Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 24-04-2020 and time 11:48:12 (Italy) in region 4 km SE Troina (EN)

A magnitude ML 2.3 earthquake occured in region: 4 km SE Troina (EN), on

  • 24-04-2020 09:48:12 (UTC)
  • 24-04-2020 11:48:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7540, 14.6150 at 26 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Troina EN 4 9373 9373
Gagliano Castelferrato EN 8 3593 12966
Regalbuto EN 11 7277 20243
Cerami EN 12 2006 22249
San Teodoro ME 13 1403 23652
Agira EN 13 8345 31997
Cesarò ME 13 2439 34436
Capizzi ME 16 3176 37612
Nissoria EN 18 3000 40612
Centuripe EN 19 5470 46082
Nicosia EN 19 13899 59981
Bronte CT 20 19172 79153

Municipalities with at least 50000 inhabitants

An earthquake occurred to
50 Km NW of Catania (314555 inhabitants)
51 Km W of Acireale (52622 inhabitants)
57 Km NE of Caltanissetta (63360 inhabitants)
83 Km NE of Gela (75827 inhabitants)
90 Km N of Vittoria (63339 inhabitants)
93 Km N of Ragusa (73313 inhabitants)
96 Km SW of Messina (238439 inhabitants)
98 Km NW of Siracusa (122291 inhabitants)
99 Km W of Reggio di Calabria (183035 inhabitants)
100 Km N of Modica (54633 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000 		ML 2.3 2020-04-24
09:48:12		 37.7538 14.6152 26 2020-07-18
21:08:37		 Bollettino Sismico Italiano INGV 79280751
Reviewed
Rev100 		ML 2.4 2020-04-24
09:48:11		 37.7418 14.6143 28 2020-04-24
10:06:50		 Sala Sismica INGV-Roma 78528221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-24 09:48:12 ± 0.12
Latitude 37.7538 ± 0.0045
Longitude 14.6152 ± 0.0057
Depth (km) 26 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79280751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 536
Semi-minor axis of confidence ellipse (meter) 112
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 40
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 56
Number of associated phases, regardless of their use for origin computation 64
Number of defining phases 64
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.05756
Epicentral distance of station farthest from the epicenter (degree) 1.95063
Number of stations at which the event was observed 40
Number of stations from which data was used for origin computation 40
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 44
Type of magnitude ML
Reference to an origin 79280751
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-05-18 12:13:35

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 44
Type of magnitude ML
Reference to an origin 78528221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-24 10:06:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.CEL.HHZ. 2020-04-24T09:48:48.57 0.6 undecidable manual S 63 125.0859 97 0.09 0
IV.HPAC.HHZ. 2020-04-24T09:48:47.76 0.3 undecidable manual S 162 121.7892 98 0.16 0
