USGS Streamgage 09522850
Gila Gravity Canal at Yuma-Mesa Pumping Plant, AZ
Gila Gravity Canal at Yuma-Mesa Pumping Plant, AZ is USGS streamgage 09522850 in Arizona, monitoring river discharge in hydrologic subbasin 15030108. Discharge records at this site go back to 2005. Typical flow runs near 523.4 cfs in July and 380.4 cfs in April, with the higher of the two arriving in July. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.
View live conditions & forecast →
Gauge details
- State
- Arizona
- Gauge elevation
- 202 ft
- Subbasin (HUC-8)
- 15030108
- Coordinates
- 32.68175, -114.47036
- USGS site number
- 09522850
- Records begin
- 2005-09-30 (21 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for Gila Gravity Canal at Yuma-Mesa Pumping Plant, 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 |
|---|---|---|---|---|
| 238 | 386 | 480 | ||
| 246 | 411 | 510 | ||
| 74.5 | 308 | 497 | ||
| 2.6 | 41.9 | 252 | ||
| 1.9 | 15.8 | 173 | ||
| 84.4 | 298 | 443 | ||
| 244 | 397 | 511 | ||
| 223 | 391 | 524 | ||
| 121 | 318 | 481 | ||
| 8.6 | 176 | 394 | ||
| 1.5 | 12.1 | 226 | ||
| 1.9 | 20.2 | 220 | ||
| 118 | 298 | 427 | ||
| 193 | 375 | 509 |
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 21 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 | 3.2 | 137 | 353.3 | |
| February | 2 | 195.6 | 384.9 | |
| March | 4 | 280.4 | 454.5 | |
| April | 4.5 | 380.4 | 536.5 | |
| May | 6.9 | 440.3 | 600.8 | |
| June | 29.4 | 488.3 | 638.4 | |
| July | 49.9 | 523.4 | 647.3 | |
| August | 26.9 | 499.1 | 634.1 | |
| September | 8.7 | 412.3 | 585 | |
| October | 6.1 | 338.9 | 481 | |
| November | 3 | 220.6 | 441.7 | |
| December | 2.3 | 111.5 | 345.1 |
All values in cubic feet per second (cfs).
Common questions
- When does Gila Gravity Canal at Yuma-Mesa Pumping Plant, AZ normally run highest?
- July, on the long-term record. The median daily flow that month is about 523.4 cfs, against 111.5 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 Gila Gravity Canal at Yuma-Mesa Pumping Plant, AZ?
- It depends on the month. In January, half of days historically fall near 137 cfs, with the middle 80% of days between 3.2 and 353.3 cfs. The month-by-month table on this page gives the full range.
- How long has Gila Gravity Canal at Yuma-Mesa Pumping Plant, AZ been measured?
- Discharge records at USGS site 09522850 begin in 2005, about 21 years, covering roughly 7,564 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for Gila Gravity Canal at Yuma-Mesa Pumping Plant, 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 Gila Gravity Canal at Yuma-Mesa Pumping Plant, AZ?
- The gauge sits at 32.68175, -114.47036, in Arizona, in hydrologic subbasin 15030108, at an elevation of about 202 feet.
- Can I use Gila Gravity Canal at Yuma-Mesa Pumping Plant, 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
- McAs Diversion of B Canal near Yuma, AZ
- Unit B Canal near Yuma, AZ
- Yuma Main Canal below Colorado River. Siphon at Yuma, AZ
- 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