Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 15-03-2020 and time 03:40:43 (Italy) in region 1 km NW Castelsantangelo sul Nera (MC)

A magnitude ML 0.8 earthquake occured in region: 1 km NW Castelsantangelo sul Nera (MC), on

  • 15-03-2020 02:40:43 (UTC)
  • 15-03-2020 03:40:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9020, 13.1380 at 16 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 2 281 281
Ussita MC 5 444 725
Visso MC 5 1107 1832
Preci PG 8 724 2556
Norcia PG 13 4957 7513
Bolognola MC 13 142 7655
Acquacanina MC 15 121 7776
Fiastra MC 15 559 8335
Monte Cavallo MC 15 145 8480
Montemonaco AP 16 604 9084
Fiordimonte MC 16 202 9286
Sellano PG 17 1079 10365
Montefortino FM 17 1178 11543
Montegallo AP 17 523 12066
Pieve Torina MC 17 1458 13524
Pievebovigliana MC 18 866 14390
Arquata del Tronto AP 19 1178 15568
Amandola FM 20 3629 19197
Sarnano MC 20 3264 22461

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Foligno (57155 inhabitants)
54 Km NW of Teramo (54892 inhabitants)
55 Km NE of Terni (111501 inhabitants)
65 Km NW of L'Aquila (69753 inhabitants)
65 Km E of Perugia (166134 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
93 Km W of Montesilvano (53738 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
Reviewed
Rev100 		ML 0.8 2020-03-15
02:40:43		 42.9023 13.1382 16 2020-03-15
02:49:53		 Sala Sismica INGV-Roma 77262611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-15 02:40:43 ± 0.16
Latitude 42.9023 ± 0.0045
Longitude 13.1382 ± 0.0074
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 77262611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 597
Semi-minor axis of confidence ellipse (meter) 247
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 107
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) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.03867
Epicentral distance of station farthest from the epicenter (degree) 0.25001
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 77262611
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-15 02:49:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MF5.EHZ. 2020-03-15T02:40:54.90 0.3 undecidable manual S 70 27.75 106 0.91 56
IV.MML1.HNZ. 2020-03-15T02:40:53.96 0.3 undecidable manual S 330 27.0507 107 0.16 70
IV.MTRA.HNZ. 2020-03-15T02:40:53.42 0.3 undecidable manual S 127 26.5512 107 -0.24 69
IV.PF6.EHZ. 2020-03-15T02:40:53.28 0.3 undecidable manual S 10 26.5512 107 -0.39 67
IV.CSP1.EHZ. 2020-03-15T02:40:52.21 0.3 undecidable manual S 14 21.7671 113 -0.25 70
IV.CESI.HHZ. 2020-03-15T02:40:52.86 0.3 undecidable manual S 301 22.1556 112 0.31 68
IV.MF5.EHZ. 2020-03-15T02:40:50.26 0.3 undecidable manual P 70 27.75 106 0.52 65
IV.FEMA.HNZ. 2020-03-15T02:40:50.12 0.3 undecidable manual S 313 9.7791 141 0.25 72
IV.MMO1.EHZ. 2020-03-15T02:40:50.70 0.3 undecidable manual S 91 15.3735 125 -0.26 70
IT.MTCL.HGZ. 2020-03-15T02:40:50.86 0.3 undecidable manual S 312 15.1737 125 -0.07 74
IV.FDMO.HHZ. 2020-03-15T02:40:50.67 0.3 undecidable manual S 345 15.4734 125 -0.32 70
IV.PF6.EHZ. 2020-03-15T02:40:49.36 0.3 undecidable manual P 10 26.5512 107 -0.19 70
IV.MC2.EHZ. 2020-03-15T02:40:49.26 0.3 undecidable manual S 76 4.2957 162 0.1 75
IV.NRCA.HHZ. 2020-03-15T02:40:49.46 0.3 undecidable manual S 194 7.881 148 -0.12 73
IV.MML1.HNZ. 2020-03-15T02:40:49.58 0.3 undecidable manual P 330 27.0507 107 -0.05 73
IV.MTRA.HNZ. 2020-03-15T02:40:49.38 0.3 undecidable manual P 127 26.5512 107 -0.17 70
IV.CESI.HHZ. 2020-03-15T02:40:49.00 0.1 undecidable manual P 301 22.1556 112 0.09 96
IV.CSP1.EHZ. 2020-03-15T02:40:48.80 0.3 undecidable manual P 14 21.7671 113 -0.06 73
IV.FEMA.HNZ. 2020-03-15T02:40:47.43 0.3 undecidable manual P 313 9.7791 141 0.06 74
IV.MMO1.EHZ. 2020-03-15T02:40:47.90 0.1 undecidable manual P 91 15.3735 125 -0.09 97
IT.MTCL.HGZ. 2020-03-15T02:40:47.92 0.1 undecidable manual P 312 15.1737 125 -0.05 99
IV.FDMO.HHZ. 2020-03-15T02:40:47.86 0.1 undecidable manual P 345 15.4734 125 -0.15 96
IV.MC2.EHZ. 2020-03-15T02:40:47.05 0.1 undecidable manual P 76 4.2957 162 0.1 100
IV.NRCA.HHZ. 2020-03-15T02:40:47.23 0.1 undecidable manual P 194 7.881 148 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.0 0.00011167507499999999 0.0992 AML other m 2020-03-15T02:40:49.71
IV.NRCA.HHN. ML:1.1 0.00012370805 0.1184 AML other m 2020-03-15T02:40:49.50
IV.NRCA.HNE. ML:1.0 0.00010632028 0.08 AML other m 2020-03-15T02:40:49.72
IV.NRCA.HNN. ML:1.0 0.000095346851 0.0992 AML other m 2020-03-15T02:40:49.56
IV.FDMO.HHE. ML:0.6 0.000028945409999999996 0.2 AML other m 2020-03-15T02:40:50.84
IV.FDMO.HHN. ML:0.8 0.000044442049999999996 0.2016 AML other m 2020-03-15T02:40:50.99
IV.CSP1.EHE. ML:0.6 0.000022737963 0.1184 AML other m 2020-03-15T02:40:52.82
IV.CSP1.EHN. ML:0.5 0.000021414275 0.24 AML other m 2020-03-15T02:40:52.16
IV.CESI.HHE. ML:0.2 0.000011352429499999999 0 AML other m 2020-03-15T02:40:53.44
IV.CESI.HHN. ML:0.6 0.000024386405 0.1808 AML other m 2020-03-15T02:40:53.11
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