IV.CAR1.HHZ. 2020-04-24T09:48:44.35 0.3 undecidable manual P 39 216.5166 54 -0.26 0
IV.MSRU.HHZ. 2020-04-24T09:48:41.54 1.0 undecidable manual S 54 96.4257 100 0.63 0
IV.ACATE.HNE. 2020-04-24T09:48:37.86 0.3 undecidable manual S 187 81.5517 102 0.84 0
IV.MILZ.HHZ. 2020-04-24T09:48:36.75 0.6 undecidable manual S 43 78.6657 102 0.48 0
IV.IVPL.HHZ. 2020-04-24T09:48:35.62 0.6 undecidable manual S 25 76.0683 103 0.05 0
IV.SSY.HHZ. 2020-04-24T09:48:35.77 0.3 undecidable manual S 148 77.4669 103 -0.18 0
IV.HAGA.HHZ. 2020-04-24T09:48:33.47 0.3 undecidable manual S 137 70.4739 104 -0.65 0
IV.CORL.HHZ. 2020-04-24T09:48:32.40 0.1 undecidable manual P 278 115.995 98 0.58 0
IV.HVZN.HNZ. 2020-04-24T09:48:32.72 0.6 undecidable manual S 172 64.491 106 0.14 0
IV.RAFF.HHZ. 2020-04-24T09:48:32.64 1.0 undecidable manual S 201 62.9925 106 0.44 0
IV.HPAC.HHZ. 2020-04-24T09:48:32.10 0.3 undecidable manual P 162 121.7892 98 -0.62 0
MN.CEL.HHZ. 2020-04-24T09:48:32.93 0.1 undecidable manual P 63 125.0859 97 -0.29 0
IT.LNT.HGZ. 2020-04-24T09:48:31.36 0.3 undecidable manual S 146 61.8936 106 -0.55 0
IV.AIO.HHZ. 2020-04-24T09:48:31.30 0.6 undecidable manual S 66 59.1963 107 0.06 0
IV.PLLN.EHZ. 2020-04-24T09:48:29.17 1.0 undecidable manual S 303 49.1175 111 0.5 7
IV.CSLB.HHZ. 2020-04-24T09:48:29.31 1.0 undecidable manual S 293 52.9026 109 -0.32 3
IV.MTTG.HHE. 2020-04-24T09:48:29.57 0.3 undecidable manual P 73 98.9232 100 0.34 0
IV.CLTA.HHN. 2020-04-24T09:48:28.33 0.6 undecidable manual P 221 87.6456 101 0.81 0
IV.MSRU.HHZ. 2020-04-24T09:48:28.88 0.1 undecidable manual P 54 96.4257 100 0.03 0
IV.HLNI.HHZ. 2020-04-24T09:48:28.40 0.3 undecidable manual S 153 50.3163 111 -0.59 15
IV.PETRA.HHZ. 2020-04-24T09:48:28.45 1.0 undecidable manual S 282 44.7219 113 0.85 10
IV.ECTS.HHZ. 2020-04-24T09:48:28.75 0.6 undecidable manual S 72 46.5201 112 0.7 17
IV.IACL.HHZ. 2020-04-24T09:48:27.47 0.1 negative manual P 345 89.3439 101 -0.31 0
IV.ACATE.HNE. 2020-04-24T09:48:27.02 0.6 undecidable manual P 187 81.5517 102 0.41 0
IV.IFIL.HHZ. 2020-04-24T09:48:27.86 0.3 undecidable manual P 358 89.9433 101 -0.01 0
IT.GEA.HGN. 2020-04-24T09:48:26.79 0.1 undecidable manual P 199 81.7515 102 0.15 0
IV.SCIAR.HNE. 2020-04-24T09:48:26.77 0.3 undecidable manual P 286 78.6657 102 0.61 0
IV.ENIC.HHE. 2020-04-24T09:48:26.34 0.6 undecidable manual S 111 38.2284 118 0.32 39
IV.IVPL.HHZ. 2020-04-24T09:48:26.00 0.1 undecidable manual P 25 76.0683 103 0.23 0
IV.IVGP.HHN. 2020-04-24T09:48:26.21 0.1 positive manual P 23 77.4669 103 0.23 0
IV.MUCR.HHZ. 2020-04-24T09:48:26.15 0.3 undecidable manual S 35 39.2274 117 -0.13 56
IV.MPNC.HHN. 2020-04-24T09:48:26.51 0.3 undecidable manual P 56 77.8665 103 0.47 0
IV.SSY.HHZ. 2020-04-24T09:48:25.20 0.1 positive manual P 148 77.4669 103 -0.79 0
IV.MILZ.HHZ. 2020-04-24T09:48:25.99 0.1 undecidable manual P 43 78.6657 102 -0.18 0
