USGS Streamgage 11143200
Carmel River A Robles del Rio, CA
Carmel River A Robles del Rio, CA is USGS streamgage 11143200 in California, monitoring river discharge in hydrologic subbasin 18060006. It drains a watershed of about 193 square miles. Discharge records at this site go back to 1955. Typical flow runs near 5.7 cfs in July and 74.8 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- California
- Drainage area
- 193 sq mi
- Gauge elevation
- 271 ft
- Subbasin (HUC-8)
- 18060006
- Coordinates
- 36.47486, -121.72889
- USGS site number
- 11143200
- Records begin
- 1955-12-23 (71 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 | 2.7 | 54.8 | 600 | |
| February | 11.8 | 99 | 915.4 | |
| March | 14 | 120.9 | 663.5 | |
| April | 6.1 | 74.8 | 409.4 | |
| May | 2.3 | 34.4 | 139.1 | |
| June | 0.3 | 11.9 | 59.1 | |
| July | 0 | 5.7 | 25.2 | |
| August | 0 | 2.6 | 13.5 | |
| September | 0 | 2.4 | 11.1 | |
| October | 0 | 2.8 | 13.1 | |
| November | 0 | 5 | 26.5 | |
| December | 0.6 | 16.8 | 174.6 |
All values in cubic feet per second (cfs).
Common questions
- When does Carmel River A Robles del Rio, CA normally run highest?
- March, on the long-term record. The median daily flow that month is about 120.9 cfs, against 2.4 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Carmel River A Robles del Rio, CA?
- It depends on the month. In January, half of days historically fall near 54.8 cfs, with the middle 80% of days between 2.7 and 600 cfs. The month-by-month table on this page gives the full range.
- How long has Carmel River A Robles del Rio, CA been measured?
- Discharge records at USGS site 11143200 begin in 1955, about 71 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 Carmel River A Robles del Rio, CA?
- The gauge sits at 36.47486, -121.72889, in California, in hydrologic subbasin 18060006, at an elevation of about 271 feet, draining roughly 193 square miles.
- Can I use Carmel River A Robles del Rio, 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.