Rivermatics

USGS Streamgage 11294500

NF Stanislaus River near Avery, CA

NF Stanislaus River near Avery, CA is USGS streamgage 11294500 in California, monitoring river discharge in hydrologic subbasin 18040010. It drains a watershed of about 166 square miles. Discharge records at this site go back to 1914. Typical flow runs near 132 cfs in July and 822.3 cfs in April, with the higher of the two arriving in April.

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Gauge details

State
California
Drainage area
166 sq mi
Gauge elevation
3,388 ft
Subbasin (HUC-8)
18040010
Coordinates
38.24381, -120.29103
USGS site number
11294500
Records begin
1914-10-01 (112 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 111 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 34 145.1 621.4
February 76.4 222.2 730
March 162.4 398.5 1,032.8
April 348.6 822.3 1,643.3
May 246 1,123.4 2,595.5
June 120.7 509.7 1,627
July 45.6 132 492.7
August 35.6 67.9 350.2
September 33.7 61.4 316.6
October 27.9 60.6 289.5
November 21.8 84.6 309.7
December 26.3 117.1 446.4

All values in cubic feet per second (cfs).

Common questions

When does NF Stanislaus River near Avery, CA normally run highest?
May, on the long-term record. The median daily flow that month is about 1,123.4 cfs, against 60.6 cfs in October, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for NF Stanislaus River near Avery, CA?
It depends on the month. In January, half of days historically fall near 145.1 cfs, with the middle 80% of days between 34 and 621.4 cfs. The month-by-month table on this page gives the full range.
How long has NF Stanislaus River near Avery, CA been measured?
Discharge records at USGS site 11294500 begin in 1914, about 112 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 NF Stanislaus River near Avery, CA?
The gauge sits at 38.24381, -120.29103, in California, in hydrologic subbasin 18040010, at an elevation of about 3,388 feet, draining roughly 166 square miles.
Can I use NF Stanislaus River near Avery, 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