Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 09-02-2024 and time 11:20:59 (UTC) in region 4 km N Accumoli (RI)

A magnitude ML 2.4 earthquake occured in region: 4 km N Accumoli (RI), on

  • 09-02-2024 11:20:59 (UTC)
  • 09-02-2024 12:20:59 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7300, 13.2440 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
Accumoli RI 4 667 667
Arquata del Tronto AP 7 1178 1845
Amatrice RI 12 2657 4502
Norcia PG 14 4957 9459
Cittareale RI 14 482 9941
Acquasanta Terme AP 14 2916 12857
Montegallo AP 15 523 13380
Cascia PG 19 3217 16597
Castelsantangelo sul Nera MC 20 281 16878

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km W of Teramo (54892 inhabitants)
44 Km N of L'Aquila (69753 inhabitants)
51 Km SE of Foligno (57155 inhabitants)
52 Km E of Terni (111501 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
81 Km SE of Perugia (166134 inhabitants)
85 Km W of Pescara (121014 inhabitants)
87 Km W of Chieti (51815 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
93 Km NE of Tivoli (56533 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 2.4 2024-02-09
11:20:59		 42.7297 13.2437 11 2024-02-09
11:28:00		 Sala Sismica INGV-Roma 125159991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-09 11:20:59 ± 0.07
Latitude 42.7297 ± 0.0036
Longitude 13.2437 ± 0.0049
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 125159991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 426
Semi-minor axis of confidence ellipse (meter) 201
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 55
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 51
Number of associated phases, regardless of their use for origin computation 63
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.63582
Number of stations at which the event was observed 42
Number of stations from which data was used for origin computation 21
Magnitude information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 100
Type of magnitude ML
Reference to an origin 125159991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-09 11:28:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PAOL.HHZ. 2024-02-09T11:22:01.89 3.0 undecidable manual Sg 5.83 0
IV.IMOL.HNZ. 2024-02-09T11:21:37.38 3.0 positive manual Pg 6.38 0
IV.ATPI.EHZ. 2024-02-09T11:21:32.27 3.0 undecidable manual S 1.01 0
IV.PIEI.HHZ. 2024-02-09T11:21:31.64 3.0 undecidable manual S 0.08 0
IV.INTR.HHZ. 2024-02-09T11:21:28.83 3.0 undecidable manual S -0.51 0
IV.ARVD.HHZ. 2024-02-09T11:21:27.55 3.0 undecidable manual S 0.01 0
IV.SSFR.HHZ. 2024-02-09T11:21:26.79 3.0 undecidable manual S -0.13 0
IV.CING.HHZ. 2024-02-09T11:21:22.21 3.0 undecidable manual S -0.44 0
IV.VCEL.EHZ. 2024-02-09T11:21:19.23 0.3 undecidable manual S 127 61.2942 50 0.89 53
IV.SNTG.HHZ. 2024-02-09T11:21:19.79 3.0 undecidable manual S -0.2 0
IV.ASSB.HHZ. 2024-02-09T11:21:18.45 3.0 undecidable manual S -0.01 0
