USGS Streamgage 11355010
Pit River below Pit No 1 Ph near Fall River Mills, CA
Pit River below Pit No 1 Ph near Fall River Mills, CA is USGS streamgage 11355010 in California, monitoring river discharge in hydrologic subbasin 18020003. It drains a watershed of about 3,761 square miles. Discharge records at this site go back to 1974. Typical flow runs near 1,179 cfs in July and 1,916.3 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- California
- Drainage area
- 3,761 sq mi
- Gauge elevation
- 2,802 ft
- Subbasin (HUC-8)
- 18020003
- Coordinates
- 40.98322, -121.51193
- USGS site number
- 11355010
- Records begin
- 1974-01-01 (52 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 51 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 | 1,250.3 | 1,632.6 | 3,445.5 | |
| February | 1,258 | 1,783.8 | 5,266.6 | |
| March | 1,296.8 | 2,319.7 | 5,572.9 | |
| April | 1,217.3 | 1,916.3 | 4,339.7 | |
| May | 1,115.8 | 1,622.6 | 3,521.6 | |
| June | 1,004.5 | 1,315.7 | 2,236.3 | |
| July | 929.5 | 1,179 | 1,521.3 | |
| August | 912.8 | 1,160.6 | 1,458.7 | |
| September | 958.4 | 1,190 | 1,535 | |
| October | 1,010.7 | 1,263.9 | 1,647.4 | |
| November | 1,107.7 | 1,363.7 | 1,905.3 | |
| December | 1,181.6 | 1,468.7 | 2,425.8 |
All values in cubic feet per second (cfs).
Common questions
- When does Pit River below Pit No 1 Ph near Fall River Mills, CA normally run highest?
- March, on the long-term record. The median daily flow that month is about 2,319.7 cfs, against 1,160.6 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 Pit River below Pit No 1 Ph near Fall River Mills, CA?
- It depends on the month. In January, half of days historically fall near 1,632.6 cfs, with the middle 80% of days between 1,250.3 and 3,445.5 cfs. The month-by-month table on this page gives the full range.
- How long has Pit River below Pit No 1 Ph near Fall River Mills, CA been measured?
- Discharge records at USGS site 11355010 begin in 1974, about 52 years, covering roughly 9,126 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Pit River below Pit No 1 Ph near Fall River Mills, CA?
- The gauge sits at 40.98322, -121.51193, in California, in hydrologic subbasin 18020003, at an elevation of about 2,802 feet, draining roughly 3,761 square miles.
- Can I use Pit River below Pit No 1 Ph near 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
- 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
- Nelson C Release Weir below Pp Diversion near Big Bend, CA