Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 13-01-2020 and time 09:42:24 (Italy) in region 4 km E Castelsantangelo sul Nera (MC)

A magnitude ML 0.9 earthquake occured in region: 4 km E Castelsantangelo sul Nera (MC), on

  • 13-01-2020 08:42:24 (UTC)
  • 13-01-2020 09:42:24 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8960, 13.1970 at 14 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
Castelsantangelo sul Nera MC 4 281 281
Ussita MC 7 444 725
Visso MC 10 1107 1832
Montemonaco AP 11 604 2436
Bolognola MC 11 142 2578
Montegallo AP 13 523 3101
Montefortino FM 13 1178 4279
Preci PG 13 724 5003
Norcia PG 14 4957 9960
Acquacanina MC 15 121 10081
Arquata del Tronto AP 16 1178 11259
Fiastra MC 16 559 11818
Amandola FM 16 3629 15447
Sarnano MC 18 3264 18711
Fiordimonte MC 18 202 18913
Comunanza AP 19 3166 22079
Monte Cavallo MC 19 145 22224

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
49 Km NW of Teramo (54892 inhabitants)
58 Km NE of Terni (111501 inhabitants)
63 Km N of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
96 Km NW of Pescara (121014 inhabitants)
100 Km NW of Chieti (51815 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 0.9 2020-01-13
08:42:24		 42.8963 13.1973 14 2020-01-13
08:48:18		 Sala Sismica INGV-Roma 75510891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-13 08:42:24 ± 0.1
Latitude 42.8963 ± 0.0045
Longitude 13.1973 ± 0.0049
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 75510891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 491
Semi-minor axis of confidence ellipse (meter) 191
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 31
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
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) 0.01619
Epicentral distance of station farthest from the epicenter (degree) 0.30217
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 75510891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-13 08:48:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GAVE.EHZ. 2020-01-13T08:42:36.48 0.3 undecidable manual S 228 33.5442 97 0.17 70
IV.SMA1.EHZ. 2020-01-13T08:42:35.57 0.3 undecidable manual S 159 31.5462 98 -0.22 69
IV.PF6.EHZ. 2020-01-13T08:42:34.31 0.3 undecidable manual S 359 26.751 101 -0.23 69
IV.MF5.EHZ. 2020-01-13T08:42:34.35 0.3 undecidable manual S 64 23.5542 103 0.65 61
IV.CSP1.EHZ. 2020-01-13T08:42:33.11 0.3 undecidable manual S 2 21.6672 105 -0.1 72
IV.MTRA.EHZ. 2020-01-13T08:42:33.02 0.6 undecidable manual S 134 22.4553 104 -0.38 46
IV.FDMO.HHZ. 2020-01-13T08:42:32.07 0.3 undecidable manual S 330 17.9709 112 -0.19 71
IT.MTCL.HGZ. 2020-01-13T08:42:32.51 0.6 undecidable manual S 304 19.3695 109 -0.11 48
IV.GAVE.EHZ. 2020-01-13T08:42:31.87 0.3 undecidable manual P 228 33.5442 97 0.4 67
IV.MF5.EHZ. 2020-01-13T08:42:30.37 0.3 undecidable manual P 64 23.5542 103 0.4 67
IV.PF6.EHZ. 2020-01-13T08:42:30.24 0.3 undecidable manual P 359 26.751 101 -0.21 70
IV.SMA1.EHZ. 2020-01-13T08:42:30.84 0.3 undecidable manual P 159 31.5462 98 -0.33 68
IV.NRCA.HHZ. 2020-01-13T08:42:30.40 0.1 undecidable manual S 224 9.6792 135 -0.01 99
IV.MMO1.EHZ. 2020-01-13T08:42:30.35 0.3 undecidable manual S 88 10.4784 132 -0.22 72
IV.CESI.HNZ. 2020-01-13T08:42:30.53 0.3 undecidable manual P 297 26.6511 101 0.1 72
IT.MTCL.HGZ. 2020-01-13T08:42:29.29 0.3 undecidable manual P 304 19.3695 109 -0.05 73
IV.MC2.EHZ. 2020-01-13T08:42:29.71 0.3 undecidable manual S 338 1.7982 171 0.27 73
IV.FDMO.HHZ. 2020-01-13T08:42:29.06 0.1 undecidable manual P 330 17.9709 112 -0.07 97
IV.CSP1.EHZ. 2020-01-13T08:42:29.57 0.3 undecidable manual P 2 21.6672 105 -0.11 72
IV.MTRA.EHZ. 2020-01-13T08:42:29.51 0.3 undecidable manual P 134 22.4553 104 -0.28 70
IV.MMO1.EHZ. 2020-01-13T08:42:28.14 0.1 undecidable manual P 88 10.4784 132 -0.02 100
IV.FEMA.HNZ. 2020-01-13T08:42:28.64 0.3 undecidable manual P 301 14.0748 121 0.05 74
IV.NRCA.HHZ. 2020-01-13T08:42:28.15 0.1 undecidable manual P 224 9.6792 135 0.08 99
IV.MC2.EHZ. 2020-01-13T08:42:27.75 0.1 undecidable manual P 338 1.7982 171 0.24 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.7 0.000034450000000000004 0.52 AML other m 2020-01-13T08:42:32.23
IV.FDMO.HHN. ML:0.8 0.00004405 0.14 AML other m 2020-01-13T08:42:32.51
IV.GAVE.EHN. ML:1.3 0.0000729 0.6 AML other m 2020-01-13T08:42:37.82
IV.GAVE.EHE. ML:1.2 0.0000586 0.94 AML other m 2020-01-13T08:42:37.43
IV.MTRA.EHE. ML:0.9 0.000043617680000000006 0.1984 AML other m 2020-01-13T08:42:34.10
IV.MTRA.EHN. ML:0.9 0.000051408865 0.2176 AML other m 2020-01-13T08:42:33.99
IV.CSP1.EHE. ML:1.0 0.000052951910000000004 0.0576 AML other m 2020-01-13T08:42:33.62
IV.SMA1.EHE. ML:0.7 0.000022207064999999997 0.2624 AML other m 2020-01-13T08:42:35.95
IV.SMA1.EHN. ML:0.8 0.00003134199 0.2624 AML other m 2020-01-13T08:42:35.83
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