Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 04-03-2017 and time 13:20:33 (UTC) in region 3 km E Monte Cavallo (MC)

A magnitude ML 1.3 earthquake occured in region: 3 km E Monte Cavallo (MC), on

  • 04-03-2017 13:20:33 (UTC)
  • 04-03-2017 14:20:33 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9880, 13.0390 at 0 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
Monte Cavallo MC 3 145 145
Pieve Torina MC 7 1458 1603
Fiordimonte MC 7 202 1805
Visso MC 8 1107 2912
Pievebovigliana MC 9 866 3778
Ussita MC 10 444 4222
Muccia MC 11 915 5137
Fiastra MC 11 559 5696
Serravalle di Chienti MC 12 1070 6766
Preci PG 12 724 7490
Acquacanina MC 12 121 7611
Castelsantangelo sul Nera MC 14 281 7892
Sellano PG 14 1079 8971
Bolognola MC 15 142 9113
Camerino MC 17 6974 16087
Sefro MC 19 422 16509

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
54 Km E of Perugia (166134 inhabitants)
57 Km NE of Terni (111501 inhabitants)
66 Km NW of Teramo (54892 inhabitants)
77 Km NW of L'Aquila (69753 inhabitants)
80 Km SW of Ancona (100861 inhabitants)
95 Km S of Fano (60888 inhabitants)
99 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 1.3 2017-03-04
13:20:33		 42.9878 13.0388 0 2017-03-04
13:29:34		 Sala Sismica INGV-Roma 41954581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-04 13:20:33 ± 0.3
Latitude 42.9878 ± 0.0144
Longitude 13.0388 ± 0.0098
Depth (km) 0 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 41954581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1689
Semi-minor axis of confidence ellipse (meter) 630
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 164
Circular confidence region, given by single value of horizontal uncertainty (meter) 1690.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 231
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35163
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 5
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 41954581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-04 13:29:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AMUR.HHZ. 2017-03-04T13:21:55.22 3.0 undecidable manual Sg 14.53 0
IV.MSSA.HHZ. 2017-03-04T13:21:43.14 3.0 undecidable manual Sn 4.64 0
IV.CRJA.HHZ. 2017-03-04T13:21:36.90 3.0 undecidable manual Pg 12.72 0
GU.BURY.HHZ. 2017-03-04T13:21:29.66 3.0 undecidable manual Pg 13.21 0
IV.EUCT.HNZ. 2017-03-04T13:21:19.24 3.0 undecidable manual Pg 6.87 0
IV.MCRV.HHZ. 2017-03-04T13:21:18.60 3.0 undecidable manual Sn -3.23 0
IV.TREM.HHZ. 2017-03-04T13:21:12.54 3.0 undecidable manual Sn 2.04 0
IV.CET2.HHZ. 2017-03-04T13:21:05.91 3.0 undecidable manual Pn -5.1 0
IV.MSSA.HHZ. 2017-03-04T13:21:01.71 3.0 negative manual Pn -0.11 0
IV.MODR.HHZ. 2017-03-04T13:21:00.39 3.0 undecidable manual Sn -0.32 0
IV.LIK.EHZ.01 2017-03-04T13:20:52.12 3.0 undecidable manual Sg 1.72 0
IV.SACR.HHZ. 2017-03-04T13:20:42.80 3.0 undecidable manual Pn -0.33 0
IV.ATCC.EHZ. 2017-03-04T13:20:41.41 0.1 undecidable manual P 304 39.0276 90 0.55 86
IV.CSP1.EHZ. 2017-03-04T13:20:39.62 0.3 undecidable manual S 49 17.6712 91 0.43 70
IV.CESI.HHZ. 2017-03-04T13:20:37.00 0.3 undecidable manual S 280 11.0778 91 0.12 75
IV.CSP1.EHZ. 2017-03-04T13:20:36.38 0.1 undecidable manual P 49 17.6712 91 -0.21 97
IV.T1219.EHZ. 2017-03-04T13:20:35.69 0.3 undecidable manual S 340 7.9809 92 -0.14 75
IV.FDMO.HHZ. 2017-03-04T13:20:35.45 0.3 undecidable manual S 36 6.6933 92 0.09 76
IV.CESI.HHZ. 2017-03-04T13:20:35.08 0.1 undecidable manual P 280 11.0778 91 -0.18 99
IV.SENI.EHZ. 2017-03-04T13:20:34.52 3.0 negative manual P -1.51 0
IV.T1219.EHZ. 2017-03-04T13:20:34.37 0.1 undecidable manual P 340 7.9809 92 -0.28 97
IV.FDMO.HHZ. 2017-03-04T13:20:34.22 0.1 undecidable manual P 36 6.6933 92 -0.16 100
IV.LAV9.HNZ. 2017-03-04T13:20:31.25 3.0 undecidable manual P -0.09 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.EHN. ML:1.5 0.00011175 0.42 AML other m 2017-03-04T13:20:49.74
IV.ATCC.EHE. ML:1.4 0.0000959 0.42 AML other m 2017-03-04T13:20:49.57
IV.CESI.HHE. ML:1.0 0.0001555 1.18 AML other m 2017-03-04T13:20:37.08
IV.CESI.HHN. ML:1.2 0.00027400000000000005 0.2 AML other m 2017-03-04T13:20:37.23
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