IV.NARO.HHZ. 2024-02-09T11:21:18.15 3.0 positive manual P 0.24 0
IV.CESX.HHZ. 2024-02-09T11:21:17.46 0.3 undecidable manual S 256 55.2003 50 0.75 57
IV.ATPI.EHZ. 2024-02-09T11:21:17.57 3.0 negative manual P 0.49 0
IV.ATVO.HHZ. 2024-02-09T11:21:16.47 3.0 undecidable manual P 0.13 0
IV.INTR.HHZ. 2024-02-09T11:21:15.30 3.0 negative manual P -0.7 0
IV.MURB.HHZ. 2024-02-09T11:21:14.19 3.0 negative manual P 0.26 0
IV.CERT.HHZ. 2024-02-09T11:21:14.82 3.0 positive manual P 0.08 0
IV.SSFR.HHZ. 2024-02-09T11:21:14.45 3.0 undecidable manual P -0.19 0
IV.ARVD.HHZ. 2024-02-09T11:21:14.78 3.0 undecidable manual P -0.21 0
IV.CESI.HHZ. 2024-02-09T11:21:12.96 0.1 undecidable manual S 318 41.1255 50 0.01 96
IV.FOSV.EHZ. 2024-02-09T11:21:12.28 3.0 positive manual P -0.19 0
IV.CING.HHZ. 2024-02-09T11:21:11.81 3.0 undecidable manual P -0.43 0
IT.MTCL.HGZ. 2024-02-09T11:21:11.16 0.1 undecidable manual S 326 35.4423 50 -0.26 92
IV.ATCC.EHZ. 2024-02-09T11:21:11.81 3.0 positive manual P -0.02 0
IV.MF5.EHZ. 2024-02-09T11:21:11.80 0.1 undecidable manual S 31 33.6441 50 0.86 76
IV.T0110.HHZ. 2024-02-09T11:21:11.51 0.6 positive manual P 142 70.5738 50 -0.25 43
IV.VCEL.EHZ. 2024-02-09T11:21:10.47 0.1 undecidable manual P 127 61.2942 50 0.12 90
IV.SNTG.HHZ. 2024-02-09T11:21:10.60 3.0 undecidable manual P -0.15 0
IV.MOMA.HHZ. 2024-02-09T11:21:09.62 0.1 undecidable manual P 279 55.5 50 0.18 90
IV.ASSB.HHZ. 2024-02-09T11:21:09.23 3.0 undecidable manual P -0.66 0
IV.FEMA.HNZ. 2024-02-09T11:21:09.88 0.1 undecidable manual S 329 30.2475 50 -0.16 95
IV.CESX.HHZ. 2024-02-09T11:21:09.19 0.1 undecidable manual P 256 55.2003 50 -0.21 90
IV.FAGN.HHZ. 2024-02-09T11:21:09.47 1.0 positive manual P 151 58.497 50 -0.44 21
IV.TERO.HNZ. 2024-02-09T11:21:09.96 0.1 undecidable manual S 112 31.6461 50 -0.47 89
IV.MML1.EHZ. 2024-02-09T11:21:08.15 3.0 negative manual P -0.07 0
IV.CAMP.HHZ. 2024-02-09T11:21:08.49 0.1 undecidable manual S 148 25.3524 50 -0.26 94
IV.OFFI.HHZ. 2024-02-09T11:21:08.05 0.1 undecidable manual P 58 42.5241 50 0.6 83
IV.FIAM.HHZ. 2024-02-09T11:21:08.73 0.1 positive manual P 191 52.2033 50 -0.21 90
IV.RM33.EHZ. 2024-02-09T11:21:08.66 0.1 undecidable manual S 186 24.5532 50 0.12 96
IV.MNTT.EHZ. 2024-02-09T11:21:08.78 3.0 negative manual P 0.54 0
IV.MMO1.EHZ. 2024-02-09T11:21:07.03 0.1 undecidable manual S 20 19.9689 118 -0.25 95
IV.CESI.HHZ. 2024-02-09T11:21:07.06 0.3 positive manual P 318 41.1255 50 -0.17 70
IV.ARRO.EHZ. 2024-02-09T11:21:07.34 0.3 undecidable manual P 247 42.4242 50 -0.09 71
IV.LNSS.HHZ. 2024-02-09T11:21:07.89 0.1 undecidable manual S 230 21.7671 50 0.12 97
IV.MF5.EHZ. 2024-02-09T11:21:06.21 0.1 positive manual P 31 33.6441 50 0.14 95
IV.FDMO.HHZ. 2024-02-09T11:21:06.08 3.0 undecidable manual P -0.29 0
IV.GUMA.HHZ. 2024-02-09T11:21:06.81 3.0 positive manual P 0.09 0
IV.GIGS.HHZ. 2024-02-09T11:21:06.60 0.1 undecidable manual P 139 40.8258 50 -0.58 84
