USGS Streamgage 11316605
Tiger C below Regulator Reservoir near Pioneer, CA
Tiger C below Regulator Reservoir near Pioneer, CA is USGS streamgage 11316605 in California, monitoring river discharge in hydrologic subbasin 18040012. It drains a watershed of about 7 square miles. Discharge records at this site go back to 2001. Typical flow runs near 5.8 cfs in July and 12.6 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- California
- Drainage area
- 7 sq mi
- Gauge elevation
- 3,510 ft
- Subbasin (HUC-8)
- 18040012
- Coordinates
- 38.47694, -120.45306
- USGS site number
- 11316605
- Records begin
- 2001-10-01 (25 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 24 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 | 7.4 | 7.7 | 8.1 | |
| February | 7.6 | 7.8 | 24.2 | |
| March | 10.4 | 12.9 | 24.8 | |
| April | 9.6 | 12.6 | 17.3 | |
| May | 7.7 | 10 | 12.4 | |
| June | 5.6 | 5.9 | 8.6 | |
| July | 5.5 | 5.8 | 6.3 | |
| August | 3.3 | 3.5 | 4.3 | |
| September | 3.3 | 3.5 | 3.8 | |
| October | 3.4 | 3.6 | 5.6 | |
| November | 5.5 | 5.8 | 6 | |
| December | 5.5 | 5.9 | 6.4 |
All values in cubic feet per second (cfs).
Common questions
- When does Tiger C below Regulator Reservoir near Pioneer, CA normally run highest?
- March, on the long-term record. The median daily flow that month is about 12.9 cfs, against 3.5 cfs in August, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Tiger C below Regulator Reservoir near Pioneer, CA?
- It depends on the month. In January, half of days historically fall near 7.7 cfs, with the middle 80% of days between 7.4 and 8.1 cfs. The month-by-month table on this page gives the full range.
- How long has Tiger C below Regulator Reservoir near Pioneer, CA been measured?
- Discharge records at USGS site 11316605 begin in 2001, about 25 years, covering roughly 8,739 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Tiger C below Regulator Reservoir near Pioneer, CA?
- The gauge sits at 38.47694, -120.45306, in California, in hydrologic subbasin 18040012, at an elevation of about 3,510 feet, draining roughly 7 square miles.
- Can I use Tiger C below Regulator Reservoir near Pioneer, 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.