| 3.3 | 4.5 | 17.7 | ||
| 3.4 | 4.9 | 30.6 | ||
| 3.3 | 4.4 | 10.9 | ||
| 3.2 | 4.4 | 8.8 | ||
| 3.1 | 4 | 7.2 | ||
| 3.2 | 4 | 8.4 | ||
| 3.3 | 4.7 | 44.6 | ||
| 3.2 | 4.4 | 18.4 | ||
| 2.9 | 4 | 7.1 |
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 36 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 | 3.4 | 3.9 | 41.2 | |
| February | 3.3 | 4 | 42.1 | |
| March | 3.3 | 4.9 | 108.2 | |
| April | 3.3 | 4.1 | 103.3 | |
| May | 3.2 | 3.8 | 19.7 | |
| June | 3 | 3.5 | 24.1 | |
| July | 2.9 | 3.7 | 84 | |
| August | 2.8 | 4.5 | 111.6 | |
| September | 2.9 | 3.7 | 33.9 | |
| October | 3.2 | 3.7 | 35.8 | |
| November | 3.2 | 3.8 | 27.7 | |
| December | 3.3 | 4.1 | 17 |
All values in cubic feet per second (cfs).
Common questions
- When does Kanab Creek above the Mouth near Supai, AZ normally run highest?
- March, on the long-term record. The median daily flow that month is about 4.9 cfs, against 3.5 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 Kanab Creek above the Mouth near Supai, AZ?
- It depends on the month. In January, half of days historically fall near 3.9 cfs, with the middle 80% of days between 3.4 and 41.2 cfs. The month-by-month table on this page gives the full range.
- How long has Kanab Creek above the Mouth near Supai, AZ been measured?
- Discharge records at USGS site 09403850 begin in 1990, about 36 years, covering roughly 3,031 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for Kanab Creek above the Mouth near Supai, 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 Kanab Creek above the Mouth near Supai, AZ?
- The gauge sits at 36.39582, -112.63186, in Arizona, in hydrologic subbasin 15010003, at an elevation of about 1,920 feet, draining roughly 2,367 square miles.
- Can I use Kanab Creek above the Mouth near Supai, 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.
Upstream and downstream on the Kanab Creek
Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Kanab Creek in full.
- Kanab Creek near Kanab, UT 194 sq mi
- Kanab Creek above the Mouth near Supai, AZ this page