Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 05-01-2024 and time 02:56:28 (UTC) in region 8 km NW Accumoli (RI)

A magnitude ML 1.6 earthquake occured in region: 8 km NW Accumoli (RI), on

  • 05-01-2024 02:56:28 (UTC)
  • 05-01-2024 03:56:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7380, 13.1700 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 8 667 667
Norcia PG 9 4957 5624
Arquata del Tronto AP 11 1178 6802
Cascia PG 13 3217 10019
Cittareale RI 13 482 10501
Amatrice RI 15 2657 13158
Castelsantangelo sul Nera MC 18 281 13439
Montegallo AP 18 523 13962
Preci PG 19 724 14686
Poggiodomo PG 19 117 14803
Acquasanta Terme AP 20 2916 17719

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km W of Teramo (54892 inhabitants)
45 Km SE of Foligno (57155 inhabitants)
47 Km NW of L'Aquila (69753 inhabitants)
47 Km E of Terni (111501 inhabitants)
76 Km SE of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
90 Km NE of Guidonia Montecelio (88673 inhabitants)
91 Km W of Pescara (121014 inhabitants)
91 Km NE of Tivoli (56533 inhabitants)
92 Km W of Chieti (51815 inhabitants)
94 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 1.6 2024-01-05
02:56:28		 42.7378 13.1702 11 2024-01-05
03:01:19		 Sala Sismica INGV-Roma 124491671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-05 02:56:28 ± 0.03
Latitude 42.7378 ± 0.0018
Longitude 13.1702 ± 0.0024
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 124491671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 191
Semi-minor axis of confidence ellipse (meter) 87
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 102
Circular confidence region, given by single value of horizontal uncertainty (meter) 190.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.40290
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 124491671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-05 03:01:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CING.HHZ. 2024-01-05T02:56:51.69 3.0 undecidable manual S -0.12 0
IV.VCEL.EHZ. 2024-01-05T02:56:41.05 3.0 negative manual P -0.39 0
IV.MNTT.EHZ. 2024-01-05T02:56:39.09 3.0 negative manual P 0.55 0
IV.CAMP.HHZ. 2024-01-05T02:56:39.25 0.3 undecidable manual S 139 29.748 50 -0.04 74
IV.ASSB.HHZ. 2024-01-05T02:56:38.52 3.0 positive manual P -0.07 0
IV.RM33.EHZ. 2024-01-05T02:56:38.34 0.3 undecidable manual S 172 25.6521 50 0.14 72
IV.FIAM.HHZ. 2024-01-05T02:56:38.32 3.0 positive manual P -0.37 0
IV.OFFI.HHZ. 2024-01-05T02:56:38.53 3.0 negative manual P 0.33 0
IV.MML1.EHZ. 2024-01-05T02:56:37.28 0.3 undecidable manual P 339 44.7219 50 0.11 70
IV.MMO1.EHZ. 2024-01-05T02:56:37.18 0.1 undecidable manual S 35 21.9669 50 -0.05 99
IV.GIGS.HHZ. 2024-01-05T02:56:37.44 3.0 undecidable manual P -0.44 0
IV.GAVE.EHZ. 2024-01-05T02:56:37.39 0.1 undecidable manual S 257 23.0547 50 -0.12 97
7F.SIB1.EHE. 2024-01-05T02:56:36.57 0.3 undecidable manual S 25 19.1697 119 0.13 73
IV.SMA1.EHZ. 2024-01-05T02:56:36.11 0.3 undecidable manual S 131 17.9709 121 0.04 75
IV.CSP1.EHZ. 2024-01-05T02:56:36.32 0.3 positive manual P 4 39.3273 50 -0.03 72
IV.MC2.EHZ. 2024-01-05T02:56:36.64 0.3 undecidable manual S 5 19.2696 119 0.17 73
IV.LNSS.HHZ. 2024-01-05T02:56:36.22 0.3 undecidable manual S 215 18.3705 120 0.04 75
IV.TERO.HNZ. 2024-01-05T02:56:36.82 3.0 negative manual P 0.19 0
IV.MTRA.EHE. 2024-01-05T02:56:36.22 0.3 undecidable manual S 83 18.5703 120 -0.02 74
IV.GUMA.HHZ. 2024-01-05T02:56:36.56 0.3 positive manual P 20 38.4282 50 0.35 67
