Earthquake with magnitude of ML 0.5 on date 19-04-2024 and time 00:23:50 (UTC) in region 4 km E Castelsantangelo sul Nera (MC)

A magnitude ML 0.5 earthquake occured in region: 4 km E Castelsantangelo sul Nera (MC), on

  • 19-04-2024 00:23:50 (UTC)
  • 19-04-2024 02:23:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9140, 13.2000 at 11 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
Castelsantangelo sul Nera MC 4 281 281
Ussita MC 6 444 725
Visso MC 9 1107 1832
Bolognola MC 9 142 1974
Montemonaco AP 11 604 2578
Montefortino FM 12 1178 3756
Acquacanina MC 13 121 3877
Montegallo AP 14 523 4400
Preci PG 14 724 5124
Fiastra MC 14 559 5683
Amandola FM 15 3629 9312
Norcia PG 16 4957 14269
Sarnano MC 16 3264 17533
Fiordimonte MC 16 202 17735
Arquata del Tronto AP 18 1178 18913
Comunanza AP 18 3166 22079
Monte Cavallo MC 18 145 22224
Pieve Torina MC 19 1458 23682
Pievebovigliana MC 19 866 24548

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
50 Km NW of Teramo (54892 inhabitants)
60 Km NE of Terni (111501 inhabitants)
65 Km N of L'Aquila (69753 inhabitants)
69 Km E of Perugia (166134 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
89 Km NW of Montesilvano (53738 inhabitants)
97 Km NW of Pescara (121014 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 2024-04-19
00:23:50
42.9137 13.1998 11 2024-04-19
00:59:39
Sala Sismica INGV-Roma 126875041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-19 00:23:50 ± 0.14
Latitude 42.9137 ± 0.0063
Longitude 13.1998 ± 0.0123
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126875041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1012
Semi-minor axis of confidence ellipse (meter) 653
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 98
Circular confidence region, given by single value of horizontal uncertainty (meter) 1010.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 119
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.09443
Epicentral distance of station farthest from the epicenter (degree) 0.23472
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 126875041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-19 00:59:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2024-04-19T00:23:59.66 0.6 undecidable manual S 293 26.0517 50 -0.17 48
IV.FDMO.HHZ. 2024-04-19T00:23:57.04 0.6 undecidable manual S 326 16.3725 123 -0.09 49
IV.NRCA.HHZ. 2024-04-19T00:23:55.60 0.6 undecidable manual S 218 11.2776 133 -0.13 49
IV.CESI.HHZ. 2024-04-19T00:23:55.80 0.1 undecidable manual P 293 26.0517 50 -0.02 99
IV.FDMO.HHZ. 2024-04-19T00:23:54.35 0.1 undecidable manual P 326 16.3725 123 0.09 100
IV.CSP1.EHZ. 2024-04-19T00:23:54.95 0.1 undecidable manual P 1 19.7691 118 0.11 98
IV.NRCA.HHZ. 2024-04-19T00:23:53.63 0.1 undecidable manual P 218 11.2776 133 0.18 99
IV.MMO1.EHZ. 2024-04-19T00:23:52.75 1.0 undecidable manual P 99 10.4784 136 -0.58 22
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:0.6 0.000047892174999999993 0.12 AML other m 2024-04-19T00:23:56.32
IV.NRCA.HHN. ML:0.2 0.000022011545 0.16 AML other m 2024-04-19T00:23:55.80
IV.FDMO.HHN. ML:0.5 0.000024469369999999998 1.92 AML other m 2024-04-19T00:23:57.33
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