IV.MSFR.HHZ. 2020-04-24T09:48:24.64 0.3 undecidable manual S 356 31.1466 124 0.24 72
IV.HAGA.HHZ. 2020-04-24T09:48:23.95 0.1 positive manual P 137 70.4739 104 -0.98 0
IV.AIO.HHZ. 2020-04-24T09:48:23.10 0.1 undecidable manual P 66 59.1963 107 -0.17 0
IV.HVZN.HNZ. 2020-04-24T09:48:23.36 0.1 undecidable manual P 172 64.491 106 -0.68 0
IV.ESML.HHZ. 2020-04-24T09:48:23.67 0.3 undecidable manual S 123 27.6501 127 0.02 75
IV.RAFF.HHZ. 2020-04-24T09:48:23.55 0.1 undecidable manual P 201 62.9925 106 -0.27 0
IT.LNT.HGZ. 2020-04-24T09:48:22.82 0.3 undecidable manual P 146 61.8936 106 -0.83 0
IV.CAGR.HHZ. 2020-04-24T09:48:22.22 1.0 undecidable manual S 215 17.7711 141 0.47 23
IV.CSLB.HHZ. 2020-04-24T09:48:22.13 0.1 positive manual P 293 52.9026 109 -0.21 13
IV.EPZF.HHZ. 2020-04-24T09:48:22.76 1.0 undecidable manual S 70 22.5552 134 0.14 25
IV.GIB.HHE. 2020-04-24T09:48:22.90 0.1 positive manual P 297 57.8976 108 -0.17 1
IV.PETRA.HHZ. 2020-04-24T09:48:21.36 0.1 positive manual P 282 44.7219 113 0.19 50
IV.ECTS.HHZ. 2020-04-24T09:48:21.57 0.1 undecidable manual P 72 46.5201 112 0.14 40
IV.PLLN.EHZ. 2020-04-24T09:48:21.73 0.1 undecidable manual P 303 49.1175 111 -0.06 30
IV.HLNI.HHZ. 2020-04-24T09:48:21.14 0.1 positive manual P 153 50.3163 111 -0.83 19
IV.MUCR.HHZ. 2020-04-24T09:48:20.07 0.1 negative manual P 35 39.2274 117 -0.33 73
IV.GALF.HNZ. 2020-04-24T09:48:20.38 0.3 undecidable manual S 222 6.3936 164 0.03 76
MN.VAE.HHZ. 2020-04-24T09:48:20.99 0.3 undecidable manual P 216 39.1275 117 0.61 51
IV.EMCN.HNE. 2020-04-24T09:48:20.46 0.6 undecidable manual P 83 36.9297 119 0.38 40
IV.ENIC.HHE. 2020-04-24T09:48:20.83 1.0 undecidable manual P 111 38.2284 118 0.57 18
IV.EPIT.HHN. 2020-04-24T09:48:20.93 0.6 undecidable manual P 81 39.2274 117 0.53 35
IV.EMSG.HHZ. 2020-04-24T09:48:19.48 0.1 undecidable manual P 76 30.2475 125 0.27 96
IV.EPZF.HHZ. 2020-04-24T09:48:18.36 0.1 undecidable manual P 70 22.5552 134 0.07 100
IV.MSFR.HHZ. 2020-04-24T09:48:18.99 0.1 positive manual P 356 31.1466 124 -0.33 94
IV.ECHR.HNZ. 2020-04-24T09:48:18.36 0.3 undecidable manual P 106 27.1506 128 -0.47 69
IV.ESML.HHZ. 2020-04-24T09:48:18.74 0.1 undecidable manual P 123 27.6501 127 -0.15 98
IV.CAGR.HHZ. 2020-04-24T09:48:17.96 0.1 negative manual P 215 17.7711 141 0.17 97
IV.GALF.HNZ. 2020-04-24T09:48:16.00 0.1 negative manual P 222 6.3936 164 -0.98 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSFR.HHN. ML:1.9 0.000299 1 AML other m 2020-04-24T09:48:25.64
IV.MSFR.HHE. ML:1.7 0.0001835 1.02 AML other m 2020-04-24T09:48:25.71
IV.CAGR.HHE. ML:2.4 0.001375 1.34 AML other m 2020-04-24T09:48:25.89
IV.MUCR.HHE. ML:2.2 0.000448 0.78 AML other m 2020-04-24T09:48:27.99
IV.MUCR.HHN. ML:2.3 0.0006115000000000001 1.04 AML other m 2020-04-24T09:48:27.20
IV.EPZF.HHN. ML:2.4 0.0009995 0.38 AML other m 2020-04-24T09:48:27.78
IV.ESML.HHN. ML:2.2 0.000586 0.46 AML other m 2020-04-24T09:48:28.47
