Earthquake with magnitude of ML 1.3 on date 25-02-2019 and time 03:23:03 (Italy) in region 3 km SW Amatrice (RI)

A magnitude ML 1.3 earthquake occured in region: 3 km SW Amatrice (RI), on

  • 25-02-2019 02:23:03 (UTC)
  • 25-02-2019 03:23:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6120, 13.2690 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
Amatrice RI 3 2657 2657
Cittareale RI 9 482 3139
Accumoli RI 9 667 3806
Montereale AQ 10 2581 6387
Campotosto AQ 10 542 6929
Capitignano AQ 11 665 7594
Borbona RI 16 617 8211
Posta RI 17 694 8905
Cagnano Amiterno AQ 17 1369 10274
Barete AQ 18 737 11011
Arquata del Tronto AP 18 1178 12189
Crognaleto TE 19 1297 13486
Pizzoli AQ 20 4326 17812
Cortino TE 20 656 18468

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of L'Aquila (69753 inhabitants)
36 Km W of Teramo (54892 inhabitants)
51 Km E of Terni (111501 inhabitants)
60 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)
81 Km NE of Guidonia Montecelio (88673 inhabitants)
82 Km NE of Tivoli (56533 inhabitants)
90 Km SE of Perugia (166134 inhabitants)
98 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 1.3 2019-02-25
02:23:03
42.6125 13.2687 11 2019-02-25
02:31:49
Sala Sismica INGV-Roma 65932391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-02-25 02:23:03 ± 0.07
Latitude 42.6125 ± 0.0054
Longitude 13.2687 ± 0.0049
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 65932391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 557
Semi-minor axis of confidence ellipse (meter) 398
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 167
Circular confidence region, given by single value of horizontal uncertainty (meter) 560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.11062
Epicentral distance of station farthest from the epicenter (degree) 0.40020
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 65932391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-02-25 02:31:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MF5.EHZ. 2019-02-25T02:23:18.55 0.3 undecidable manual S 20 44.4222 50 0.5 65
IV.GAVE.EHZ. 2019-02-25T02:23:14.52 0.6 undecidable manual S 286 31.8459 50 -0.16 47
IV.NRCA.HHZ. 2019-02-25T02:23:13.35 0.6 undecidable manual S 333 27.5502 50 -0.2 47
IV.TERO.HHZ. 2019-02-25T02:23:13.08 0.6 undecidable manual S 87 27.3504 50 -0.42 45
IV.MF5.EHZ. 2019-02-25T02:23:12.51 1.0 undecidable manual P 20 44.4222 50 0.54 21
IV.LNSS.HHZ. 2019-02-25T02:23:10.97 0.6 undecidable manual S 267 18.6702 120 -0.15 49
IV.GAVE.EHZ. 2019-02-25T02:23:09.96 0.6 undecidable manual P 286 31.8459 50 -0.06 48
IV.MTRA.EHZ. 2019-02-25T02:23:10.96 0.6 undecidable manual S 33 19.0698 119 -0.28 47
IV.RM33.EHZ. 2019-02-25T02:23:09.25 0.6 undecidable manual S 201 12.2766 131 -0.06 50
IV.TERO.HHZ. 2019-02-25T02:23:09.31 0.1 undecidable manual P 87 27.3504 50 -0.03 98
IV.NRCA.HHZ. 2019-02-25T02:23:09.31 0.1 undecidable manual P 333 27.5502 50 -0.06 98
IV.MTRA.EHZ. 2019-02-25T02:23:08.03 0.1 undecidable manual P 33 19.0698 119 0 100
IV.LNSS.HHZ. 2019-02-25T02:23:08.02 0.1 undecidable manual P 267 18.6702 120 0.06 99
IV.RM33.EHZ. 2019-02-25T02:23:07.14 0.1 undecidable manual P 201 12.2766 131 0.22 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.2 0.0001895 0.12 AML other m 2019-02-25T02:23:09.70
IV.RM33.EHE. ML:1.4 0.0002615 0.86 AML other m 2019-02-25T02:23:09.99
IV.LNSS.HHN. ML:1.2 0.00011999999999999999 1.18 AML other m 2019-02-25T02:23:11.06
IV.LNSS.HHE. ML:1.2 0.000122 0.78 AML other m 2019-02-25T02:23:11.72
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