CNRFC - Hydrology - Observed River/Reservoir Conditions

TRUCKEE RIVER - TRUCKEE (TRCC1)

Latitude: 39.30º N	Longitude: 120.20º W	Elevation: 5860 Feet
Location: Placer County in California		River Group: Eastern Sierra

Monitor Stage: 4.5 Feet

Flood Stage: 5.5 Feet

Observed Data Credit
	Raw streamflow data is provided by the US Geological Survey (USGS). View USGS Data for this station location.

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2025*	945	3.18	Feb 1, 2025
2024*	888	3.12	Apr 23, 2024
2023*	2,310	4.48	Dec 31, 2022
2022*	2,130**	4.50**	Oct 24, 2021
2021*	740	2.95	May 12, 2021
Historical High Stage/Flow Events (Period of Record - Sept 1944 to Present) - Ranked by Flow
1997*	11,900	9.97	Jan 2, 1997
1963*	11,000	9.25	Feb 1, 1963
1956*	7,760	7.92	Dec 23, 1955
1951*	6,480	7.62	Nov 20, 1950
2006*	6,030	6.97	Dec 31, 2005
2017*	5,210	6.53	Jan 08, 2017
* Discharge affected by regulation or diversion ** Estimated

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ072)

Today: Mostly cloudy. Areas of fog in the morning. Chance of showers in the morning, then chance of showers and thunderstorms in the afternoon. Snow level 8500 feet rising to 9500 feet. Snow accumulation up to 1 inch. Highs 53 to 63. Light winds becoming northwest around 10 mph in the afternoon.

Tonight: Mostly cloudy with a chance of showers and thunderstorms in the evening, then clear after midnight. Snow level 9500 to 10000 feet. Lows 33 to 43. West winds around 10 mph in the evening becoming light.

Wednesday: Sunny. Highs 61 to 71. Light winds.

Wednesday Night: Clear. Lows 34 to 44. Light winds.

Thursday: Sunny. Highs 64 to 74. Light winds becoming west around 10 mph in the afternoon.

Thursday Night: Clear. Lows 35 to 45.

Friday through Saturday Night: Clear. Highs 66 to 76. Lows 36 to 46.

Sunday through Monday: Clear. Highs 73 to 83. Lows 42 to 52.

Flood Impacts
10.0 Feet	Record flooding, similar to the flood of January, 2 1997. Widespread and major damage is likely to many homes, businesses, bridges and roads near the river from the Alpine Meadows area through Truckee.
9.5 Feet	Near record flooding, widespread damage to homes, businesses, roads, and bridges along river from Alpine Meadows through Truckee.
8.5 Feet	Major flooding from the Alpine Meadows area through Truckee. Significant damage is likely to many roads, bridges, structures and homes along the river.
7.5 Feet	Major flood stage. Major flooding with damage to roads, bridges and structures along the Truckee River between Alpine Meadows and Truckee including low lying homes. Highway 89 likely overtopped near the Pole Creek Road.
7.0 Feet	Moderate flooding along Truckee River between Alpine Meadows and Truckee. Significant damage to some private bridges and low-lying structures along the river is possible. Flows similar to the flood of December 31 2005.
6.5 Feet	Moderate flood stage. Flooding from Alpine Meadows to Truckee, including yards, crawlspaces, basements, private bridges and campgrounds. Flows similar to January 2017 event.
5.5 Feet	Flood stage. Minor flooding from Alpine Meadows to Truckee. Minor flooding of landscapes, basements and crawlspaces in low lying properties. Riverside campgrounds may be impacted by flooding from small tributaries and overland flow, but little impact is expected from the river.
5.0 Feet	Minor flooding from Bear Creek in the Alpine Meadows area to Truckee. Truckee River bike path between the River Ranch at Alpine Meadows Road to Tahoe City flooded up to a foot deep. Minor flooding of basements and yards of some low-lying homes along the river. Deep Creek Campground has limited access due to flooding. Minor flooding begins at Silver Creek Campground. About 2850 cfs. USGS estimates this much flow has about a 1 in 5 chance of being exceeded any year.
4.5 Feet	Monitor Stage, No flooding along the Truckee River from Alpine Meadows to Truckee.

Product Disclaimer

This river graphic is not intended to serve as a substitute for official flood watches, warnings, advisories, or statements issued by the NWS Reno Weather Forecast Office. Observations are preliminary and subject to change. River levels identified as "forecast" should be consistent with those contained in official NWS products. River levels identified as "guidance" have significant uncertainty due to future weather or reservoir regulation and are provided for planning purposes only.

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