Earthquake with magnitude of ML 1.0 on date 18-05-2024 and time 01:53:55 (Italy) in region 2 km SE Accumoli (RI)

A magnitude ML 1.0 earthquake occured in region: 2 km SE Accumoli (RI), on

  • 17-05-2024 23:53:55 (UTC)
  • 18-05-2024 01:53:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6780, 13.2650 at 13 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
Amatrice RI 6 2657 3324
Cittareale RI 11 482 3806
Arquata del Tronto AP 11 1178 4984
Acquasanta Terme AP 16 2916 7900
Campotosto AQ 16 542 8442
Montereale AQ 17 2581 11023
Capitignano AQ 18 665 11688
Norcia PG 19 4957 16645
Montegallo AP 19 523 17168

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km W of Teramo (54892 inhabitants)
38 Km N of L'Aquila (69753 inhabitants)
52 Km E of Terni (111501 inhabitants)
55 Km SE of Foligno (57155 inhabitants)
75 Km W of Montesilvano (53738 inhabitants)
81 Km W of Pescara (121014 inhabitants)
82 Km W of Chieti (51815 inhabitants)
86 Km SE of Perugia (166134 inhabitants)
87 Km NE of Guidonia Montecelio (88673 inhabitants)
88 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 1.0 2024-05-17
23:53:55
42.6783 13.2653 13 2024-05-18
00:00:34
Sala Sismica INGV-Roma 127834361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-05-17 23:53:55 ± 0.05
Latitude 42.6783 ± 0.0018
Longitude 13.2653 ± 0.0037
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 127834361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 328
Semi-minor axis of confidence ellipse (meter) 104
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 253
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.07015
Epicentral distance of station farthest from the epicenter (degree) 0.38131
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 127834361
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-05-18 00:00:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2024-05-17T23:54:09.27 0.3 undecidable manual S 340 42.3243 93 0.26 69
IV.GIGS.HHZ. 2024-05-17T23:54:07.12 0.3 undecidable manual S 135 35.4423 94 -0.07 72
IV.TERO.HHZ. 2024-05-17T23:54:05.14 0.3 undecidable manual S 102 28.3494 96 -0.16 72
IV.MC2.EHZ. 2024-05-17T23:54:05.39 0.3 undecidable manual S 347 26.5512 97 0.55 66
IV.MMO1.EHZ. 2024-05-17T23:54:04.42 0.3 undecidable manual S 12 25.0527 98 0 74
7F.SIB1.HNZ. 2024-05-17T23:54:04.44 0.3 undecidable manual S 1 23.9538 99 0.28 71
IV.LNSS.HHZ. 2024-05-17T23:54:03.09 0.3 undecidable manual S 246 20.1687 103 -0.06 74
7F.SIB2.EHZ. 2024-05-17T23:54:03.90 0.3 undecidable manual S 8 23.754 99 -0.21 71
7F.SIB3.EHZ. 2024-05-17T23:54:03.30 0.3 undecidable manual S 1 21.867 101 -0.29 70
IV.FDMO.HHZ. 2024-05-17T23:54:03.11 0.1 undecidable manual P 340 42.3243 93 -0.09 94
IV.NRCA.HHZ. 2024-05-17T23:54:03.01 0.3 undecidable manual S 324 21.1677 102 -0.4 69
IV.GIGS.HHZ. 2024-05-17T23:54:02.04 0.1 undecidable manual P 135 35.4423 94 -0.11 96
IV.CAMP.HHZ. 2024-05-17T23:54:02.98 0.3 undecidable manual S 143 19.6692 103 -0.05 75
IV.RM33.EHZ. 2024-05-17T23:54:02.86 0.3 undecidable manual S 192 19.2696 104 -0.05 75
IV.TERO.HHZ. 2024-05-17T23:54:01.04 0.1 undecidable manual P 102 28.3494 96 -0.01 99
7F.SIB1.HNZ. 2024-05-17T23:54:00.50 0.1 undecidable manual P 1 23.9538 99 0.1 98
IV.MC2.EHZ. 2024-05-17T23:54:00.84 0.1 undecidable manual P 347 26.5512 97 0.05 98
IV.SMA1.EHZ. 2024-05-17T23:54:00.30 0.3 undecidable manual S 133 7.7811 140 0 76
7F.SIB2.EHZ. 2024-05-17T23:54:00.30 0.1 undecidable manual P 8 23.754 99 -0.07 98
IV.MMO1.EHZ. 2024-05-17T23:54:00.65 0.1 undecidable manual P 12 25.0527 98 0.1 98
7F.SIB3.EHZ. 2024-05-17T23:54:00.00 0.1 undecidable manual P 1 21.867 101 -0.06 98
IV.RM33.EHZ. 2024-05-17T23:53:59.79 0.1 undecidable manual P 192 19.2696 104 0.11 98
ZO.PDN11.EHZ. 2024-05-17T23:53:59.21 0.1 undecidable manual P 315 16.6722 109 -0.08 99
IV.NRCA.HHZ. 2024-05-17T23:53:59.90 0.1 undecidable manual P 324 21.1677 102 -0.07 98
IV.LNSS.HHZ. 2024-05-17T23:53:59.82 0.1 undecidable manual P 246 20.1687 103 0 100
IV.CAMP.HHZ. 2024-05-17T23:53:59.80 0.1 undecidable manual P 143 19.6692 103 0.05 99
IV.SMA1.EHZ. 2024-05-17T23:53:58.49 0.1 undecidable manual P 133 7.7811 140 0.33 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.2 0.0001785 0.16 AML other m 2024-05-17T23:54:00.46
IV.SMA1.EHE. ML:1.1 0.00016350000000000002 1.9 AML other m 2024-05-17T23:54:01.00
IV.RM33.EHN. ML:0.9 0.00005300000000000001 1.74 AML other m 2024-05-17T23:54:03.95
IV.LNSS.HHN. ML:0.7 0.00003545 0.18 AML other m 2024-05-17T23:54:03.16
IV.LNSS.HHE. ML:0.7 0.00003685 0.46 AML other m 2024-05-17T23:54:03.34
IV.NRCA.HHN. ML:1.1 0.00008905 0.08 AML other m 2024-05-17T23:54:03.47
IV.NRCA.HHE. ML:1.3 0.00014150000000000002 0.1 AML other m 2024-05-17T23:54:03.67
IV.RM33.EHE. ML:0.8 0.0000423 0.68 AML other m 2024-05-17T23:54:03.79
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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