Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 02-08-2024 and time 08:22:52 (UTC) in region 5 km W Arquata del Tronto (AP)

A magnitude ML 2.1 earthquake occured in region: 5 km W Arquata del Tronto (AP), on

  • 02-08-2024 08:22:52 (UTC)
  • 02-08-2024 10:22:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7760, 13.2400 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 9 667 1845
Montegallo AP 11 523 2368
Norcia PG 12 4957 7325
Acquasanta Terme AP 14 2916 10241
Castelsantangelo sul Nera MC 15 281 10522
Montemonaco AP 16 604 11126
Amatrice RI 17 2657 13783
Cittareale RI 19 482 14265
Cascia PG 20 3217 17482

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km W of Teramo (54892 inhabitants)
48 Km E of Foligno (57155 inhabitants)
49 Km N of L'Aquila (69753 inhabitants)
54 Km E of Terni (111501 inhabitants)
79 Km E of Perugia (166134 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
87 Km W of Pescara (121014 inhabitants)
89 Km NW of Chieti (51815 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km S of Ancona (100861 inhabitants)
97 Km NE of Tivoli (56533 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 2.1 2024-08-02
08:22:52		 42.7757 13.2403 11 2024-08-02
08:31:05		 Sala Sismica INGV-Roma 130344701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-08-02 08:22:52 ± 0.03
Latitude 42.7757 ± 0.0018
Longitude 13.2403 ± 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 130344701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 266
Semi-minor axis of confidence ellipse (meter) 208
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 65
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) 62
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 23
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) 0.39031
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 15
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 72
Type of magnitude ML
Reference to an origin 130344701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-08-02 08:31:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IX.CMP3.EHZ.02 2024-08-02T08:24:06.38 3.0 undecidable manual Sn 0.9 0
IV.MCRV.HHZ. 2024-08-02T08:23:32.56 3.0 undecidable manual Pn -0.03 0
IV.PIEI.HHZ. 2024-08-02T08:23:24.78 3.0 undecidable manual S 0.1 0
IV.FRON.EHZ. 2024-08-02T08:23:21.96 3.0 undecidable manual S 0.09 0
IV.ARVD.HHZ. 2024-08-02T08:23:19.20 3.0 undecidable manual S -0.18 0
IV.MURB.HHZ. 2024-08-02T08:23:18.08 3.0 undecidable manual S 0.13 0
IV.SSFR.HHZ. 2024-08-02T08:23:18.58 3.0 undecidable manual S -0.28 0
IV.T0110.HHZ. 2024-08-02T08:23:17.33 3.0 undecidable manual S 0.16 0
IV.RNI2.HHZ. 2024-08-02T08:23:13.39 3.0 undecidable manual P -2.84 0
IV.VVLD.HHZ. 2024-08-02T08:23:11.59 3.0 negative manual P 0.15 0
