Rivermatics

USGS Streamgage 10293000

E Walker River near Bridgeport, CA

E Walker River near Bridgeport, CA is USGS streamgage 10293000 in California, monitoring river discharge in hydrologic subbasin 16050301. It drains a watershed of about 359 square miles. Discharge records at this site go back to 1921. Typical flow runs near 247.2 cfs in July and 135.1 cfs in April, with the higher of the two arriving in July.

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Gauge details

State
California
Drainage area
359 sq mi
Gauge elevation
6,400 ft
Subbasin (HUC-8)
16050301
Coordinates
38.3277, -119.21488
USGS site number
10293000
Records begin
1921-10-01 (105 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 105 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 5 19.8 107.2
February 5 21.4 152.2
March 10.5 60.1 251
April 43.9 135.1 333.8
May 79.5 216.2 503.3
June 105.9 236.1 694.7
July 90.3 247.2 580.5
August 66.8 222.6 381.7
September 40.4 136.1 289.4
October 17 46.9 138.2
November 5.7 18.4 40.9
December 5 18.3 83.9

All values in cubic feet per second (cfs).

Common questions

When does E Walker River near Bridgeport, CA normally run highest?
July, on the long-term record. The median daily flow that month is about 247.2 cfs, against 18.3 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 E Walker River near Bridgeport, CA?
It depends on the month. In January, half of days historically fall near 19.8 cfs, with the middle 80% of days between 5 and 107.2 cfs. The month-by-month table on this page gives the full range.
How long has E Walker River near Bridgeport, CA been measured?
Discharge records at USGS site 10293000 begin in 1921, about 105 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 E Walker River near Bridgeport, CA?
The gauge sits at 38.3277, -119.21488, in California, in hydrologic subbasin 16050301, at an elevation of about 6,400 feet, draining roughly 359 square miles.
Can I use E Walker River near Bridgeport, 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