Rivermatics

USGS Streamgage 11246500

Willow C A Mouth near Auberry, CA

Willow C A Mouth near Auberry, CA is USGS streamgage 11246500 in California, monitoring river discharge in hydrologic subbasin 18040006. It drains a watershed of about 130 square miles. Discharge records at this site go back to 1950. Typical flow runs near 5.4 cfs in July and 50 cfs in April, with the higher of the two arriving in April.

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Gauge details

State
California
Drainage area
130 sq mi
Gauge elevation
1,175 ft
Subbasin (HUC-8)
18040006
Coordinates
37.15078, -119.46041
USGS site number
11246500
Records begin
1950-11-18 (76 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 74 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.

Historical monthly discharge percentiles in cubic feet per second
Month Low p10 Typical p50 High p90 Range
January 3.5 15.1 301.6
February 8 27.7 316.7
March 14.9 43.5 401.9
April 14.4 50 419.7
May 7.4 33.1 535.5
June 2.9 13.9 200.6
July 0.5 5.4 40.1
August 0 2.2 18.8
September 0 1.6 16.3
October 0.1 2.3 21
November 1.3 5 41.7
December 2.2 7.6 96.7

All values in cubic feet per second (cfs).

Common questions

When does Willow C A Mouth near Auberry, CA normally run highest?
April, on the long-term record. The median daily flow that month is about 50 cfs, against 1.6 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Willow C A Mouth near Auberry, CA?
It depends on the month. In January, half of days historically fall near 15.1 cfs, with the middle 80% of days between 3.5 and 301.6 cfs. The month-by-month table on this page gives the full range.
How long has Willow C A Mouth near Auberry, CA been measured?
Discharge records at USGS site 11246500 begin in 1950, about 76 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 Willow C A Mouth near Auberry, CA?
The gauge sits at 37.15078, -119.46041, in California, in hydrologic subbasin 18040006, at an elevation of about 1,175 feet, draining roughly 130 square miles.
Can I use Willow C A Mouth near Auberry, 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