| Flood Impacts |
| 16.0 | RECORD FLOODING...WITH WIDESPREAD FLOODING OF HOMES...BUSINESSES... SCHOOLS...LEVEES...ROADS...AND BRIDGES THROUGH CARSON VALLEY. TRANSPORTATION...COMMUNICATION...WATER AND POWER SYSTEMS SEVERELY AFFECTED. CARSON VALLEY ISOLATED. 14 BY 4 MILE PORTION OF CARSON VALLEY SOUTH OF MINDEN/GARDNERVILLE UNDERWATER. SEVERE BANK AND CHANNEL EROSION...WITH LARGE MIGRATION OF RIVER BANKS. A HALF FOOT AND 1600 CFS HIGHER THAN 1/2/1997 FLOOD...ABOUT 22000 CFS. MUCH OVER USGS ESTIMATED 100 YEAR FLOOD. |
| 15.5 | NEAR RECORD FLOODING...LIKE 1/2/1997 FLOOD. WIDESPREAD FLOODING OF HOMES...BUSINESSES...SCHOOLS...LEVEES...ROADS AND BRIDGES THROUGHOUT CARSON VALLEY. TRANSPORTATION...COMMUNICATION...WATER AND POWER SYSTEMS SEVERELY AFFECTED. CARSON VALLEY LIKELY ISOLATED MANY DAYS. 12 BY 3 MILE PORTION OF CARSON VALLEY SOUTH OF MINDEN/GARDNERVILLE UNDERWATER. MASSIVE BANK AND CHANNEL EROSION...LARGE MIGRATION OF RIVER BANKS. ABOUT 20500 CFS. SLIGHTLY OVER USGS ESTIMATED 100 YEAR FLOOD. |
| 15.0 | NEAR RECORD FLOOD. ALL ROADS IN AND OUT OF CARSON VALLEY FLOODED. 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 3 MILE PORTION OF CARSON VALLEY UNDERWATER. LARGER THAN 12/23/1955 FLOOD...BUT SMALLER THAN RECORD 1/2/1997 FLOOD. ABOUT 19000 CFS...USGS ESTIMATED 80 YR FLOOD. |
| 14.5 | DISASTROUS FLOODING. LIKE SECOND LARGEST FLOOD OF RECORD ON 12/23/55. ALL ROADS IN AND OUT OF CARSON VALLEY FLOODED. 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 LONG PORTION OF CARSON VALLEY UNDERWATER. ABOUT 17800 CFS...USGS ESTIMATED 70 YEAR FLOOD. |
| 14.0 | NEAR DISASTROUS FLOODING THROUGHOUT CARSON VALLEY. 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. LARGE MIGRATION OF RIVER BANKS. ABOUT 16200 CFS...USGS ESTIMATED 60-YEAR FLOOD. |
| 13.5 | WIDESPREAD FLOOD DAMAGE. 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 ARE CAPABLE OF SWEEPING AWAY BUILDINGS...ROADS AND VEHICLES. ABOUT 15000 CFS...USGS ESTIMATED 50-YEAR FLOOD. |
| 13.0 | MUCH OF LOWER CARSON VALLEY FLOODED...INCLUDING MINDEN... GARDNERVILLE...CENTERVILLE AND GENOA. WIDESPREAD DAMAGE TO HOMES...BUSINESSES...SCHOOLS...ROADS AND BRIDGES. TRANSPORTATION...COMMUNICATION...WATER AND POWER SYSTEMS SEVERELY AFFECTED. US HWY 395 CLOSED. SIMILAR TO 2/1/1963 FLOOD. ABOUT 13700 CFS...USGS ESTIMATED 40 YEAR FLOOD. |
