Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 01-06-2020 and time 14:06:48 (Italy) in region 7 km NW Arquata del Tronto (AP)

A magnitude ML 1.1 earthquake occured in region: 7 km NW Arquata del Tronto (AP), on

  • 01-06-2020 12:06:48 (UTC)
  • 01-06-2020 14:06:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8160, 13.2350 at 12 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 7 1178 1178
Montegallo AP 9 523 1701
Castelsantangelo sul Nera MC 11 281 1982
Norcia PG 12 4957 6939
Montemonaco AP 12 604 7543
Accumoli RI 13 667 8210
Acquasanta Terme AP 15 2916 11126
Ussita MC 16 444 11570
Montefortino FM 17 1178 12748
Visso MC 18 1107 13855
Preci PG 18 724 14579
Bolognola MC 20 142 14721

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km W of Teramo (54892 inhabitants)
46 Km E of Foligno (57155 inhabitants)
53 Km N of L'Aquila (69753 inhabitants)
56 Km NE of Terni (111501 inhabitants)
76 Km E of Perugia (166134 inhabitants)
82 Km W of Montesilvano (53738 inhabitants)
89 Km W of Pescara (121014 inhabitants)
92 Km S of Ancona (100861 inhabitants)
92 Km NW of Chieti (51815 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 1.1 2020-06-01
12:06:48		 42.8157 13.2352 12 2020-06-01
12:20:45		 Sala Sismica INGV-Roma 79782901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-01 12:06:48 ± 0.07
Latitude 42.8157 ± 0.0045
Longitude 13.2352 ± 0.0061
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 79782901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 540
Semi-minor axis of confidence ellipse (meter) 31
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 242
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33275
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations 18
Type of magnitude ML
Reference to an origin 79782901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-01 12:20:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.APEC.HHZ. 2020-06-01T12:07:21.48 3.0 undecidable manual S -1.19 0
IV.PIEI.HHZ. 2020-06-01T12:07:08.01 3.0 undecidable manual P 1.22 0
IV.MURB.HHZ. 2020-06-01T12:07:04.88 3.0 positive manual P 1.7 0
IV.ARVD.HHZ. 2020-06-01T12:07:02.97 3.0 negative manual P -0.67 0
IV.TERO.HHZ. 2020-06-01T12:07:01.28 0.6 undecidable manual S 125 36.9297 93 0.01 48
IV.RM33.EHZ. 2020-06-01T12:07:00.80 0.6 undecidable manual S 183 34.0437 94 0.28 46
IV.GUMA.HHZ. 2020-06-01T12:06:59.62 0.6 undecidable manual S 16 28.5492 95 0.56 43
IV.LNSS.HHZ. 2020-06-01T12:06:59.35 0.6 undecidable manual S 214 28.4493 95 0.33 46
IV.FDMO.HHZ. 2020-06-01T12:06:58.31 0.6 undecidable manual S 334 27.2505 95 -0.4 45
IV.FEMA.HNZ. 2020-06-01T12:06:57.16 0.6 undecidable manual S 317 22.1556 98 -0.19 47
IV.RM33.EHZ. 2020-06-01T12:06:55.48 0.6 undecidable manual P 183 34.0437 94 -0.15 47
IV.MTRA.EHZ. 2020-06-01T12:06:55.38 0.6 undecidable manual S 116 14.6742 111 -0.03 50
