Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 20-06-2019 and time 10:00:16 (Italy) in region 2 km W Accumoli (RI)

A magnitude ML 1.9 earthquake occured in region: 2 km W Accumoli (RI), on

  • 20-06-2019 08:00:16 (UTC)
  • 20-06-2019 10:00:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6880, 13.2260 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 2 667 667
Amatrice RI 8 2657 3324
Cittareale RI 9 482 3806
Arquata del Tronto AP 11 1178 4984
Norcia PG 16 4957 9941
Acquasanta Terme AP 18 2916 12857
Cascia PG 18 3217 16074
Montereale AQ 18 2581 18655
Campotosto AQ 19 542 19197
Montegallo AP 19 523 19720
Capitignano AQ 20 665 20385

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km W of Teramo (54892 inhabitants)
40 Km NW of L'Aquila (69753 inhabitants)
49 Km E of Terni (111501 inhabitants)
52 Km SE of Foligno (57155 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
83 Km SE of Perugia (166134 inhabitants)
85 Km W of Pescara (121014 inhabitants)
86 Km W of Chieti (51815 inhabitants)
87 Km NE of Guidonia Montecelio (88673 inhabitants)
88 Km NE of Tivoli (56533 inhabitants)
97 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
Bulletin
Rev1000 		ML 1.9 2019-06-20
08:00:16		 42.6885 13.226 10 2019-11-13
14:30:54		 Bollettino Sismico Italiano INGV 70595161
Reviewed
Rev100 		ML 1.8 2019-06-20
08:00:16		 42.6862 13.235 11 2019-06-20
08:10:37		 Sala Sismica INGV-Roma 69728811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-06-20 08:00:16 ± 0.05
Latitude 42.6885 ± 0.0027
Longitude 13.2260 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 70595161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 365
Semi-minor axis of confidence ellipse (meter) 245
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 80
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 50
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.06835
Epicentral distance of station farthest from the epicenter (degree) 0.76083
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 27
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.4
Num. used stations 46
Type of magnitude ML
Reference to an origin 70595161
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-02 09:53:44

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 69728811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-06-20 08:10:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2019-06-20T08:00:38.35 0.3 undecidable manual S 352 71.7726 50 0.27 64
IV.T0110.HHZ. 2019-06-20T08:00:37.46 0.1 undecidable manual S 138 67.9764 50 0.4 84
IV.VCEL.EHZ. 2019-06-20T08:00:35.73 0.6 undecidable manual S 123 59.8956 50 0.83 36
IV.ASSB.HHZ. 2019-06-20T08:00:35.72 0.1 undecidable manual S 311 60.5949 50 0.64 79
IV.MOMA.HHZ. 2019-06-20T08:00:34.31 0.6 undecidable manual S 284 54.9006 50 0.73 38
IV.MNTT.EHZ. 2019-06-20T08:00:32.66 0.3 undecidable manual S 36 51.2154 50 0.09 69
IV.CSP1.EHZ. 2019-06-20T08:00:31.24 0.6 undecidable manual S 358 44.8218 50 0.38 44
IV.FIAM.HHZ. 2019-06-20T08:00:31.27 0.6 undecidable manual S 191 47.5191 50 -0.32 44
IV.CESI.HHZ. 2019-06-20T08:00:30.53 0.6 undecidable manual S 323 43.7229 50 -0.06 47
IV.CERT.HHZ. 2019-06-20T08:00:30.31 0.1 undecidable manual P 194 84.4488 50 -0.46 80
IV.FDMO.HHZ. 2019-06-20T08:00:29.40 0.6 undecidable manual S 344 40.2264 50 -0.25 46
