Earthquake with magnitude of ML 0.4 on date 20-04-2024 and time 08:51:09 (Italy) in region 5 km NW Preci (PG)

A magnitude ML 0.4 earthquake occured in region: 5 km NW Preci (PG), on

  • 20-04-2024 06:51:09 (UTC)
  • 20-04-2024 08:51:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9190, 13.0050 at 10 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
Preci PG 5 724 724
Visso MC 7 1107 1831
Sellano PG 7 1079 2910
Monte Cavallo MC 8 145 3055
Ussita MC 11 444 3499
Castelsantangelo sul Nera MC 12 281 3780
Cerreto di Spoleto PG 13 1075 4855
Pieve Torina MC 15 1458 6313
Fiordimonte MC 15 202 6515
Norcia PG 16 4957 11472
Pievebovigliana MC 17 866 12338
Serravalle di Chienti MC 18 1070 13408
Fiastra MC 18 559 13967
Muccia MC 19 915 14882
Acquacanina MC 19 121 15003

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km E of Foligno (57155 inhabitants)
49 Km NE of Terni (111501 inhabitants)
54 Km E of Perugia (166134 inhabitants)
64 Km W of Teramo (54892 inhabitants)
71 Km NW of L'Aquila (69753 inhabitants)
88 Km SW of Ancona (100861 inhabitants)
92 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 0.4 2024-04-20
06:51:09
42.9188 13.005 10 2024-04-20
06:58:23
Sala Sismica INGV-Roma 126907521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-20 06:51:09 ± 0.28
Latitude 42.9188 ± 0.0099
Longitude 13.0050 ± 0.0184
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126907521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1570
Semi-minor axis of confidence ellipse (meter) 813
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 63
Circular confidence region, given by single value of horizontal uncertainty (meter) 1570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 183
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.19605
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.0
Num. used stations 4
Type of magnitude ML
Reference to an origin 126907521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-20 06:58:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CANO.HHZ. 2024-04-20T06:52:42.72 3.0 undecidable manual Sg 15.6 0
IV.AGLI.HHZ. 2024-04-20T06:52:36.46 3.0 undecidable manual Sg 15.61 0
IV.EPOZ.HHZ. 2024-04-20T06:52:34.78 3.0 undecidable manual Pg 18.49 0
GU.RORO.HHZ. 2024-04-20T06:52:27.06 3.0 undecidable manual Sn -2.2 0
IV.CTI.HHZ. 2024-04-20T06:52:24.31 3.0 undecidable manual Sg 5.06 0
RF.GEPF.HHZ. 2024-04-20T06:52:18.95 3.0 undecidable manual Sn -3.85 0
ST.RONC.EHZ. 2024-04-20T06:52:17.32 3.0 undecidable manual Sn -6.65 0
2Y.A302A.HHZ. 2024-04-20T06:52:11.50 3.0 undecidable manual Sg 3.37 0
IV.MSRU.HHZ. 2024-04-20T06:52:11.98 3.0 undecidable manual Pn 2.05 0
ZO.PDN2.EHZ. 2024-04-20T06:52:09.46 3.0 undecidable manual Sn -2.05 0
CR.HVAR.HHZ. 2024-04-20T06:52:07.14 3.0 undecidable manual Sn -1.68 0
OT.OT17.EHZ. 2024-04-20T06:51:52.73 3.0 undecidable manual Sn -6.6 0
CR.STON.BHZ. 2024-04-20T06:51:47.48 3.0 undecidable manual Pn -1.69 0
IV.MPPT.EHZ. 2024-04-20T06:51:42.14 3.0 undecidable manual Sg 2.51 0
IV.ZEN8.EHZ. 2024-04-20T06:51:42.78 3.0 undecidable manual Pg 2.38 0
OX.MPRI.HHZ. 2024-04-20T06:51:41.31 3.0 undecidable manual Pn -2.49 0
IV.VTIR.HHZ. 2024-04-20T06:51:40.93 3.0 undecidable manual Pg 7.43 0
OT.OT17.EHZ. 2024-04-20T06:51:35.73 3.0 negative manual Pg 4.53 0
IV.PLMA.HHZ. 2024-04-20T06:51:30.49 3.0 negative manual Pn -0.7 0
IV.GATE.HHZ. 2024-04-20T06:51:29.33 3.0 undecidable manual Pg 0.34 0
IV.MML1.HNZ. 2024-04-20T06:51:17.58 0.6 undecidable manual S 353 21.7671 115 0.22 48
IV.FDMO.HHZ. 2024-04-20T06:51:15.46 0.3 undecidable manual S 27 14.6742 125 0.24 74
IV.CESI.HHZ. 2024-04-20T06:51:14.49 0.3 undecidable manual S 320 12.5763 129 -0.15 73
IV.NRCA.HHZ. 2024-04-20T06:51:14.77 0.3 undecidable manual S 137 12.9759 128 0.01 77
IV.NARO.HHZ. 2024-04-20T06:51:14.49 3.0 undecidable manual Sn -3.35 0
IV.CSNT.HHZ. 2024-04-20T06:51:13.28 3.0 positive manual Pn -1.64 0
IV.MML1.HNZ. 2024-04-20T06:51:13.79 0.1 undecidable manual P 353 21.7671 115 -0.04 99
IV.FDMO.HHZ. 2024-04-20T06:51:12.10 0.1 undecidable manual P 27 14.6742 125 -0.5 88
IV.CESI.HHZ. 2024-04-20T06:51:12.31 0.1 undecidable manual P 320 12.5763 129 0.05 100
IV.NRCA.HHZ. 2024-04-20T06:51:12.43 0.1 undecidable manual P 137 12.9759 128 0.1 98
IV.FIAM.HNZ. 2024-04-20T06:51:06.39 3.0 undecidable manual P -3.21 0
IV.OFFI.HHZ. 2024-04-20T06:51:05.99 3.0 negative manual P -2.79 0
IV.CAMP.HHZ. 2024-04-20T06:51:05.28 3.0 undecidable manual P -3.03 0
IV.ARRO.EHZ. 2024-04-20T06:51:02.87 3.0 positive manual P -1.93 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:0.4 0.0000304 0.12 AML other m 2024-04-20T06:51:14.83
IV.FDMO.HHE. ML:0.4 0.00002305 0.34 AML other m 2024-04-20T06:51:15.64
IV.NRCA.HHE. ML:0.4 0.000028049999999999997 0.74 AML other m 2024-04-20T06:51:15.83
IV.FDMO.HHN. ML:0.4 0.000023850000000000004 0.62 AML other m 2024-04-20T06:51:16.74
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