Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.7 on date 02-06-2020 and time 18:00:31 (UTC) in region 4 km SW Arquata del Tronto (AP)

A magnitude ML 0.7 earthquake occured in region: 4 km SW Arquata del Tronto (AP), on

  • 02-06-2020 18:00:31 (UTC)
  • 02-06-2020 20:00:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7420, 13.2670 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
Arquata del Tronto AP 4 1178 1178
Accumoli RI 5 667 1845
Acquasanta Terme AP 12 2916 4761
Amatrice RI 13 2657 7418
Montegallo AP 13 523 7941
Norcia PG 15 4957 12898
Cittareale RI 16 482 13380
Montemonaco AP 18 604 13984
Valle Castellana TE 19 977 14961
Castelsantangelo sul Nera MC 19 281 15242

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km W of Teramo (54892 inhabitants)
45 Km N of L'Aquila (69753 inhabitants)
52 Km E of Foligno (57155 inhabitants)
55 Km E of Terni (111501 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
82 Km SE of Perugia (166134 inhabitants)
83 Km W of Pescara (121014 inhabitants)
86 Km NW of Chieti (51815 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
95 Km NE of Tivoli (56533 inhabitants)
100 Km S of Ancona (100861 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 0.7 2020-06-02
18:00:31		 42.742 13.2672 11 2020-06-02
20:15:43		 Sala Sismica INGV-Roma 79835751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-02 18:00:31 ± 0.04
Latitude 42.7420 ± 0.0027
Longitude 13.2672 ± 0.0037
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 79835751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 302
Semi-minor axis of confidence ellipse (meter) 233
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 57
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 79
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.27429
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 79835751
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-02 20:15:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2020-06-02T18:00:41.49 0.6 undecidable manual S 116 30.4473 50 -0.4 45
IV.LNSS.HHZ. 2020-06-02T18:00:40.15 0.6 undecidable manual S 230 24.0537 50 -0.04 49
IV.RM33.EHZ. 2020-06-02T18:00:40.69 0.6 undecidable manual S 189 26.1516 50 -0.06 49
IV.MC2.EHZ. 2020-06-02T18:00:39.25 1.0 undecidable manual S 341 19.869 50 0.2 24
IV.MMO1.EHZ. 2020-06-02T18:00:38.45 0.6 undecidable manual S 16 18.0708 121 -0.14 49
IV.SMA1.EHZ. 2020-06-02T18:00:37.14 0.6 undecidable manual S 156 13.5753 129 -0.15 49
IV.TERO.HHZ. 2020-06-02T18:00:37.56 0.3 undecidable manual P 116 30.4473 50 0.16 71
IV.NRCA.HHZ. 2020-06-02T18:00:37.79 0.6 undecidable manual S 309 16.0728 124 -0.2 48
IV.MTRA.EHZ. 2020-06-02T18:00:36.53 0.6 undecidable manual S 81 10.6782 136 -0.01 51
IV.RM33.EHZ. 2020-06-02T18:00:36.80 0.1 undecidable manual P 189 26.1516 50 0.06 98
IV.LNSS.HHZ. 2020-06-02T18:00:36.36 0.1 undecidable manual P 230 24.0537 50 -0.05 98
IV.MMO1.EHZ. 2020-06-02T18:00:35.45 0.1 undecidable manual P 16 18.0708 121 -0.04 99
IV.MC2.EHZ. 2020-06-02T18:00:35.80 0.1 undecidable manual P 341 19.869 50 0.05 99
IV.NRCA.HHZ. 2020-06-02T18:00:35.17 0.1 positive manual P 309 16.0728 124 0.03 100
IV.MTRA.EHZ. 2020-06-02T18:00:34.42 0.1 undecidable manual P 81 10.6782 136 0.12 99
IV.SMA1.EHZ. 2020-06-02T18:00:34.86 0.1 undecidable manual P 156 13.5753 129 0.12 99
IV.T1299.EHZ. 2020-06-02T18:00:28.83 3.0 undecidable manual P 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHN. ML:0.7 0.000055100000000000004 0.42 AML other m 2020-06-02T18:00:36.59
IV.MTRA.EHE. ML:0.6 0.000048100000000000004 0.54 AML other m 2020-06-02T18:00:36.43
IV.SMA1.EHE. ML:0.6 0.00003535 0.36 AML other m 2020-06-02T18:00:37.43
IV.SMA1.EHN. ML:0.6 0.0000332 0.18 AML other m 2020-06-02T18:00:37.43
IV.NRCA.HHE. ML:1.2 0.00015099999999999998 0.18 AML other m 2020-06-02T18:00:37.99
IV.NRCA.HHN. ML:1.2 0.000135 1.84 AML other m 2020-06-02T18:00:38.97
IV.TERO.HHE. ML:0.3 0.0000095632535 0.064 AML other m 2020-06-02T18:00:42.32
IV.TERO.HHN. ML:0.6 0.000017981770000000002 0.0768 AML other m 2020-06-02T18:00:42.28
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