IT.MTCL.HGZ. 2024-02-09T11:21:06.12 0.1 negative manual P 326 35.4423 50 -0.23 93
IV.CSP1.EHZ. 2024-02-09T11:21:06.84 3.0 undecidable manual P -0.24 0
IV.FEMA.HNZ. 2024-02-09T11:21:05.45 0.3 negative manual P 329 30.2475 50 -0.1 72
IV.MTRA.HNZ. 2024-02-09T11:21:05.09 0.1 undecidable manual S 76 12.7761 130 -0.11 99
IV.TERO.HNZ. 2024-02-09T11:21:05.47 0.1 positive manual P 112 31.6461 50 -0.31 92
IV.SMA1.EHZ. 2024-02-09T11:21:05.57 0.1 undecidable manual S 146 13.2756 129 0.24 96
IV.NRCA.HNZ. 2024-02-09T11:21:05.95 0.1 undecidable manual S 318 15.5733 124 -0.02 100
IV.LNSS.HHZ. 2024-02-09T11:21:04.33 0.1 undecidable manual P 230 21.7671 50 0.09 98
IV.RM33.EHZ. 2024-02-09T11:21:04.70 0.1 undecidable manual P 186 24.5532 50 0.02 99
IV.CAMP.HHZ. 2024-02-09T11:21:04.64 0.1 negative manual P 148 25.3524 50 -0.17 96
IV.NRCA.HNZ. 2024-02-09T11:21:03.30 0.1 positive manual P 318 15.5733 124 0.1 99
IV.MMO1.EHZ. 2024-02-09T11:21:03.72 1.0 positive manual P 20 19.9689 118 -0.24 24
IV.SMA1.EHZ. 2024-02-09T11:21:03.09 0.1 negative manual P 146 13.2756 129 0.26 96
IV.MTRA.HNZ. 2024-02-09T11:21:02.89 0.1 positive manual P 76 12.7761 130 0.14 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHN. ML:2.9 0.008060000000000001 0.14 AML other m 2024-02-09T11:21:05.25
IV.MTRA.HNN. ML:2.9 0.00807 0.16 AML other m 2024-02-09T11:21:05.24
IV.SMA1.EHN. ML:2.5 0.0030499999999999998 0.32 AML other m 2024-02-09T11:21:05.69
IV.MTRA.HNE. ML:2.8 0.00664 0.46 AML other m 2024-02-09T11:21:05.94
IV.MTRA.EHE. ML:2.8 0.006675 0.46 AML other m 2024-02-09T11:21:05.94
IV.SMA1.EHE. ML:2.3 0.002115 1.62 AML other m 2024-02-09T11:21:06.92
IV.NRCA.HNN. ML:3.0 0.008539999999999999 0.08 AML other m 2024-02-09T11:21:06.08
IV.NRCA.HHE. ML:3.1 0.012100000000000001 0.18 AML other m 2024-02-09T11:21:06.03
IV.NRCA.HNE. ML:3.1 0.01104 0.18 AML other m 2024-02-09T11:21:06.04
IV.NRCA.HHN. ML:3.0 0.00926 0.98 AML other m 2024-02-09T11:21:06.08
IV.LNSS.HNE. ML:2.8 0.00442 0.26 AML other m 2024-02-09T11:21:08.13
IV.LNSS.HHE. ML:2.8 0.0045899999999999995 0.24 AML other m 2024-02-09T11:21:08.14
IV.LNSS.HNN. ML:2.8 0.003985 0.18 AML other m 2024-02-09T11:21:08.42
IV.LNSS.HHN. ML:2.8 0.004435000000000001 0.64 AML other m 2024-02-09T11:21:08.42
IV.MMO1.EHN. ML:2.1 0.0009425 0.4 AML other m 2024-02-09T11:21:08.51
IV.CAMP.HHN. ML:2.4 0.0013700000000000001 0.24 AML other m 2024-02-09T11:21:08.79
IV.CAMP.HHE. ML:2.1 0.0006925 1.48 AML other m 2024-02-09T11:21:08.75
IV.RM33.EHE. ML:2.6 0.002505 0.16 AML other m 2024-02-09T11:21:09.17
IV.RM33.EHN. ML:2.8 0.003335 0.42 AML other m 2024-02-09T11:21:09.89
IV.RM33.HNN. ML:2.8 0.003375 0.4 AML other m 2024-02-09T11:21:09.88
IV.FEMA.HNN. ML:2.8 0.00318 0.12 AML other m 2024-02-09T11:21:10.16
IV.TERO.HNE. ML:2.2 0.0006785 1.1 AML other m 2024-02-09T11:21:10.11
IV.TERO.HHE. ML:2.5 0.0013369999999999999 0.58 AML other m 2024-02-09T11:21:10.12
IV.FEMA.HNE. ML:2.8 0.002935 0.1 AML other m 2024-02-09T11:21:10.12