| 12.5 | MUCH OF LOWER CARSON VALLEY FLOODED...INCLUDING MINDEN... GARDNERVILLE...CENTERVILLE AND GENOA. WIDESPREAD DAMAGE TO HOMES...BUSINESSES...SCHOOLS...ROADS AND BRIDGES. TRANSPORTATION...COMMUNICATION...WATER AND POWER SYSTEMS SEVERELY AFFECTED. US HWY 395 CLOSED. SIMILAR TO 11/21/50 & 2/1/63 FLOODS. ABOUT 12500 CFS...USGS ESTIMATED 30 YEAR FLOOD. |
| 12.0 | WIDESPREAD MAJOR FLOODING IN CARSON VALLEY WITH EXTENSIVE DAMAGE. RIVER FEEDS ROCKY...COTTONWOOD...MARTIN... AND HENNINGSON SLOUGHS WHICH FLOOD MINDEN/GARDNERVILLE DOWNTOWN AREAS...CAUSING EXTENSIVE DAMAGE TO HOMES...BUSINESSES...SCHOOLS ...ROADWAYS...AND BRIDGES. MAJOR EFFECTS TO TRANSPORTATION...COMMUNICATION...WATER AND POWER SYSTEMS. APPROXIMATELY 11400 CFS...USGS ESTIMATED 25 YEAR FLOOD. |
| 11.5 | WIDESPREAD MAJOR FLOODING IN CARSON VALLEY WITH EXTENSIVE DAMAGE. EAST CARSON RIVER FEEDS ROCKY...COTTONWOOD...MARTIN...AND HENNINGSON SLOUGHS WHICH FLOOD MINDEN/GARDNERVILLE DOWNTOWN AREAS...CAUSING EXTENSIVE DAMAGE TO HOMES...BUSINESSES... SCHOOLS...ROADWAYS AND BRIDGES. TRANSPORTATION...COMMUNICATION... WATER AND POWER SYSTEMS SIGNIFICANTLY AFFECTED. ABOUT 10300 CFS...USGS ESTIMATED 20 YEAR FLOOD. |
| 11.0 | MAJOR FLOODING IN CARSON VALLEY AREA. HOMES...BUSINESSES... SCHOOLS...ROADS...AND BRIDGES IN LOWER PORTIONS OF MINDEN...GARDNERVILLE...CENTERVILLE...GENOA AND WASHOE INDIAN RESERVATION FLOOD. MODERATE FLOOD AFFECTS TO TRANSPORTATION...COMMUNICATION...WATER AND POWER SYSTEMS. ABOUT 9200 CFS...USGS ESTIMATED 15 YEAR FLOOD. |
| 10.5 | MAJOR FLOOD DAMAGE IN CARSON VALLEY AREA. FLOODING OF HOMES...BUSINESSES...SCHOOLS...ROADS AND BRIDGES IN LOWER PORTIONS OF MINDEN...GARDNERVILLE... CENTERVILLE...GENOA AND WASHOE INDIAN RESERVATION. TRANSPORTATION...COMMUNICATION...WATER AND POWER SYSTEMS BEGIN TO BE AFFECTED. ABOUT 8200 CFS...USGS ESTIMATED 12 YEAR FLOOD. |
| 10.0 | MODERATE FLOODING IN CARSON VALLEY WITH LOWER PARTS OF MINDEN...GARDNERVILLE...CENTERVILLE...WASHOE INDIAN RESERVATION AND GENOA FLOODED. SIMILAR FLOOD IN MAY 1996 CAUSED MODERATE FLOODING IN CARSON VALLEY WITH SOME ROADS FLOODED. USGS ESTIMATED 10 YEAR FLOOD...ABOUT 7300 CFS. |
| 9.5 | FLOOD STAGE. GENERAL MINOR LOWLAND FLOODING IN CARSON VALLEY...WITH MINOR DAMAGE. LOW-LYING ROADS...BRIDGES...AMD DRAINAGE STRUCTURES SUSTAIN MINOR DAMAGE. COTTONWOOD SLOUGH BEGINS TO FLOOD LAMPE PARK. FLOOD PRONE AREAS INCLUDE WASHOE RESERVATION... CARSON VALLEY COUNTRY CLUB...GLENWOOD DR...RIVERVIEW DR...CENTERVILLE RD...NV HWY 88...WESTWOOD VILLAGE...ROCKY SLOUGH...WATERLOO AND MOTTSVILLE LANES. ABOUT 6400 CFS...USGS ESTIMATED 7 YEAR FLOOD. SIMILAR TO 3/10/1995 FLOOD. |
