Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 05-08-2024 and time 11:06:06 (UTC) in region 2 km SW Amatrice (RI)

A magnitude ML 1.1 earthquake occured in region: 2 km SW Amatrice (RI), on

  • 05-08-2024 11:06:06 (UTC)
  • 05-08-2024 13:06:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6160, 13.2780 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.

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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
Amatrice RI 2 2657 2657
Accumoli RI 9 667 3324
Cittareale RI 10 482 3806
Campotosto AQ 10 542 4348
Montereale AQ 10 2581 6929
Capitignano AQ 11 665 7594
Borbona RI 17 617 8211
Arquata del Tronto AP 18 1178 9389
Cagnano Amiterno AQ 18 1369 10758
Posta RI 18 694 11452
Crognaleto TE 18 1297 12749
Barete AQ 18 737 13486
Cortino TE 19 656 14142
Pizzoli AQ 20 4326 18468

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of L'Aquila (69753 inhabitants)
35 Km W of Teramo (54892 inhabitants)
52 Km E of Terni (111501 inhabitants)
60 Km SE of Foligno (57155 inhabitants)
72 Km W of Montesilvano (53738 inhabitants)
79 Km W of Pescara (121014 inhabitants)
79 Km W of Chieti (51815 inhabitants)
82 Km NE of Guidonia Montecelio (88673 inhabitants)
82 Km NE of Tivoli (56533 inhabitants)
91 Km SE of Perugia (166134 inhabitants)
99 Km E 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 1.1 2024-08-05
11:06:06		 42.6158 13.2783 12 2024-08-05
11:11:53		 Sala Sismica INGV-Roma 130428591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-08-05 11:06:06 ± 0.1
Latitude 42.6158 ± 0.0045
Longitude 13.2783 ± 0.0061
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 130428591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 465
Semi-minor axis of confidence ellipse (meter) 318
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 44
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.55308
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 130428591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-08-05 11:11:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.POPM.HHZ. 2024-08-05T11:06:48.71 3.0 negative manual Pg 6.09 0
IV.CRE.HHZ. 2024-08-05T11:06:34.20 3.0 positive manual P 4.39 0
IV.MML1.EHZ. 2024-08-05T11:06:25.47 0.6 undecidable manual S 336 60.5949 91 0.56 42
IV.MOMA.HHZ. 2024-08-05T11:06:25.56 0.6 undecidable manual S 290 61.3941 91 0.43 43
IV.CSP1.EHZ. 2024-08-05T11:06:23.36 0.6 undecidable manual S 354 53.1024 91 0.44 44
IV.MOMA.HHZ. 2024-08-05T11:06:17.02 0.1 undecidable manual P 290 61.3941 91 -0.14 90
IV.CSP1.EHZ. 2024-08-05T11:06:16.05 0.1 undecidable manual P 354 53.1024 91 0.16 92
IV.MML1.EHZ. 2024-08-05T11:06:16.94 1.0 negative manual P 336 60.5949 91 -0.1 23
IV.TERO.HHZ. 2024-08-05T11:06:15.38 0.6 undecidable manual S 88 26.5512 93 -0.47 46
IV.NRCA.HHZ. 2024-08-05T11:06:15.63 0.6 undecidable manual S 331 27.5502 93 -0.48 44
IV.LNSS.HHZ. 2024-08-05T11:06:13.59 0.6 undecidable manual S 266 19.4694 96 -0.36 47
IV.MTRA.HNZ. 2024-08-05T11:06:13.28 0.6 undecidable manual S 32 18.3705 97 -0.37 46
IV.RM33.EHZ. 2024-08-05T11:06:12.08 0.6 undecidable manual S 204 12.9759 112 -0.18 50
IV.CAMP.HHZ. 2024-08-05T11:06:12.50 0.6 undecidable manual S 130 13.875 108 0.01 50
IV.NRCA.HHZ. 2024-08-05T11:06:11.78 0.1 positive manual P 331 27.5502 93 -0.18 95
IV.TERO.HHZ. 2024-08-05T11:06:11.76 0.1 undecidable manual P 88 26.5512 93 -0.04 99
IV.CAMP.HHZ. 2024-08-05T11:06:10.05 0.1 undecidable manual P 130 13.875 108 0.18 97
IV.MTRA.HNZ. 2024-08-05T11:06:10.51 0.1 undecidable manual P 32 18.3705 97 -0.03 100
IV.SMA1.EHZ. 2024-08-05T11:06:10.74 0.6 undecidable manual S 71 4.8951 150 0.09 51
IV.LNSS.HHZ. 2024-08-05T11:06:10.60 0.1 undecidable manual P 266 19.4694 96 -0.11 98
IV.RM33.EHZ. 2024-08-05T11:06:09.83 0.1 negative manual P 204 12.9759 112 0.1 99
IV.SMA1.EHZ. 2024-08-05T11:06:09.06 0.1 undecidable manual P 71 4.8951 150 0.25 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:2.0 0.0014 1.78 AML other m 2024-08-05T11:06:11.06
IV.SMA1.EHN. ML:1.7 0.0006950000000000001 0.1 AML other m 2024-08-05T11:06:11.20
IV.RM33.EHN. ML:1.3 0.000192 0.48 AML other m 2024-08-05T11:06:12.39
IV.RM33.EHE. ML:1.3 0.0002035 0.72 AML other m 2024-08-05T11:06:12.96
IV.CAMP.HHN. ML:0.8 0.00006265 0.56 AML other m 2024-08-05T11:06:13.72
IV.LNSS.HHN. ML:1.1 0.00010033814499999999 0.38 AML other m 2024-08-05T11:06:13.92
IV.CAMP.HHE. ML:0.7 0.000051548785 0.34 AML other m 2024-08-05T11:06:14.18
IV.LNSS.HHE. ML:1.1 0.00009489497999999999 0.12 AML other m 2024-08-05T11:06:14.30
IV.NRCA.HHE. ML:2.0 0.0005484999999999999 0.12 AML other m 2024-08-05T11:06:15.90
IV.TERO.HHE. ML:1.0 0.000059374535 0.1 AML other m 2024-08-05T11:06:16.91
IV.TERO.HHN. ML:1.0 0.000048381715000000006 0.08 AML other m 2024-08-05T11:06:16.47
IV.NRCA.HHN. ML:1.5 0.000166 0.1 AML other m 2024-08-05T11:06:16.61
IV.MOMA.HHE. ML:1.0 0.0000197 0.2 AML other m 2024-08-05T11:06:27.89
IV.MOMA.HHN. ML:1.0 0.00001845 0.42 AML other m 2024-08-05T11:06:29.07
IV.MML1.EHE. ML:0.9 0.000013369221 0.18 AML other m 2024-08-05T11:06:26.50
IV.MML1.EHN. ML:0.9 0.00001410727 0.2 AML other m 2024-08-05T11:06:27.29
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