Earthquake with magnitude of ML 1.4 on date 17-04-2024 and time 02:06:20 (UTC) in region 2 km N Accumoli (RI)

A magnitude ML 1.4 earthquake occured in region: 2 km N Accumoli (RI), on

  • 17-04-2024 02:06:20 (UTC)
  • 17-04-2024 04:06:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7110, 13.2540 at 10 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.

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 2 667 667
Arquata del Tronto AP 8 1178 1845
Amatrice RI 9 2657 4502
Cittareale RI 13 482 4984
Acquasanta Terme AP 14 2916 7900
Norcia PG 16 4957 12857
Montegallo AP 16 523 13380
Campotosto AQ 20 542 13922
Cascia PG 20 3217 17139

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km W of Teramo (54892 inhabitants)
42 Km N of L'Aquila (69753 inhabitants)
52 Km E of Terni (111501 inhabitants)
53 Km SE of Foligno (57155 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
83 Km SE of Perugia (166134 inhabitants)
83 Km W of Pescara (121014 inhabitants)
85 Km W of Chieti (51815 inhabitants)
90 Km NE of Guidonia Montecelio (88673 inhabitants)
91 Km NE of Tivoli (56533 inhabitants)
100 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 1.4 2024-04-17
02:06:20
42.711 13.2542 10 2024-04-17
05:01:11
Sala Sismica INGV-Roma 126819481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-17 02:06:20 ± 0.07
Latitude 42.7110 ± 0.0036
Longitude 13.2542 ± 0.0061
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126819481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 506
Semi-minor axis of confidence ellipse (meter) 372
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 235
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.45236
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 126819481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-17 05:01:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2024-04-17T02:06:37.07 1.0 undecidable manual S 333 50.2164 50 0.23 23
IV.CSP1.EHZ. 2024-04-17T02:06:34.79 0.1 undecidable manual S 355 42.4242 50 0.03 96
IV.FDMO.HHZ. 2024-04-17T02:06:33.68 0.3 undecidable manual S 339 38.5281 50 -0.05 72
IV.MF5.EHZ. 2024-04-17T02:06:33.49 0.1 undecidable manual S 28 34.9428 50 0.72 81
IV.TERO.HHZ. 2024-04-17T02:06:31.00 0.1 undecidable manual S 109 30.1476 50 -0.49 89
IV.MML1.EHZ. 2024-04-17T02:06:30.07 0.1 undecidable manual P 333 50.2164 50 0.08 93
IV.CAMP.HHZ. 2024-04-17T02:06:29.01 0.1 undecidable manual S 147 23.1546 112 -0.32 93
IV.RM33.EHZ. 2024-04-17T02:06:29.20 0.1 undecidable manual S 188 22.6551 113 0.04 99
IV.LNSS.HHZ. 2024-04-17T02:06:28.69 0.1 undecidable manual S 236 21.1677 114 0 100
IV.CSP1.EHZ. 2024-04-17T02:06:28.52 1.0 undecidable manual P 355 42.4242 50 -0.27 23
IV.MMO1.EHZ. 2024-04-17T02:06:28.69 0.1 undecidable manual S 16 21.7671 114 -0.17 96
IV.MF5.EHZ. 2024-04-17T02:06:27.93 0.6 negative manual P 28 34.9428 50 0.29 46
IV.NRCA.HHZ. 2024-04-17T02:06:27.34 0.1 undecidable manual S 320 17.7711 118 -0.28 95
IV.FDMO.HHZ. 2024-04-17T02:06:27.60 0.3 undecidable manual P 339 38.5281 50 -0.6 63
IV.TERO.HHZ. 2024-04-17T02:06:26.75 0.6 undecidable manual P 109 30.1476 50 -0.15 48
IV.GIGS.HHZ. 2024-04-17T02:06:26.83 3.0 undecidable manual P -1.52 0
IV.RM33.EHZ. 2024-04-17T02:06:25.76 0.3 undecidable manual P 188 22.6551 113 0.2 72
IV.MMO1.EHZ. 2024-04-17T02:06:25.38 0.6 positive manual P 16 21.7671 114 -0.01 50
IV.SMA1.EHZ. 2024-04-17T02:06:25.83 0.1 undecidable manual S 143 11.0778 131 0.12 99
IV.LNSS.HHZ. 2024-04-17T02:06:25.51 1.0 positive manual P 236 21.1677 114 0.22 24
IV.CAMP.HHZ. 2024-04-17T02:06:25.72 0.3 positive manual P 147 23.1546 112 0.06 74
IV.NRCA.HHZ. 2024-04-17T02:06:24.73 0.1 positive manual P 320 17.7711 118 0.06 99
IV.SMA1.EHZ. 2024-04-17T02:06:24.00 0.1 negative manual P 143 11.0778 131 0.43 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.1 0.00014125000000000002 1.24 AML other m 2024-04-17T02:06:26.13
IV.SMA1.EHE. ML:1.2 0.0002077 0.24 AML other m 2024-04-17T02:06:26.33
IV.NRCA.HHN. ML:1.4 0.0002255 0.06 AML other m 2024-04-17T02:06:27.61
IV.NRCA.HHE. ML:1.5 0.0002805 0.8 AML other m 2024-04-17T02:06:27.64
IV.LNSS.HHN. ML:1.3 0.00013700000000000002 1.16 AML other m 2024-04-17T02:06:28.26
IV.LNSS.HHE. ML:1.4 0.000178 0.96 AML other m 2024-04-17T02:06:28.88
IV.RM33.EHN. ML:1.5 0.0001945 0.16 AML other m 2024-04-17T02:06:29.61
IV.RM33.EHE. ML:1.4 0.0001735 0.14 AML other m 2024-04-17T02:06:29.84
IV.FDMO.HHE. ML:1.4 0.00007795 0.42 AML other m 2024-04-17T02:06:45.17
IV.FDMO.HHN. ML:1.3 0.00007285 0.42 AML other m 2024-04-17T02:06:45.72
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