National Weather Service Advanced Hydrologic Prediction Service

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Weather Forecast Office Reno, NV

California Nevada River Forecast Center

Hydrograph

River at a Glance

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About this graph

Tabular Data (UTC)

Tabular Data (PDT)

Datum: NGVD29

Metadata

NOTE: Gauge reading may be affected by ice during freezing weather from November to April.

NOTE: Forecasts are not available for the West Walker River near Wellington. Only observed stages are available for this point.

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet)

Major Flood Stage:	10
Moderate Flood Stage:	9
Flood Stage:	8
Action Stage:	7
Low Stage (in feet):	0

Historic Crests
(1) 13.70 ft on 01/03/1997
(2) 8.32 ft on 06/21/2017
(3) 7.98 ft on 07/11/1995
(4) 7.63 ft on 05/21/2006
(5) 7.57 ft on 07/08/1983
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 8.32 ft on 06/21/2017
(2) 7.63 ft on 05/21/2006
(3) 7.35 ft on 06/16/1999
(4) 13.70 ft on 01/03/1997
(5) 7.98 ft on 07/11/1995
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Show FEMA's National Flood Hazard Layers

Zoom Level:14

	Gauge Location	Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.

Flood Impacts & Photos

If you notice any errors in the below information, please contact our Webmaster
10.5	Major flooding below Topaz Lake to Mason, including the Smith Valley and Wellington area. Many buildings, roads flooded or washed out, with major damage to agricultural lands. Transportation affected with NV route 208 in Smith Valley/Wilson Canyon likely damaged or washed out in some areas.
10	Major flooding below Topaz Lake to Mason, including the Smith Valley and Wellington area. Many buildings, roads flooded or washed out, with major damage to agricultural lands. Transportation affected with NV Route 208 in Smith Valley/Wilson Canyon possibly damaged or washed out in some areas.
9.5	Moderate flooding of area along the West Walker River from Topaz Lake to Mason including the Smith and Wellington areas. Flooding of some roads, yards and basements near the river in the Smith-Wellington area.
9	Moderate flooding of lowlands, agricultural land and rural roads along the West Walker River from Topaz Lake to Mason including the Smith and Wellington areas. Some flooding of lowest yards and basements near river in the Smith-Wellington area.
8.5	Minor to moderate flooding of lowlands, agricultural land, and rural roads along the West Walker River from Topaz Lake to Mason including the Smith and Wellington areas. Very limited flooding of lowest yards and basements near river in the Smith-Wellington area.
8	Flood Stage. Minor flooding of lowlands, pasture & rural roads on the West Walker from Topaz Lake to Mason, including the Smith and Wellington areas.
7.5	Some inundation of the lowest portions of reach on the West Walker from Topaz Lake to Mason, including the Smith and Wellington areas.
7	Monitor Stage. No flooding. Approx. 1940 cfs.

About This Location

Latitude: 38.728056° N, Longitude: 119.427778° W, Horizontal Datum: NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	8 ft	Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum	Elevation (gauge height = 0)	Elevation (gauge height = flood stage)	Elevation information source
NAVD88	Not Available	Not Available	Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29	4980	Not Available	Older USGS topographic maps, NGVD29 benchmarks
MSL	Not Available	Not Available	Older USGS topographic maps, MSL benchmarks
Other	Not Available	Not Available

Current/Historical Observations:

U.S. Geological Survey (USGS) Data and Site Info for Wellington

Resources

Hydrologic Resources

Additional Resources

Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

NWS Information

National Weather Service
Reno Weather Forecast Office
2350 Raggio Pkwy
Reno, NV 89512-3900
(775) 673-8100
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Page last modified: 1-Mar-2019 12:32 AM

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