IV.CESX.HHZ. 2024-08-02T08:23:11.11 3.0 undecidable manual S -0.02 0
IV.PIEI.HHZ. 2024-08-02T08:23:10.07 3.0 undecidable manual P -0.57 0
IV.FRON.EHZ. 2024-08-02T08:23:08.49 3.0 positive manual P -0.57 0
IV.MURB.HHZ. 2024-08-02T08:23:06.68 3.0 positive manual P -0.18 0
IV.T0110.HHZ. 2024-08-02T08:23:05.64 3.0 undecidable manual P -0.78 0
IV.ATCC.EHZ. 2024-08-02T08:23:04.69 3.0 positive manual P -0.05 0
IV.FAGN.HHZ. 2024-08-02T08:23:04.44 3.0 positive manual P -0.01 0
IV.CAMP.HHZ. 2024-08-02T08:23:03.11 0.3 undecidable manual S 153 29.9478 50 -0.15 71
IV.RM33.EHZ. 2024-08-02T08:23:03.34 0.3 undecidable manual S 184 29.6481 50 0.16 71
IV.GAVE.EHZ. 2024-08-02T08:23:03.21 0.3 undecidable manual S 252 29.6481 50 0.02 73
IV.LNSS.HHZ. 2024-08-02T08:23:02.08 0.3 undecidable manual S 220 25.1526 50 0.09 73
IV.SNTG.HHZ. 2024-08-02T08:23:02.26 3.0 undecidable manual P -1.16 0
IV.MOMA.HHZ. 2024-08-02T08:23:02.85 3.0 positive manual P 0.14 0
IV.ASSB.HHZ. 2024-08-02T08:23:02.47 3.0 undecidable manual P -0.44 0
IV.FIAM.HHZ. 2024-08-02T08:23:02.87 3.0 positive manual P -0.44 0
IV.ARRO.EHZ. 2024-08-02T08:23:01.27 3.0 positive manual P 0.24 0
IV.OFFI.HHZ. 2024-08-02T08:23:01.20 3.0 negative manual P 0.5 0
IV.MML1.EHZ. 2024-08-02T08:23:00.72 0.1 positive manual P 330 43.3233 50 -0.16 93
IV.SAP2.EHZ. 2024-08-02T08:23:00.34 0.1 negative manual P 20 37.8288 50 0.31 91
IV.TERO.HHZ. 2024-08-02T08:22:59.22 0.1 negative manual P 120 34.1436 50 -0.23 93
IV.GUMA.HHZ. 2024-08-02T08:22:59.35 0.6 negative manual P 14 32.745 50 0.11 48
IV.MF5.EHZ. 2024-08-02T08:22:59.01 0.1 positive manual P 37 29.5482 50 0.27 93
IV.MMO1.EHZ. 2024-08-02T08:22:59.12 0.3 undecidable manual S 27 15.3735 125 -0.13 73
IV.CSP1.EHZ. 2024-08-02T08:22:59.41 0.1 undecidable manual P 355 35.1426 50 -0.2 93
IV.SMA1.EHZ. 2024-08-02T08:22:59.99 0.1 undecidable manual S 154 17.871 121 0.03 99
IV.CESI.HHZ. 2024-08-02T08:22:59.85 0.1 positive manual P 313 37.3293 50 -0.09 95
IV.NRCA.HNZ. 2024-08-02T08:22:58.26 0.1 undecidable manual S 302 12.0768 132 -0.09 99
IV.GAVE.EHZ. 2024-08-02T08:22:58.76 1.0 negative manual P 252 29.6481 50 -0.01 24
IV.MTRA.HNZ. 2024-08-02T08:22:58.51 0.1 undecidable manual S 99 12.876 130 -0.04 100
IV.LNSS.HHZ. 2024-08-02T08:22:58.08 0.1 positive manual P 220 25.1526 50 0.01 99
IV.CAMP.HHZ. 2024-08-02T08:22:58.69 0.1 positive manual P 153 29.9478 50 -0.12 96
IV.RM33.EHZ. 2024-08-02T08:22:58.74 0.1 positive manual P 184 29.6481 50 -0.03 97
IV.SMA1.EHZ. 2024-08-02T08:22:56.98 0.1 positive manual P 154 17.871 121 0.07 99
IV.NRCA.HNZ. 2024-08-02T08:22:56.12 0.3 positive manual P 302 12.0768 132 0.15 73
IV.MTRA.HNZ. 2024-08-02T08:22:56.25 0.6 positive manual P 99 12.876 130 0.16 49
