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Sismo débil mag. 2.0 - 4.3 miles WNW of Dalton, Whitfield County, Georgia, USA, martes, 29 dic 2020 08:40 (GMT -5)

Sismo débil mag. 2.0 - 4.3 miles WNW of Dalton, Whitfield County, Georgia, USA, martes, 29 dic 2020 08:40 (GMT -5) Sismo débil mag. 2.0 - 4.3 miles WNW of Dalton, Whitfield County, Georgia, USA, martes, 29 dic 2020 08:40 (GMT -5)

Sismo débil magnitud 2.0 a 5 km de profundidad

29 Dec 14:07 UTC: Primero en informar: USGS después de 27 minutos.
29 Dec 18:40: Magnitud recalculada de 1.5 a 2.0. Profundidad recalculada de 9.3 a 5.0 km (de 5.8 a 3.1 mi). Ubicación del epicentro corregida 1.7 km (1.1 mi) al NNW.

Detalles del terremoto

Fecha y hora29 Dec 2020 13:40:17 UTC
Hora local en el epicentromartes, 29 dic 2020 08:40 (GMT -5)
StatusConfirmado
Magnitud2
Prof.5.0 km
Epicentro latitud / longitud34.79483°N / 85.04033°W (Condado de Whitfield, Estado de Georgia, Estados Unidos)
Antipode34.795°S / 94.96°E
Intensidad del temblorTemblor débil
Sentido20 informes
Fuente primaria de datosUSGS (United States Geological Survey)
Lugares cercanos5 km al S de Tunnel Hill (pop: 877) | En el mapa | Sismos cercanos
7 km al ONO de Dalton (Whitfield County) (pop: 33,900) | En el mapa | Sismos cercanos
24 km al ENE de LaFayette (pop: 7,170) | En el mapa | Sismos cercanos
25 km al SSE de East Brainerd (Tennessee) (pop: 15,100) | En el mapa | Sismos cercanos
25 km al SSE de East Brainerd (Hamilton County, Tennessee) (pop: 15,100) | En el mapa | Sismos cercanos
34 km al NNO de Calhoun (pop: 16,300) | En el mapa | Sismos cercanos
36 km al SSE de East Chattanooga (Tennessee) (pop: 154,000) | En el mapa | Sismos cercanos
43 km al SSO de Cleveland (Tennessee) (pop: 43,900) | En el mapa | Sismos cercanos
131 km al NNO de White Hall (pop: 463,900) | En el mapa | Sismos cercanos
845 km al OSO de Washington (District of Columbia) (pop: 601,700) | En el mapa | Sismos cercanos
Tiempo en el epicentro en el momento del sismoMist 3.3°C (38 F), humidity: 93%, wind: 2 m/s (4 kts) from NNW
Energía sísmica estimada liberada6.3 x 107 joules (17.5 kWh) | about seismic energy
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
RevistaProf.UbicaciónFuente
2.05 km5 Km W of Dalton, Georgia, USAUSGS

Seismograms

Seismic station: Tuckaleechee Caverns, TN, USA (TKL/IM network) | Distance from quake: 150 km / 93 mi | Show on map | Station Info
Seismic station Tuckaleechee Caverns, TN, USA: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Bandpass filter applied: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake (24)

At magnitude 2.0, such a quake wouldn't normally be felt by people except under very favorable conditions.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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near Chatsworth, Murray, Georgia (30 km NE of epicenter) [Map] / not felt
Dalton, Whitfield, Georgia (2.3 km NW of epicenter) [Map] / Very weak shaking (MMI II) / vibration and rolling / 5-10 s
Dalton, Whitfield, Georgia (2.4 km WSW of epicenter) [Map] / Very weak shaking (MMI II) / rattling, vibrating / 1-2 s : On second floor of 2 story house. Felt house shake for 1-2 seconds.  
Rocky Face / Weak shaking (MMI III) / 1-2 s : Sounded like a big piece is furniture fell down the steps  
Chatsworth / not felt : Couldn’t feel it  
Rocky Face / Very weak shaking (MMI II)
Chatsworth / not felt : Couldn’t feel it  
Rocky Face / Very weak shaking (MMI II)
48 Dogwood Ln / not felt
Rocky Face / Light shaking (MMI IV) / rattling, vibrating / 1-2 s
Rocky Face, Georgia / Light shaking (MMI IV) / 2-5 s
Rocky Face, GA / Light shaking (MMI IV) / 2-5 s : Awaken from sleep. Entire house shook.  
Rocky Face, Ga 30740 / Weak shaking (MMI III)
Leafmore Court, Rocky Face / Weak shaking (MMI III) / single vertical bump / 1-2 s : It was a big boom. Wasn’t sure at first if it was an earthquake because of that.  
Rockyface, ga / Light shaking (MMI IV) : It shook my grandfather clock enought to make it chime  
Rocky Face GA / Moderate shaking (MMI V) / single vertical bump / very short : Sounded and felt like quarry blasting.  
Tunnel Hill Ga / Light shaking (MMI IV) / single lateral shake / 1-2 s
Rocky Face, GA 30740 in my bedroom / Light shaking (MMI IV) : Large boom and the entire house shook  
Rocky Face / Moderate shaking (MMI V) / rattling, vibrating / very short : Awoken to wide awake from a deep sleep after just 3 hours of sleep on a strong sleep aid.  
Rocky Face / Weak shaking (MMI III) / 1-2 s : Sounded like a big piece is furniture fell down the steps  
Rocky Face / Weak shaking (MMI III) / 1-2 s : Sounded like a big piece is furniture fell down the steps  
Rocky Face / Moderate shaking (MMI V) / 1-2 s
Dalton Georgia / Weak shaking (MMI III) : House was mostly vibrating  
Rocky face / Light shaking (MMI IV)
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