USGS Streamgage 09525500
Yuma Main Canal below Colorado River. Siphon at Yuma, AZ
Yuma Main Canal below Colorado River. Siphon at Yuma, AZ is USGS streamgage 09525500 in Arizona, monitoring river discharge in hydrologic subbasin 15030108. Discharge records at this site go back to 1938. Typical flow runs near 515.9 cfs in July and 773.4 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Arizona
- Gauge elevation
- 123 ft
- Subbasin (HUC-8)
- 15030108
- Coordinates
- 32.7274, -114.62127
- USGS site number
- 09525500
- Records begin
- 1938-10-01 (88 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 27 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 | 164.1 | 341.9 | 468.1 | |
| February | 204.8 | 432.4 | 552 | |
| March | 333.7 | 606.8 | 799.7 | |
| April | 551.4 | 773.4 | 884 | |
| May | 432.1 | 653.2 | 790.2 | |
| June | 312 | 472.1 | 612.4 | |
| July | 356.8 | 515.9 | 680.8 | |
| August | 173.4 | 395.6 | 551.7 | |
| September | 344.8 | 451.1 | 555.3 | |
| October | 528 | 655.1 | 782.9 | |
| November | 330.9 | 520.2 | 614.5 | |
| December | 151.5 | 335.3 | 459.6 |
All values in cubic feet per second (cfs).
Common questions
- When does Yuma Main Canal below Colorado River. Siphon at Yuma, AZ normally run highest?
- April, on the long-term record. The median daily flow that month is about 773.4 cfs, against 335.3 cfs in December, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Yuma Main Canal below Colorado River. Siphon at Yuma, AZ?
- It depends on the month. In January, half of days historically fall near 341.9 cfs, with the middle 80% of days between 164.1 and 468.1 cfs. The month-by-month table on this page gives the full range.
- How long has Yuma Main Canal below Colorado River. Siphon at Yuma, AZ been measured?
- Discharge records at USGS site 09525500 begin in 1938, about 88 years, covering roughly 9,126 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Yuma Main Canal below Colorado River. Siphon at Yuma, AZ?
- The gauge sits at 32.7274, -114.62127, in Arizona, in hydrologic subbasin 15030108, at an elevation of about 123 feet.
- Can I use Yuma Main Canal below Colorado River. Siphon at Yuma, 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.
Other gauges in this subbasin
- Yuma Main Drain above Arizona-Sonora Boundary
- 242 Lateral above Main Drain at Az-Sonora Boundry
- Colorado River at Nib, above Morelos Dam, AZ
- Colorado River below Cooper Wasteway near Yuma, AZ
- Gila Gravity Canal at Yuma-Mesa Pumping Plant, AZ
- McAs Diversion of B Canal near Yuma, AZ
- Unit B Canal near Yuma, AZ