USGS Streamgage 11345500
SF Pit River near Likely, CA
SF Pit River near Likely, CA is USGS streamgage 11345500 in California, monitoring river discharge in hydrologic subbasin 18020002. It drains a watershed of about 247 square miles. Discharge records at this site go back to 1928. Typical flow runs near 95.8 cfs in July and 79.5 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- California
- Drainage area
- 247 sq mi
- Gauge elevation
- 4,512 ft
- Subbasin (HUC-8)
- 18020002
- Coordinates
- 41.23069, -120.43715
- USGS site number
- 11345500
- Records begin
- 1928-10-01 (98 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 98 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 | 5.2 | 21 | 48.8 | |
| February | 4.4 | 23.3 | 61.5 | |
| March | 5.1 | 32.1 | 86.6 | |
| April | 22.4 | 79.5 | 227.5 | |
| May | 74.6 | 189.9 | 434 | |
| June | 63.9 | 137.6 | 330.4 | |
| July | 28.9 | 95.8 | 175.3 | |
| August | 30.2 | 120.2 | 186.3 | |
| September | 15.5 | 49.4 | 113.1 | |
| October | 17.9 | 28 | 46 | |
| November | 7.1 | 24.9 | 40.4 | |
| December | 5.6 | 20 | 43.5 |
All values in cubic feet per second (cfs).
Common questions
- When does SF Pit River near Likely, CA normally run highest?
- May, on the long-term record. The median daily flow that month is about 189.9 cfs, against 20 cfs in December, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for SF Pit River near Likely, CA?
- It depends on the month. In January, half of days historically fall near 21 cfs, with the middle 80% of days between 5.2 and 48.8 cfs. The month-by-month table on this page gives the full range.
- How long has SF Pit River near Likely, CA been measured?
- Discharge records at USGS site 11345500 begin in 1928, about 98 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 SF Pit River near Likely, CA?
- The gauge sits at 41.23069, -120.43715, in California, in hydrologic subbasin 18020002, at an elevation of about 4,512 feet, draining roughly 247 square miles.
- Can I use SF Pit River near Likely, 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.