USGS Streamgage 11414700
Jackson C below Jackson Lake, CA
Jackson C below Jackson Lake, CA is USGS streamgage 11414700 in California, monitoring river discharge in hydrologic subbasin 18020125. It drains a watershed of about 1 square miles. Discharge records at this site go back to 1989. Typical flow runs near 1.1 cfs in July and 1.1 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- California
- Drainage area
- 1 sq mi
- Subbasin (HUC-8)
- 18020125
- Coordinates
- 39.46462, -120.56382
- USGS site number
- 11414700
- Records begin
- 1989-01-20 (37 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 37 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 | 0.9 | 1.1 | 1.6 | |
| February | 0.9 | 1.1 | 1.7 | |
| March | 0.9 | 1.1 | 1.8 | |
| April | 0.9 | 1.1 | 1.7 | |
| May | 0.9 | 1.2 | 1.9 | |
| June | 0.9 | 1.2 | 1.9 | |
| July | 0.9 | 1.1 | 1.8 | |
| August | 0.9 | 1.1 | 1.8 | |
| September | 0.9 | 1.1 | 1.6 | |
| October | 0.9 | 1.1 | 1.7 | |
| November | 0.9 | 1.1 | 1.7 | |
| December | 0.9 | 1.1 | 1.7 |
All values in cubic feet per second (cfs).
Common questions
- When does Jackson C below Jackson Lake, CA normally run highest?
- May, on the long-term record. The median daily flow that month is about 1.2 cfs, against 1.1 cfs in January, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Jackson C below Jackson Lake, CA?
- It depends on the month. In January, half of days historically fall near 1.1 cfs, with the middle 80% of days between 0.9 and 1.6 cfs. The month-by-month table on this page gives the full range.
- How long has Jackson C below Jackson Lake, CA been measured?
- Discharge records at USGS site 11414700 begin in 1989, about 37 years, covering roughly 8,719 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Jackson C below Jackson Lake, CA?
- The gauge sits at 39.46462, -120.56382, in California, in hydrologic subbasin 18020125, draining roughly 1 square miles.
- Can I use Jackson C below Jackson Lake, 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
- Bowman-Spaulding Cn Intake near Graniteville, CA
- Bowman Spaulding Cn A Jordan C Siphon, CA
- Canyon C below Bowman Lake, CA
- Texas C below Lo Rock Lake near Graniteville, CA
- Texas C Tributary below Culbertson Lake near Granitvle, CA
- Lindsey C below Lo Lindsey Lake near Graniteville, CA
- Yuba River below Englebright Dam near Smartsville, CA
- Deer C near Smartsville, CA