| 9.0 | MINOR LOWLAND FLOODING IN LOWEST PORTIONS OF CARSON VALLEY. FLOOD PRONE AREAS INCLUDE WASHOE INDIAN RESERVATION...CARSON VALLEY COUNTRY CLUB...GLENWOOD DRIVE...RIVERVIEW DRIVE...CENTERVILLE ROAD...NV HWY 88...WESTWOOD VILLAGE...ROCKY SLOUGH...DRESSLERVILLE ROAD...WATERLOO AND MOTTSVILLE LANES. ABOUT 5600 CFS...USGS ESTIMATED 5 YEAR FLOOD. |
| 8.5 | MINOR LOWLAND FLOODING BEGINS IN LOWEST PORTIONS OF CARSON VALLEY. FLOOD PRONE AREAS INCLUDE WASHOE INDIAN RESERVATION...CARSON VALLEY COUNTRY CLUB...GLENWOOD DRIVE...RIVERVIEW DRIVE...CENTERVILLE ROAD...NV HWY 88...WESTWOOD VILLAGE...ROCKY SLOUGH...DRESSLERVILLE ROAD...WATERLOO AND MOTTSVILLE LANES. ABOUT 4750 CFS...USGS ESTIMATED 3 YEAR FLOOD. |
| 8.0 | LOWEST PORTIONS OF CARSON VALLEY BEGIN HAVE FLOOD THREAT. FLOOD PRONE AREAS INCLUDE WASHOE INDIAN RESERVATION...CARSON VALLEY COUNTRY CLUB...GLENWOOD DRIVE...RIVERVIEW DRIVE...CENTERVILLE ROAD...NV HWY 88...WESTWOOD VILLAGE...ROCKY SLOUGH...DRESSLERVILLE ROAD...WATERLOO AND MOTTSVILLE LANES. ABOUT 4000 CFS...USGS ESTIMATED 3 YEAR FLOOD. |
| 7.5 | CHANNEL CAPACITY ON EAST FORK CARSON RIVER...NO FLOODING. RESIDENTS ALONG THE EAST FORK CARSON RIVER SHOULD BE PREPARED FOR FLOODING IF THERE ARE ADDITIONAL RISES DUE TO SNOWMELT AND/OR RAINFALL RUNOFF. FLOOD PRONE AREAS INCLUDE...WASHOE INDIAN RESERVATION...CARSON VALLEY COUNTRY CLUB...GLENWOOD DRIVE...RIVERVIEW DRIVE...CENTERVILLE ROAD...NV HWY 88...WESTWOOD VILLAGE...ROCKY SLOUGH...DRESSLERVILLE ROAD...WATERLOO AND MOTTSVILLE LANES. ABOUT 3400 CFS. USGS ESTIMATED 2.5 YEAR FLOOD. |
| 7.0 | MONITORING STAGE...NO FLOODING. HOWEVER...RESIDENTS ALONG THE EAST FORK CARSON RIVER SHOULD BE PREPARED FOR FLOODING IF THERE ARE ADDITIONAL RISES DUE TO SNOWMELT AND/OR RAINFALL RUNOFF. FLOOD PRONE AREAS INCLUDE WASHOE INDIAN RESERVATION...CARSON VALLEY COUNTRY CLUB...GLENWOOD DRIVE...RIVERVIEW DRIVE...CENTERVILLE ROAD...NV HWY 88...WESTWOOD VILLAGE...ROCKY SLOUGH...DRESSLERVILLE ROAD...WATERLOO AND MOTTSVILLE LANES. ABOUT 2700 CFS. USGS ESTIMATED 2 YEAR FLOOD. |
| 6.5 | NO FLOODING ON EAST FORK CARSON RIVER. ABOUT 2200 CFS...USGS EST. 2-YR /50 PERCENT ANNUAL PROBABILITY/ FLOOD. |
