USGS Streamgage 09448500
Gila River at Head of Safford Valley, near Solomon
Gila River at Head of Safford Valley, near Solomon is USGS streamgage 09448500 in Arizona, monitoring river discharge in hydrologic subbasin 15040005. It drains a watershed of about 7,857 square miles. Discharge records at this site go back to 1914. Typical flow runs near 117.7 cfs in July and 287.8 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Arizona
- Drainage area
- 7,857 sq mi
- Gauge elevation
- 3,097 ft
- Subbasin (HUC-8)
- 15040005
- Coordinates
- 32.88272, -109.47961
- USGS site number
- 09448500
- Records begin
- 1914-08-21 (112 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 106 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 | 130.5 | 207.4 | 1,213.5 | |
| February | 127.1 | 250.3 | 2,109 | |
| March | 109.2 | 369 | 2,220.3 | |
| April | 81.6 | 287.8 | 1,406 | |
| May | 52.6 | 135.9 | 583.6 | |
| June | 31.5 | 62.7 | 183 | |
| July | 40.6 | 117.7 | 407.7 | |
| August | 70.6 | 235.5 | 1,156.1 | |
| September | 60.9 | 165.5 | 852.3 | |
| October | 55.8 | 125.1 | 462.1 | |
| November | 86.2 | 155.9 | 403.4 | |
| December | 107.1 | 191.4 | 725.5 |
All values in cubic feet per second (cfs).
Common questions
- When does Gila River at Head of Safford Valley, near Solomon normally run highest?
- March, on the long-term record. The median daily flow that month is about 369 cfs, against 62.7 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 Gila River at Head of Safford Valley, near Solomon?
- It depends on the month. In January, half of days historically fall near 207.4 cfs, with the middle 80% of days between 130.5 and 1,213.5 cfs. The month-by-month table on this page gives the full range.
- How long has Gila River at Head of Safford Valley, near Solomon been measured?
- Discharge records at USGS site 09448500 begin in 1914, about 112 years, covering roughly 9,125 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Gila River at Head of Safford Valley, near Solomon?
- The gauge sits at 32.88272, -109.47961, in Arizona, in hydrologic subbasin 15040005, at an elevation of about 3,097 feet, draining roughly 7,857 square miles.
- Can I use Gila River at Head of Safford Valley, near Solomon 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.