Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 24-07-2024 and time 05:31:41 (UTC) in region 5 km SW Arquata del Tronto (AP)

A magnitude ML 1.3 earthquake occured in region: 5 km SW Arquata del Tronto (AP), on

  • 24-07-2024 05:31:41 (UTC)
  • 24-07-2024 07:31:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7430, 13.2550 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.

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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 5 1178 1178
Accumoli RI 5 667 1845
Montegallo AP 13 523 2368
Amatrice RI 13 2657 5025
Acquasanta Terme AP 13 2916 7941
Norcia PG 14 4957 12898
Cittareale RI 16 482 13380
Montemonaco AP 19 604 13984
Castelsantangelo sul Nera MC 19 281 14265
Valle Castellana TE 20 977 15242
Cascia PG 20 3217 18459

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km W of Teramo (54892 inhabitants)
45 Km N of L'Aquila (69753 inhabitants)
51 Km E of Foligno (57155 inhabitants)
54 Km E of Terni (111501 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
81 Km SE of Perugia (166134 inhabitants)
84 Km W of Pescara (121014 inhabitants)
87 Km NW of Chieti (51815 inhabitants)
93 Km NE of Guidonia Montecelio (88673 inhabitants)
94 Km NE of Tivoli (56533 inhabitants)
100 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 1.3 2024-07-24
05:31:41		 42.7432 13.2553 11 2024-07-24
05:35:50		 Sala Sismica INGV-Roma 130135721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-07-24 05:31:41 ± 0.04
Latitude 42.7432 ± 0.0018
Longitude 13.2553 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 130135721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 274
Semi-minor axis of confidence ellipse (meter) 203
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 78
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.28688
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 130135721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-07-24 05:35:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2024-07-24T05:31:58.86 3.0 negative manual P -0.08 0
IV.CAMP.HHZ. 2024-07-24T05:31:50.35 0.3 undecidable manual S 151 26.1516 91 -0.23 70
IV.RM33.EHZ. 2024-07-24T05:31:50.64 0.3 undecidable manual S 187 26.1516 91 0.06 73
IV.LNSS.HHZ. 2024-07-24T05:31:49.88 0.3 undecidable manual S 229 23.4543 91 0.03 73
IV.MML1.EHZ. 2024-07-24T05:31:49.72 3.0 undecidable manual P -0.06 0
IV.MMO1.EHZ. 2024-07-24T05:31:48.43 0.1 undecidable manual S 19 18.2706 92 -0.04 98
IV.GUMA.HHZ. 2024-07-24T05:31:48.34 3.0 undecidable manual P 0.2 0
IV.CSP1.EHZ. 2024-07-24T05:31:48.40 3.0 positive manual P -0.14 0
IV.FDMO.HHZ. 2024-07-24T05:31:47.81 3.0 positive manual P -0.09 0
IV.TERO.HNZ. 2024-07-24T05:31:47.15 3.0 negative manual P -0.23 0
IV.SMA1.EHZ. 2024-07-24T05:31:47.35 0.3 undecidable manual S 152 14.0748 98 0 75
IV.MF5.EHZ. 2024-07-24T05:31:47.83 0.1 positive manual P 31 31.8459 90 0.37 90
