CNRFC - Hydrology - Observed River/Reservoir Conditions

TRUCKEE RIVER - WADSWORTH (WADN2)

Latitude: 39.63º N	Longitude: 119.28º W	Elevation: 4070 Feet
Location: Washoe County in Nevada		River Group: Eastern Sierra

Monitor Stage: 13.0 Feet

Flood Stage: 15.0 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
Note: Water Year 2025 is currently showing peak daily mean values. These will be updated to instantaneous peaks in the coming months.
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2025*	1,030	6.37	May 11, 2025
2024*	1,620	7.39	May 15, 2024
2023*	5,640	11.40	Dec 31, 2022
2022*	5,380	11.14	Oct 25, 2021
2021*	487	5.18	Jun 4, 2021
Historical High Stage/Flow Events (Period of Record - Discontinuous 1965 - Present) - Ranked by Flow
1997*	19,100	19.64	Jan 3, 1997
1986*	16,800	15.11**	Feb 19, 1986
2006*	14,800	16.89	Dec 31, 2005
2017*	14,500	16.99	Jan 9, 2017
1980*	8,820	12.41	Jan 14, 1980
1982*	8,210	11.92	Dec 20, 1981
* Discharge affected to unknown degree by regulation or diversion ** Prior to September 1986, gage was located 0.5 mile downstream at a different datum.

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (NVZ003)

Tonight: Partly cloudy in the evening then becoming mostly cloudy. Lows 40 to 50. West winds 10 to 15 mph.

Monday: Mostly cloudy. Highs 69 to 74. Southwest winds around 10 mph increasing to 15 to 25 mph with gusts up to 45 mph in the afternoon.

Monday Night: Mostly cloudy. Slight chance of showers after midnight. Lows 39 to 49. West winds 15 to 25 mph with gusts up to 45 mph becoming southwest around 10 mph after midnight.

Tuesday: Mostly cloudy with a chance of showers. Highs 58 to 63. Southwest winds 10 to 20 mph. Gusts up to 30 mph in the afternoon.

Tuesday Night: Mostly cloudy. Chance of showers. Lows 35 to 45. Southwest winds 10 to 20 mph. Gusts up to 30 mph in the evening.

Wednesday: Breezy. Mostly cloudy with a chance of showers. Highs 58 to 63.

Wednesday Night: Windy. Mostly cloudy. Chance of showers. Lows 33 to 43.

Thursday: Windy. Mostly cloudy in the morning then becoming partly cloudy. Chance of showers. Highs 51 to 56.

Thursday Night: Breezy. Partly cloudy with a slight chance of snow showers in the evening, then clear after midnight. Lows 22 to 32.

Friday and Friday Night: Clear. Highs 53 to 58. Lows 24 to 34.

Saturday and Saturday Night: Clear. Highs 62 to 67. Lows 30 to 40.

Sunday: Sunny. Highs 69 to 74.

Flood Impacts
20.0 Feet	Near record flooding. Extensive flooding of agricultural areas, roads, homes and infrastructure between Derby Dam and Nixon. Numerous homes impacted near Wadsworth. Slightly in excess of January 1997 peak
19.0 Feet	Major flood stage. Major flooding of agricultural lands and rural roads between Derby Dam and Nixon, including some structures in Wadsworth and Nixon. These areas include but not limited to Consetoga Ave, Quail Ave, and West Truckee River Ranch Road.
17.0 Feet	Moderate flood stage. Significant flooding of agricultural lands and some rural roads along the river. Water approaching some low lying homes near Wadsworth and Nixon. Access to several homes may be limited or closed. Similar to 1/9/2017 and 12/31/2005 peaks.
15.0 Feet	Minor flood stage. Minor flooding of agricultural lands along the river.
13.0 Feet	Monitor stage. Very high flow, but no flooding between Derby Dam and Nixon, river is near bank full in some areas.

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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