IV.RM33.HNE. ML:2.6 0.00254 0.56 AML other m 2024-02-09T11:21:10.27
IV.TERO.HHN. ML:2.4 0.001083 0.08 AML other m 2024-02-09T11:21:10.38
IV.TERO.HNN. ML:2.4 0.001153 0.1 AML other m 2024-02-09T11:21:10.39
IV.MMO1.EHE. ML:2.1 0.0009094999999999999 1.1 AML other m 2024-02-09T11:21:10.06
IT.MTCL.HGE. ML:4.7 0.18 0.96 AML other m 2024-02-09T11:21:11.44
IT.MTCL.HGN. ML:4.5 0.114 0.4 AML other m 2024-02-09T11:21:11.48
IV.FDMO.HHN. ML:2.4 0.0009139999999999999 0.24 AML other m 2024-02-09T11:21:11.77
IV.FDMO.HHE. ML:2.3 0.0008255000000000001 1.16 AML other m 2024-02-09T11:21:12.13
IV.MF5.EHE. ML:2.2 0.000751 0.5 AML other m 2024-02-09T11:21:12.52
IV.MF5.EHN. ML:2.2 0.0006544999999999999 0.38 AML other m 2024-02-09T11:21:12.53
IV.GIGS.HHE. ML:1.9 0.000268 0.08 AML other m 2024-02-09T11:21:12.84
IV.GUMA.HNE. ML:3.1 0.004745 1.68 AML other m 2024-02-09T11:21:12.96
IV.GUMA.HHN. ML:3.0 0.003945000000000001 1.72 AML other m 2024-02-09T11:21:12.96
IV.GUMA.HHE. ML:3.0 0.0036900000000000006 1.6 AML other m 2024-02-09T11:21:12.96
IV.GIGS.HHN. ML:1.9 0.00027550000000000003 1.54 AML other m 2024-02-09T11:21:13.82
IV.CESI.HHE. ML:2.4 0.0008235 0.78 AML other m 2024-02-09T11:21:13.51
IV.CESI.HHN. ML:2.7 0.00156 0.4 AML other m 2024-02-09T11:21:13.31
IV.CESI.HNN. ML:2.7 0.0015400000000000001 0.42 AML other m 2024-02-09T11:21:13.31
IV.GUMA.HNN. ML:2.9 0.00307 0.78 AML other m 2024-02-09T11:21:13.64
IV.CSP1.EHE. ML:2.8 0.00202 0.2 AML other m 2024-02-09T11:21:13.94
IV.CESI.HNE. ML:2.3 0.0006540000000000001 1.48 AML other m 2024-02-09T11:21:14.17
IV.ARRO.EHE. ML:2.0 0.00028700000000000004 0.14 AML other m 2024-02-09T11:21:14.36
IV.ARRO.EHN. ML:2.1 0.0003945 0.26 AML other m 2024-02-09T11:21:14.48
IV.MML1.EHN. ML:2.3 0.0006425000000000001 0.24 AML other m 2024-02-09T11:21:15.52
IV.MML1.HNN. ML:2.3 0.0006414999999999999 0.24 AML other m 2024-02-09T11:21:15.52
IV.OFFI.HHN. ML:2.8 0.0019399999999999999 0.7 AML other m 2024-02-09T11:21:15.96
IV.MML1.EHE. ML:2.4 0.0006590000000000001 0.34 AML other m 2024-02-09T11:21:15.72
IV.MML1.HNE. ML:2.3 0.000625 0.34 AML other m 2024-02-09T11:21:15.72
IV.CSP1.EHN. ML:2.7 0.0015899999999999998 1.8 AML other m 2024-02-09T11:21:16.96
IV.FIAM.HHN. ML:2.3 0.00046750000000000003 0.26 AML other m 2024-02-09T11:21:16.54
IV.FIAM.HNE. ML:2.3 0.0004545 0.22 AML other m 2024-02-09T11:21:16.62
IV.FIAM.HHE. ML:2.3 0.000443 0.22 AML other m 2024-02-09T11:21:16.62
IV.FIAM.HNN. ML:2.3 0.0005355 0.94 AML other m 2024-02-09T11:21:17.55
IV.MNTT.EHN. ML:2.6 0.001295 0.34 AML other m 2024-02-09T11:21:17.11
IV.CESX.HHN. ML:2.0 0.0002465 0.64 AML other m 2024-02-09T11:21:17.45
IV.OFFI.HHE. ML:2.6 0.0014249999999999998 1.48 AML other m 2024-02-09T11:21:17.92
IV.MOMA.HNE. ML:2.5 0.0007455000000000001 0.18 AML other m 2024-02-09T11:21:17.95
IV.MOMA.HHE. ML:2.6 0.0008640000000000001 0.2 AML other m 2024-02-09T11:21:17.95
