CNRFC - Hydrology - River Guidance - Graphical RVF

EAST FORK CARSON RIVER - GARDNERVILLE (GRDN2)

Latitude: 38.85º N	Longitude: 119.70º W	Elevation: 4988 Feet
Location: Douglas County in Nevada		River Group: Eastern Sierra

Issuance Time:

Jan 27 2022 at 12:50 PM PST

Next Issuance:

Jan 28 2022 at 9:00 AM PST

Monitor Stage: 13.0 Feet

Flood Stage: 14.0 Feet

Plot Type:

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
2020*	1,530	11.36	Apr 30, 2020
2019*	3,460	12.78	Jun 6, 2019
2018*	5,850	14.21	Apr 7, 2018
2017*	9,770	13.13	Jan 8, 2017
2016*	1,880	11.16	May 14, 2016
Historical High Stage/Flow Events (Period of Record - Discontinuous 1890 to Present) - Ranked by Flow
1997*	20,300	13.00***	Jan 2, 1997
1956*	17,600	11.88***	Dec 23, 1955
1963*	13,400	10.45***	Feb 1, 1963
1951*	12,100	9.66***	Nov 21, 1950
* Discharge affected to unknown degree by regulation or diversion
** Prior to May 1939, several gage locations and datums within 2 miles of present location.
*** May 1939 to July 2001, gage location 300 ft downstream. Datum change with the difference +2.57 ft needing to be applied to all data in time range to convert to current datum.
**** July 2001 to January 2012, gage location 900 feet downstream with the same datum.

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (NVZ003)

Tonight: Clear. Lows 17 to 27. East winds 10 to 15 mph.

Friday: Sunny. Highs 44 to 49. Light winds becoming east around 10 mph in the afternoon.

Friday Night: Partly cloudy. Lows 21 to 26. East winds around 10 mph in the evening becoming light.

Saturday: Partly cloudy. Highs 45 to 50. Light winds.

Saturday Night: Clear. Lows 22 to 27. Northeast winds around 10 mph in the evening becoming light.

Sunday: Sunny. Highs 49 to 54.

Sunday Night: Partly cloudy. Lows 27 to 32.

Monday: Partly cloudy. Highs 50 to 55.

Monday Night: Clear. Lows 23 to 28.

Tuesday: Partly cloudy in the morning then clearing. Highs 38 to 43.

Tuesday Night through Wednesday Night: Clear. Lows 15 to 25. Highs 38 to 43.

Thursday: Partly cloudy in the morning then clearing. Highs 42 to 47.

Impacts - E19 Information
13.0 Feet	Monitor stage. Near Bank full, no flooding occurring. Residents along the river should prepare for flooding if additional rises due to snowmelt and/or rainfall runoff occur. Flood prone areas include Washoe Tribe Reservation, Carson Valley Country Club, Glenwood Dr, Riverview Dr, Centerville Rd, NV Highway 88, Westwood Village, Rocky Slough, Dresslerville Rd, Waterloo and Mottsville Lanes.
13.5 Feet	Lowest portions of Carson Valley begin to have flood threat. The most flood prone areas include the Washoe Tribe Reservation, Carson Valley Country Club, Glenwood Drive, Riverview Drive, Centerville Road, NV Hwy 88, Westwood Village, Rocky Slough, Dresslerville Road, Waterloo and Mottsville Lanes.
14.0 Feet	Flood Stage. Minor lowland flooding in Carson Valley. Low-lying roads, bridges, and drainage structures begin to sustain minor damage. Cottonwood Slough begins to flood Lampe Park. Flood prone areas include Washoe Tribe Reservation, Carson Valley Country Club, Glenwood Dr, Riverview Dr., Centerville Ln., NV Highway 88, Westwood Village, Rocky Slough, Waterloo and Mottsville Lanes. Possible impacts to south bound Highway 395 lanes north of Stephanie Way.
14.5 Feet	Minor flooding in Carson Valley with some outbuildings, roads, and bridges in lower portions of Minden, Gardnerville, Centerville, Washoe Tribe Reservation and Genoa flooded. Highway 395 lane closures north of Stephanie Way possible.
15.0 Feet	Minor flooding in Carson Valley with some mobile home communities, outbuildings, many roads, and bridges in lower portions of Minden, Gardnerville, Centerville, Washoe Tribe Reservation and Genoa flooded. Lane closures on Highway 395 north of Stephanie Way likely. Similar level to 2/2017 flood.
15.5 Feet	Moderate flood damage in Carson Valley area. Flooding starts to impact homes, businesses, schools, transportation, communication, and water and power systems. Closure of Highway 395 north of Stephanie Way likely.
16.0 Feet	Moderate flood damage in Carson Valley. Some homes, business, schools, roads, and bridges in lower portions of Minden, Gardnerville, Centerville, Genoa, and Washoe Tribe Reservation flood. Moderate flood impacts to transportation, communication, and water and power systems. Highway 395 closure north of Stephanie Way likely. Flood level similar to January 2017 event.
16.5 Feet	Major flooding in Carson Valley with significant damage. East Fork of Carson River feeds Rocky, Cottonwood, Martin, and Henninson Sloughs, which flood low portions of Minden/Gardnerville near downtown causing damage to homes, businesses, schools, roads, and bridges. Transportation, including prolonged impacts to Highway 395 north of Stephanie Way, communication, and water and power systems significantly affected.
17.0 Feet	Major flooding in Carson valley with significant damage. The East Fork of the Carson River feeds Rocky, Cottonwood, Martin, and Henningson Sloughs which flood portions of Minden/Gardnerville near downtown, causing damage to homes, businesses, schools, roads, and bridges. Major effects to transportation, communication, and water and power systems.
17.5 Feet	Major flooding in Carson valley with significant damage. The East Fork of the Carson River feeds Rocky, Cottonwood, Martin, and Henningson Sloughs which flood portions of Minden/Gardnerville downtown areas, causing damage to homes, businesses, schools, roads, and bridges. Major effects to transportation, communication, water and power systems.
18.0 Feet	Widespread flood damage in Carson Valley. Extensive damage to homes, businesses, schools, roads, and bridges. Transportation, communications, water and power severely affected. Massive bank and channel erosion capable of sweeping away buildings, roads, and vehicles.
18.5 Feet	Widespread flood damage in Carson Valley. Extensive damage to homes, businesses, schools, roads, and bridges. Transportation, communications, water and power severely affected. Potential for major bank and channel erosion capable of sweeping away buildings, roads, and vehicles.
19.0 Feet	Widespread flood damage in Carson Valley. Extensive damage to homes, businesses, schools, roads, and bridges. Transportation, communications, water and power severely affected. Massive bank and channel erosion capable of sweeping away buildings, roads, and vehicles.
19.5 Feet	Near Record Flooding. All roads in and out of Carson Valley flooded. Extensive damage to homes businesses, schools, roads, and bridges. Transportation, communications, water and power severely affected. Massive bank and channel erosion capable of sweeping away buildings, roads, and vehicles. Roughly similar to January 1997 event.
20.0 Feet	Record Flooding. All roads in and out of Carson Valley flooded. Large portion of Carson Valley under water. Extensive damage to homes businesses, schools, roads, and bridges. Transportation, communications, water and power severely affected. Massive bank and channel erosion capable of sweeping away buildings, roads, and vehicles. Similar to, or in excess of, January 1997 event.

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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