IV.MF5.EHZ. 2019-06-20T08:00:29.64 0.6 undecidable manual S 30 38.2284 50 0.51 43
IV.GIGS.HHZ. 2019-06-20T08:00:28.48 0.3 undecidable manual S 133 38.5281 50 -0.72 60
IV.EL6.EHZ. 2019-06-20T08:00:28.69 0.1 undecidable manual P 352 71.7726 50 -0.14 88
IV.ARRO.EHZ. 2019-06-20T08:00:28.99 0.6 undecidable manual S 252 39.4272 50 -0.46 44
IV.T0110.HHZ. 2019-06-20T08:00:28.45 0.1 undecidable manual P 138 67.9764 50 0.21 87
IV.VCEL.EHZ. 2019-06-20T08:00:27.23 0.1 undecidable manual P 123 59.8956 50 0.24 88
IV.ASSB.HHZ. 2019-06-20T08:00:27.00 0.1 undecidable manual P 311 60.5949 50 -0.1 91
IV.MOMA.HHZ. 2019-06-20T08:00:26.32 0.1 undecidable manual P 284 54.9006 50 0.09 92
IV.GAVE.HNZ. 2019-06-20T08:00:26.11 0.6 undecidable manual S 271 27.0507 50 -0.03 49
IV.MNTT.EHZ. 2019-06-20T08:00:26.20 0.3 undecidable manual P 36 51.2154 50 0.55 62
IV.OFFI.HHZ. 2019-06-20T08:00:25.53 0.1 undecidable manual P 54 46.3203 50 0.63 81
IV.MMO1.EHZ. 2019-06-20T08:00:25.12 0.1 undecidable manual S 19 24.753 112 -0.33 92
IV.MC2.EHZ. 2019-06-20T08:00:25.88 0.6 undecidable manual S 353 24.9528 112 0.4 45
IV.FIAM.HHZ. 2019-06-20T08:00:24.79 0.1 undecidable manual P 191 47.5191 50 -0.29 89
IV.CAMP.HHZ. 2019-06-20T08:00:24.23 0.1 undecidable manual S 139 22.5552 114 -0.51 89
IV.CESI.HHZ. 2019-06-20T08:00:24.31 0.1 undecidable manual P 323 43.7229 50 -0.19 92
IV.CSP1.EHZ. 2019-06-20T08:00:24.37 0.1 undecidable manual P 358 44.8218 50 -0.29 90
IV.RM33.EHZ. 2019-06-20T08:00:24.02 0.3 undecidable manual S 183 19.9689 116 0.11 73
IV.ARRO.EHZ. 2019-06-20T08:00:23.65 0.3 undecidable manual P 252 39.4272 50 -0.19 69
IV.MF5.EHZ. 2019-06-20T08:00:23.80 0.3 undecidable manual P 30 38.2284 50 0.14 70
IV.NRCA.HNZ. 2019-06-20T08:00:23.34 0.1 undecidable manual S 331 18.4704 118 -0.12 97
IV.GIGS.HHZ. 2019-06-20T08:00:23.20 0.3 undecidable manual P 133 38.5281 50 -0.5 65
IT.MTCL.HGZ. 2019-06-20T08:00:23.44 0.1 undecidable manual P 332 38.5281 50 -0.26 91
IV.LNSS.HHZ. 2019-06-20T08:00:23.60 0.3 undecidable manual S 238 17.871 119 0.32 70
IV.FDMO.HHZ. 2019-06-20T08:00:23.60 0.1 undecidable manual P 344 40.2264 50 -0.36 89
IV.FEMA.HNE. 2019-06-20T08:00:22.70 0.1 undecidable manual P 335 33.5442 50 -0.23 93
IV.MTRA.HNZ. 2019-06-20T08:00:22.35 0.1 undecidable manual S 61 15.873 122 -0.31 94
IV.MC2.EHZ. 2019-06-20T08:00:21.44 0.1 positive manual P 353 24.9528 112 -0.12 96
IV.GAVE.HNZ. 2019-06-20T08:00:21.76 0.1 undecidable manual P 271 27.0507 50 -0.17 95
IV.MMO1.EHZ. 2019-06-20T08:00:21.26 0.1 undecidable manual P 19 24.753 112 -0.27 93
IV.SMA1.EHZ. 2019-06-20T08:00:21.29 0.3 undecidable manual S 126 10.9779 132 -0.03 75
IV.LNSS.HHZ. 2019-06-20T08:00:20.49 0.1 undecidable manual P 238 17.871 119 0.21 96
IV.RM33.EHZ. 2019-06-20T08:00:20.72 0.1 undecidable manual P 183 19.9689 116 0.08 98
IV.CAMP.HHZ. 2019-06-20T08:00:20.94 0.1 undecidable manual P 139 22.5552 114 -0.19 95
IV.T1299.HNZ. 2019-06-20T08:00:20.89 0.1 undecidable manual S 143 7.5813 143 0.39 94
IV.NRCA.HNZ. 2019-06-20T08:00:20.44 0.1 positive manual P 331 18.4704 118 0.05 99
IV.T1299.HNZ. 2019-06-20T08:00:19.12 0.1 positive manual P 143 7.5813 143 0.44 93
IV.SMA1.EHZ. 2019-06-20T08:00:19.44 0.1 undecidable manual P 126 10.9779 132 0.29 95
IV.MTRA.HNZ. 2019-06-20T08:00:19.93 0.1 negative manual P 61 15.873 122 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:2.2 0.00175 0.38 AML other m 2019-06-20T08:00:22.22
