Rivermatics

USGS Streamgage 10300600

Walker River at Snyder Ln near Mason, NV

Walker River at Snyder Ln near Mason, NV is USGS streamgage 10300600 in Nevada, monitoring river discharge in hydrologic subbasin 16050303. It drains a watershed of about 2,400 square miles. Discharge records at this site go back to 1974. Typical flow runs near 219.4 cfs in July and 233.9 cfs in April, with the higher of the two arriving in April.

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Gauge details

State
Nevada
Drainage area
2,400 sq mi
Gauge elevation
4,426 ft
Subbasin (HUC-8)
16050303
Coordinates
38.92125, -119.19158
USGS site number
10300600
Records begin
1974-05-01 (52 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 52 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 39.8 77.5 258.2
February 43.5 83.6 286.1
March 56.4 133.2 948.8
April 61.4 233.9 1,039.3
May 146.9 345.6 1,346.3
June 129 362.4 2,386
July 60.1 219.4 1,604.2
August 48.7 175.2 591.2
September 31.5 128.1 380.2
October 23.8 89.6 345.2
November 27.8 77 257.2
December 34.3 63.7 303.1

All values in cubic feet per second (cfs).

Common questions

When does Walker River at Snyder Ln near Mason, NV normally run highest?
June, on the long-term record. The median daily flow that month is about 362.4 cfs, against 63.7 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 Walker River at Snyder Ln near Mason, NV?
It depends on the month. In January, half of days historically fall near 77.5 cfs, with the middle 80% of days between 39.8 and 258.2 cfs. The month-by-month table on this page gives the full range.
How long has Walker River at Snyder Ln near Mason, NV been measured?
Discharge records at USGS site 10300600 begin in 1974, about 52 years, covering roughly 5,785 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Where is Walker River at Snyder Ln near Mason, NV?
The gauge sits at 38.92125, -119.19158, in Nevada, in hydrologic subbasin 16050303, at an elevation of about 4,426 feet, draining roughly 2,400 square miles.
Can I use Walker River at Snyder Ln near Mason, NV 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