Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 02-07-2020 and time 04:56:46 (Italy) in region 3 km SW Visso (MC)

A magnitude ML 0.9 earthquake occured in region: 3 km SW Visso (MC), on

  • 02-07-2020 02:56:46 (UTC)
  • 02-07-2020 04:56:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9050, 13.0670 at 11 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
Visso MC 4 1107 1107
Preci PG 4 724 1831
Castelsantangelo sul Nera MC 7 281 2112
Ussita MC 7 444 2556
Monte Cavallo MC 11 145 2701
Sellano PG 12 1079 3780
Norcia PG 13 4957 8737
Fiordimonte MC 15 202 8939
Cerreto di Spoleto PG 15 1075 10014
Pieve Torina MC 16 1458 11472
Fiastra MC 16 559 12031
Bolognola MC 17 142 12173
Acquacanina MC 17 121 12294
Pievebovigliana MC 18 866 13160
Muccia MC 20 915 14075

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Foligno (57155 inhabitants)
51 Km NE of Terni (111501 inhabitants)
59 Km W of Teramo (54892 inhabitants)
60 Km E of Perugia (166134 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
95 Km NE of Viterbo (67173 inhabitants)
99 Km W of Montesilvano (53738 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 0.9 2020-07-02
02:56:46		 42.905 13.0672 11 2020-11-19
12:36:52		 Bollettino Sismico Italiano INGV 80907131
Reviewed
Rev100 		ML 0.9 2020-07-02
02:56:46		 42.9052 13.072 11 2020-07-02
03:03:19		 Sala Sismica INGV-Roma 80688341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-02 02:56:46 ± 0.04
Latitude 42.9050 ± 0.0018
Longitude 13.0672 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80907131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 279
Semi-minor axis of confidence ellipse (meter) 191
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 243
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 40
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 39
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.05846
Epicentral distance of station farthest from the epicenter (degree) 0.46045
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 80688341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-02 03:03:19

