Earthquake with magnitude of ML 0.7 on date 20-09-2019 and time 00:57:53 (Italy) in region 1 km E Arquata del Tronto (AP)

A magnitude ML 0.7 earthquake occured in region: 1 km E Arquata del Tronto (AP), on

  • 19-09-2019 22:57:53 (UTC)
  • 20-09-2019 00:57:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7760, 13.3080 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 1 1178 1178
Montegallo AP 8 523 1701
Acquasanta Terme AP 8 2916 4617
Accumoli RI 10 667 5284
Montemonaco AP 14 604 5888
Valle Castellana TE 16 977 6865
Amatrice RI 16 2657 9522
Roccafluvione AP 17 2010 11532
Norcia PG 18 4957 16489
Castelsantangelo sul Nera MC 18 281 16770
Palmiano AP 19 196 16966
Montefortino FM 19 1178 18144
Venarotta AP 19 2066 20210

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km W of Teramo (54892 inhabitants)
48 Km N of L'Aquila (69753 inhabitants)
53 Km E of Foligno (57155 inhabitants)
59 Km E of Terni (111501 inhabitants)
75 Km W of Montesilvano (53738 inhabitants)
82 Km W of Pescara (121014 inhabitants)
83 Km E of Perugia (166134 inhabitants)
85 Km NW of Chieti (51815 inhabitants)
95 Km S of Ancona (100861 inhabitants)
99 Km NE of Guidonia Montecelio (88673 inhabitants)
100 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 0.7 2019-09-19
22:57:53
42.776 13.3083 11 2019-09-19
23:12:40
Sala Sismica INGV-Roma 72572041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-19 22:57:53 ± 0.06
Latitude 42.7760 ± 0.0027
Longitude 13.3083 ± 0.0086
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 72572041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 477
Semi-minor axis of confidence ellipse (meter) 458
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 260
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
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) 0.06745
Epicentral distance of station farthest from the epicenter (degree) 0.32466
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 72572041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-19 23:12:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2019-09-19T22:58:05.90 0.1 undecidable manual S 347 36.0417 50 -0.15 94
IV.FDMO.HHZ. 2019-09-19T22:58:05.24 0.3 undecidable manual S 328 34.0437 50 -0.27 69
IV.TERO.HHZ. 2019-09-19T22:58:04.07 0.3 undecidable manual S 125 29.4483 50 -0.23 70
IV.CAMP.HHE. 2019-09-19T22:58:03.76 0.1 undecidable manual S 163 27.8499 50 -0.12 96
IV.MF5.EHE. 2019-09-19T22:58:03.78 0.1 undecidable manual S 28 26.5512 50 0.27 90
IV.MC2.EHE. 2019-09-19T22:58:01.28 0.1 undecidable manual S 327 17.871 121 0.13 95
IV.T1299.EHE. 2019-09-19T22:58:01.00 0.1 undecidable manual S 188 15.873 124 0.44 91
IV.FDMO.HHZ. 2019-09-19T22:58:00.32 1.0 negative manual P 328 34.0437 50 -0.29 23
IV.RM33.EHE. 2019-09-19T22:58:00.16 0.1 undecidable manual P 195 30.6471 50 0.08 94
IV.CSP1.EHZ. 2019-09-19T22:58:00.61 1.0 positive manual P 347 36.0417 50 -0.31 23
IV.SMA1.EHE. 2019-09-19T22:58:00.74 0.3 undecidable manual S 172 16.2726 123 0.06 74
IV.MMO1.EHZ. 2019-09-19T22:57:59.75 0.1 undecidable manual S 6 13.7751 128 -0.22 94
IV.CAMP.HHE. 2019-09-19T22:57:59.42 0.1 undecidable manual P 163 27.8499 50 -0.24 93
IV.MF5.EHE. 2019-09-19T22:57:59.54 0.1 undecidable manual P 28 26.5512 50 0.09 94
IV.TERO.HHZ. 2019-09-19T22:57:59.55 0.1 undecidable manual P 125 29.4483 50 -0.36 91
IV.MTRA.EHZ. 2019-09-19T22:57:58.56 0.1 undecidable manual S 107 7.4814 145 0.1 100
IV.MC2.EHE. 2019-09-19T22:57:58.08 0.1 undecidable manual P 327 17.871 121 -0.01 98
IV.T1299.EHE. 2019-09-19T22:57:57.95 0.1 undecidable manual P 188 15.873 124 0.2 95
IV.NRCA.HHE. 2019-09-19T22:57:57.86 0.1 undecidable manual P 292 17.0718 122 -0.09 97
IV.MMO1.EHZ. 2019-09-19T22:57:57.24 1.0 undecidable manual P 6 13.7751 128 -0.17 24
IV.SMA1.EHE. 2019-09-19T22:57:57.81 0.1 undecidable manual P 172 16.2726 123 -0.01 98
IV.MTRA.EHZ. 2019-09-19T22:57:56.66 0.1 positive manual P 107 7.4814 145 0.12 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHE. ML:0.9 0.00011352974999999999 0.1024 AML other m 2019-09-19T22:57:58.93
IV.MTRA.EHN. ML:0.8 0.000083938445 0.192 AML other m 2019-09-19T22:57:59.11
IV.MTRA.HNE. ML:0.9 0.00012211794 0.1024 AML other m 2019-09-19T22:57:58.92
IV.MTRA.HNN. ML:0.6 0.000062254895 0.1408 AML other m 2019-09-19T22:57:59.07
IV.TERO.HHE. ML:0.5 0.000015798165 0.0768 AML other m 2019-09-19T22:58:04.40
IV.TERO.HHN. ML:0.5 0.0000126740515 0.0768 AML other m 2019-09-19T22:58:04.37
IV.FDMO.HHE. ML:0.4 0.000011376374999999998 0.2304 AML other m 2019-09-19T22:58:05.69
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