Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.6 on date 02-10-2022 and time 12:12:27 (UTC) in region 3 km S Accumoli (RI)

A magnitude ML 0.6 earthquake occured in region: 3 km S Accumoli (RI), on

  • 02-10-2022 12:12:27 (UTC)
  • 02-10-2022 14:12:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6720, 13.2520 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 3 667 667
Amatrice RI 6 2657 3324
Cittareale RI 10 482 3806
Arquata del Tronto AP 12 1178 4984
Campotosto AQ 16 542 5526
Montereale AQ 16 2581 8107
Acquasanta Terme AP 17 2916 11023
Capitignano AQ 17 665 11688
Norcia PG 19 4957 16645

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km W of Teramo (54892 inhabitants)
38 Km NW of L'Aquila (69753 inhabitants)
51 Km E of Terni (111501 inhabitants)
55 Km SE of Foligno (57155 inhabitants)
76 Km W of Montesilvano (53738 inhabitants)
82 Km W of Pescara (121014 inhabitants)
83 Km W of Chieti (51815 inhabitants)
85 Km SE of Perugia (166134 inhabitants)
86 Km NE of Guidonia Montecelio (88673 inhabitants)
87 Km NE of Tivoli (56533 inhabitants)
98 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 0.6 2022-10-02
12:12:27		 42.6722 13.2517 11 2022-10-02
12:30:02		 Sala Sismica INGV-Roma 110416111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-10-02 12:12:27 ± 0.08
Latitude 42.6722 ± 0.0045
Longitude 13.2517 ± 0.0073
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 110416111

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 524
Semi-minor axis of confidence ellipse (meter) 479
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 104
Circular confidence region, given by single value of horizontal uncertainty (meter) 520.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.07464
Epicentral distance of station farthest from the epicenter (degree) 0.26350
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 110416111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-10-02 12:30:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2022-10-02T12:12:37.20 0.6 undecidable manual S 101 29.2485 50 -0.16 48
7F.SIB1.EHZ. 2022-10-02T12:12:36.37 0.3 undecidable manual S 3 24.753 50 0.22 72
IV.CAMP.HHZ. 2022-10-02T12:12:35.38 0.6 undecidable manual S 140 19.869 50 0.53 45
IV.RM33.EHZ. 2022-10-02T12:12:34.29 0.6 undecidable manual S 190 18.3705 120 -0.12 49
IV.LNSS.HHZ. 2022-10-02T12:12:34.60 0.6 undecidable manual S 246 18.87 120 0.04 50
IV.NRCA.HHZ. 2022-10-02T12:12:34.76 0.6 undecidable manual S 328 21.1677 50 -0.43 46
IV.MC2.EHZ. 2022-10-02T12:12:33.10 0.1 undecidable manual P 349 27.0507 50 0.45 91
IV.MTRA.HNZ. 2022-10-02T12:12:33.24 0.6 undecidable manual S 51 15.0738 126 -0.22 49
IV.TERO.HHZ. 2022-10-02T12:12:32.36 0.6 undecidable manual P 101 29.2485 50 -0.63 42
7F.SIB1.EHZ. 2022-10-02T12:12:32.29 0.3 undecidable manual P 3 24.753 50 0 75
IV.LNSS.HHZ. 2022-10-02T12:12:31.31 0.3 negative manual P 246 18.87 120 -0.07 75
IV.SMA1.EHZ. 2022-10-02T12:12:31.96 0.3 undecidable manual S 124 8.2806 143 0.23 74
IV.NRCA.HHZ. 2022-10-02T12:12:31.65 0.3 positive manual P 328 21.1677 50 -0.09 74
IV.RM33.EHZ. 2022-10-02T12:12:31.25 0.6 undecidable manual P 190 18.3705 120 -0.04 50
IV.CAMP.HHZ. 2022-10-02T12:12:31.38 0.1 undecidable manual P 140 19.869 50 -0.16 98
IV.SMA1.EHZ. 2022-10-02T12:12:30.13 1.0 undecidable manual P 124 8.2806 143 0.39 24
IV.MTRA.HNZ. 2022-10-02T12:12:30.65 0.1 undecidable manual P 51 15.0738 126 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:1.0 0.0001455 0.12 AML other m 2022-10-02T12:12:32.48
IV.SMA1.EHN. ML:0.9 0.00010300000000000001 0.1 AML other m 2022-10-02T12:12:32.54
IV.RM33.EHE. ML:0.4 0.000022329374999999998 0.1408 AML other m 2022-10-02T12:12:34.88
IV.RM33.EHN. ML:0.4 0.000017578028499999998 0.16 AML other m 2022-10-02T12:12:34.48
IV.LNSS.HHE. ML:0.4 0.000019932495000000002 0.2048 AML other m 2022-10-02T12:12:35.60
IV.LNSS.HHN. ML:0.3 0.0000172177665 0.1408 AML other m 2022-10-02T12:12:35.18
IV.NRCA.HHE. ML:0.6 0.00003232219 0.1792 AML other m 2022-10-02T12:12:35.17
IV.NRCA.HHN. ML:0.6 0.000022808045 0.1024 AML other m 2022-10-02T12:12:34.88
IV.TERO.HHN. ML:0.6 0.000019821606499999998 0.0576 AML other m 2022-10-02T12:12:37.21
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