7F.SIB3.EHE. 2024-07-24T05:31:47.37 0.3 undecidable manual S 5 14.6742 95 -0.14 73
IV.NRCA.HHZ. 2024-07-24T05:31:47.45 0.3 undecidable manual S 311 15.2736 94 -0.22 72
IV.RM33.EHZ. 2024-07-24T05:31:46.50 0.3 positive manual P 187 26.1516 91 -0.09 72
IV.MTRA.EHZ. 2024-07-24T05:31:46.68 0.1 undecidable manual S 82 11.5773 112 -0.03 100
ZO.PDN11.EHN. 2024-07-24T05:31:46.86 0.3 undecidable manual S 292 11.877 110 0.07 74
IV.CAMP.HHZ. 2024-07-24T05:31:46.40 1.0 undecidable manual P 151 26.1516 91 -0.19 24
IV.MMO1.EHZ. 2024-07-24T05:31:45.34 0.1 positive manual P 19 18.2706 92 -0.03 99
IV.LNSS.HHZ. 2024-07-24T05:31:45.97 1.0 undecidable manual P 229 23.4543 91 -0.2 24
7F.SIB3.EHE. 2024-07-24T05:31:44.76 0.1 undecidable manual P 5 14.6742 95 -0.06 99
IV.NRCA.HHZ. 2024-07-24T05:31:44.87 0.1 negative manual P 311 15.2736 94 -0.04 99
IV.MTRA.EHZ. 2024-07-24T05:31:44.50 0.6 undecidable manual P 82 11.5773 112 0.14 49
ZO.PDN11.EHN. 2024-07-24T05:31:44.52 0.1 undecidable manual P 292 11.877 110 0.12 98
IV.SMA1.EHZ. 2024-07-24T05:31:44.81 0.1 undecidable manual P 152 14.0748 98 0.08 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHN. ML:1.3 0.000242 0.14 AML other m 2024-07-24T05:31:46.75
IV.MTRA.EHE. ML:1.2 0.00016700000000000002 0.82 AML other m 2024-07-24T05:31:47.87
IV.NRCA.HHN. ML:1.6 0.00036449999999999997 0.1 AML other m 2024-07-24T05:31:47.59
IV.SMA1.EHE. ML:1.3 0.00018449999999999999 0.2 AML other m 2024-07-24T05:31:47.54
IV.NRCA.HHE. ML:1.7 0.00042300000000000004 0.32 AML other m 2024-07-24T05:31:47.53
IV.NRCA.HNE. ML:1.7 0.0004485 0.64 AML other m 2024-07-24T05:31:47.54
IV.NRCA.HNN. ML:1.5 0.0003175 0.66 AML other m 2024-07-24T05:31:47.60
IV.SMA1.EHN. ML:1.2 0.00014600000000000003 0.74 AML other m 2024-07-24T05:31:48.48
IV.MMO1.EHE. ML:1.1 0.00009955 0.18 AML other m 2024-07-24T05:31:48.59
IV.MMO1.EHN. ML:0.9 0.0000628 0.64 AML other m 2024-07-24T05:31:49.65
IV.LNSS.HHE. ML:1.0 0.00005555 0.92 AML other m 2024-07-24T05:31:50.61
IV.LNSS.HHN. ML:1.3 0.000123 0.32 AML other m 2024-07-24T05:31:50.09
IV.RM33.EHE. ML:1.2 0.0000898 0.3 AML other m 2024-07-24T05:31:51.12
IV.RM33.EHN. ML:1.1 0.0000767 1.1 AML other m 2024-07-24T05:31:51.29
IV.TERO.HHN. ML:1.0 0.00004225 0.74 AML other m 2024-07-24T05:31:51.90
IV.FDMO.HHN. ML:1.1 0.00005005 0.34 AML other m 2024-07-24T05:31:53.15
IV.FDMO.HHE. ML:1.0 0.000035000000000000004 0.76 AML other m 2024-07-24T05:31:53.11
IV.TERO.HHE. ML:0.9 0.0000359 1.14 AML other m 2024-07-24T05:31:53.84
IV.GUMA.HHN. ML:1.6 0.00016199999999999998 1.3 AML other m 2024-07-24T05:31:54.68
IV.GUMA.HHE. ML:1.8 0.000244 0.22 AML other m 2024-07-24T05:31:54.28
IV.PIEI.HHE. ML:1.4 0.0000242 0.16 AML other m 2024-07-24T05:32:18.01
IV.PIEI.HHN. ML:1.2 0.000015200000000000002 0.96 AML other m 2024-07-24T05:32:18.09
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