Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 05-09-2020 and time 19:51:00 (Italy) in region 4 km SW Fiastra (MC)

A magnitude ML 1.4 earthquake occured in region: 4 km SW Fiastra (MC), on

  • 05-09-2020 17:51:00 (UTC)
  • 05-09-2020 19:51:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0150, 13.1240 at 7 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Fiastra MC 4 559 559
Fiordimonte MC 4 202 761
Acquacanina MC 5 121 882
Pievebovigliana MC 6 866 1748
Pieve Torina MC 7 1458 3206
Ussita MC 8 444 3650
Bolognola MC 9 142 3792
Visso MC 10 1107 4899
Muccia MC 10 915 5814
Monte Cavallo MC 10 145 5959
Castelsantangelo sul Nera MC 14 281 6240
Camerino MC 14 6974 13214
Sarnano MC 15 3264 16478
Cessapalombo MC 15 512 16990
Serravalle di Chienti MC 15 1070 18060
Caldarola MC 16 1823 19883
Preci PG 17 724 20607
Camporotondo di Fiastrone MC 17 563 21170
Gualdo MC 18 815 21985
San Ginesio MC 19 3498 25483
Serrapetrona MC 19 966 26449
Belforte del Chienti MC 19 1886 28335
Amandola FM 19 3629 31964
Montefortino FM 19 1178 33142

