Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.5 on date 17-04-2020 and time 21:23:55 (Italy) in region 4 km NE Pievebovigliana (MC)

A magnitude ML 0.5 earthquake occured in region: 4 km NE Pievebovigliana (MC), on

  • 17-04-2020 19:23:55 (UTC)
  • 17-04-2020 21:23:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0870, 13.1190 at 8 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Pievebovigliana MC 4 866 866
Fiordimonte MC 6 202 1068
Muccia MC 6 915 1983
Fiastra MC 6 559 2542
Camerino MC 7 6974 9516
Pieve Torina MC 7 1458 10974
Acquacanina MC 8 121 11095
Caldarola MC 11 1823 12918
Serrapetrona MC 12 966 13884
Cessapalombo MC 12 512 14396
Camporotondo di Fiastrone MC 13 563 14959
Belforte del Chienti MC 13 1886 16845
Bolognola MC 14 142 16987
Serravalle di Chienti MC 14 1070 18057
Monte Cavallo MC 14 145 18202
Castelraimondo MC 15 4587 22789
Pioraco MC 15 1134 23923
Sefro MC 15 422 24345
Ussita MC 16 444 24789
Sarnano MC 16 3264 28053
San Ginesio MC 16 3498 31551
San Severino Marche MC 17 12726 44277
Gagliole MC 18 620 44897
Visso MC 18 1107 46004
Gualdo MC 18 815 46819
Fiuminata MC 19 1402 48221
Tolentino MC 19 20069 68290

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
59 Km E of Perugia (166134 inhabitants)
67 Km SW of Ancona (100861 inhabitants)
67 Km NW of Teramo (54892 inhabitants)
70 Km NE of Terni (111501 inhabitants)
85 Km S of Fano (60888 inhabitants)
85 Km N 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
Reviewed
Rev100 		ML 0.5 2020-04-17
19:23:55		 43.0872 13.1192 8 2020-04-17
19:34:16		 Sala Sismica INGV-Roma 78330311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-17 19:23:55 ± 0.08
Latitude 43.0872 ± 0.0027
Longitude 13.1192 ± 0.0037
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 78330311

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 347
Semi-minor axis of confidence ellipse (meter) 138
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 205
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 50
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.05576
Epicentral distance of station farthest from the epicenter (degree) 0.36333
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 78330311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-17 19:34:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATCC.EHZ. 2020-04-17T19:24:09.72 0.3 undecidable manual S 286 40.3263 50 -0.03 71
IV.MMO1.EHZ. 2020-04-17T19:24:05.07 0.1 undecidable manual S 141 26.8509 106 -0.38 90
IV.EL6.EHZ. 2020-04-17T19:24:05.47 0.3 undecidable manual S 357 26.8509 106 -0.02 73
IV.SNTG.HHZ. 2020-04-17T19:24:04.28 0.3 undecidable manual S 322 23.5542 108 -0.1 72
IV.CESI.HHZ. 2020-04-17T19:24:03.34 0.6 undecidable manual S 242 19.6692 111 0.25 47
IV.ATCC.EHZ. 2020-04-17T19:24:03.41 1.0 negative manual P 286 40.3263 50 -0.44 22
IV.GUMA.HHZ. 2020-04-17T19:24:03.09 0.1 undecidable manual S 99 17.6712 113 0.61 85
IV.MC2.EHZ. 2020-04-17T19:24:03.43 0.6 undecidable manual S 164 20.2686 111 0.12 48
IV.MMO1.EHZ. 2020-04-17T19:24:01.04 0.6 positive manual P 141 26.8509 106 -0.33 46
IV.EL6.EHZ. 2020-04-17T19:24:01.14 1.0 positive manual P 357 26.8509 106 -0.24 23
IV.MC2.EHZ. 2020-04-17T19:24:00.08 0.6 undecidable manual P 164 20.2686 111 -0.05 49
IV.MML1.HNZ. 2020-04-17T19:24:00.88 0.3 undecidable manual S 284 12.2766 122 0.08 74
IV.CESI.HHZ. 2020-04-17T19:24:00.13 0.3 negative manual P 242 19.6692 111 0.13 72
IV.SNTG.HHZ. 2020-04-17T19:24:00.81 0.6 positive manual P 322 23.5542 108 0.07 48
IV.GUMA.HHZ. 2020-04-17T19:23:59.83 0.1 undecidable manual P 99 17.6712 113 0.18 96
IV.FDMO.HHZ. 2020-04-17T19:23:59.00 0.3 undecidable manual S 205 6.1938 141 -0.2 73
IV.CSP1.EHZ. 2020-04-17T19:23:59.30 0.3 undecidable manual S 86 6.993 138 -0.08 75
IV.PF6.EHZ. 2020-04-17T19:23:59.47 0.1 undecidable manual S 47 8.2806 133 -0.23 96
IV.PF6.EHZ. 2020-04-17T19:23:58.00 0.1 undecidable manual P 47 8.2806 133 -0.04 100
IV.MML1.HNZ. 2020-04-17T19:23:58.85 0.1 undecidable manual P 284 12.2766 122 0.17 97
IV.CSP1.EHZ. 2020-04-17T19:23:57.85 0.6 positive manual P 86 6.993 138 0 50
IV.FDMO.HHZ. 2020-04-17T19:23:57.81 0.1 undecidable manual P 205 6.1938 141 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:0.8 0.00011318064999999999 0.1024 AML other m 2020-04-17T19:23:59.69
IV.CSP1.EHN. ML:0.8 0.00011378164499999998 0.2944 AML other m 2020-04-17T19:24:00.11
IV.CESI.HHE. ML:0.1 0.000011420417 0.1152 AML other m 2020-04-17T19:24:04.09
IV.CESI.HHN. ML:0.3 0.00001509468 0.1792 AML other m 2020-04-17T19:24:05.36
IV.SNTG.HHE. ML:-0.1 0.00000739879 0.1792 AML other m 2020-04-17T19:24:04.37
IV.SNTG.HHN. ML:0.2 0.000008802042 0.0768 AML other m 2020-04-17T19:24:05.22
IV.EL6.EHE. ML:0.7 0.000031186469 0.128 AML other m 2020-04-17T19:24:05.97
IV.EL6.EHN. ML:0.7 0.0000307775905 0.128 AML other m 2020-04-17T19:24:05.72
IV.ATCC.EHE. ML:0.6 0.000017467585 0.2944 AML other m 2020-04-17T19:24:09.96
IV.ATCC.EHN. ML:0.6 0.000013224735 0.1408 AML other m 2020-04-17T19:24:10.11
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