Earthquake with magnitude of ML 1.2 on date 16-02-2019 and time 04:39:20 (Italy) in region 6 km W Arquata del Tronto (AP)

A magnitude ML 1.2 earthquake occured in region: 6 km W Arquata del Tronto (AP), on

  • 16-02-2019 03:39:20 (UTC)
  • 16-02-2019 04:39:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7650, 13.2310 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.

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
Accumoli RI 8 667 1845
Norcia PG 12 4957 6802
Montegallo AP 12 523 7325
Acquasanta Terme AP 15 2916 10241
Amatrice RI 16 2657 12898
Castelsantangelo sul Nera MC 16 281 13179
Montemonaco AP 17 604 13783
Cittareale RI 17 482 14265
Cascia PG 18 3217 17482

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Teramo (54892 inhabitants)
48 Km E of Foligno (57155 inhabitants)
48 Km N of L'Aquila (69753 inhabitants)
53 Km E of Terni (111501 inhabitants)
78 Km E of Perugia (166134 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
87 Km W of Pescara (121014 inhabitants)
90 Km NW of Chieti (51815 inhabitants)
95 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km NE of Tivoli (56533 inhabitants)
98 Km S of Ancona (100861 inhabitants)
100 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
Reviewed
Rev100
ML 1.2 2019-02-16
03:39:20
42.7652 13.2308 11 2019-02-16
03:45:17
Sala Sismica INGV-Roma 65594261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-02-16 03:39:20 ± 0.04
Latitude 42.7652 ± 0.0027
Longitude 13.2308 ± 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 65594261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 324
Semi-minor axis of confidence ellipse (meter) 238
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) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30847
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 65594261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-02-16 03:45:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2019-02-16T03:39:40.99 3.0 undecidable manual S -0.2 0
IV.FDMO.HHZ. 2019-02-16T03:39:31.38 0.6 undecidable manual S 339 32.2455 50 -0.05 48
IV.GAVE.EHZ. 2019-02-16T03:39:30.27 0.6 undecidable manual S 254 28.6491 50 -0.18 47
IV.RM33.EHZ. 2019-02-16T03:39:30.76 0.6 undecidable manual S 183 28.4493 50 0.35 46
IV.LNSS.HHZ. 2019-02-16T03:39:29.19 0.6 undecidable manual S 221 23.754 50 0.03 49
IV.MC2.EHZ. 2019-02-16T03:39:27.44 0.6 undecidable manual S 348 16.5723 123 0.29 47
IV.MMO1.EHZ. 2019-02-16T03:39:27.08 0.6 undecidable manual S 28 16.7721 123 -0.14 49
IV.SMA1.EHZ. 2019-02-16T03:39:27.26 0.6 undecidable manual S 150 17.1717 122 -0.07 49
IV.GAVE.EHZ. 2019-02-16T03:39:26.12 0.1 undecidable manual P 254 28.6491 50 -0.03 97
IV.RM33.EHZ. 2019-02-16T03:39:26.19 0.1 undecidable manual P 183 28.4493 50 0.06 97
IV.MTRA.EHZ. 2019-02-16T03:39:26.06 0.6 undecidable manual S 94 13.4754 129 -0.23 48
IV.TERO.HHZ. 2019-02-16T03:39:26.89 0.3 undecidable manual P 117 34.2435 50 -0.14 71
IV.FDMO.HHZ. 2019-02-16T03:39:26.53 0.1 undecidable manual P 339 32.2455 50 -0.19 94
