USGS Streamgage 11148500
Estrella River near Estrella, CA
Estrella River near Estrella, CA is USGS streamgage 11148500 in California, monitoring river discharge in hydrologic subbasin 18060004. It drains a watershed of about 922 square miles. Discharge records at this site go back to 1954. Typical flow runs near 0 cfs in July and 1.2 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- California
- Drainage area
- 922 sq mi
- Gauge elevation
- 673 ft
- Subbasin (HUC-8)
- 18060004
- Coordinates
- 35.71719, -120.64017
- USGS site number
- 11148500
- Records begin
- 1954-10-01 (72 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 65 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 | 0.8 | 37.7 | |
| February | 0 | 4 | 171.7 | |
| March | 0 | 3.8 | 174 | |
| April | 0 | 1.2 | 34.9 | |
| May | 0 | 0 | 6.9 | |
| June | 0 | 0 | 0.2 | |
| July | 0 | 0 | 0 | |
| August | 0 | 0 | 0 | |
| September | 0 | 0 | 0 | |
| October | 0 | 0 | 0 | |
| November | 0 | 0 | 0.2 | |
| December | 0 | 0 | 5.3 |
All values in cubic feet per second (cfs).
Common questions
- When does Estrella River near Estrella, CA normally run highest?
- February, on the long-term record. The median daily flow that month is about 4 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 Estrella River near Estrella, CA?
- It depends on the month. In January, half of days historically fall near 0.8 cfs, with the middle 80% of days between 0 and 37.7 cfs. The month-by-month table on this page gives the full range.
- How long has Estrella River near Estrella, CA been measured?
- Discharge records at USGS site 11148500 begin in 1954, about 72 years, covering roughly 1,229 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Estrella River near Estrella, CA?
- The gauge sits at 35.71719, -120.64017, in California, in hydrologic subbasin 18060004, at an elevation of about 673 feet, draining roughly 922 square miles.
- Can I use Estrella River near Estrella, CA 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.