Earthquake with magnitude of ML 0.9 on date 14-08-2020 and time 23:34:14 (Italy) in region 3 km NW Visso (MC)

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

  • 14-08-2020 21:34:14 (UTC)
  • 14-08-2020 23:34:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9580, 13.0780 at 12 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.

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 3 1107 1107
Ussita MC 5 444 1551
Monte Cavallo MC 7 145 1696
Fiordimonte MC 9 202 1898
Preci PG 9 724 2622
Castelsantangelo sul Nera MC 9 281 2903
Pieve Torina MC 10 1458 4361
Fiastra MC 11 559 4920
Acquacanina MC 11 121 5041
Pievebovigliana MC 12 866 5907
Bolognola MC 13 142 6049
Muccia MC 14 915 6964
Sellano PG 14 1079 8043
Serravalle di Chienti MC 16 1070 9113
Norcia PG 18 4957 14070
Camerino MC 20 6974 21044

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Foligno (57155 inhabitants)
56 Km NE of Terni (111501 inhabitants)
58 Km E of Perugia (166134 inhabitants)
61 Km NW of Teramo (54892 inhabitants)
72 Km NW of L'Aquila (69753 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
99 Km S of Fano (60888 inhabitants)
100 Km NE of Viterbo (67173 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 2020-08-14
21:34:14
42.9577 13.0783 12 2020-11-19
12:36:58
Bollettino Sismico Italiano INGV 82340731
Reviewed
Rev100
ML 0.9 2020-08-14
21:34:14
42.9523 13.0683 10 2020-08-14
21:42:34
Sala Sismica INGV-Roma 81987381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-14 21:34:14 ± 0.05
Latitude 42.9577 ± 0.0036
Longitude 13.0783 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82340731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 399
Semi-minor axis of confidence ellipse (meter) 50
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 226
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.02158
Epicentral distance of station farthest from the epicenter (degree) 0.39300
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 81987381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-14 21:42:34

