USGS Streamgage 09531800
Main Outlet Dr Extension 2 Ab Morelos Dam, AZ
Main Outlet Dr Extension 2 Ab Morelos Dam, AZ is USGS streamgage 09531800 in Arizona, monitoring river discharge in hydrologic subbasin 15030107. Discharge records at this site go back to 1969. Typical flow runs near 0.3 cfs in July and 0.3 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Arizona
- Subbasin (HUC-8)
- 15030107
- Coordinates
- 32.72838, -114.71468
- USGS site number
- 09531800
- Records begin
- 1969-10-01 (57 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 17 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 | 0.3 | 7.4 | |
| February | 0 | 0.3 | 7.5 | |
| March | 0 | 0.3 | 6.4 | |
| April | 0 | 0.3 | 0.4 | |
| May | 0 | 0.3 | 5.7 | |
| June | 0 | 0.3 | 6.9 | |
| July | 0 | 0.3 | 10.7 | |
| August | 0 | 0.3 | 11.2 | |
| September | 0 | 0.3 | 11.2 | |
| October | 0 | 0.3 | 7.8 | |
| November | 0 | 0.3 | 7.7 | |
| December | 0 | 0.3 | 7.5 |
All values in cubic feet per second (cfs).
Common questions
- When does Main Outlet Dr Extension 2 Ab Morelos Dam, AZ normally run highest?
- January, on the long-term record. The median daily flow that month is about 0.3 cfs, against 0.3 cfs in January, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Main Outlet Dr Extension 2 Ab Morelos Dam, AZ?
- It depends on the month. In January, half of days historically fall near 0.3 cfs, with the middle 80% of days between 0 and 7.4 cfs. The month-by-month table on this page gives the full range.
- How long has Main Outlet Dr Extension 2 Ab Morelos Dam, AZ been measured?
- Discharge records at USGS site 09531800 begin in 1969, about 57 years, covering roughly 7,267 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Main Outlet Dr Extension 2 Ab Morelos Dam, AZ?
- The gauge sits at 32.72838, -114.71468, in Arizona, in hydrologic subbasin 15030107.
- Can I use Main Outlet Dr Extension 2 Ab Morelos Dam, 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
- Colorado River below Imperial Dam, Az-Ca
- Colorado River below Laguna Dam, Az-Ca
- Colorado Rvr above Ocean to Ocean Bridge near Yuma, AZ
- Colorado River below Yuma Main Canal Ww at Yuma, AZ
- Gila Gravity Main Canal at Imperial Dam, Az-Ca
- North Gila Main Canal near Yuma, AZ
- North Gila Main Canal No. 2 near Yuma, AZ
- All-American Canal near Imperial Dam, Ca-Az