IV.MMO1.EHZ. 2024-08-02T08:22:56.54 0.1 undecidable manual P 27 15.3735 125 0.05 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHN. ML:2.1 0.0012349999999999998 0.48 AML other m 2024-08-02T08:22:58.59
IV.MTRA.HNN. ML:2.1 0.0012250000000000002 0.48 AML other m 2024-08-02T08:22:58.59
IV.NRCA.HHN. ML:2.4 0.002645 0.4 AML other m 2024-08-02T08:22:58.74
IV.NRCA.HNN. ML:2.3 0.00233 0.4 AML other m 2024-08-02T08:22:58.74
IV.NRCA.HNE. ML:2.2 0.001675 1.92 AML other m 2024-08-02T08:22:59.97
IV.MTRA.EHE. ML:2.1 0.00123 1.16 AML other m 2024-08-02T08:22:59.65
IV.MTRA.HNE. ML:2.1 0.0012999999999999997 1.16 AML other m 2024-08-02T08:22:59.65
IV.MMO1.EHE. ML:2.6 0.0038799999999999998 0.82 AML other m 2024-08-02T08:22:59.26
IV.MMO1.EHN. ML:2.8 0.0064 0.2 AML other m 2024-08-02T08:22:59.24
IV.NRCA.HHE. ML:2.2 0.0017850000000000001 0.98 AML other m 2024-08-02T08:22:59.97
IV.SMA1.EHN. ML:2.3 0.0016099999999999999 0.98 AML other m 2024-08-02T08:23:00.05
IV.SMA1.EHE. ML:2.4 0.00197 0.22 AML other m 2024-08-02T08:23:00.20
IV.LNSS.HHN. ML:2.3 0.00117 0.2 AML other m 2024-08-02T08:23:02.65
IV.CAMP.HHN. ML:2.0 0.0005045 0.3 AML other m 2024-08-02T08:23:03.40
IV.CAMP.HHE. ML:2.2 0.0007645 0.24 AML other m 2024-08-02T08:23:03.30
IV.LNSS.HHE. ML:2.2 0.001008 0.74 AML other m 2024-08-02T08:23:03.35
IV.RM33.EHN. ML:2.0 0.0005465 0.18 AML other m 2024-08-02T08:23:03.57
IV.RM33.EHE. ML:2.0 0.000467 0.16 AML other m 2024-08-02T08:23:03.85
IV.GAVE.EHN. ML:2.1 0.0005729999999999999 1.46 AML other m 2024-08-02T08:23:04.00
IV.MF5.EHN. ML:2.1 0.0006625000000000001 0.24 AML other m 2024-08-02T08:23:04.21
IV.TERO.HNE. ML:2.0 0.0003775 0.16 AML other m 2024-08-02T08:23:04.81
IV.TERO.HHE. ML:2.4 0.0011485 0.06 AML other m 2024-08-02T08:23:04.77
IV.TERO.HHN. ML:2.4 0.00103 0.08 AML other m 2024-08-02T08:23:04.93
IV.TERO.HNN. ML:2.4 0.0010789999999999999 0.08 AML other m 2024-08-02T08:23:04.90
IV.GUMA.HHN. ML:2.6 0.0015699999999999998 1.04 AML other m 2024-08-02T08:23:05.58
IV.GUMA.HNE. ML:2.6 0.0018399999999999998 1.62 AML other m 2024-08-02T08:23:05.92
IV.GUMA.HHE. ML:2.6 0.00172 1.6 AML other m 2024-08-02T08:23:05.92
IV.CESI.HHE. ML:2.1 0.00047500000000000005 0.74 AML other m 2024-08-02T08:23:05.66
IV.GUMA.HNN. ML:2.5 0.00135 1.4 AML other m 2024-08-02T08:23:05.03
IV.GAVE.EHE. ML:2.0 0.000503 0.16 AML other m 2024-08-02T08:23:06.37
IV.CSP1.EHN. ML:2.2 0.0006935 0.52 AML other m 2024-08-02T08:23:06.46
IV.CSP1.EHE. ML:2.1 0.0005484999999999999 0.78 AML other m 2024-08-02T08:23:06.60
IV.MF5.EHE. ML:2.0 0.00044999999999999993 0.56 AML other m 2024-08-02T08:23:06.46
IV.CESI.HHN. ML:2.2 0.0005769999999999999 0.26 AML other m 2024-08-02T08:23:06.71
IV.SAP2.EHN. ML:2.7 0.0020150000000000003 0.08 AML other m 2024-08-02T08:23:06.82
IV.MML1.HNE. ML:2.0 0.00028849999999999997 0.78 AML other m 2024-08-02T08:23:07.61