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 82340731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-26 08:08:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATCC.EHZ. 2020-08-14T21:34:29.22 0.6 undecidable manual S 306 43.623 91 0.32 44
IV.EL6.EHZ. 2020-08-14T21:34:28.91 0.6 undecidable manual S 3 41.2254 91 0.62 40
IV.SMA1.EHZ. 2020-08-14T21:34:28.43 0.6 undecidable manual S 150 41.9247 91 -0.02 47
IV.LNSS.HNZ. 2020-08-14T21:34:28.17 0.6 undecidable manual S 185 39.5271 91 0.36 44
IV.MF5.EHZ. 2020-08-14T21:34:26.32 0.6 undecidable manual S 84 31.1466 91 0.74 40
IV.ASSB.HHZ. 2020-08-14T21:34:26.78 0.6 undecidable manual S 286 35.3424 91 0.08 46
IV.GUMA.HNN. 2020-08-14T21:34:23.98 0.1 undecidable manual S 61 23.8539 93 0.34 92
IV.PF6.EHN. 2020-08-14T21:34:22.68 0.6 undecidable manual S 25 22.0668 93 -0.49 45
IV.MML1.HNE. 2020-08-14T21:34:22.19 0.6 undecidable manual S 333 19.3695 94 -0.25 48
IV.LNSS.HNZ. 2020-08-14T21:34:22.32 0.3 undecidable manual P 185 39.5271 91 0 71
IV.MMO1.EHZ. 2020-08-14T21:34:22.51 0.6 undecidable manual S 108 21.1677 93 -0.42 45
IV.EL6.EHZ. 2020-08-14T21:34:22.43 0.1 undecidable manual P 3 41.2254 91 -0.16 93
IV.SMA1.EHZ. 2020-08-14T21:34:22.59 0.1 undecidable manual P 150 41.9247 91 -0.09 93
IV.ATCC.EHZ. 2020-08-14T21:34:22.89 0.3 undecidable manual P 306 43.623 91 -0.06 71
IV.CESI.HHZ. 2020-08-14T21:34:21.46 0.3 undecidable manual S 290 15.0738 101 0.16 71
IV.ASSB.HHZ. 2020-08-14T21:34:21.53 0.1 positive manual P 286 35.3424 91 -0.14 94
IV.MF5.EHZ. 2020-08-14T21:34:21.26 0.1 positive manual P 84 31.1466 91 0.23 92
IV.MC2.EHZ. 2020-08-14T21:34:20.21 0.3 undecidable manual S 120 10.3785 122 0.08 75
IV.NRCA.HHZ. 2020-08-14T21:34:20.87 0.3 undecidable manual S 168 14.0748 105 -0.18 71
IT.MTCL.HGZ. 2020-08-14T21:34:19.37 0.6 undecidable manual S 302 7.5813 135 -0.19 49
IV.PF6.EHN. 2020-08-14T21:34:19.14 0.1 undecidable manual P 25 22.0668 93 -0.5 89
IV.MML1.HNE. 2020-08-14T21:34:19.04 0.3 undecidable manual P 333 19.3695 94 -0.17 72
IV.FDMO.HHZ. 2020-08-14T21:34:19.57 0.3 undecidable manual S 5 8.7801 129 -0.22 72
IV.MMO1.EHZ. 2020-08-14T21:34:19.32 0.1 undecidable manual P 108 21.1677 93 -0.18 95
IV.FEMA.HNE. 2020-08-14T21:34:19.05 0.6 undecidable manual S 282 2.3976 165 0.18 49
IV.GUMA.HNN. 2020-08-14T21:34:19.99 0.1 undecidable manual P 61 23.8539 93 0.08 96
IV.NRCA.HHZ. 2020-08-14T21:34:18.39 0.1 undecidable manual P 168 14.0748 105 -0.02 99
IV.CESI.HHZ. 2020-08-14T21:34:18.64 0.1 positive manual P 290 15.0738 101 0.08 97
IV.FEMA.HNE. 2020-08-14T21:34:17.28 0.1 undecidable manual P 282 2.3976 165 0.13 99
IV.MC2.EHZ. 2020-08-14T21:34:17.97 0.1 positive manual P 120 10.3785 122 0.08 99
IT.MTCL.HGZ. 2020-08-14T21:34:17.58 0.1 undecidable manual P 302 7.5813 135 0.03 100
IV.FDMO.HHZ. 2020-08-14T21:34:17.62 0.1 negative manual P 5 8.7801 129 -0.07 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.3 0.000186 0.6 AML other m 2020-08-14T21:34:21.02
IV.NRCA.HHN. ML:1.4 0.00020899999999999998 0.14 AML other m 2020-08-14T21:34:21.12
IV.CESX.HHE. ML:1.0 0.00002045 0.48 AML other m 2020-08-14T21:34:34.94
IV.CESX.HHN. ML:1.0 0.000026549999999999998 0.72 AML other m 2020-08-14T21:34:35.37
IV.FDMO.HHE. ML:1.2 0.00020916685000000001 0.128 AML other m 2020-08-14T21:34:19.62
IV.FDMO.HHN. ML:1.1 0.0001631282 0.0768 AML other m 2020-08-14T21:34:19.94
IV.CESI.HHN. ML:1.0 0.000087870895 0.0896 AML other m 2020-08-14T21:34:21.62
IV.CESI.HHE. ML:1.0 0.00008049468 0.1152 AML other m 2020-08-14T21:34:21.48
IV.MF5.EHN. ML:0.9 0.000036778115 0.1408 AML other m 2020-08-14T21:34:26.44
IV.MF5.EHE. ML:0.8 0.000030158765 0.32 AML other m 2020-08-14T21:34:26.47
IV.ASSB.HHE. ML:0.6 0.0000131898365 0.1152 AML other m 2020-08-14T21:34:27.67
IV.ASSB.HHN. ML:0.4 0.000012009792 0.1024 AML other m 2020-08-14T21:34:27.49
IV.EL6.EHN. ML:0.9 0.000023221635 1.2672 AML other m 2020-08-14T21:34:30.34
IV.EL6.EHE. ML:0.7 0.000013884480000000001 0.128 AML other m 2020-08-14T21:34:29.75
IV.SMA1.EHN. ML:0.8 0.0000192817 0.256 AML other m 2020-08-14T21:34:30.87
IV.SMA1.EHE. ML:0.8 0.00001865112 0.576 AML other m 2020-08-14T21:34:32.15
IV.ATCC.EHN. ML:0.5 0.000009920407500000001 0.3968 AML other m 2020-08-14T21:34:31.46
IV.ATCC.EHE. ML:0.7 0.00001406341 0.1152 AML other m 2020-08-14T21:34:29.66
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