USGS Streamgage 11119745
Mission C A Rocky Nook Park A Santa Barbara, CA
Mission C A Rocky Nook Park A Santa Barbara, CA is USGS streamgage 11119745 in California, monitoring river discharge in hydrologic subbasin 18060013. It drains a watershed of about 7 square miles. Discharge records at this site go back to 1983. Typical flow runs near 0 cfs in July and 0.3 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- California
- Drainage area
- 7 sq mi
- Gauge elevation
- 316 ft
- Subbasin (HUC-8)
- 18060013
- Coordinates
- 34.44055, -119.7118
- USGS site number
- 11119745
- Records begin
- 1983-10-28 (43 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 38 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 | 9.7 | |
| February | 0 | 0.5 | 22.4 | |
| March | 0 | 0.5 | 14.8 | |
| April | 0 | 0.3 | 5.5 | |
| May | 0 | 0.2 | 2 | |
| June | 0 | 0.1 | 1 | |
| July | 0 | 0 | 0.4 | |
| August | 0 | 0 | 0.2 | |
| September | 0 | 0 | 0.2 | |
| October | 0 | 0 | 0.5 | |
| November | 0 | 0.1 | 0.7 | |
| December | 0 | 0.2 | 4 |
All values in cubic feet per second (cfs).
Common questions
- When does Mission C A Rocky Nook Park A Santa Barbara, CA normally run highest?
- February, on the long-term record. The median daily flow that month is about 0.5 cfs, against 0 cfs in July, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Mission C A Rocky Nook Park A Santa Barbara, CA?
- 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 9.7 cfs. The month-by-month table on this page gives the full range.
- How long has Mission C A Rocky Nook Park A Santa Barbara, CA been measured?
- Discharge records at USGS site 11119745 begin in 1983, about 43 years, covering roughly 7,367 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Mission C A Rocky Nook Park A Santa Barbara, CA?
- The gauge sits at 34.44055, -119.7118, in California, in hydrologic subbasin 18060013, at an elevation of about 316 feet, draining roughly 7 square miles.
- Can I use Mission C A Rocky Nook Park A Santa Barbara, 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.