Earthquake with magnitude of ML 1.4 on date 04-07-2019 and time 02:46:28 (Italy) in region 2 km W Accumoli (RI)

A magnitude ML 1.4 earthquake occured in region: 2 km W Accumoli (RI), on

  • 04-07-2019 00:46:28 (UTC)
  • 04-07-2019 02:46:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6890, 13.2300 at 13 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.

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 10 482 3806
Arquata del Tronto AP 11 1178 4984
Norcia PG 16 4957 9941
Acquasanta Terme AP 17 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)
50 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)
84 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 1.4 2019-07-04
00:46:28
42.689 13.23 13 2019-11-13
14:31:05
Bollettino Sismico Italiano INGV 73162841
Reviewed
Rev100
ML 1.4 2019-07-04
00:46:29
42.6982 13.2237 10 2019-07-04
00:55:45
Sala Sismica INGV-Roma 70177691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-04 00:46:28 ± 0.07
Latitude 42.6890 ± 0.0027
Longitude 13.2300 ± 0.0049
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73162841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 360
Semi-minor axis of confidence ellipse (meter) 89
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 62
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.06655
Epicentral distance of station farthest from the epicenter (degree) 0.36243
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 23
Type of magnitude ML
Reference to an origin 70177691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-04 00:55:45

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 23
Type of magnitude ML
Reference to an origin 73162841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-09 17:04:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MF5.EHZ. 2019-07-04T00:46:42.50 0.3 undecidable manual S 29 38.0286 95 0.88 56
IV.FDMO.HHZ. 2019-07-04T00:46:42.14 0.3 undecidable manual S 343 40.2264 94 -0.06 72
IV.GIGS.HHZ. 2019-07-04T00:46:41.54 0.3 undecidable manual S 133 38.3283 95 -0.15 70
IV.TERO.HHZ. 2019-07-04T00:46:39.52 0.3 undecidable manual S 103 31.3464 96 -0.32 69
IV.MC2.EHZ. 2019-07-04T00:46:38.22 0.3 undecidable manual S 352 24.8529 100 0.09 73
IV.GAVE.EHZ. 2019-07-04T00:46:38.67 0.3 undecidable manual S 271 27.3504 98 -0.12 73
IV.RM33.EHZ. 2019-07-04T00:46:37.03 0.3 undecidable manual S 184 19.9689 105 0.18 73
IV.CAMP.HHZ. 2019-07-04T00:46:37.39 0.3 undecidable manual S 139 22.4553 102 -0.09 73
IV.FDMO.HHZ. 2019-07-04T00:46:36.44 0.1 undecidable manual P 343 40.2264 94 -0.18 94
IV.ARRO.EHZ. 2019-07-04T00:46:36.62 0.1 undecidable manual P 252 39.8268 94 0.07 95
IV.MF5.EHZ. 2019-07-04T00:46:36.62 0.1 undecidable manual P 29 38.0286 95 0.34 90
IV.LNSS.HHZ. 2019-07-04T00:46:36.45 0.3 undecidable manual S 238 18.1707 108 0.06 75
IV.GIGS.HHZ. 2019-07-04T00:46:36.45 0.3 undecidable manual P 133 38.3283 95 0.13 71
IV.MTRA.EHZ. 2019-07-04T00:46:35.26 0.3 undecidable manual S 61 15.4734 114 -0.46 68
