USGS Streamgage 11243300
Browns C Cn at Bass Lake, CA
Browns C Cn at Bass Lake, CA is USGS streamgage 11243300 in California, monitoring river discharge in hydrologic subbasin 18040006. Discharge records at this site go back to 1986. Typical flow runs near 0.1 cfs in July and 40.4 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- California
- Subbasin (HUC-8)
- 18040006
- Coordinates
- 37.28745, -119.51958
- USGS site number
- 11243300
- Records begin
- 1986-10-01 (40 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 39 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 | 3.7 | 44.5 | |
| February | 0 | 15.2 | 62.1 | |
| March | 0 | 32.8 | 75.4 | |
| April | 0 | 40.4 | 75.6 | |
| May | 0 | 20.6 | 73.2 | |
| June | 0 | 4.5 | 43.3 | |
| July | 0 | 0.1 | 16.4 | |
| August | 0 | 0 | 4.2 | |
| September | 0 | 0 | 0.9 | |
| October | 0 | 0 | 2.1 | |
| November | 0 | 0 | 6.6 | |
| December | 0 | 1.5 | 19.1 |
All values in cubic feet per second (cfs).
Common questions
- When does Browns C Cn at Bass Lake, CA normally run highest?
- April, on the long-term record. The median daily flow that month is about 40.4 cfs, against 0 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 Browns C Cn at Bass Lake, CA?
- It depends on the month. In January, half of days historically fall near 3.7 cfs, with the middle 80% of days between 0 and 44.5 cfs. The month-by-month table on this page gives the full range.
- How long has Browns C Cn at Bass Lake, CA been measured?
- Discharge records at USGS site 11243300 begin in 1986, about 40 years, covering roughly 8,821 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Browns C Cn at Bass Lake, CA?
- The gauge sits at 37.28745, -119.51958, in California, in hydrologic subbasin 18040006.
- Can I use Browns C Cn at Bass 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.