IV.HLNI.HHE. ML:2.5 0.0007435 0.14 AML other m 2020-04-24T09:48:29.11
IV.CAGR.HHN. ML:2.4 0.001265 1.64 AML other m 2020-04-24T09:48:29.85
IV.HLNI.HHN. ML:2.4 0.000575 1.44 AML other m 2020-04-24T09:48:29.96
IV.ESML.HHE. ML:2.3 0.000725 1.32 AML other m 2020-04-24T09:48:30.01
IV.EPZF.HHE. ML:2.2 0.0007355 0.48 AML other m 2020-04-24T09:48:30.93
IV.AIO.HHN. ML:2.4 0.0004905 0.38 AML other m 2020-04-24T09:48:33.20
IV.PLLN.EHN. ML:2.3 0.0004285 1.06 AML other m 2020-04-24T09:48:33.21
MN.VAE.HHE. ML:1.8 0.00017449999999999999 0.42 AML other m 2020-04-24T09:48:33.97
IV.HAGA.HHN. ML:2.6 0.000589 1.62 AML other m 2020-04-24T09:48:33.02
IV.HAGA.HHE. ML:2.8 0.0010789999999999999 0.3 AML other m 2020-04-24T09:48:33.98
IV.CSLB.HHN. ML:1.5 0.00007159999999999999 0.96 AML other m 2020-04-24T09:48:34.10
IV.PETRA.HHE. ML:2.1 0.00034050000000000004 0.48 AML other m 2020-04-24T09:48:34.40
IV.AIO.HHE. ML:2.1 0.000249 1.6 AML other m 2020-04-24T09:48:34.86
IV.RAFF.HHE. ML:2.4 0.00046899999999999996 0.94 AML other m 2020-04-24T09:48:34.88
IV.PLLN.EHE. ML:2.4 0.0005660000000000001 0.76 AML other m 2020-04-24T09:48:35.50
IV.RAFF.HHN. ML:2.4 0.000495 0.22 AML other m 2020-04-24T09:48:35.79
MN.VAE.HHN. ML:1.8 0.0001865 1.42 AML other m 2020-04-24T09:48:37.28
IV.PETRA.HHN. ML:2.1 0.000357 0.68 AML other m 2020-04-24T09:48:37.87
IV.CSLB.HHE. ML:1.6 0.0000842 0.9 AML other m 2020-04-24T09:48:37.56
IV.SSY.HHN. ML:3.4 0.00337 0.96 AML other m 2020-04-24T09:48:38.28
IV.MILZ.HHE. ML:2.9 0.0011200000000000001 1.58 AML other m 2020-04-24T09:48:40.93
IV.MILZ.HHN. ML:2.8 0.000801 1.58 AML other m 2020-04-24T09:48:40.93
IV.SSY.HHE. ML:3.0 0.00141 0.58 AML other m 2020-04-24T09:48:40.77
IV.IVPL.HHE. ML:2.3 0.0002915 1.46 AML other m 2020-04-24T09:48:42.00
IV.IFIL.HHE. ML:3.0 0.0011339999999999998 0.6 AML other m 2020-04-24T09:48:42.06
IV.IACL.HHN. ML:2.4 0.0003135 0.78 AML other m 2020-04-24T09:48:43.03
IV.MSRU.HHN. ML:2.3 0.000217 0.4 AML other m 2020-04-24T09:48:43.54
IV.IFIL.HHN. ML:2.6 0.00048150000000000005 0.4 AML other m 2020-04-24T09:48:44.97
IV.MSRU.HHE. ML:2.5 0.0003005 0.42 AML other m 2020-04-24T09:48:45.74
IV.IVPL.HHN. ML:2.4 0.00035650000000000005 0.62 AML other m 2020-04-24T09:48:45.64
IV.IACL.HHE. ML:2.3 0.0002065 0.4 AML other m 2020-04-24T09:48:48.10
IV.HPAC.HHN. ML:3.0 0.0006485000000000001 0.5 AML other m 2020-04-24T09:48:49.26
IV.HPAC.HHE. ML:2.9 0.000615 1.6 AML other m 2020-04-24T09:48:50.01
MN.CEL.HHE. ML:2.1 0.00009075 0.44 AML other m 2020-04-24T09:48:50.34
MN.CEL.HHN. ML:2.1 0.00007780000000000001 0.62 AML other m 2020-04-24T09:48:51.55
IV.CAR1.HHE. ML:2.2 0.0000471 0.44 AML other m 2020-04-24T09:49:11.53
IV.CAR1.HHN. ML:2.2 0.0000473 1.58 AML other m 2020-04-24T09:49:12.14
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Waveforms Seismic signals in miniseed + resp format Download