Earthquake with magnitude of ML 1.0 on date 19-04-2024 and time 20:11:23 (UTC) in region 5 km NW Arquata del Tronto (AP)

A magnitude ML 1.0 earthquake occured in region: 5 km NW Arquata del Tronto (AP), on

  • 19-04-2024 20:11:23 (UTC)
  • 19-04-2024 22:11:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8150, 13.2610 at 13 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
Arquata del Tronto AP 6 1178 1178
Montegallo AP 7 523 1701
Montemonaco AP 11 604 2305
Castelsantangelo sul Nera MC 13 281 2586
Acquasanta Terme AP 13 2916 5502
Accumoli RI 13 667 6169
Norcia PG 14 4957 11126
Montefortino FM 16 1178 12304
Ussita MC 18 444 12748
Roccafluvione AP 18 2010 14758
Palmiano AP 19 196 14954
Visso MC 19 1107 16061
Preci PG 19 724 16785

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km W of Teramo (54892 inhabitants)
48 Km E of Foligno (57155 inhabitants)
53 Km N of L'Aquila (69753 inhabitants)
58 Km E of Terni (111501 inhabitants)
78 Km E of Perugia (166134 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
87 Km W of Pescara (121014 inhabitants)
90 Km NW of Chieti (51815 inhabitants)
92 Km S of Ancona (100861 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 1.0 2024-04-19
20:11:23
42.8148 13.2608 13 2024-04-19
20:21:09
Sala Sismica INGV-Roma 126898711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-19 20:11:23 ± 0.08
Latitude 42.8148 ± 0.0036
Longitude 13.2608 ± 0.0061
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126898711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 401
Semi-minor axis of confidence ellipse (meter) 336
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 264
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 80
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) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.06025
Epicentral distance of station farthest from the epicenter (degree) 0.32286
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 126898711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-19 20:21:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LNSS.HNE. 2024-04-19T20:11:34.56 0.3 undecidable manual S 217 29.5482 96 0.43 67
IV.FDMO.HHZ. 2024-04-19T20:11:33.53 0.3 undecidable manual S 330 28.3494 96 -0.27 68
IV.MF5.EHZ. 2024-04-19T20:11:33.39 0.1 undecidable manual S 40 25.0527 98 0.45 86
IV.SMA1.EHZ. 2024-04-19T20:11:31.91 0.3 undecidable manual S 163 21.3675 101 -0.04 73
IV.CESI.HHZ. 2024-04-19T20:11:30.48 0.3 undecidable manual P 306 35.8419 94 -0.23 68
IV.TERO.HHZ. 2024-04-19T20:11:30.25 0.1 undecidable manual P 127 35.1426 94 -0.35 89
IV.MTRA.EHE. 2024-04-19T20:11:29.69 0.1 undecidable manual S 120 12.7761 120 -0.11 97
IV.LNSS.HNE. 2024-04-19T20:11:29.82 0.3 undecidable manual P 217 29.5482 96 0.07 71
IV.MMO1.EHZ. 2024-04-19T20:11:29.26 0.1 undecidable manual S 30 10.7781 127 -0.1 98
IV.FDMO.HHZ. 2024-04-19T20:11:29.22 0.1 undecidable manual P 330 28.3494 96 -0.34 90
IV.NRCA.HHZ. 2024-04-19T20:11:29.80 0.1 undecidable manual S 280 12.0768 122 0.16 97
7F.SIB1.HNE. 2024-04-19T20:11:29.16 0.3 undecidable manual S 5 8.88 135 0.19 72
IV.MF5.EHZ. 2024-04-19T20:11:29.24 0.1 undecidable manual P 40 25.0527 98 0.18 92
IT.MTCL.HGE. 2024-04-19T20:11:29.41 0.3 undecidable manual P 313 29.0487 96 -0.26 68
IV.SMA1.EHZ. 2024-04-19T20:11:28.45 0.1 undecidable manual P 163 21.3675 101 -0.03 97
IV.MC2.EHE. 2024-04-19T20:11:27.30 0.1 undecidable manual P 331 12.1767 122 0.13 97
IV.MTRA.EHE. 2024-04-19T20:11:27.22 0.1 undecidable manual P 120 12.7761 120 -0.03 99
IV.NRCA.HHZ. 2024-04-19T20:11:27.23 0.1 undecidable manual P 280 12.0768 122 0.07 98
7F.SIB2.EHE. 2024-04-19T20:11:26.70 0.1 undecidable manual P 22 9.1797 133 -0.09 98
IV.MMO1.EHZ. 2024-04-19T20:11:26.87 0.1 undecidable manual P 30 10.7781 127 -0.12 97
7F.SIB3.EHE. 2024-04-19T20:11:26.55 0.1 undecidable manual P 6 6.6933 144 0 100
7F.SIB1.HNE. 2024-04-19T20:11:26.94 0.1 undecidable manual P 5 8.88 135 0.17 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMO1.EHE. ML:1.2 0.000158 0.12 AML other m 2024-04-19T20:11:29.32
IV.MMO1.EHN. ML:1.3 0.000202 0.2 AML other m 2024-04-19T20:11:29.30
IV.NRCA.HHE. ML:1.6 0.000358 0.12 AML other m 2024-04-19T20:11:29.92
IV.NRCA.HHN. ML:1.4 0.0002735 0.08 AML other m 2024-04-19T20:11:29.87
IV.FDMO.HHN. ML:0.8 0.00002945 1.4 AML other m 2024-04-19T20:11:33.84
IV.FDMO.HHE. ML:0.7 0.000024 1.02 AML other m 2024-04-19T20:11:33.43
IV.NRCA.HNE. ML:1.5 0.0003346077 0.12 AML other m 2024-04-19T20:11:29.86
IV.NRCA.HNN. ML:1.4 0.0002348762 0.07 AML other m 2024-04-19T20:11:29.91
IV.SMA1.EHE. ML:0.7 0.000029496295000000004 2.68 AML other m 2024-04-19T20:11:32.17
IV.SMA1.EHN. ML:0.7 0.00003543271 0.24 AML other m 2024-04-19T20:11:32.29
IV.TERO.HHE. ML:0.7 0.000021217045 0.14 AML other m 2024-04-19T20:11:35.92
IV.TERO.HHN. ML:1.0 0.00004236772 1.76 AML other m 2024-04-19T20:11:35.79
IV.CESI.HHE. ML:0.8 0.000022904915 2.66 AML other m 2024-04-19T20:11:36.41
IV.CESI.HHN. ML:0.7 0.000021745104999999997 0.18 AML other m 2024-04-19T20:11:36.38
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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