Carson River below Lahontan Reservoir near Fallon water level

Name: Carson River below Lahontan Reservoir near Fallon water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Carson River, Nevada, United States

Directions

Normal for mid-October

Water level

3.88ft Down 0.15 ft over the last 24 hours

Measured Oct 19, 2026, 10:40 AM PDT (29 min ago)

Flow: 259 cfs

History

7 days

Water level

What this means

The gauge at Carson River below Lahontan Reservoir near Fallon reads 3.88 ft, a normal level for mid-October.

The level is falling, down 0.15 ft over the past 24 hours. Over the past 30 days it has moved between 3.88 ft and 4.14 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Compared with 5 years of daily readings for this time of year. How to read levels

What the stage means on the water

A normal level is usually prime time for floating and wade fishing, as long as the weather holds upstream.

What happens at each level

9.00 ft: Flood Stage, 3000 cfs release from Lahontan. If >850 cfs reaches Fallon, flooding will begin at Bafford Lane. However, usually most of the flow will be diverted around Fallon. The V-line Weir now allows for much higher flows diverted towards carson lake and the sink.
8.00 ft: Monitor stage, High water releases diverted around Fallon
3.88 ft: Right now

Impact statements from the U.S. National Weather Service.

Weather at the gauge

The forecast is not available right now.

Sunrise 07:11 AM Sunset 06:13 PM Daylight 11 hr, 2 min First quarter 61%

Map

Other gauges on the Carson River

Gauge	Level	Compared with normal	24 hours	Distance
Carson River near Carson CityRiver gauge, Carson River	1.68 ft	Below flood stage	±0	43 mi
Carson River at Deer Run Road near Carson CityRiver gauge, Carson River	3.26 ft	Below flood stage	+0.02 ft	40 mi
Carson River above Sixmile Canyon Creek below DaytonRiver gauge, Carson River	23.6 cfs	Low	−1.8 cfs	29 mi
Carson River near Fort ChurchillRiver gauge, Carson River	1.56 ft	Below flood stage	+0.01 ft	18 mi
Carson River at Tarzyn Road near FallonRiver gauge, Carson River	2.41 ft	Below flood stage	−0.15 ft	18 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Lahontan Reservoir near FallonReservoir, Lahontan Reservoir	4,125.41 ft	Below flood stage	−0.21 ft	1.1 mi
Truckee Canal near HazenCanal gauge, Truckee Canal	19.0 cfs	Low	±0	2.8 mi
Truckee Canal near WadsworthCanal gauge, Truckee Canal	38.4 cfs	Low	+5.2 cfs	17 mi
Truckee River at WadsworthRiver gauge, Truckee River	4.90 ft	Below flood stage	+0.03 ft	17 mi
Walker River near WabuskaRiver gauge, Walker River	3.24 ft	Below flood stage	−0.01 ft	22 mi
Truckee River below Derby Dam near WadsworthRiver gauge, Truckee River	2.65 ft	Below flood stage	+0.11 ft	23 mi
Walker River above Weber Reservoir near SchurzRiver gauge, Walker River	12.8 cfs	Low	−1.1 cfs	26 mi
Truckee River near NixonRiver gauge, Truckee River	3.65 ft	Below flood stage	−0.04 ft	27 mi

Questions and answers

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Carson River below Lahontan Reservoir near Fallon today?

On Oct 19, 2026, 10:40 AM PDT, the water level was 3.88 ft. Down 0.15 ft over the last 24 hours.

Is Carson River below Lahontan Reservoir near Fallon rising or falling?

Down 0.15 ft over the last 24 hours.

Is the level of Carson River below Lahontan Reservoir near Fallon normal?

Normal for mid-October. Compared with 5 years of daily readings for this time of year.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:10312150 (Agency page)
Coordinates: 39.46394, -119.04626 (WGS84)
Vertical datum: NGVD29
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	3.88 ft	2026-10-19 17:40	Provisional
Flow	259 cfs	2026-10-19 17:40	Provisional

Download

Embed this gauge

Add a live card for this gauge to your website. It updates on its own and links back here.

<iframe src="https://nivelmap.com/embed/9593?lang=en" width="360" height="230" style="border:0;max-width:100%" loading="lazy" title="Carson River below Lahontan Reservoir near Fallon water level"></iframe>

How to cite

U.S. Geological Survey: Carson River below Lahontan Reservoir near Fallon (usgs:10312150). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/nevada/carson-river-below-lahontan-reservoir-near-fallon

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer