CNRFC - Hydrology - Observed River/Reservoir Conditions

Start of River Group

TRUCKEE RIVER - TRUCKEE (TRCC1)

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

Action/Monitor: 4.5 Feet

Minor Flood: 5.5 Feet

Moderate Flood: 6.5 Feet

Major Flood: 7.5 Feet

Plot Type:

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

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
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
2020*	705	2.83	May 18, 2020
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	8.00	Dec 23, 1955
1951*	6,480	7.35	Nov 20, 1950
2006*	6,030	7.11	Dec 31, 2005
* Discharge affected by regulation or diversion
** Estimated

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

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.

Official 7 Day National Weather Service Forecast (CAZ072)

Tonight: Mostly cloudy. Slight chance of showers and thunderstorms in the evening. Lows 24 to 34. Southwest winds 10 to 20 mph. Gusts up to 40 mph in the evening. Ridge gusts up to 60 mph in the evening.

Tuesday: Mostly cloudy. Slight chance of snow showers in the morning, then chance of showers and thunderstorms in the afternoon. Snow level rising to 6500 feet. Snow accumulation of 1 to 3 inches. Highs 44 to 54. Light winds becoming northwest around 10 mph in the afternoon.

Tuesday Night: Mostly cloudy in the evening then clearing. Lows 25 to 35. Northwest winds around 10 mph in the evening becoming light.

Wednesday: Sunny. Highs 53 to 63. Light winds.

Wednesday Night: Partly cloudy in the evening then clearing. Lows 30 to 40. West winds around 10 mph in the evening becoming light.

Thursday: Sunny. Highs 59 to 69.

Thursday Night: Mostly cloudy. Lows 36 to 46.

Friday and Friday Night: Mostly cloudy. Highs 59 to 69. Lows 37 to 47.

Saturday: Mostly cloudy with a chance of showers. Highs 53 to 63.

Saturday Night: Partly cloudy with a slight chance of showers. Lows 31 to 41.

Sunday: Mostly cloudy with a slight chance of snow showers in the morning, then partly cloudy in the afternoon. Highs 52 to 62.

Sunday Night: Partly cloudy in the evening then clearing. Lows 32 to 42.

Monday: Sunny. Highs 59 to 69.

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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