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 80907131
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-07-09 15:32:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2020-07-02T02:57:02.06 0.3 undecidable manual S 3 47.1195 50 0.08 70
IV.ASSB.HHZ. 2020-07-02T02:56:59.21 0.3 undecidable manual S 295 36.5412 50 0.07 72
IV.SMA1.EHZ. 2020-07-02T02:56:59.42 0.3 undecidable manual S 144 37.4292 50 0.03 72
IV.LNSS.HHN. 2020-07-02T02:56:58.17 0.3 undecidable manual S 184 33.5442 50 -0.19 70
IV.MF5.EHZ. 2020-07-02T02:56:58.67 0.6 undecidable manual S 74 33.1446 50 0.42 45
IV.T1299.EHE. 2020-07-02T02:56:58.99 0.3 undecidable manual S 150 34.743 50 0.32 68
IV.MTRA.EHZ. 2020-07-02T02:56:57.66 0.6 undecidable manual S 121 31.4463 50 -0.13 47
IV.GUMA.HNZ. 2020-07-02T02:56:57.14 0.3 undecidable manual S 51 27.9498 50 0.29 69
IV.CESX.HHE. 2020-07-02T02:56:56.20 0.1 undecidable manual P 230 51.1155 50 -0.03 94
IV.CSP1.EHZ. 2020-07-02T02:56:55.51 0.3 undecidable manual S 28 23.5542 50 -0.17 71
IV.RM33.EHZ. 2020-07-02T02:56:55.43 0.6 undecidable manual P 165 45.5211 50 0.06 47
IV.EL6.EHZ. 2020-07-02T02:56:55.37 0.3 undecidable manual P 3 47.1195 50 -0.25 68
IV.MML1.HNZ. 2020-07-02T02:56:55.60 0.3 undecidable manual S 342 24.3534 50 -0.31 69
IV.MNTT.EHZ. 2020-07-02T02:56:55.42 0.6 undecidable manual P 68 46.3203 50 -0.06 47
IV.MOMA.HNZ. 2020-07-02T02:56:55.31 0.3 undecidable manual P 255 41.9247 50 0.5 65
IV.ARRO.EHZ. 2020-07-02T02:56:54.98 0.1 undecidable manual P 214 43.7229 50 -0.1 93
IV.CESI.HHZ. 2020-07-02T02:56:54.04 0.1 undecidable manual S 310 17.2716 50 0.05 99
IV.MMO1.EHZ. 2020-07-02T02:56:54.73 0.3 undecidable manual S 92 21.0678 50 -0.3 70
IV.LNSS.HHN. 2020-07-02T02:56:53.43 0.3 undecidable manual P 184 33.5442 50 -0.09 71
IV.MF5.EHZ. 2020-07-02T02:56:53.93 0.3 undecidable manual P 74 33.1446 50 0.47 66
IV.T1299.EHE. 2020-07-02T02:56:53.62 0.6 undecidable manual P 150 34.743 50 -0.09 48
IV.FDMO.HHZ. 2020-07-02T02:56:53.01 0.3 undecidable manual S 6 14.6742 127 -0.28 71
IV.ASSB.HHZ. 2020-07-02T02:56:53.91 0.3 undecidable manual P 295 36.5412 50 -0.06 71
IV.SMA1.EHZ. 2020-07-02T02:56:53.96 0.3 undecidable manual P 144 37.4292 50 -0.16 70
IV.GUMA.HNZ. 2020-07-02T02:56:52.81 0.3 undecidable manual P 51 27.9498 50 0.16 71
IT.MTCL.HGN. 2020-07-02T02:56:52.24 0.3 undecidable manual S 331 11.2776 134 -0.15 74
IV.MTRA.EHZ. 2020-07-02T02:56:52.98 0.6 undecidable manual P 121 31.4463 50 -0.21 47
IV.MML1.HNZ. 2020-07-02T02:56:52.07 0.3 undecidable manual P 342 24.3534 50 -0.04 73
IV.MC2.EHZ. 2020-07-02T02:56:52.10 0.3 undecidable manual S 86 9.879 138 0.04 75
IV.CESI.HHZ. 2020-07-02T02:56:51.14 0.1 undecidable manual P 310 17.2716 50 0.14 97
IV.MMO1.EHZ. 2020-07-02T02:56:51.45 0.3 undecidable manual P 92 21.0678 50 -0.15 72
IV.FEMA.HNN. 2020-07-02T02:56:51.44 0.3 undecidable manual S 347 6.4935 149 0.09 75
IV.CSP1.EHZ. 2020-07-02T02:56:51.90 0.3 undecidable manual P 28 23.5542 50 -0.08 73
IV.NRCA.HHZ. 2020-07-02T02:56:51.55 0.3 undecidable manual S 154 8.7801 141 -0.26 72
IT.MTCL.HGN. 2020-07-02T02:56:50.16 0.3 undecidable manual P 331 11.2776 134 0.08 74
IV.FDMO.HHZ. 2020-07-02T02:56:50.54 0.3 undecidable manual P 6 14.6742 127 -0.05 75
IV.NRCA.HHZ. 2020-07-02T02:56:49.80 0.1 undecidable manual P 154 8.7801 141 0.06 100
IV.MC2.EHZ. 2020-07-02T02:56:49.95 0.1 undecidable manual P 86 9.879 138 0.06 100
IV.FEMA.HNN. 2020-07-02T02:56:49.70 0.1 undecidable manual P 347 6.4935 149 0.22 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.7 0.00004985 0.14 AML other m 2020-07-02T02:56:53.14
IV.FDMO.HHN. ML:0.8 0.000060950000000000004 0.52 AML other m 2020-07-02T02:56:53.25
IV.CESI.HHE. ML:1.2 0.0001265 0.1 AML other m 2020-07-02T02:56:54.36
IV.CESI.HHN. ML:1.5 0.00023649999999999998 0.12 AML other m 2020-07-02T02:56:54.37
IV.MTRA.EHN. ML:1.0 0.0000452 0.34 AML other m 2020-07-02T02:56:58.48
IV.MF5.EHN. ML:1.2 0.0000757 0.36 AML other m 2020-07-02T02:56:59.25
IV.MF5.EHE. ML:1.1 0.0000547 0.3 AML other m 2020-07-02T02:56:59.21
IV.MTRA.EHE. ML:0.9 0.000035000000000000004 0.96 AML other m 2020-07-02T02:56:59.14
IV.ASSB.HHN. ML:0.7 0.000020900000000000003 0.32 AML other m 2020-07-02T02:56:59.81
IV.ASSB.HHE. ML:0.6 0.00001435 1.44 AML other m 2020-07-02T02:57:00.15
IV.SMA1.EHE. ML:0.8 0.0000247 0.12 AML other m 2020-07-02T02:57:01.11
IV.SMA1.EHN. ML:0.8 0.000025149999999999998 0.64 AML other m 2020-07-02T02:57:02.11
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