Earthquake with magnitude of ML 0.7 on date 17-02-2019 and time 14:39:20 (Italy) in region 1 km W Amatrice (RI)

A magnitude ML 0.7 earthquake occured in region: 1 km W Amatrice (RI), on

  • 17-02-2019 13:39:20 (UTC)
  • 17-02-2019 14:39:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6300, 13.2770 at 13 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
Amatrice RI 1 2657 2657
Accumoli RI 8 667 3324
Cittareale RI 10 482 3806
Campotosto AQ 11 542 4348
Montereale AQ 12 2581 6929
Capitignano AQ 12 665 7594
Arquata del Tronto AP 16 1178 8772
Borbona RI 18 617 9389
Posta RI 19 694 10083
Cortino TE 19 656 10739
Crognaleto TE 19 1297 12036
Acquasanta Terme AP 19 2916 14952
Cagnano Amiterno AQ 19 1369 16321
Barete AQ 20 737 17058

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NW of L'Aquila (69753 inhabitants)
35 Km W of Teramo (54892 inhabitants)
52 Km E of Terni (111501 inhabitants)
59 Km SE of Foligno (57155 inhabitants)
73 Km W of Montesilvano (53738 inhabitants)
79 Km W of Pescara (121014 inhabitants)
79 Km W of Chieti (51815 inhabitants)
83 Km NE of Guidonia Montecelio (88673 inhabitants)
84 Km NE of Tivoli (56533 inhabitants)
90 Km SE of Perugia (166134 inhabitants)
99 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 0.7 2019-02-17
13:39:20
42.6298 13.2773 13 2019-02-17
13:58:20
Sala Sismica INGV-Roma 65628341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-02-17 13:39:20 ± 0.07
Latitude 42.6298 ± 0.0036
Longitude 13.2773 ± 0.0049
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 65628341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 425
Semi-minor axis of confidence ellipse (meter) 185
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 166
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
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) 0.00540
Epicentral distance of station farthest from the epicenter (degree) 0.38221
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 65628341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-02-17 13:58:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MC2.EHE. 2019-02-17T13:39:32.15 0.3 undecidable manual S 347 32.0457 96 0.38 68
IV.GAVE.EHE. 2019-02-17T13:39:31.54 0.6 undecidable manual S 283 32.0457 96 -0.21 47
IV.TERO.HHZ. 2019-02-17T13:39:30.29 0.3 undecidable manual S 92 26.6511 99 -0.05 72
IV.NRCA.HHZ. 2019-02-17T13:39:29.91 0.3 undecidable manual S 330 26.2515 99 -0.31 69
IV.MF5.EHE. 2019-02-17T13:39:28.50 0.3 undecidable manual P 20 42.4242 94 -0.19 69
IV.LNSS.HHZ. 2019-02-17T13:39:28.28 0.3 undecidable manual S 261 19.5693 106 -0.2 72
IV.MC2.EHE. 2019-02-17T13:39:27.25 0.3 undecidable manual P 347 32.0457 96 0.15 71
IV.MTRA.EHZ. 2019-02-17T13:39:27.71 0.1 undecidable manual S 35 17.0718 110 -0.14 97
IV.GAVE.EHE. 2019-02-17T13:39:27.16 0.1 undecidable manual P 283 32.0457 96 0.07 96
IV.RM33.EHZ. 2019-02-17T13:39:27.02 0.1 undecidable manual S 201 14.3745 117 -0.17 98
IV.TERO.HHZ. 2019-02-17T13:39:26.18 0.3 undecidable manual P 92 26.6511 99 -0.09 72
IV.NRCA.HHZ. 2019-02-17T13:39:26.27 0.3 undecidable manual P 330 26.2515 99 0.06 73
IV.LNSS.HHZ. 2019-02-17T13:39:25.27 0.1 undecidable manual P 261 19.5693 106 0.06 98
IV.MTRA.EHZ. 2019-02-17T13:39:25.00 0.1 undecidable manual P 35 17.0718 110 0.16 97
IV.SMA1.EHZ. 2019-02-17T13:39:25.46 0.3 undecidable manual S 89 4.6953 155 0.07 76
IV.T1299.HNZ. 2019-02-17T13:39:24.86 0.3 undecidable manual S 40 0.5994 177 -0.26 74
IV.RM33.EHZ. 2019-02-17T13:39:24.61 0.1 undecidable manual P 201 14.3745 117 0.16 97
IV.SMA1.EHZ. 2019-02-17T13:39:23.62 0.3 undecidable manual P 89 4.6953 155 0.2 74
IV.T1299.HNZ. 2019-02-17T13:39:23.40 0.1 undecidable manual P 40 0.5994 177 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:0.8 0.0000845 0.16 AML other m 2019-02-17T13:39:25.68
IV.SMA1.EHE. ML:1.2 0.0001905 0.38 AML other m 2019-02-17T13:39:25.99
IV.RM33.EHN. ML:0.6 0.000036400000000000004 0.7 AML other m 2019-02-17T13:39:27.48
IV.RM33.EHE. ML:0.8 0.00004835 0.3 AML other m 2019-02-17T13:39:27.36
IV.MTRA.EHN. ML:0.7 0.00003945 0.26 AML other m 2019-02-17T13:39:28.16
IV.MTRA.EHE. ML:0.7 0.000039750000000000004 0.94 AML other m 2019-02-17T13:39:28.94
IV.TERO.HHE. ML:0.3 0.00001131 1.04 AML other m 2019-02-17T13:39:30.12
IV.TERO.HHN. ML:0.5 0.00001515 0.6 AML other m 2019-02-17T13:39:30.66
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