IV.SMA1.EHN. ML:2.2 0.001895 0.46 AML other m 2019-06-20T08:00:22.12
IV.MTRA.HNE. ML:2.4 0.00206 1.02 AML other m 2019-06-20T08:00:22.45
IV.MTRA.EHE. ML:2.4 0.002065 1.02 AML other m 2019-06-20T08:00:22.46
IV.MTRA.HNN. ML:2.4 0.00226 0.14 AML other m 2019-06-20T08:00:22.44
IV.MTRA.EHN. ML:2.4 0.00232 0.14 AML other m 2019-06-20T08:00:22.45
IV.NRCA.HHN. ML:2.6 0.00287 0.16 AML other m 2019-06-20T08:00:23.61
IV.NRCA.HNN. ML:2.6 0.00312 0.14 AML other m 2019-06-20T08:00:23.61
IV.NRCA.HHE. ML:3.0 0.00781 0.12 AML other m 2019-06-20T08:00:23.62
IV.NRCA.HNE. ML:2.9 0.00707 0.12 AML other m 2019-06-20T08:00:23.62
IV.LNSS.HHN. ML:2.1 0.001125 1.2 AML other m 2019-06-20T08:00:24.85
IV.LNSS.HHE. ML:1.9 0.0006635 0.64 AML other m 2019-06-20T08:00:24.68
IV.RM33.EHE. ML:1.6 0.000301 0.12 AML other m 2019-06-20T08:00:24.44
IV.CAMP.HHE. ML:1.7 0.0003205 0.26 AML other m 2019-06-20T08:00:24.53
IV.RM33.EHN. ML:1.5 0.00022749999999999997 0.88 AML other m 2019-06-20T08:00:24.20
IV.CAMP.HHN. ML:1.6 0.000243 0.88 AML other m 2019-06-20T08:00:25.62
IV.GIGS.HHN. ML:1.4 0.0000814 0.24 AML other m 2019-06-20T08:00:28.64
IV.FAGN.HHN. ML:2.5 0.000731 0.32 AML other m 2019-06-20T08:00:28.60
IV.FAGN.HHE. ML:2.8 0.00132 0.32 AML other m 2019-06-20T08:00:28.82
IV.GIGS.HHE. ML:1.4 0.00007815 0.62 AML other m 2019-06-20T08:00:28.61
IV.ARRO.EHN. ML:1.5 0.000108 0.26 AML other m 2019-06-20T08:00:29.75
IV.FDMO.HHN. ML:1.6 0.000141 0.2 AML other m 2019-06-20T08:00:29.84
IV.MF5.EHN. ML:2.0 0.0003395 0.34 AML other m 2019-06-20T08:00:30.01
IV.MF5.EHE. ML:1.9 0.00026549999999999995 1.64 AML other m 2019-06-20T08:00:30.95
IV.FDMO.HHE. ML:1.5 0.0001175 0.32 AML other m 2019-06-20T08:00:30.40
IV.ARRO.EHE. ML:1.6 0.00014250000000000002 0.22 AML other m 2019-06-20T08:00:31.06
IV.FIAM.HHE. ML:1.1 0.00003395 1.06 AML other m 2019-06-20T08:00:31.70
IV.CESI.HHN. ML:1.8 0.000191 1.38 AML other m 2019-06-20T08:00:31.93
IV.FIAM.HHN. ML:1.2 0.00004505 1.12 AML other m 2019-06-20T08:00:31.93
IV.CESI.HHE. ML:1.6 0.00013350000000000002 0.36 AML other m 2019-06-20T08:00:32.64
IV.CSP1.EHE. ML:1.6 0.00011085 0.36 AML other m 2019-06-20T08:00:33.41
IV.CSP1.EHN. ML:1.5 0.00010369999999999999 0.48 AML other m 2019-06-20T08:00:33.11
IV.OFFI.HHN. ML:2.3 0.000583 0.52 AML other m 2019-06-20T08:00:34.49
IV.MOMA.HHE. ML:1.5 0.00007965 1.26 AML other m 2019-06-20T08:00:35.10
IV.OFFI.HHE. ML:2.1 0.000381 1.24 AML other m 2019-06-20T08:00:35.87
IV.MOMA.HHN. ML:1.5 0.00006975 0.62 AML other m 2019-06-20T08:00:35.00
IV.ASSB.HHE. ML:1.7 0.000107 0.52 AML other m 2019-06-20T08:00:36.73
IV.ASSB.HHN. ML:1.7 0.00010905000000000001 0.58 AML other m 2019-06-20T08:00:37.77
IV.MNTT.EHE. ML:2.1 0.0002925 0.34 AML other m 2019-06-20T08:00:37.68
IV.VCEL.EHE. ML:2.1 0.000244 0.46 AML other m 2019-06-20T08:00:37.58
IV.MNTT.EHN. ML:2.1 0.0003205 0.28 AML other m 2019-06-20T08:00:38.16
IV.VCEL.EHN. ML:1.8 0.00014050000000000003 0.78 AML other m 2019-06-20T08:00:38.54
IV.T0110.HHE. ML:1.8 0.00011549999999999999 1.36 AML other m 2019-06-20T08:00:39.05
IV.EL6.EHE. ML:1.7 0.0000859 1.12 AML other m 2019-06-20T08:00:41.83
IV.EL6.EHN. ML:1.7 0.00008319999999999999 0.72 AML other m 2019-06-20T08:00:41.67
IV.T0110.HHN. ML:1.8 0.0000988 0.52 AML other m 2019-06-20T08:00:41.51
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