Earthquake with magnitude of ML 0.8 on date 07-04-2019 and time 18:47:12 (Italy) in region 4 km W Visso (MC)

A magnitude ML 0.8 earthquake occured in region: 4 km W Visso (MC), on

  • 07-04-2019 16:47:12 (UTC)
  • 07-04-2019 18:47:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9380, 13.0440 at 12 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Visso MC 4 1107 1107
Preci PG 7 724 1831
Monte Cavallo MC 7 145 1976
Ussita MC 8 444 2420
Castelsantangelo sul Nera MC 10 281 2701
Sellano PG 11 1079 3780
Fiordimonte MC 12 202 3982
Pieve Torina MC 12 1458 5440
Fiastra MC 14 559 5999
Pievebovigliana MC 14 866 6865
Acquacanina MC 15 121 6986
Muccia MC 16 915 7901
Bolognola MC 16 142 8043
Cerreto di Spoleto PG 17 1075 9118
Norcia PG 17 4957 14075
Serravalle di Chienti MC 17 1070 15145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km E of Foligno (57155 inhabitants)
53 Km NE of Terni (111501 inhabitants)
57 Km E of Perugia (166134 inhabitants)
62 Km NW of Teramo (54892 inhabitants)
71 Km NW of L'Aquila (69753 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
96 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 2019-04-07
16:47:12
42.9378 13.0438 12 2019-04-07
16:56:12
Sala Sismica INGV-Roma 67345571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-04-07 16:47:12 ± 0.06
Latitude 42.9378 ± 0.0027
Longitude 13.0438 ± 0.0025
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 67345571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 340
Semi-minor axis of confidence ellipse (meter) 66
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 23
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 187
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30037
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 67345571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-04-07 16:56:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.TRAV.HHZ. 2019-04-07T16:48:49.27 3.0 undecidable manual Sn -3.78 0
IV.HPAC.HHZ. 2019-04-07T16:48:43.22 3.0 undecidable manual Pn -0.46 0
IV.DGI.HHZ. 2019-04-07T16:48:40.08 3.0 undecidable manual Sn -1.73 0
IV.SGTA.HHZ. 2019-04-07T16:48:37.35 3.0 undecidable manual Sg 10.72 0
IV.IST3.HHZ. 2019-04-07T16:48:22.79 3.0 positive manual Pn 5.37 0
IV.CRTO.HHZ. 2019-04-07T16:48:22.03 3.0 undecidable manual Sn -0.04 0
IV.SICLA.EHZ. 2019-04-07T16:48:20.98 3.0 positive manual Pn -5.39 0
IV.SPS2.HHZ. 2019-04-07T16:48:17.15 3.0 negative manual Pn -0.3 0
IV.TREG.HNZ. 2019-04-07T16:48:10.00 3.0 undecidable manual Sn -3.6 0
IT.VRB.HGZ. 2019-04-07T16:48:08.98 3.0 undecidable manual Pg 5.49 0
GU.SATI.HHZ. 2019-04-07T16:48:05.11 3.0 negative manual Pn -2.98 0
IV.MTMR.HNZ. 2019-04-07T16:47:55.58 3.0 undecidable manual Pg 4.45 0
ST.PANI.EHZ. 2019-04-07T16:47:47.58 3.0 undecidable manual Pn -2.74 0
IV.VAGA.HHZ. 2019-04-07T16:47:43.97 3.0 negative manual Pg 3.07 0
IV.SBPO.HNZ. 2019-04-07T16:47:41.36 3.0 undecidable manual Pg 1.95 0
IV.MIDA.HHZ. 2019-04-07T16:47:41.88 3.0 undecidable manual Pg 3.34 0
IV.CAVE.HHZ. 2019-04-07T16:47:39.14 3.0 undecidable manual Pg 2.31 0
IV.SAMA.HHZ. 2019-04-07T16:47:27.72 3.0 positive manual P -2.49 0
IV.ASSB.HHZ. 2019-04-07T16:47:23.66 0.1 undecidable manual S 291 33.3444 92 0.02 97
IV.CSP1.EHZ. 2019-04-07T16:47:20.48 0.3 undecidable manual S 37 21.4674 94 0 74
IV.MMO1.EHZ. 2019-04-07T16:47:20.73 0.1 undecidable manual S 100 23.3544 93 -0.25 93
IV.MF5.EHZ. 2019-04-07T16:47:19.87 3.0 undecidable manual Pn -0.73 0
IV.ASSB.HHZ. 2019-04-07T16:47:18.71 0.3 undecidable manual P 291 33.3444 92 -0.12 70
IV.CESI.HHZ. 2019-04-07T16:47:18.32 0.1 undecidable manual S 303 13.5753 108 -0.06 99
IV.MC2.EHZ. 2019-04-07T16:47:18.04 0.1 undecidable manual S 104 12.1767 114 0 100
IV.FDMO.HHZ. 2019-04-07T16:47:17.78 0.1 undecidable manual S 18 11.4774 117 -0.1 99
IV.CSP1.EHZ. 2019-04-07T16:47:17.12 0.1 undecidable manual P 37 21.4674 94 0.11 97
IV.MMO1.EHZ. 2019-04-07T16:47:17.32 0.1 undecidable manual P 100 23.3544 93 0.02 98
IV.CESI.HHZ. 2019-04-07T16:47:15.90 0.1 undecidable manual P 303 13.5753 108 0.1 98
IV.MC2.EHZ. 2019-04-07T16:47:15.76 0.1 undecidable manual P 104 12.1767 114 0.16 97
IV.FDMO.HHZ. 2019-04-07T16:47:15.69 1.0 undecidable manual P 18 11.4774 117 0.18 24
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.1 0.0001167 0.26 AML other m 2019-04-07T16:47:18.47
IV.FDMO.HHN. ML:0.8 0.00006665000000000001 0.12 AML other m 2019-04-07T16:47:18.39
IV.CESI.HHE. ML:1.1 0.00011125 0.18 AML other m 2019-04-07T16:47:18.46
IV.ASSB.HHE. ML:0.6 0.00001690206 0.1536 AML other m 2019-04-07T16:47:24.05
IV.ASSB.HHN. ML:0.6 0.0000131369525 0.064 AML other m 2019-04-07T16:47:24.12
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