IV.MML1.HNN. ML:2.0 0.0003115 0.82 AML other m 2024-08-02T08:23:07.85
IV.MML1.EHN. ML:1.9 0.000252 0.82 AML other m 2024-08-02T08:23:07.85
IV.ARRO.EHE. ML:1.8 0.000186 1.84 AML other m 2024-08-02T08:23:07.97
IV.MML1.EHE. ML:2.0 0.000273 1.12 AML other m 2024-08-02T08:23:08.62
IV.ARRO.EHN. ML:2.0 0.000277 0.98 AML other m 2024-08-02T08:23:08.58
IV.OFFI.HHE. ML:2.3 0.0007199999999999999 1.26 AML other m 2024-08-02T08:23:08.77
IV.SAP2.EHE. ML:2.1 0.0004255 0.78 AML other m 2024-08-02T08:23:08.88
IV.OFFI.HHN. ML:2.5 0.001145 1.06 AML other m 2024-08-02T08:23:09.77
IV.MOMA.HHN. ML:1.7 0.00010855000000000001 0.2 AML other m 2024-08-02T08:23:11.67
IV.MOMA.HHE. ML:1.9 0.00018449999999999999 0.18 AML other m 2024-08-02T08:23:11.58
IV.SNTG.HHN. ML:1.6 0.0000916 1.3 AML other m 2024-08-02T08:23:11.28
IV.ASSB.HHE. ML:1.9 0.000195 0.16 AML other m 2024-08-02T08:23:11.86
IV.ASSB.HHN. ML:1.7 0.0001235 0.18 AML other m 2024-08-02T08:23:12.20
IV.CESX.HHN. ML:1.6 0.00008895000000000001 0.3 AML other m 2024-08-02T08:23:12.68
IV.CESX.HHE. ML:1.7 0.0001175 0.5 AML other m 2024-08-02T08:23:13.98
IV.SNTG.HHE. ML:1.6 0.00009685000000000001 1.08 AML other m 2024-08-02T08:23:14.01
IV.ATCC.EHE. ML:1.9 0.00015 1.68 AML other m 2024-08-02T08:23:14.08
IV.ATCC.EHN. ML:1.8 0.0001255 1.16 AML other m 2024-08-02T08:23:15.38
IV.FAGN.HHE. ML:2.2 0.000273 0.32 AML other m 2024-08-02T08:23:15.73
IV.T0110.HHE. ML:2.1 0.000178 0.5 AML other m 2024-08-02T08:23:17.39
IV.FAGN.HHN. ML:2.1 0.000227 0.34 AML other m 2024-08-02T08:23:18.31
IV.SSFR.HHN. ML:2.2 0.0001875 0.18 AML other m 2024-08-02T08:23:19.32
IV.SSFR.HNE. ML:2.3 0.0002405 1.22 AML other m 2024-08-02T08:23:19.10
IV.SSFR.HHE. ML:2.2 0.000216 1.24 AML other m 2024-08-02T08:23:19.72
IV.MURB.HHE. ML:2.4 0.0003495 0.32 AML other m 2024-08-02T08:23:20.19
IV.T0110.HHN. ML:2.0 0.0001585 0.48 AML other m 2024-08-02T08:23:20.43
IV.ARVD.HHN. ML:1.5 0.00004380000000000001 0.5 AML other m 2024-08-02T08:23:20.62
IV.MURB.HHN. ML:2.2 0.00023899999999999998 0.24 AML other m 2024-08-02T08:23:21.15
IV.ARVD.HHE. ML:1.5 0.000042550000000000004 0.98 AML other m 2024-08-02T08:23:21.19
IV.FRON.EHN. ML:1.9 0.00007825 0.44 AML other m 2024-08-02T08:23:22.86
IV.SSFR.HNN. ML:2.3 0.000251 0.88 AML other m 2024-08-02T08:23:23.67
IV.PIEI.HHN. ML:1.6 0.0000361 0.5 AML other m 2024-08-02T08:23:25.24
IV.PIEI.HHE. ML:1.8 0.00005535 0.86 AML other m 2024-08-02T08:23:27.58
IV.FRON.EHE. ML:1.7 0.000054449999999999995 0.44 AML other m 2024-08-02T08:23:28.17
IX.CMP3.EHE.02 ML:3.5 0.00043100000000000007 0.12 AML other m 2024-08-02T08:24:06.49
IX.CMP3.EHN.02 ML:3.5 0.000507 0.1 AML other m 2024-08-02T08:24:06.65
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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