USGS Streamgage 11354510
Knoch Canal A Fall River Mills, CA
Knoch Canal A Fall River Mills, CA is USGS streamgage 11354510 in California, monitoring river discharge in hydrologic subbasin 18020003. Discharge records at this site go back to 2010. Typical flow runs near 17.9 cfs in July and 14.5 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- California
- Gauge elevation
- 3,290 ft
- Subbasin (HUC-8)
- 18020003
- Coordinates
- 41.00167, -121.43806
- USGS site number
- 11354510
- Records begin
- 2010-10-01 (16 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 15 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 | 12.6 | 13.9 | 19.8 | |
| February | 12.8 | 13.9 | 20 | |
| March | 11.7 | 14 | 18.8 | |
| April | 10.3 | 14.5 | 20 | |
| May | 13.9 | 16.5 | 20.2 | |
| June | 13.3 | 17.1 | 20 | |
| July | 14.1 | 17.9 | 22.4 | |
| August | 14 | 16.1 | 23.3 | |
| September | 12.7 | 15.3 | 22.9 | |
| October | 12.1 | 14.6 | 21.8 | |
| November | 12 | 14.3 | 19.7 | |
| December | 11 | 14 | 19.9 |
All values in cubic feet per second (cfs).
Common questions
- When does Knoch Canal A Fall River Mills, CA normally run highest?
- July, on the long-term record. The median daily flow that month is about 17.9 cfs, against 13.9 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 Knoch Canal A Fall River Mills, CA?
- It depends on the month. In January, half of days historically fall near 13.9 cfs, with the middle 80% of days between 12.6 and 19.8 cfs. The month-by-month table on this page gives the full range.
- How long has Knoch Canal A Fall River Mills, CA been measured?
- Discharge records at USGS site 11354510 begin in 2010, about 16 years, covering roughly 5,233 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Knoch Canal A Fall River Mills, CA?
- The gauge sits at 41.00167, -121.43806, in California, in hydrologic subbasin 18020003, at an elevation of about 3,290 feet.
- Can I use Knoch Canal A Fall River Mills, 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
- Pit River below Pit No 1 Ph near Fall River Mills, CA
- Hat C near Hat Creek, CA
- Hat C below Hat No 1 Diversion Dam near Burney, CA
- Hat C Low Flow Release below Baum Lake near Burney, CA
- Hat C near Burney, CA
- Pit River below Lake Britton Dam near Burney, CA
- Pit River below Pit No 4 Dam, CA
- Nelson C Overflow Weir below Pp Diversion near Big Bend, CA