Earthquake with magnitude of ML 0.9 on date 14-02-2020 and time 04:56:28 (UTC) in region 2 km W Arquata del Tronto (AP)

A magnitude ML 0.9 earthquake occured in region: 2 km W Arquata del Tronto (AP), on

  • 14-02-2020 04:56:28 (UTC)
  • 14-02-2020 05:56:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7720, 13.2720 at 10 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 2 1178 1178
Accumoli RI 9 667 1845
Montegallo AP 9 523 2368
Acquasanta Terme AP 11 2916 5284
Norcia PG 15 4957 10241
Montemonaco AP 15 604 10845
Amatrice RI 16 2657 13502
Castelsantangelo sul Nera MC 17 281 13783
Valle Castellana TE 19 977 14760
Cittareale RI 19 482 15242
Roccafluvione AP 19 2010 17252
Montefortino FM 20 1178 18430

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km W of Teramo (54892 inhabitants)
48 Km N of L'Aquila (69753 inhabitants)
51 Km E of Foligno (57155 inhabitants)
56 Km E of Terni (111501 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
81 Km E of Perugia (166134 inhabitants)
84 Km W of Pescara (121014 inhabitants)
87 Km NW of Chieti (51815 inhabitants)
96 Km S of Ancona (100861 inhabitants)
97 Km NE of Guidonia Montecelio (88673 inhabitants)
98 Km NE of Tivoli (56533 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 0.9 2020-02-14
04:56:28
42.7722 13.2718 11 2020-02-14
05:15:59
Sala Sismica INGV-Roma 76507331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-14 04:56:28 ± 0.19
Latitude 42.7722 ± 0.0081
Longitude 13.2718 ± 0.0233
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 76507331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1914
Semi-minor axis of confidence ellipse (meter) 512
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 79
Circular confidence region, given by single value of horizontal uncertainty (meter) 1910.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 144
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38761
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations 14
Type of magnitude ML
Reference to an origin 76507331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-14 05:15:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
TV.SF04.EHZ. 2020-02-14T04:57:07.80 3.0 undecidable manual S -0.13 0
IV.BARO.EHZ. 2020-02-14T04:57:02.20 3.0 undecidable manual S -2.26 0
IV.NARO.HHZ. 2020-02-14T04:56:48.99 3.0 positive manual P 1.01 0
IV.GAVE.EHZ. 2020-02-14T04:56:39.43 3.0 undecidable manual S -0.39 0
IV.RM33.EHZ. 2020-02-14T04:56:39.56 0.1 undecidable manual P 189 29.5482 50 4.61 4
IV.GIGS.HHZ. 2020-02-14T04:56:36.92 1.0 undecidable manual P 145 43.0236 50 -0.12 23
IV.CSP1.EHZ. 2020-02-14T04:56:35.69 0.6 negative manual P 351 35.8419 50 -0.24 46
IV.MMO1.EHZ. 2020-02-14T04:56:35.13 0.3 undecidable manual S 18 14.7741 125 -0.07 75
IV.TERO.HHZ. 2020-02-14T04:56:35.24 1.0 undecidable manual P 121 31.746 50 -0.05 24
IV.SMA1.EHZ. 2020-02-14T04:56:35.42 0.3 undecidable manual S 162 16.5723 122 -0.28 71
IV.FDMO.HHZ. 2020-02-14T04:56:35.12 1.0 negative manual P 333 32.9448 50 -0.35 23
IV.MTRA.EHZ. 2020-02-14T04:56:34.05 0.3 undecidable manual S 100 10.2786 136 0.05 75
IV.MC2.EHZ. 2020-02-14T04:56:32.96 0.1 undecidable manual P 336 16.872 122 0.08 99
IV.MTRA.EHZ. 2020-02-14T04:56:32.09 0.6 undecidable manual P 100 10.2786 136 0.24 48
IV.MMO1.EHZ. 2020-02-14T04:56:32.59 0.3 undecidable manual P 18 14.7741 125 0.05 75
IV.SMA1.EHZ. 2020-02-14T04:56:32.85 0.1 positive manual P 162 16.5723 122 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHE. ML:1.0 0.000114720765 0.1024 AML other m 2020-02-14T04:56:34.35
IV.MTRA.EHN. ML:0.9 0.000095228515 0.0992 AML other m 2020-02-14T04:56:34.29
IV.MTRA.HNE. ML:1.0 0.00011712099500000001 0.0896 AML other m 2020-02-14T04:56:34.35
IV.MTRA.HNN. ML:0.9 0.000097809125 0.0992 AML other m 2020-02-14T04:56:34.28
IV.SMA1.EHE. ML:0.9 0.00006665436500000001 0.2208 AML other m 2020-02-14T04:56:35.90
IV.SMA1.EHN. ML:0.7 0.000045128114999999993 0.1184 AML other m 2020-02-14T04:56:36.27
IV.FDMO.HHE. ML:0.8 0.00002595428 0.2816 AML other m 2020-02-14T04:56:40.11
IV.FDMO.HHN. ML:0.8 0.000028592865 0.2624 AML other m 2020-02-14T04:56:39.94
IV.TERO.HHE. ML:0.8 0.000024757325 0.0608 AML other m 2020-02-14T04:56:40.39
IV.TERO.HHN. ML:0.8 0.00002575194 0.08 AML other m 2020-02-14T04:56:41.29
IV.CSP1.EHE. ML:1.1 0.000043438339999999997 0.32 AML other m 2020-02-14T04:56:42.77
IV.CSP1.EHN. ML:1.2 0.000061297375 0.2016 AML other m 2020-02-14T04:56:42.00
IV.RM33.EHE. ML:0.8 0.000031844515000000004 0.1376 AML other m 2020-02-14T04:56:45.01
IV.RM33.EHN. ML:0.9 0.000035380195000000004 0.32 AML other m 2020-02-14T04:56:44.43
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download