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| Latitude: 38.71º N | Longitude: 119.76º W | Elevation: 5400 Feet | |
| Location: Alpine County in California | River Group: Eastern Sierra | ||
| Issuance Time: | Apr 20 2018 at 8:19 AM PDT | Next Issuance: | Apr 21 2018 at 9:00 AM PDT |
| Monitor Stage: 6.0 Feet | Flood Stage: 8.0 Feet |
| Observed Data Credit | |
 | Raw streamflow data is provided by the US Geological Survey (USGS). |
Historical Stage/Flow Data |
|||
|
Water Year
|
Peak Discharge (cfs)
|
Stage (feet)
|
Date
|
| Most Recent 5 Years | |||
2016 |
1,890 |
5.25 |
May 14, 2016 |
2015 |
1,580 | 4.66 |
Feb 9, 2015 |
2014 |
852 |
4.00 |
Apr 19, 2014 |
2013 |
1,670 |
4.88 |
Dec 2, 2012 |
2012 |
1,510 |
4.65 |
Apr 24, 2012 |
| Historical High Stage/Flow Events (Period of Record - Sept 1960 to Present) | |||
1997 |
18,900 |
11.78* |
Jan 24, 1970 |
1963 |
15,100 |
10.52* |
Jan 31, 1963 |
2006 |
10,300 |
9.09* |
Dec 31, 2005 |
| 1986 | 9,520 | 8.79* | Mar 8, 1986 |
| 1965 | 9,100 | 8.65* | Dec 23, 1964 |
| Location Photographs | ||
| ESRI™ Locator Map |
| Official 7 Day National Weather Service Forecast (CAZ072) |
| Tonight: Clear. Lows 31 to 41. Light winds. Saturday: Sunny. Highs 60 to 70. Light winds. Saturday Night: Clear. Lows 32 to 42. Light winds. Sunday: Partly cloudy. Highs 58 to 68. Light winds becoming southwest around 10 mph in the afternoon. Sunday Night: Partly cloudy. Lows 30 to 40. Southwest winds 10 to 15 mph in the evening becoming light. Monday: Sunny in the morning then becoming partly cloudy. Highs 60 to 70. Monday Night: Partly cloudy. Lows 32 to 42. Tuesday through Thursday Night: Partly cloudy with a slight chance of showers and thunderstorms. Highs 62 to 72. Lows 32 to 42. Friday: Partly cloudy. Chance of showers and thunderstorms in the afternoon. Highs 54 to 64. |
| Impacts - E19 Information | |
| 5.5 Feet | No flooding on the East Fork Carson River. At about 2450 cfs, USGS estimates that this much flow has about a 1 in 2 chance of occurring any year. |
| 6.0 Feet | Monitor Stage. No flooding. Residents along the river should prepare for flooding if additional rises due to snowmelt and/or rainfall runoff occur. Flood prone areas in Carson Valley include Washoe Indian Reservation, Carson Valley Country Club, Glenwood Dr, Riverview Dr, Centerville Rd, NV Hwy 88, Westwood Village, Rocky Slough, Dresslerville Rd, Waterloo Ln, and Mottsville Ln. At about 3200 cfs, USGS estimates that this much flow has about a 1 in 3 chance of occurring any year. |
| 6.5 Feet | Channel capacity of East Fork Carson River in Carson Valley. Flood preparedness efforts should begin if additional rises due to snowmelt and/or rainfall runoff occur. Flood prone areas in Carson Valley are Washoe Indian Reservation, Carson Valley Country Club, Glenwood Dr, Riverview Dr, Centerville Rd, NV Hwy 88, Westwood Village, Rocky Slough, Dresslerville Rd, Waterloo Ln, and Mottsville Ln. At about 4000 cfs, USGS estimates that this much flow has about a 1 in 4 chance of occuring any year. |
| 7.0 Feet | Lowest portions of Carson Valley begin to have flood threat. The most flood prone areas in Carson Valley include the Washoe Indian Reservation, Carson Valley Country Club, Glenwood Drive, Riverview Drive, Centerville Rd, NV Hwy 88, Westwood Village, Rocky Slough, Dresslerville Rd, Waterloo Ln, and Mottsville Ln. At about 5000 cfs, the USGS estimates that this much flow has about a 1 in 5 chance of being exceeded any year. |
| 7.5 Feet | Minor lowland flooding in the lowest portions of Carson Valley. Flood prone areas include the Washoe Indian Reservation, Carson Valley Country Club, Glenwood Drive, Riverview Drive, Centerville Rd, NV Hwy 88, Westwood Village, Rocky Slough, Dresslerville Rd, Waterloo Ln, and Mottsville Ln. At about 6100 cfs, the USGS estimates that this much flow has about a 1 in 7 chance of being exceeded any year. |
| 8.0 Feet | Flood Stage. Minor lowland flooding in Carson Valley. Some low roads, bridges, drainage structures sustain minor damage. Cottonwood Slough begins to flood Lampe Park. Flood prone areas include Washoe Indian Reservation, Carson Valley Country Club, Glenwood Dr, Riverview Dr, Centerville Rd, NV Hwy 88, Westwood Village, Rocky Slough, Waterloo Ln, and Mottsville Ln. About 7350 cfs, USGS estimates there is about a 1 in 10 chance of this flow being exceeded any year. |
