USGS Streamgage 11023100
Tecolote C Ab Footbridge near San Diego, CA
Tecolote C Ab Footbridge near San Diego, CA is USGS streamgage 11023100 in California, monitoring river discharge in hydrologic subbasin 18070304. It drains a watershed of about 8 square miles. Discharge records at this site go back to 2025. Typical flow runs near 0 cfs in July and 0.5 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- California
- Drainage area
- 8 sq mi
- Gauge elevation
- 102 ft
- Subbasin (HUC-8)
- 18070304
- Coordinates
- 32.78953, -117.18811
- USGS site number
- 11023100
- Records begin
- 2025-01-22 (1 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 2 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 | — | 9.3 | — | |
| February | — | 5.6 | — | |
| March | — | 12 | — | |
| April | — | 0.5 | — | |
| May | — | 0.3 | — | |
| June | — | 0.1 | — | |
| July | — | 0 | — | |
| August | — | 0 | — | |
| September | — | 0.6 | — | |
| October | — | 0.9 | — | |
| November | — | 7.9 | — | |
| December | — | 2.3 | — |
All values in cubic feet per second (cfs).
Common questions
- When does Tecolote C Ab Footbridge near San Diego, CA normally run highest?
- March, on the long-term record. The median daily flow that month is about 12 cfs, against 0 cfs in July, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- How long has Tecolote C Ab Footbridge near San Diego, CA been measured?
- Discharge records at USGS site 11023100 begin in 2025, about 1 years, covering roughly 556 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Tecolote C Ab Footbridge near San Diego, CA?
- The gauge sits at 32.78953, -117.18811, in California, in hydrologic subbasin 18070304, at an elevation of about 102 feet, draining roughly 8 square miles.
- Can I use Tecolote C Ab Footbridge near San Diego, 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.