Rivermatics

USGS Streamgage 10338000

Truckee River near Truckee, CA

Truckee River near Truckee, CA is USGS streamgage 10338000 in California, monitoring river discharge in hydrologic subbasin 16050102. It drains a watershed of about 553 square miles. Discharge records at this site go back to 1944. Typical flow runs near 296.3 cfs in July and 263.7 cfs in April, with the higher of the two arriving in July.

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Gauge details

State
California
Drainage area
553 sq mi
Gauge elevation
5,862 ft
Subbasin (HUC-8)
16050102
Coordinates
39.29627, -120.20545
USGS site number
10338000
Records begin
1944-12-01 (82 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 82 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 29.7 121.4 441.5
February 45.8 124.8 658.3
March 75.5 164.8 894.9
April 136.3 263.7 1,249.9
May 183.4 358.7 1,310.3
June 138.3 309.8 1,086.1
July 110.4 296.3 469.3
August 52.6 291.2 439.8
September 14.9 191.6 434.5
October 8.5 91.5 331.5
November 11.1 133.5 322.4
December 17.5 149 396

All values in cubic feet per second (cfs).

Common questions

When does Truckee River near Truckee, CA normally run highest?
May, on the long-term record. The median daily flow that month is about 358.7 cfs, against 91.5 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 Truckee River near Truckee, CA?
It depends on the month. In January, half of days historically fall near 121.4 cfs, with the middle 80% of days between 29.7 and 441.5 cfs. The month-by-month table on this page gives the full range.
How long has Truckee River near Truckee, CA been measured?
Discharge records at USGS site 10338000 begin in 1944, about 82 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 Truckee River near Truckee, CA?
The gauge sits at 39.29627, -120.20545, in California, in hydrologic subbasin 16050102, at an elevation of about 5,862 feet, draining roughly 553 square miles.
Can I use Truckee River near Truckee, 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