Rivermatics

USGS Streamgage 11292900

MF Stanislaus River below Beardsley Dam, CA

MF Stanislaus River below Beardsley Dam, CA is USGS streamgage 11292900 in California, monitoring river discharge in hydrologic subbasin 18040010. It drains a watershed of about 316 square miles. Discharge records at this site go back to 1956. Typical flow runs near 325.2 cfs in July and 252.8 cfs in April, with the higher of the two arriving in July.

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Gauge details

State
California
Drainage area
316 sq mi
Subbasin (HUC-8)
18040010
Coordinates
38.19325, -120.09908
USGS site number
11292900
Records begin
1956-12-19 (70 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 69 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 55.9 144.2 651.8
February 61.9 149.1 769.7
March 62.9 153 863.1
April 126.7 252.8 923.2
May 60 506.2 2,845.2
June 58.4 767.2 3,076
July 57.9 325.2 1,383.5
August 57.2 149.5 600.2
September 57.5 147.7 588.5
October 53.5 142.9 585.5
November 42.9 142.2 574.9
December 55.1 142.6 546.6

All values in cubic feet per second (cfs).

Common questions

When does MF Stanislaus River below Beardsley Dam, CA normally run highest?
June, on the long-term record. The median daily flow that month is about 767.2 cfs, against 142.2 cfs in November, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for MF Stanislaus River below Beardsley Dam, CA?
It depends on the month. In January, half of days historically fall near 144.2 cfs, with the middle 80% of days between 55.9 and 651.8 cfs. The month-by-month table on this page gives the full range.
How long has MF Stanislaus River below Beardsley Dam, CA been measured?
Discharge records at USGS site 11292900 begin in 1956, about 70 years, covering roughly 8,822 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Where is MF Stanislaus River below Beardsley Dam, CA?
The gauge sits at 38.19325, -120.09908, in California, in hydrologic subbasin 18040010, draining roughly 316 square miles.
Can I use MF Stanislaus River below Beardsley Dam, 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