Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.5 on date 19-04-2020 and time 15:00:50 (Italy) in region 3 km W Muccia (MC)

A magnitude ML 0.5 earthquake occured in region: 3 km W Muccia (MC), on

  • 19-04-2020 13:00:50 (UTC)
  • 19-04-2020 15:00:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0790, 13.0060 at 13 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.

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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
Muccia MC 3 915 915
Serravalle di Chienti MC 4 1070 1985
Pieve Torina MC 5 1458 3443
Pievebovigliana MC 7 866 4309
Camerino MC 8 6974 11283
Fiordimonte MC 8 202 11485
Sefro MC 9 422 11907
Monte Cavallo MC 9 145 12052
Pioraco MC 11 1134 13186
Fiastra MC 13 559 13745
Fiuminata MC 14 1402 15147
Acquacanina MC 15 121 15268
Castelraimondo MC 15 4587 19855
Visso MC 18 1107 20962
Nocera Umbra PG 18 5839 26801
Ussita MC 18 444 27245
Serrapetrona MC 19 966 28211
Gagliole MC 19 620 28831
Caldarola MC 19 1823 30654
Esanatoglia MC 20 2034 32688
Matelica MC 20 9981 42669

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km E of Foligno (57155 inhabitants)
50 Km E of Perugia (166134 inhabitants)
65 Km NE of Terni (111501 inhabitants)
73 Km SW of Ancona (100861 inhabitants)
74 Km NW of Teramo (54892 inhabitants)
85 Km S of Fano (60888 inhabitants)
87 Km NW of L'Aquila (69753 inhabitants)
93 Km S of Pesaro (94582 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 0.5 2020-04-19
13:00:50		 43.0792 13.0063 13 2020-07-18
21:08:34		 Bollettino Sismico Italiano INGV 78498571
Reviewed
Rev100 		ML 0.5 2020-04-19
13:00:50		 43.0912 13.0068 11 2020-04-19
13:07:22		 Sala Sismica INGV-Roma 78389531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-19 13:00:50 ± 0.07
Latitude 43.0792 ± 0.0027
Longitude 13.0063 ± 0.0049
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78498571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 303
Semi-minor axis of confidence ellipse (meter) 300
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 102
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 99
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32645
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 78498571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-23 08:57:04

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 78389531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-19 13:07:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
NI.VINO.HHZ. 2020-04-19T13:02:37.06 3.0 undecidable manual Sg 8.67 0
IV.IST3.HHZ. 2020-04-19T13:02:34.94 3.0 undecidable manual Sn -0.82 0
IV.MBAL.EHZ. 2020-04-19T13:02:25.48 3.0 undecidable manual Sn 3.16 0
GU.CIRO.HHZ. 2020-04-19T13:02:03.30 3.0 negative manual Pn 5.33 0
IV.ILLI.HHZ. 2020-04-19T13:01:54.18 3.0 positive manual Pg 4.79 0
IV.CTI.HHZ. 2020-04-19T13:01:42.51 3.0 negative manual Pn 2 0
IV.PTRJ.HNZ. 2020-04-19T13:01:38.82 3.0 undecidable manual S 2.44 0
IV.ROSPO.HHZ. 2020-04-19T13:01:29.79 3.0 undecidable manual S -3.58 0
IV.PE3.EHZ. 2020-04-19T13:01:26.27 3.0 undecidable manual S -0.25 0
IV.EL6.EHZ. 2020-04-19T13:01:00.45 0.3 undecidable manual S 15 28.8489 97 0.08 71
IV.MC2.EHZ. 2020-04-19T13:00:59.04 0.6 undecidable manual S 141 23.754 100 0 49
IV.GIUL.HHZ. 2020-04-19T13:00:58.77 3.0 negative manual P -3.64 0
IV.SNTG.HHZ. 2020-04-19T13:00:57.86 0.3 undecidable manual S 345 20.2686 104 -0.25 70
IV.CING.HNZ. 2020-04-19T13:00:57.30 0.1 undecidable manual P 25 36.2415 95 0.09 94
IV.CSP1.EHZ. 2020-04-19T13:00:57.13 0.3 undecidable manual S 85 16.1727 112 0.06 73
IV.MMO1.EHZ. 2020-04-19T13:00:56.03 1.0 undecidable manual P 127 32.745 96 -0.64 20
IV.CESI.HHZ. 2020-04-19T13:00:56.22 0.3 undecidable manual S 225 11.6772 125 0.2 72
IV.GUMA.HNN. 2020-04-19T13:00:55.92 0.6 undecidable manual P 94 26.751 98 0.18 47
IV.MC2.EHZ. 2020-04-19T13:00:55.26 0.1 undecidable manual P 141 23.754 100 -0.04 97
IT.MTCL.HGZ. 2020-04-19T13:00:55.37 0.6 undecidable manual S 183 9.4794 134 -0.2 48
IV.FDMO.HHZ. 2020-04-19T13:00:55.15 0.3 undecidable manual S 126 8.0808 139 -0.17 73
IV.EL6.EHZ. 2020-04-19T13:00:55.90 0.1 undecidable manual P 15 28.8489 97 -0.17 94
IV.MML1.HNE. 2020-04-19T13:00:54.83 0.3 undecidable manual S 324 4.6953 155 0 76
IV.CSP1.EHZ. 2020-04-19T13:00:54.30 0.3 undecidable manual P 85 16.1727 112 0.14 72
IV.SNTG.HHZ. 2020-04-19T13:00:54.73 0.1 undecidable manual P 345 20.2686 104 -0.03 98
IV.CESI.HHZ. 2020-04-19T13:00:53.67 0.3 undecidable manual P 225 11.6772 125 0.12 73
IV.FDMO.HHZ. 2020-04-19T13:00:53.19 0.1 undecidable manual P 126 8.0808 139 0.04 100
IT.MTCL.HGZ. 2020-04-19T13:00:53.30 0.1 undecidable manual P 183 9.4794 134 0.01 100
IV.MML1.HNE. 2020-04-19T13:00:52.97 0.3 undecidable manual P 324 4.6953 155 0.1 74
IV.ARRO.EHZ. 2020-04-19T13:00:41.05 3.0 undecidable manual P -4.42 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.6 0.000048799999999999994 0.5 AML other m 2020-04-19T13:00:55.31
IV.FDMO.HHN. ML:0.8 0.000071 0.16 AML other m 2020-04-19T13:00:55.41
IV.CESI.HHN. ML:0.8 0.0000567 0.1 AML other m 2020-04-19T13:00:56.33
IV.CESI.HHE. ML:0.4 0.0000256 0.5 AML other m 2020-04-19T13:00:57.49
IV.SNTG.HHE. ML:0.4 0.00001695 0.12 AML other m 2020-04-19T13:00:58.12
IV.SNTG.HHN. ML:0.2 0.000012470000000000001 0.16 AML other m 2020-04-19T13:00:58.15
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