IV.MF5.EHZ. 2019-02-16T03:39:26.86 0.6 negative manual P 37 30.9468 50 0.35 45
IV.NRCA.HHZ. 2019-02-16T03:39:25.77 0.6 undecidable manual S 309 12.1767 132 -0.16 49
IV.LNSS.HHZ. 2019-02-16T03:39:25.33 0.1 undecidable manual P 221 23.754 50 -0.08 97
IV.MMO1.EHZ. 2019-02-16T03:39:24.29 0.1 undecidable manual P 28 16.7721 123 0 100
IV.SMA1.EHZ. 2019-02-16T03:39:24.38 0.1 undecidable manual P 150 17.1717 122 0.02 99
IV.MC2.EHZ. 2019-02-16T03:39:24.38 0.1 undecidable manual P 348 16.5723 123 0.13 97
IV.NRCA.HHZ. 2019-02-16T03:39:23.62 0.1 undecidable manual P 309 12.1767 132 0.08 99
IV.MTRA.EHZ. 2019-02-16T03:39:23.79 0.1 undecidable manual P 94 13.4754 129 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.6 0.0004869936 0.0608 AML other m 2019-02-16T03:39:25.83
IV.NRCA.HHN. ML:1.5 0.00031885960000000005 0.0592 AML other m 2019-02-16T03:39:25.83
IV.NRCA.HNE. ML:1.6 0.00047842825 0.0704 AML other m 2019-02-16T03:39:25.83
IV.NRCA.HNN. ML:1.5 0.00035245695 0.1504 AML other m 2019-02-16T03:39:25.90
IV.MTRA.EHE. ML:1.1 0.0001125371 0.1408 AML other m 2019-02-16T03:39:27.29
IV.MTRA.EHN. ML:1.1 0.00013732825000000001 0.2192 AML other m 2019-02-16T03:39:26.71
IV.MTRA.HNE. ML:1.2 0.000160830155 0.2496 AML other m 2019-02-16T03:39:27.56
IV.MTRA.HNN. ML:1.1 0.000119553604 0.24 AML other m 2019-02-16T03:39:26.75
IV.SMA1.EHE. ML:0.8 0.000047712280000000006 0.1008 AML other m 2019-02-16T03:39:27.47
IV.SMA1.EHN. ML:0.8 0.000055300835 0.16 AML other m 2019-02-16T03:39:27.61
IV.LNSS.HNE. ML:1.3 0.00010998630499999999 0.6896 AML other m 2019-02-16T03:39:37.05
IV.LNSS.HNN. ML:1.3 0.00013596565 0.6208 AML other m 2019-02-16T03:39:34.19
IV.LNSS.HHE. ML:1.0 0.000059087855 0.1392 AML other m 2019-02-16T03:39:30.70
IV.LNSS.HHN. ML:1.0 0.000056574159999999995 0.1392 AML other m 2019-02-16T03:39:29.64
IV.GAVE.EHE. ML:1.1 0.00006103898 0.1808 AML other m 2019-02-16T03:39:32.36
IV.GAVE.EHN. ML:1.1 0.00006839228499999999 0.1808 AML other m 2019-02-16T03:39:31.26
IV.RM33.HNE. ML:1.7 0.00025587315 1.1088 AML other m 2019-02-16T03:39:33.90
IV.RM33.HNN. ML:1.4 0.00011943311450000001 0.6 AML other m 2019-02-16T03:39:39.05
IV.RM33.EHE. ML:0.8 0.00003133012 0.24 AML other m 2019-02-16T03:39:32.02
IV.RM33.EHN. ML:0.8 0.000029139715000000003 0.2 AML other m 2019-02-16T03:39:30.65
IV.FDMO.HHE. ML:0.7 0.00002151779775 0.2208 AML other m 2019-02-16T03:39:31.51
IV.FDMO.HHN. ML:0.7 0.000019405225 0.1808 AML other m 2019-02-16T03:39:31.98
IV.MF5.EHE. ML:1.4 0.000117518525 1.3808 AML other m 2019-02-16T03:39:31.47
IV.MF5.EHN. ML:1.5 0.00014188165 2.1808 AML other m 2019-02-16T03:39:31.78
IV.TERO.HHE. ML:0.8 0.000024909735000000002 0.0592 AML other m 2019-02-16T03:39:32.19
IV.TERO.HHN. ML:1.0 0.00004205052 0.0992 AML other m 2019-02-16T03:39:32.25
IV.TERO.HNE. ML:1.7 0.00020053143500000002 1.1392 AML other m 2019-02-16T03:39:33.28
IV.TERO.HNN. ML:1.3 0.000074544185 0.8992 AML other m 2019-02-16T03:39:43.97
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