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Foligno (57155 inhabitants)
61 Km E of Perugia (166134 inhabitants)
62 Km NW of Teramo (54892 inhabitants)
64 Km NE of Terni (111501 inhabitants)
74 Km SW of Ancona (100861 inhabitants)
77 Km NW of L'Aquila (69753 inhabitants)
93 Km S of Fano (60888 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
Reviewed
Rev100 		ML 1.4 2020-09-05
17:51:00		 43.0152 13.1242 7 2020-09-05
18:00:43		 Sala Sismica INGV-Roma 82650351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-05 17:51:00 ± 0.07
Latitude 43.0152 ± 0.0036
Longitude 13.1242 ± 0.0049
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 82650351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 362
Semi-minor axis of confidence ellipse (meter) 232
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 181
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 35
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.03417
Epicentral distance of station farthest from the epicenter (degree) 0.39210
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 16
Type of magnitude ML
Reference to an origin 82650351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-05 18:00:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATCC.EHZ. 2020-09-05T17:51:15.62 0.6 undecidable manual S 296 43.5231 50 0.54 56
IV.ASSB.HHZ. 2020-09-05T17:51:13.51 0.3 undecidable manual S 275 37.8288 50 -0.06 95
IV.GAVE.EHZ. 2020-09-05T17:51:13.92 0.6 undecidable manual S 208 40.4262 50 -0.32 60
IV.EL6.EHZ. 2020-09-05T17:51:12.39 0.3 undecidable manual S 357 34.9428 102 -0.19 93
IV.MF5.EHZ. 2020-09-05T17:51:10.66 0.3 undecidable manual S 96 27.3504 105 0.62 84
IV.ATCC.EHZ. 2020-09-05T17:51:08.69 0.3 undecidable manual P 296 43.5231 50 -0.1 93
IV.GAVE.EHZ. 2020-09-05T17:51:08.25 0.6 undecidable manual P 208 40.4262 50 -0.06 63
IV.MMO1.EHZ. 2020-09-05T17:51:07.43 0.3 undecidable manual S 128 20.868 110 -0.46 90
IV.GUMA.HHZ. 2020-09-05T17:51:07.46 0.3 undecidable manual S 73 17.871 113 0.54 88
IV.ASSB.HHZ. 2020-09-05T17:51:07.61 0.3 undecidable manual P 275 37.8288 50 -0.31 90
IV.CESI.HHZ. 2020-09-05T17:51:07.41 0.6 undecidable manual S 266 17.871 113 0.51 60
IV.SNTG.HHZ. 2020-09-05T17:51:06.76 0.3 undecidable manual P 331 30.4473 104 0.28 92
IV.MML1.HNN. 2020-09-05T17:51:06.72 0.6 undecidable manual S 312 16.4724 114 0.25 63
IV.MF5.EHZ. 2020-09-05T17:51:06.11 0.3 undecidable manual P 96 27.3504 105 0.23 93
IV.EL6.EHZ. 2020-09-05T17:51:06.93 0.3 undecidable manual P 357 34.9428 102 -0.41 89
IV.PF6.EHE. 2020-09-05T17:51:05.84 0.3 undecidable manual S 23 14.7741 117 -0.09 98
IV.MC2.EHZ. 2020-09-05T17:51:05.31 0.3 undecidable manual S 155 12.6762 120 0.02 100
IV.GUMA.HHZ. 2020-09-05T17:51:04.36 0.3 undecidable manual P 73 17.871 113 0.28 94
IV.CESI.HHZ. 2020-09-05T17:51:04.33 0.3 undecidable manual P 266 17.871 113 0.26 94
IV.FEMA.HNE. 2020-09-05T17:51:04.52 0.6 undecidable manual S 226 8.3805 131 0.42 62
IV.NRCA.HHZ. 2020-09-05T17:51:04.46 0.3 undecidable manual P 182 20.1687 110 -0.04 98
IV.CSP1.EHZ. 2020-09-05T17:51:04.56 0.3 undecidable manual S 38 10.7781 125 -0.17 97
IV.MMO1.EHZ. 2020-09-05T17:51:04.21 0.3 undecidable manual P 128 20.868 110 -0.42 91
IV.MC2.EHZ. 2020-09-05T17:51:03.02 0.3 undecidable manual P 155 12.6762 120 -0.12 98
IV.MML1.HNN. 2020-09-05T17:51:03.89 0.3 undecidable manual P 312 16.4724 114 0.07 98
IV.PF6.EHE. 2020-09-05T17:51:03.44 0.6 undecidable manual P 23 14.7741 117 -0.06 66
IV.FDMO.HHZ. 2020-09-05T17:51:02.60 0.3 undecidable manual S 308 3.7962 153 -0.49 92
IV.FEMA.HNE. 2020-09-05T17:51:02.54 0.6 undecidable manual P 226 8.3805 131 0.09 66
IV.CSP1.EHZ. 2020-09-05T17:51:02.71 0.3 undecidable manual P 38 10.7781 125 -0.1 99
IT.MTCL.HGE. 2020-09-05T17:51:02.91 0.3 undecidable manual P 257 10.3785 126 0.16 98
IV.FDMO.HHZ. 2020-09-05T17:51:01.57 0.3 undecidable manual P 308 3.7962 153 -0.3 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:1.2 0.00022399999999999997 0.6 AML other m 2020-09-05T17:51:04.30
IV.CSP1.EHE. ML:1.6 0.000497 0.78 AML other m 2020-09-05T17:51:04.46
IV.CESI.HHE. ML:1.4 0.000216 0.2 AML other m 2020-09-05T17:51:07.76
IV.CESI.HHN. ML:1.4 0.0002285 0.22 AML other m 2020-09-05T17:51:07.77
IV.NRCA.HHN. ML:1.4 0.0001835 0.92 AML other m 2020-09-05T17:51:09.78
IV.NRCA.HHE. ML:1.5 0.00025 1.62 AML other m 2020-09-05T17:51:09.96
IV.GUMA.HHE. ML:1.6 0.0003195 0.42 AML other m 2020-09-05T17:51:11.22
IV.GUMA.HHN. ML:1.6 0.000313 0.94 AML other m 2020-09-05T17:51:11.98
IV.EL6.EHN. ML:1.3 0.00007925 0.2 AML other m 2020-09-05T17:51:13.21
IV.ASSB.HHN. ML:1.4 0.00009559999999999999 0.48 AML other m 2020-09-05T17:51:13.57
IV.EL6.EHE. ML:1.2 0.00007085 0.94 AML other m 2020-09-05T17:51:13.11
IV.ASSB.HHE. ML:1.6 0.000136 0.28 AML other m 2020-09-05T17:51:13.70
IV.ATCC.EHE. ML:1.6 0.0001185 0.16 AML other m 2020-09-05T17:51:15.90
IV.ATCC.EHN. ML:1.4 0.0000737 0.2 AML other m 2020-09-05T17:51:15.75
IV.GAVE.EHE. ML:1.3 0.0000774 0.92 AML other m 2020-09-05T17:51:16.25
IV.GAVE.EHN. ML:1.3 0.00007744999999999999 0.24 AML other m 2020-09-05T17:51:16.43
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