IV.FDMO.HHZ. 2024-01-05T02:56:35.33 0.3 undecidable manual P 349 33.8439 50 -0.16 71
7F.SIB3.EHE. 2024-01-05T02:56:35.64 0.3 undecidable manual S 28 17.2716 122 -0.22 72
IV.CESI.HHZ. 2024-01-05T02:56:35.89 0.3 positive manual P 324 36.6411 50 -0.04 72
IV.RM33.EHZ. 2024-01-05T02:56:34.16 0.1 undecidable manual P 172 25.6521 50 -0.08 98
IV.CAMP.HHZ. 2024-01-05T02:56:34.70 0.1 undecidable manual P 139 29.748 50 -0.16 95
IV.NRCA.HHZ. 2024-01-05T02:56:34.21 0.3 undecidable manual S 337 11.5773 133 -0.06 74
IV.MMO1.EHZ. 2024-01-05T02:56:33.68 0.1 positive manual P 35 21.9669 50 0.01 99
IV.MTRA.EHE. 2024-01-05T02:56:33.07 0.1 undecidable manual P 83 18.5703 120 -0.03 99
IV.GAVE.EHZ. 2024-01-05T02:56:33.74 0.1 undecidable manual P 257 23.0547 50 -0.09 98
7F.SIB1.EHE. 2024-01-05T02:56:33.23 0.1 undecidable manual P 25 19.1697 119 0.02 100
IV.SMA1.EHZ. 2024-01-05T02:56:33.13 0.6 positive manual P 131 17.9709 121 0.13 49
IV.MC2.EHZ. 2024-01-05T02:56:33.31 0.1 undecidable manual P 5 19.2696 119 0.08 99
IV.LNSS.HHZ. 2024-01-05T02:56:33.17 0.1 negative manual P 215 18.3705 120 0.1 99
IV.NRCA.HHZ. 2024-01-05T02:56:32.12 0.1 negative manual P 337 11.5773 133 0.16 99
7F.SIB3.EHE. 2024-01-05T02:56:32.81 0.1 undecidable manual P 28 17.2716 122 -0.07 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:2.0 0.0007484999999999999 0.28 AML other m 2024-01-05T02:56:36.33
IV.LNSS.HNN. ML:2.0 0.0007059999999999999 0.3 AML other m 2024-01-05T02:56:36.33
IV.LNSS.HHE. ML:2.0 0.0007095000000000001 0.16 AML other m 2024-01-05T02:56:36.37
IV.LNSS.HNE. ML:1.9 0.0006765 0.14 AML other m 2024-01-05T02:56:36.38
IV.MMO1.EHE. ML:1.7 0.0003145 0.14 AML other m 2024-01-05T02:56:37.87
IV.MMO1.EHN. ML:1.7 0.0003605 1.1 AML other m 2024-01-05T02:56:37.91
IV.GAVE.EHE. ML:1.8 0.0003735 0.52 AML other m 2024-01-05T02:56:37.66
IV.RM33.EHN. ML:1.3 0.0001062 0.16 AML other m 2024-01-05T02:56:39.33
IV.GAVE.EHN. ML:1.6 0.0002845 0.68 AML other m 2024-01-05T02:56:39.39
IV.RM33.EHE. ML:1.3 0.000123 0.42 AML other m 2024-01-05T02:56:40.21
IV.SMA1.EHE. ML:1.4 0.000216 0.36 AML other m 2024-01-05T02:56:40.80
IV.FDMO.HHN. ML:1.1 0.0000539 0.24 AML other m 2024-01-05T02:56:41.29
IV.SMA1.EHN. ML:1.4 0.000187 0.56 AML other m 2024-01-05T02:56:41.33
IV.FDMO.HHE. ML:1.2 0.0000637 0.86 AML other m 2024-01-05T02:56:41.77
IV.TERO.HHE. ML:1.4 0.00008774999999999999 1.26 AML other m 2024-01-05T02:56:41.27
IV.CESI.HHN. ML:1.4 0.00008785 0.68 AML other m 2024-01-05T02:56:42.02
IV.CSP1.EHE. ML:1.5 0.00011399999999999999 1.14 AML other m 2024-01-05T02:56:42.68
IV.GUMA.HHN. ML:1.9 0.000303 1.36 AML other m 2024-01-05T02:56:43.99
IV.GUMA.HHE. ML:1.8 0.00022999999999999998 0.46 AML other m 2024-01-05T02:56:43.21
IV.CSP1.EHN. ML:1.7 0.000167 0.46 AML other m 2024-01-05T02:56:43.89
IV.CESI.HHE. ML:1.2 0.00006105 0.78 AML other m 2024-01-05T02:56:43.89
IV.TERO.HHN. ML:1.4 0.00009515 0.32 AML other m 2024-01-05T02:56:44.30
IV.ASSB.HHE. ML:1.4 0.00006695000000000001 1.32 AML other m 2024-01-05T02:56:46.95
IV.MML1.EHE. ML:1.2 0.000043450000000000006 0.82 AML other m 2024-01-05T02:56:46.88
IV.OFFI.HHN. ML:1.8 0.000186 0.52 AML other m 2024-01-05T02:56:47.00
IV.MML1.EHN. ML:1.1 0.0000375 0.94 AML other m 2024-01-05T02:56:47.55
IV.ASSB.HHN. ML:1.3 0.0000497 1.46 AML other m 2024-01-05T02:56:47.25
IV.OFFI.HHE. ML:1.9 0.00022449999999999998 0.42 AML other m 2024-01-05T02:56:48.06
IV.MNTT.EHN. ML:1.8 0.0001825 0.44 AML other m 2024-01-05T02:56:48.23
IV.MNTT.EHE. ML:1.8 0.00014865 0.94 AML other m 2024-01-05T02:56:51.28
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