USGS Streamgage 09485000
Rincon Creek near Tucson, AZ
Rincon Creek near Tucson, AZ is USGS streamgage 09485000 in Arizona, monitoring river discharge in hydrologic subbasin 15050302. It drains a watershed of about 45 square miles. Discharge records at this site go back to 1952. Typical flow runs near 0 cfs in July and 0.2 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Arizona
- Drainage area
- 45 sq mi
- Gauge elevation
- 3,132 ft
- Subbasin (HUC-8)
- 15050302
- Coordinates
- 32.12977, -110.62583
- USGS site number
- 09485000
- Records begin
- 1952-10-01 (74 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 74 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 | 0.2 | 26.7 | |
| February | 0 | 0.7 | 38 | |
| March | 0 | 0.8 | 39.3 | |
| April | 0 | 0.2 | 10.2 | |
| May | 0 | 0 | 0.4 | |
| June | 0 | 0 | 0 | |
| July | 0 | 0 | 4 | |
| August | 0 | 0 | 21.2 | |
| September | 0 | 0 | 4.3 | |
| October | 0 | 0 | 0.7 | |
| November | 0 | 0 | 0.8 | |
| December | 0 | 0 | 9.4 |
All values in cubic feet per second (cfs).
Common questions
- When does Rincon Creek near Tucson, AZ normally run highest?
- March, on the long-term record. The median daily flow that month is about 0.8 cfs, against 0 cfs in May, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Rincon Creek near Tucson, AZ?
- It depends on the month. In January, half of days historically fall near 0.2 cfs, with the middle 80% of days between 0 and 26.7 cfs. The month-by-month table on this page gives the full range.
- How long has Rincon Creek near Tucson, AZ been measured?
- Discharge records at USGS site 09485000 begin in 1952, about 74 years, covering roughly 8,758 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Rincon Creek near Tucson, AZ?
- The gauge sits at 32.12977, -110.62583, in Arizona, in hydrologic subbasin 15050302, at an elevation of about 3,132 feet, draining roughly 45 square miles.
- Can I use Rincon Creek near Tucson, 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.