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)

Today: Mostly cloudy. Highs 69 to 74. Southwest winds around 10 mph increasing to 15 to 25 mph with gusts up to 35 mph in the afternoon.

Tonight: Partly cloudy in the evening then becoming mostly cloudy. Lows 38 to 48. Southwest winds 15 to 25 mph with gusts up to 35 mph decreasing to around 10 mph after midnight.

Tuesday: Chance of showers in the morning, then showers likely in the afternoon. Highs 57 to 62. Southwest winds 10 to 20 mph. Gusts up to 30 mph in the afternoon.

Tuesday Night: Mostly cloudy with a chance of showers. Snow level 6500 to 7000 feet. Lows 34 to 44. West winds 10 to 15 mph. Gusts up to 30 mph in the evening.

Wednesday: Chance of showers likely. Snow level 6500 to 7000 feet. Highs 56 to 61. Southwest winds around 10 mph increasing to 15 to 25 mph with gusts up to 35 mph in the afternoon.

Wednesday Night: Breezy. Mostly cloudy with a chance of showers. Lows 31 to 41.

Thursday: Breezy. Mostly cloudy in the morning then clearing. Chance of showers. Highs 52 to 57.

Thursday Night and Friday: Breezy, clear. Lows 22 to 32. Highs 57 to 62.

Friday Night and Saturday: Clear. Lows 27 to 37. Highs 65 to 70.

Saturday Night: Clear. Lows 32 to 42.

Sunday: Sunny in the morning then becoming partly cloudy. Highs 70 to 75.

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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