USGS Streamgage 11150500
Salinas River near Bradley, CA
Salinas River near Bradley, CA is USGS streamgage 11150500 in California, monitoring river discharge in hydrologic subbasin 18060005. It drains a watershed of about 2,535 square miles. Discharge records at this site go back to 1948. Typical flow runs near 502.7 cfs in July and 266.9 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- California
- Drainage area
- 2,535 sq mi
- Gauge elevation
- 446 ft
- Subbasin (HUC-8)
- 18060005
- Coordinates
- 35.93024, -120.86879
- USGS site number
- 11150500
- Records begin
- 1948-10-01 (78 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 69 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 | 18.7 | 89.4 | 1,637.6 | |
| February | 30.8 | 138.2 | 3,779.3 | |
| March | 43.2 | 223.1 | 2,433.5 | |
| April | 48.8 | 266.9 | 838 | |
| May | 43.4 | 336.4 | 531.4 | |
| June | 114.8 | 422.1 | 582.5 | |
| July | 138.1 | 502.7 | 635.7 | |
| August | 54 | 535.3 | 683.7 | |
| September | 39.8 | 435.7 | 608.4 | |
| October | 28.6 | 231.4 | 441.1 | |
| November | 23.8 | 117.4 | 447.5 | |
| December | 17.3 | 80.4 | 291.8 |
All values in cubic feet per second (cfs).
Common questions
- When does Salinas River near Bradley, CA normally run highest?
- August, on the long-term record. The median daily flow that month is about 535.3 cfs, against 80.4 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 Salinas River near Bradley, CA?
- It depends on the month. In January, half of days historically fall near 89.4 cfs, with the middle 80% of days between 18.7 and 1,637.6 cfs. The month-by-month table on this page gives the full range.
- How long has Salinas River near Bradley, CA been measured?
- Discharge records at USGS site 11150500 begin in 1948, about 78 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 Salinas River near Bradley, CA?
- The gauge sits at 35.93024, -120.86879, in California, in hydrologic subbasin 18060005, at an elevation of about 446 feet, draining roughly 2,535 square miles.
- Can I use Salinas River near Bradley, 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.