Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 05-07-2020 and time 16:54:50 (Italy) in region 9 km S San Fratello (ME)

A magnitude ML 1.9 earthquake occured in region: 9 km S San Fratello (ME), on

  • 05-07-2020 14:54:50 (UTC)
  • 05-07-2020 16:54:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.9320, 14.6070 at 9 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
San Fratello ME 9 3707 3707
San Teodoro ME 12 1403 5110
Alcara li Fusi ME 13 1980 7090
Cesarò ME 13 2439 9529
Acquedolci ME 14 5744 15273
Militello Rosmarino ME 14 1324 16597
Capizzi ME 15 3176 19773
Sant'Agata di Militello ME 16 12624 32397
Cerami EN 16 2006 34403
Troina EN 16 9373 43776
Longi ME 17 1473 45249
San Marco d'Alunzio ME 18 1996 47245
Caronia ME 18 3364 50609
Galati Mamertino ME 18 2627 53236
Torrenova ME 19 4386 57622
Maniace CT 19 3765 61387
Frazzanò ME 20 711 62098

Municipalities with at least 50000 inhabitants

An earthquake occurred to
61 Km NW of Acireale (52622 inhabitants)
64 Km NW of Catania (314555 inhabitants)
68 Km NE of Caltanissetta (63360 inhabitants)
88 Km W of Messina (238439 inhabitants)
93 Km W of Reggio di Calabria (183035 inhabitants)
97 Km E of Bagheria (55387 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 1.9 2020-07-05
14:54:50		 37.9318 14.6072 9 2020-11-19
12:37:01		 Bollettino Sismico Italiano INGV 82905901
Reviewed
Rev100 		ML 1.9 2020-07-05
14:54:50		 37.9428 14.6288 11 2020-07-05
15:01:18		 Sala Sismica INGV-Roma 80801121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-05 14:54:50 ± 0.09
Latitude 37.9318 ± 0.0054
Longitude 14.6072 ± 0.0057
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82905901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 571
Semi-minor axis of confidence ellipse (meter) 310
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 1
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.10252
Epicentral distance of station farthest from the epicenter (degree) 0.61963
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 82905901
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-24 09:54:50

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 80801121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-05 15:01:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IVPL.HHZ. 2020-07-05T14:55:09.84 0.1 undecidable manual S 33 59.0964 50 0.52 82
IV.AIO.HHE. 2020-07-05T14:55:08.01 0.3 undecidable manual S 85 54.9006 50 -0.2 67
IV.CSLB.HHZ. 2020-07-05T14:55:06.43 0.1 undecidable manual S 271 48.1185 50 0.05 93
IV.ECTS.HHZ. 2020-07-05T14:55:05.75 0.3 undecidable manual S 97 45.3213 50 0.1 69
IV.PLLN.EHZ. 2020-07-05T14:55:04.87 0.1 undecidable manual S 280 41.1255 50 0.34 89
IV.HLNI.HHZ. 2020-07-05T14:55:02.81 0.1 undecidable manual P 160 68.7756 50 -0.07 89
IV.IVPL.HHZ. 2020-07-05T14:55:01.63 0.1 undecidable manual P 33 59.0964 50 0.24 88
IV.EPZF.HHZ. 2020-07-05T14:55:00.35 0.1 undecidable manual S 119 24.9528 109 0.65 83
IV.MUCR.HHZ. 2020-07-05T14:54:59.91 0.1 undecidable manual S 62 26.3514 108 -0.26 92
IV.CSLB.HHZ. 2020-07-05T14:54:59.18 0.1 undecidable manual P 271 48.1185 50 -0.51 84
IV.AIO.HHE. 2020-07-05T14:54:59.93 0.3 undecidable manual P 85 54.9006 50 -0.82 55
IV.GALF.HHZ. 2020-07-05T14:54:59.69 0.1 undecidable manual S 188 24.753 109 0.04 97
IV.PETRA.HHN. 2020-07-05T14:54:59.39 0.3 undecidable manual P 256 44.5221 50 0.25 67
IV.ECTS.HHZ. 2020-07-05T14:54:59.10 0.3 undecidable manual P 97 45.3213 50 -0.16 68
IV.ESML.HHE. 2020-07-05T14:54:59.46 0.3 undecidable manual P 145 42.2244 50 0.67 60
IV.PLLN.EHZ. 2020-07-05T14:54:58.19 0.1 undecidable manual P 280 41.1255 50 -0.43 87
IV.CAGR.HHE. 2020-07-05T14:54:57.74 0.3 undecidable manual P 195 35.6421 50 -0.04 72
IV.EMSG.HHZ. 2020-07-05T14:54:57.24 0.1 undecidable manual P 112 32.4453 105 -0.03 96
IV.GALF.HHZ. 2020-07-05T14:54:55.65 0.1 positive manual P 188 24.753 109 -0.16 95
IV.MSFR.HHZ. 2020-07-05T14:54:55.89 0.1 undecidable manual S 353 11.3775 127 0.39 92
IV.MUCR.HHZ. 2020-07-05T14:54:55.32 0.1 undecidable manual P 62 26.3514 108 -0.79 78
IV.EPZF.HHZ. 2020-07-05T14:54:55.93 0.1 undecidable manual P 119 24.9528 109 0.1 96
IV.MSFR.HHZ. 2020-07-05T14:54:53.40 0.1 positive manual P 353 11.3775 127 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MUCR.HHE. ML:1.8 0.00038929775 0.192 AML other m 2020-07-05T14:55:00.03
IV.MUCR.HHN. ML:1.8 0.000389293 0.256 AML other m 2020-07-05T14:54:59.60
IV.GALF.HNN. ML:1.4 0.00013339974999999999 0.896 AML other m 2020-07-05T14:55:00.79
IV.GALF.HHN. ML:2.2 0.00090129045 0.8576 AML other m 2020-07-05T14:55:01.25
IV.GALF.HNE. ML:1.3 0.0001292702 0.576 AML other m 2020-07-05T14:55:00.91
IV.GALF.HHE. ML:2.2 0.0009597963 0.5632 AML other m 2020-07-05T14:55:00.05
IV.EPZF.HHE. ML:2.1 0.00077308645 0.4992 AML other m 2020-07-05T14:55:01.59
IV.EMSG.HHN. ML:2.1 0.0006281342 0.6272 AML other m 2020-07-05T14:55:05.17
IV.PLLN.EHE. ML:1.7 0.00016964835 0.4608 AML other m 2020-07-05T14:55:05.20
IV.PLLN.EHN. ML:1.9 0.0002863025 1.8944 AML other m 2020-07-05T14:55:06.12
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