| 16.0 | Record, disastrous flooding previously unknown on entire West Fork Carson River in southwest Douglas County Nevada and eastern Alpine County California. Extensive damage to homes...businesses...schools... roads...bridges...water and irrigation systems. Power...communications and transportation systems severely affected. Most highways and bridges flooded or washed out. Far exceeds record 1/1/1997 flood. | | 15.5 | Disastrous...record flooding along entire reach of West Fork Carson River in both Alpine County California and Douglas County Nevada. Extensive damage to homes...businesses...schools...roads...bridges and irrigation systems. Communications...power and transportation systems severely disrupted. Many highways...roads and bridges impassable. At over 9000 cfs...exceeds record flood of 1/2/1997 /8100 cfs/. Chance in any year about 1 in 400 (from USGS Flood Frequency Analysis, 2007). | | 15.0 | Major Flooding. Substantial damage to homes...businesses...schools and property in south Carson Valley from Centerville to Genoa. Many local roads flood...some include Centerville...Mottsville...and Muller Lanes. Interuption of power...communications and water systems. Major flooding also in Alpine County California near Woodfords and Paynesville. CA Highways 89 and 88...and NV Highway 88 flood. About 5700 cfs. Chance in any year about 1 in 100 (from USGS Flood Frequency Analysis, 2007). | | 14.5 | Moderate flooding in southwest Carson Valley between Centerville and Genoa Nevada...with some damage to homes and businesses. Many local roads flooded in this area. Minor to moderate flooding in Alpine County California near Woodfords and Paynesville. About 3150 cfs...Chance in any year about 1 in 25 (From USGS Flood Frequency Analysis, 2007). | | 14.0 | Flood Stage. Minor flooding begins in the southwestern Carson Valley between Centerville and Genoa NV. About 1900 cfs. Chance in any year about 1 in 8 (From USGS Flood Frequency Analysis, 2007). | | 13.5 | Very minor flooding of lowest areas along the West Fork Carson River in southwest Carson Valley. Residents along the river should be prepared for more serious flooding if there are additional rises due to snowmelt and/or rainfall runoff. About 1200 cfs. Chance in any year about 1 in 3 (from USGS Flood Frequency Analysis, 2007). | | 13.0 | Monitoring Stage...no flooding occurs. However...residents along the West Fork Carson River should be prepared for flooding if there are additional rises due to snowmelt and/or rainfall runoff. About 800 cfs. Chance in any year about 1 in 2 (from USGS Flood Frequency Analysis, 2007). |
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1) 15.36 ft on 01/01/1997
2) 14.93 ft on 02/01/1963
3) 14.92 ft on 12/23/1955
4) 14.90 ft on 11/20/1950
5) 14.61 ft on 12/11/1937
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1) 9.10 ft on 12/23/1961
2) 9.10 ft on 09/02/1977
3) 9.15 ft on 09/08/1988
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