USGS Streamgage 11440530
Ogilby Canyon C near Pacific, CA
Ogilby Canyon C near Pacific, CA is USGS streamgage 11440530 in California, monitoring river discharge in hydrologic subbasin 18020129. It drains a watershed of about 1 square miles. Discharge records at this site go back to 2017. Typical flow runs near 0 cfs in July and 2.2 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- California
- Drainage area
- 1 sq mi
- Gauge elevation
- 3,854 ft
- Subbasin (HUC-8)
- 18020129
- Coordinates
- 38.763, -120.471
- USGS site number
- 11440530
- Records begin
- 2017-12-15 (9 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 8 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 | — | 0.8 | — | |
| February | — | 1.3 | — | |
| March | — | 1.5 | — | |
| April | — | 2.2 | — | |
| May | — | 0.5 | — | |
| June | — | 0.2 | — | |
| July | — | 0 | — | |
| August | — | 0 | — | |
| September | — | 0 | — | |
| October | — | 0 | — | |
| November | — | 0.1 | — | |
| December | — | 0.3 | — |
All values in cubic feet per second (cfs).
Common questions
- When does Ogilby Canyon C near Pacific, CA normally run highest?
- April, on the long-term record. The median daily flow that month is about 2.2 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 Ogilby Canyon C near Pacific, CA been measured?
- Discharge records at USGS site 11440530 begin in 2017, about 9 years, covering roughly 2,759 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Ogilby Canyon C near Pacific, CA?
- The gauge sits at 38.763, -120.471, in California, in hydrologic subbasin 18020129, at an elevation of about 3,854 feet, draining roughly 1 square miles.
- Can I use Ogilby Canyon C near Pacific, 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.
Other gauges in this subbasin
- Esmeralda C A Pacific, CA
- SF Silver C near Ice House, CA
- Silver C below Junction Dam near Pollock Pines, CA
- Silver C below Camino Diversion Dam, CA
- Brush C below Brush Creek Dam near Pollock Pines, CA
- SF American River near Camino, CA
- SF American River near Placerville, CA
- SF American River near Pilot Hill, CA