IV.TERO.HHZ. 2020-06-01T12:06:55.88 0.1 undecidable manual P 125 36.9297 93 -0.19 93
IV.NRCA.HHZ. 2020-06-01T12:06:54.18 0.6 undecidable manual S 281 9.9789 128 -0.16 49
IV.FEMA.HNZ. 2020-06-01T12:06:54.66 0.1 undecidable manual P 317 22.1556 98 0.86 77
IV.CSP1.EHZ. 2020-06-01T12:06:54.68 0.1 undecidable manual P 355 30.747 94 -0.44 89
IV.MMO1.EHZ. 2020-06-01T12:06:54.71 0.6 undecidable manual S 39 11.877 121 -0.04 50
IV.FDMO.HHZ. 2020-06-01T12:06:54.30 1.0 positive manual P 334 27.2505 95 -0.29 23
IV.MC2.EHZ. 2020-06-01T12:06:54.74 0.6 undecidable manual S 341 11.2776 123 0.14 49
IT.MTCL.HGZ. 2020-06-01T12:06:54.56 0.1 undecidable manual P 316 27.5502 95 -0.07 97
IV.GUMA.HHZ. 2020-06-01T12:06:54.97 0.1 undecidable manual P 16 28.5492 95 0.18 94
IV.LNSS.HHZ. 2020-06-01T12:06:54.53 0.1 undecidable manual P 214 28.4493 95 -0.24 93
IV.SMA1.EHZ. 2020-06-01T12:06:53.68 0.1 undecidable manual P 158 22.0668 98 -0.12 97
IV.T1299.HNZ. 2020-06-01T12:06:53.63 0.1 undecidable manual P 169 20.4684 100 0.08 98
IV.MTRA.EHZ. 2020-06-01T12:06:52.66 0.1 undecidable manual P 116 14.6742 111 -0.02 100
IV.NRCA.HHZ. 2020-06-01T12:06:52.03 0.6 undecidable manual P 281 9.9789 128 -0.03 50
IV.MMO1.EHZ. 2020-06-01T12:06:52.29 0.6 undecidable manual P 39 11.877 121 -0.01 50
IV.MC2.EHZ. 2020-06-01T12:06:52.31 0.3 negative manual P 341 11.2776 123 0.09 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.8 0.0006683119500000001 0.0832 AML other m 2020-06-01T12:06:54.25
IV.NRCA.HHN. ML:1.7 0.0005599636 0.0768 AML other m 2020-06-01T12:06:54.25
IV.NRCA.HNE. ML:1.7 0.0006128906499999999 0.0704 AML other m 2020-06-01T12:06:54.25
IV.NRCA.HNN. ML:1.7 0.00052263655 0.1216 AML other m 2020-06-01T12:06:54.58
IV.MTRA.EHE. ML:0.9 0.00006664713 0.1024 AML other m 2020-06-01T12:06:56.04
IV.MTRA.EHN. ML:0.6 0.00003782021 0.2432 AML other m 2020-06-01T12:06:55.82
IV.FDMO.HHE. ML:0.5 0.000017272404999999998 0.1984 AML other m 2020-06-01T12:07:00.06
IV.FDMO.HHN. ML:0.6 0.000021686290000000002 0.1408 AML other m 2020-06-01T12:06:58.63
IV.RM33.EHE. ML:0.8 0.000024730075 0.1152 AML other m 2020-06-01T12:07:01.63
IV.RM33.EHN. ML:0.7 0.00001859181 0.1984 AML other m 2020-06-01T12:07:01.61
IV.RM33.HNN. ML:1.4 0.00010202870999999999 0.9088 AML other m 2020-06-01T12:07:04.44
IV.TERO.HHE. ML:0.6 0.000016987365499999998 0.1216 AML other m 2020-06-01T12:07:02.43
IV.TERO.HHN. ML:0.7 0.000019213915 0.1024 AML other m 2020-06-01T12:07:02.28
IV.TERO.HNE. ML:1.4 0.00010135754 1.7472 AML other m 2020-06-01T12:07:02.33
IV.MTRA.HNE. ML:1.1 0.000115817405 1.5296 AML other m 2020-06-01T12:06:55.99
IV.MTRA.HNN. ML:1.0 0.000087118545 1.9072 AML other m 2020-06-01T12:06:56.39
IV.RM33.HNE. ML:1.4 0.00008984777 1.0304 AML other m 2020-06-01T12:07:01.76
IV.TERO.HNN. ML:1.4 0.00009575764 1.088 AML other m 2020-06-01T12:07:01.96
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