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Fontana Dam, NC Natural Disasters and Weather Extremes

 
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The chance of earthquake damage in Fontana Dam is about the same as North Carolina average and is lower than the national average. The risk of tornado damage in Fontana Dam is lower than North Carolina average and is much lower than the national average.

Topics:Earthquake IndexVolcano IndexTornado IndexOther Weather Extremes EventsVolcanos NearbyHistorical Earthquake EventsHistorical Tornado Events

Earthquake Index, #74

Fontana Dam, NC
0.37
North Carolina
0.18
U.S.
1.81

The earthquake index value is calculated based on historical earthquake events data using USA.com algorithms. It is an indicator of the earthquake level in a region. A higher earthquake index value means a higher chance of an earthquake.

Volcano Index, #1

Fontana Dam, NC
0.0000
North Carolina
0.0000
U.S.
0.0023

The volcano index value is calculated based on the currently known volcanoes using USA.com algorithms. It is an indicator of the possibility of a region being affected by a possible volcano eruption. A higher volcano index value means a higher chance of being affected.

Tornado Index, #843

Fontana Dam, NC
57.58
North Carolina
115.21
U.S.
136.45

The tornado index value is calculated based on historical tornado events data using USA.com algorithms. It is an indicator of the tornado level in a region. A higher tornado index value means a higher chance of tornado events.

Other Weather Extremes Events

A total of 3,427 other weather extremes events within 50 miles of Fontana Dam, NC were recorded from 1950 to 2010. The following is a break down of these events:

TypeCountTypeCountTypeCountTypeCountTypeCount
Avalanche:0Blizzard:0Cold:15Dense Fog:2Drought:22
Dust Storm:0Flood:244Hail:757Heat:10Heavy Snow:18
High Surf:0Hurricane:9Ice Storm:13Landslide:0Strong Wind:37
Thunderstorm Winds:2,056Tropical Storm:9Wildfire:1Winter Storm:56Winter Weather:16
Other:162 

Volcanos Nearby

No volcano is found in or near Fontana Dam, NC.

Historical Earthquake Events

A total of 6 historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Fontana Dam, NC.

Distance (miles)DateMagnitudeDepth (km)LatitudeLongitude
26.61973-11-304.7335.8-83.96
34.61979-08-133.7535.24-84.38
48.31984-02-143.61036.13-83.74
29.81982-09-243.5835.68-84.25
34.11977-07-273.5735.42-84.42
46.51969-07-133.5N/A36.1-83.7

Historical Tornado Events

A total of 24 historical tornado events that had recorded magnitude of 2 or above found in or near Fontana Dam, NC.

Distance (miles)DateMagnitudeStart Lat/LogEnd Lat/LogLengthWidthFatalitiesInjuriesProperty DamageCrop DamageAffected County
8.21974-04-03235°20'N / 83°49'W35°23'N / 83°35'W13.60 Miles33 Yards003K0Swain
10.41974-04-03235°16'N / 83°59'W35°20'N / 83°49'W10.50 Miles33 Yards211250K0Graham
22.02010-04-25235°37'N / 84°08'W1.00 Mile100 Yards0020K0KBlount
 Brief Description: EVENT NARRATIVE: The NWS storm survey determined a tornado tracked from Loudon County for one-half of a mile along Thompson Bridge road. It was classified as an EF2 tornado with winds estimated at 110 mph with a path width of 100 yards. EPISODE NARRATIVE: A strong low pressure system along with an associated cold front tracked across the area triggering thunderstorms during the evening and overnight hours. A tornado touched down in eastern Monroe County, then tracked across southern Loudon County and finally dissipated in western Blount County. Another weak tornado touched down briefly in Polk County.
24.81974-04-03235°47'N / 83°55'W0.50 Mile50 Yards02250K0Blount
25.21974-04-03235°40'N / 84°10'W35°40'N / 84°09'W02250K0Loudon
30.01974-04-03434°58'N / 84°13'W35°09'N / 83°57'W18.90 Miles33 Yards42625.0M0Cherokee
30.31980-04-28235°15'N / 84°20'W35°16'N / 84°17'W3.30 Miles50 Yards01250K0Monroe
30.71974-04-03235°31'N / 84°21'W1.00 Mile200 Yards00250K0Monroe
35.21965-04-15235°52'N / 84°05'W35°57'N / 84°00'W7.40 Miles200 Yards062.5M0Knox
36.51984-05-07235°44'N / 84°21'W1.00 Mile70 Yards00250K0Loudon
37.31976-06-28235°19'N / 83°10'W0.20 Mile10 Yards00250K0Jackson
40.41974-04-03234°58'N / 83°23'W0.30 Mile20 Yards00250K0Rabun
41.31974-04-03434°57'N / 84°18'W34°58'N / 84°13'W5.10 Miles400 Yards002.5M0Fannin
42.51952-02-29235°18'N / 84°40'W35°27'N / 84°28'W15.30 Miles587 Yards00250K0Mcminn
43.81953-05-02236°02'N / 84°04'W0.80 Mile100 Yards003K0Anderson
44.91974-04-03335°16'N / 84°38'W35°19'N / 84°33'W6.10 Miles500 Yards050250K0Mcminn
45.21974-04-08335°26'N / 84°37'W2.00 Miles440 Yards01250K0Mcminn
45.71963-03-19235°27'N / 84°39'W35°29'N / 84°36'W3.60 Miles200 Yards0125K0Mcminn
46.21993-02-21336°01'N / 84°15'W36°06'N / 83°58'W10.00 Miles150 Yards035.0M0Knox
 Brief Description: The tornado started near Oak Ridge, moved through the Bull Run Steam Plant and went through the town of Claxton. Fifty homes were damaged and six mobile homes were destroyed. Two business were destroyed and another 10 were damaged including a weapons plant. Twelve electric transmission towers were knocked down.
46.71986-02-06335°18'N / 84°39'W35°17'N / 84°36'W3.00 Miles270 Yards002.5M0Mcminn
46.91993-02-21235°47'N / 84°34'W35°45'N / 84°31'W10.00 Miles100 Yards00500K0Blount And Loudon
 Brief Description: The tornado that went through Loudon County continued across Blount County through the town of Friendsville and ending just west of Maryville. One large home was destroyed and several other were damaged. Numerous trees were snapped.
48.51986-02-06335°14'N / 84°39'W35°18'N / 84°39'W2.00 Miles270 Yards002.5M0Polk
48.91976-02-18235°57'N / 83°13'W1.00 Mile33 Yards0102.5M0Cocke
49.81974-04-03335°13'N / 84°42'W35°16'N / 84°38'W5.40 Miles500 Yards10250K0Polk


* The information on this page is based on the global volcano database, the U.S. earthquake database of 1638-1985, and the U.S. Tornado and Weather Extremes database of 1950-2010.


 
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