IV.TERO.HHZ. 2019-07-04T00:46:35.20 0.1 undecidable manual P 103 31.3464 96 -0.05 97
IV.NRCA.HHZ. 2019-07-04T00:46:35.99 0.3 undecidable manual S 330 18.5703 107 -0.5 68
IV.MC2.EHZ. 2019-07-04T00:46:34.13 0.3 undecidable manual P 352 24.8529 100 -0.13 73
IV.SMA1.EHZ. 2019-07-04T00:46:34.55 0.3 undecidable manual S 127 10.7781 129 -0.09 74
IV.GAVE.EHZ. 2019-07-04T00:46:34.63 0.1 undecidable manual P 271 27.3504 98 -0.01 99
IV.T1299.HNN. 2019-07-04T00:46:34.01 0.3 undecidable manual S 145 7.3815 143 0 75
IV.NRCA.HHZ. 2019-07-04T00:46:33.18 0.1 negative manual P 330 18.5703 107 -0.14 98
IV.LNSS.HHZ. 2019-07-04T00:46:33.34 0.1 undecidable manual P 238 18.1707 108 0.08 99
IV.RM33.EHZ. 2019-07-04T00:46:33.64 0.1 undecidable manual P 184 19.9689 105 0.11 98
IV.CAMP.HHZ. 2019-07-04T00:46:33.88 0.1 undecidable manual P 139 22.4553 102 -0.01 99
IV.T1299.HNN. 2019-07-04T00:46:32.11 0.1 undecidable manual P 145 7.3815 143 0.22 99
IV.SMA1.EHZ. 2019-07-04T00:46:32.38 0.1 positive manual P 127 10.7781 129 0.13 100
IV.MTRA.EHZ. 2019-07-04T00:46:32.77 0.1 undecidable manual P 61 15.4734 114 -0.1 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.2 0.00015196745 0.34 AML other m 2019-07-04T00:46:35.14
IV.SMA1.EHE. ML:1.2 0.000158149815 0.12 AML other m 2019-07-04T00:46:35.23
IV.MTRA.EHN. ML:1.2 0.00013921430000000002 0.14 AML other m 2019-07-04T00:46:35.39
IV.NRCA.HHE. ML:2.3 0.001590865 0.14 AML other m 2019-07-04T00:46:36.24
IV.NRCA.HNE. ML:2.3 0.001451218 0.12 AML other m 2019-07-04T00:46:36.24
IV.NRCA.HHN. ML:2.0 0.00068290035 0.1 AML other m 2019-07-04T00:46:36.27
IV.NRCA.HNN. ML:2.0 0.0006525163 0.09 AML other m 2019-07-04T00:46:36.27
IV.LNSS.HNE. ML:1.6 0.0003202666 0.31 AML other m 2019-07-04T00:46:36.71
IV.LNSS.HHE. ML:1.7 0.00034346445 0.28 AML other m 2019-07-04T00:46:36.69
IV.MTRA.EHE. ML:1.2 0.00011981023499999999 0.1 AML other m 2019-07-04T00:46:36.54
IV.LNSS.HHN. ML:1.7 0.000356043 0.14 AML other m 2019-07-04T00:46:36.84
IV.LNSS.HNN. ML:1.6 0.00031610795000000004 0.14 AML other m 2019-07-04T00:46:36.84
IV.RM33.EHN. ML:1.4 0.00019005005 0.26 AML other m 2019-07-04T00:46:37.22
IV.RM33.HNE. ML:1.3 0.000131481185 0.15 AML other m 2019-07-04T00:46:38.48
IV.RM33.EHE. ML:1.3 0.00013292420999999998 0.14 AML other m 2019-07-04T00:46:38.48
IV.GAVE.EHE. ML:1.6 0.0001813729 0.22 AML other m 2019-07-04T00:46:39.15
IV.GAVE.EHN. ML:1.6 0.0001838296 0.24 AML other m 2019-07-04T00:46:39.35
IV.TERO.HHN. ML:1.2 0.00007719999999999999 0.08 AML other m 2019-07-04T00:46:40.17
IV.TERO.HHE. ML:1.1 0.000049894345 0.12 AML other m 2019-07-04T00:46:40.57
IV.FDMO.HHN. ML:1.0 0.000028095895 0.16 AML other m 2019-07-04T00:46:42.44
IV.ARRO.EHE. ML:0.9 0.00002707147 0.16 AML other m 2019-07-04T00:46:42.82
IV.FDMO.HHE. ML:0.9 0.000024352720000000003 0.32 AML other m 2019-07-04T00:46:43.81
IV.ARRO.EHN. ML:1.1 0.00003925 1.04 AML other m 2019-07-04T00:46:43.44
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