| 8.5 Feet | Moderate flooding in Carson Valley with some homes, roads, and bridges in lower portions of Minden, Gardnerville, Centerville, Washoe Indian Reservation, and Genoa flooded. At about 8700 cfs, USGS estimates that this much flow has about a 1 in 15 chance of being exceeded any year. |
| 9.0 Feet | Moderate flood damage in Carson Valley area. Flooding of homes, businesses, schools, roads, and bridge in lower portions of Minden, Gardnerville, Centerville, Genoa, and Washoe Indian Reservation. Transportation, communication, water, and power systems begin to be affected. At about 10,200 cfs, similar to 12/31/2005 flood. USGS estimates that this much flow has about a 1 in 20 chance of being exceeded any year. |
| 9.5 Feet | Major flooding in Carson Valley with significant damage. East Fork 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. Transportation, communication, water, and power systems significantly affected. About 11,700 cfs, somewhat larger than 12/31/2005 flood. USGS estimates that this much flow has about a 1 in 25 chance of being exceeded any year. |
| 10.0 Feet | Major flooding in Carson Valley with significant damage. The East Fork Carson River feeds Rocky, Cottonwood, Martin, and Henningson Sloughs which flood portions of Minden/Gardnerville downtown areas, causing damage to home, businesses, schools, roads, and bridges. Major effects to transportation, communication, water, and power systems. At about 13,400 cfs, lower than 2/1/1963 flood. USGS estimates that this much flow has about a 1 in 33 chance of being exceeded any year. |
| 10.5 Feet | Major flooding with much of lower Carson Valley flooded, including portions of Minden, Gardnerville, Centerville, and Genoa. Significant damage to homes, businesses, schools, roads, and bridge. Transportation, communication, water, and power systems severely affected. US Hwy 395 closed. At about 15,000 cfs, similar 2/1/1963 flood. USGS estimates that this much flow has about a 1 in 40 chance of being exceeded any year. |
| 11.0 Feet | Widespread flood damage in Carson Valley, including Minden/Gardnerville/Genoa/Centerville. Extensive damage to homes, businesses, schools, roads, and bridges. Transportation, communication, water, and power systems severely affected. Massive bank and channel erosion at these flows is capable of sweeping away buildings, roads, and vehicles. At about 16,700 cfs, similar to 12/23/1955 flood. USGS estimates that this much flow has about a 1 in 50 chance of being exceeded any year. |
| 11.5 Feet | Extensive flooding throughout Carson Valley including Minden/Gardnerville/Genoa/Centerville. Extensive damage to homes, businesses, schools, roads, and bridges. Transportation, communication, water, and power systems severely affected. Massive bank and channel erosion, capable or sweeping away buildings, roads, and vehicles. At about 18,500 cfs, similar to 1/2/1997 flood. About a 1 in 70 chance of being exceeded any year per USGS estimates. |
| 12.0 Feet | Record flooding, larger than 1/2/1997 flood. All roads in/out of Carson Valley flooded including Minden/Gardnerville/Genoa. Extensive damage to homes, businesses, schools, roads, and bridges. Transportation, communication, water, and power systems severely affected. Massive bank and channel erosion, capable of sweeping away buildings, roads, and vehicles. 10 by 2 mile portion of Carson Valley underwater. About 20,500 cfs, about a 1 in 90 chance of being exceeded any year per USGS estimates. |
| 12.5 Feet | Flood disaster with widespread flooding of homes, businesses, schools, levees, roads, and bridges through Carson Valley including Minden/Gardnerville/Genoa/Centerville/Dresslerville. Transportation, communication, water, and power systems severely affected. Carson Valley isolated, major highways are flooded. A 12 by 3 mile portion of Carson Valley in Douglas County is underwater. Severe channel bank erosion. At about 22,500 cfs, about a 1 in 120 chance of being exceeded any year per USGS estimates. |
| 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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