IV.CESX.HHE. ML:1.9 0.00019350000000000001 1.14 AML other m 2024-02-09T11:21:18.22
IV.MOMA.HHN. ML:2.2 0.000404 0.18 AML other m 2024-02-09T11:21:18.33
IV.MOMA.HNN. ML:2.2 0.00040300000000000004 1.38 AML other m 2024-02-09T11:21:19.80
IV.MNTT.EHE. ML:2.5 0.000958 0.24 AML other m 2024-02-09T11:21:19.13
IV.ASSB.HHE. ML:2.2 0.0003235 0.26 AML other m 2024-02-09T11:21:19.24
IV.ASSB.HHN. ML:2.1 0.000273 0.58 AML other m 2024-02-09T11:21:19.92
IV.SNTG.HHN. ML:2.1 0.000258 0.56 AML other m 2024-02-09T11:21:20.09
IV.SNTG.HHE. ML:2.0 0.000213 0.52 AML other m 2024-02-09T11:21:20.48
IV.VCEL.EHN. ML:2.5 0.0006490000000000001 0.24 AML other m 2024-02-09T11:21:20.85
IV.FAGN.HHE. ML:2.4 0.0005809999999999999 1.12 AML other m 2024-02-09T11:21:21.04
IV.FAGN.HHN. ML:2.5 0.0006625 1.34 AML other m 2024-02-09T11:21:21.80
IV.VCEL.EHE. ML:2.3 0.00042800000000000005 0.42 AML other m 2024-02-09T11:21:22.36
IV.CING.HHN. ML:2.2 0.00028649999999999997 0.26 AML other m 2024-02-09T11:21:22.65
IV.T0110.HHE. ML:2.4 0.0004215 0.4 AML other m 2024-02-09T11:21:22.98
IV.CING.HHE. ML:2.4 0.00036050000000000003 0.34 AML other m 2024-02-09T11:21:22.98
IV.ATCC.EHE. ML:2.2 0.000256 0.72 AML other m 2024-02-09T11:21:23.71
IV.FOSV.EHN. ML:2.1 0.000183 0.92 AML other m 2024-02-09T11:21:23.98
IV.FOSV.EHE. ML:2.0 0.000169 0.6 AML other m 2024-02-09T11:21:24.30
IV.ATCC.EHN. ML:2.2 0.000258 0.7 AML other m 2024-02-09T11:21:24.31
IV.T0110.HHN. ML:2.3 0.0003205 0.36 AML other m 2024-02-09T11:21:26.29
IV.SSFR.HNE. ML:2.6 0.0005204999999999999 1.76 AML other m 2024-02-09T11:21:27.04
IV.ARVD.HHE. ML:2.0 0.000118 0.8 AML other m 2024-02-09T11:21:27.99
IV.MURB.HHN. ML:2.5 0.00040249999999999997 0.34 AML other m 2024-02-09T11:21:29.17
IV.SSFR.HNN. ML:2.6 0.0005250000000000001 0.76 AML other m 2024-02-09T11:21:29.32
IV.ARVD.HHN. ML:1.9 0.00009495 0.62 AML other m 2024-02-09T11:21:29.42
IV.MURB.HHE. ML:2.5 0.0003785 0.28 AML other m 2024-02-09T11:21:31.07
IV.CERT.HHE. ML:2.0 0.0001285 0.48 AML other m 2024-02-09T11:21:31.16
IV.PIEI.HHN. ML:2.0 0.0000813 0.3 AML other m 2024-02-09T11:21:33.36
IV.ATVO.HHN. ML:1.9 0.0000764 0.94 AML other m 2024-02-09T11:21:33.41
IV.ATVO.HHE. ML:1.9 0.0000746 0.28 AML other m 2024-02-09T11:21:33.89
IV.CERT.HHN. ML:1.8 0.00007400000000000001 1.38 AML other m 2024-02-09T11:21:34.89
IV.PIEI.HHE. ML:2.0 0.0000993 0.62 AML other m 2024-02-09T11:21:34.38
IV.ATPI.EHN. ML:1.9 0.00007455000000000001 1.5 AML other m 2024-02-09T11:21:34.91
IV.INTR.HHE. ML:2.0 0.0000997 0.42 AML other m 2024-02-09T11:21:35.39
IV.NARO.HHN. ML:1.8 0.00005665 0.82 AML other m 2024-02-09T11:21:36.48
IV.NARO.HHE. ML:1.9 0.00007205 1.46 AML other m 2024-02-09T11:21:36.23
IV.INTR.HHN. ML:2.2 0.000153 0.46 AML other m 2024-02-09T11:21:37.08
IV.ATPI.EHE. ML:1.9 0.0000701 1.18 AML other m 2024-02-09T11:21:39.06
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
Waveforms Seismic signals in miniseed + resp format Download