Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 06-06-2020 and time 02:22:06 (UTC) in region 6 km NW Arquata del Tronto (AP)

A magnitude ML 1.0 earthquake occured in region: 6 km NW Arquata del Tronto (AP), on

  • 06-06-2020 02:22:06 (UTC)
  • 06-06-2020 04:22:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8140, 13.2420 at 16 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 6 1178 1178
Montegallo AP 8 523 1701
Castelsantangelo sul Nera MC 12 281 1982
Montemonaco AP 12 604 2586
Norcia PG 12 4957 7543
Accumoli RI 13 667 8210
Acquasanta Terme AP 15 2916 11126
Montefortino FM 17 1178 12304
Ussita MC 17 444 12748
Preci PG 18 724 13472
Visso MC 18 1107 14579
Roccafluvione AP 20 2010 16589

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km W of Teramo (54892 inhabitants)
47 Km E of Foligno (57155 inhabitants)
53 Km N of L'Aquila (69753 inhabitants)
56 Km NE of Terni (111501 inhabitants)
77 Km E of Perugia (166134 inhabitants)
81 Km W of Montesilvano (53738 inhabitants)
89 Km W of Pescara (121014 inhabitants)
92 Km NW of Chieti (51815 inhabitants)
92 Km S of Ancona (100861 inhabitants)
100 Km NE of Guidonia Montecelio (88673 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 2020-06-06
02:22:06		 42.814 13.2422 16 2020-06-06
02:28:12		 Sala Sismica INGV-Roma 79941201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-06 02:22:06 ± 0.26
Latitude 42.8140 ± 0.0117
Longitude 13.2422 ± 0.0159
Depth (km) 16 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 79941201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1164
Semi-minor axis of confidence ellipse (meter) 1134
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 306
Circular confidence region, given by single value of horizontal uncertainty (meter) 1160.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 246
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.27879
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 5
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 79941201
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-06 02:28:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FERC.HNZ. 2020-06-06T02:23:34.84 3.0 undecidable manual Sn -5.56 0
IV.HAGA.HHZ. 2020-06-06T02:23:06.97 3.0 undecidable manual Pn 1.32 0
XK.GIZZ.HHZ. 2020-06-06T02:22:58.58 3.0 positive manual Pg 11.71 0
IV.APEC.HHZ. 2020-06-06T02:22:46.91 3.0 undecidable manual Sg 0.5 0
GU.GSCL.HHZ. 2020-06-06T02:22:43.78 3.0 undecidable manual Pn 0.36 0
IV.IFOR.HHZ. 2020-06-06T02:22:34.67 3.0 undecidable manual Sn -2.89 0
IV.CSP1.EHZ. 2020-06-06T02:22:17.78 0.6 undecidable manual S 354 30.9468 104 0.17 48
IV.FDMO.HHZ. 2020-06-06T02:22:16.69 0.6 undecidable manual S 333 27.75 106 -0.08 50
IV.TERO.HHZ. 2020-06-06T02:22:13.88 3.0 undecidable manual Sn 0.88 0
IV.LAV9.HNZ. 2020-06-06T02:22:13.20 3.0 positive manual P 0.12 0
IV.MC2.EHZ. 2020-06-06T02:22:13.14 0.6 undecidable manual S 338 11.6772 135 0.11 50
IV.NRCA.HHZ. 2020-06-06T02:22:12.53 0.6 undecidable manual S 282 10.5783 139 -0.31 48
IV.CSP1.EHZ. 2020-06-06T02:22:12.76 0.1 undecidable manual P 354 30.9468 104 -0.25 95
IV.FDMO.HHZ. 2020-06-06T02:22:12.70 1.0 undecidable manual P 333 27.75 106 0.17 24
IV.MMO1.EHZ. 2020-06-06T02:22:12.93 0.6 undecidable manual S 36 11.6772 135 -0.11 50
IV.MMO1.EHZ. 2020-06-06T02:22:10.61 1.0 undecidable manual P 36 11.6772 135 0.23 25
IV.PTRJ.HHZ. 2020-06-06T02:22:10.04 3.0 undecidable manual Pn 0.29 0
IV.MC2.EHZ. 2020-06-06T02:22:10.66 1.0 positive manual P 338 11.6772 135 0.29 24
IV.NRCA.HHZ. 2020-06-06T02:22:10.43 0.1 positive manual P 282 10.5783 139 0.17 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.0 0.00008679999999999998 0.36 AML other m 2020-06-06T02:22:12.61
IV.NRCA.HHN. ML:1.0 0.00009365000000000001 0.14 AML other m 2020-06-06T02:22:13.20
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