Earthquake with magnitude of ML 0.8 on date 15-12-2019 and time 16:42:31 (Italy) in region 6 km W Montegallo (AP)

A magnitude ML 0.8 earthquake occured in region: 6 km W Montegallo (AP), on

  • 15-12-2019 15:42:31 (UTC)
  • 15-12-2019 16:42:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8370, 13.2570 at 16 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
Montegallo AP 6 523 523
Arquata del Tronto AP 8 1178 1701
Montemonaco AP 9 604 2305
Castelsantangelo sul Nera MC 11 281 2586
Montefortino FM 14 1178 3764
Norcia PG 14 4957 8721
Acquasanta Terme AP 15 2916 11637
Ussita MC 15 444 12081
Accumoli RI 16 667 12748
Visso MC 17 1107 13855
Bolognola MC 18 142 13997
Palmiano AP 18 196 14193
Amandola FM 18 3629 17822
Roccafluvione AP 18 2010 19832
Preci PG 18 724 20556
Comunanza AP 19 3166 23722
Venarotta AP 20 2066 25788

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km W of Teramo (54892 inhabitants)
47 Km E of Foligno (57155 inhabitants)
55 Km N of L'Aquila (69753 inhabitants)
59 Km NE of Terni (111501 inhabitants)
77 Km E of Perugia (166134 inhabitants)
81 Km W of Montesilvano (53738 inhabitants)
89 Km W of Pescara (121014 inhabitants)
89 Km S of Ancona (100861 inhabitants)
92 Km NW of Chieti (51815 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 0.8 2019-12-15
15:42:31
42.8373 13.2572 16 2019-12-15
15:51:41
Sala Sismica INGV-Roma 74664561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-15 15:42:31 ± 0.12
Latitude 42.8373 ± 0.0045
Longitude 13.2572 ± 0.0061
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 74664561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 589
Semi-minor axis of confidence ellipse (meter) 101
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 45
Circular confidence region, given by single value of horizontal uncertainty (meter) 590.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 104
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) 0.08004
Epicentral distance of station farthest from the epicenter (degree) 0.33275
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:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 74664561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-15 15:51:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2019-12-15T15:42:43.79 0.3 undecidable manual S 130 36.9297 100 -0.2 71
IT.MTCL.HGE. 2019-12-15T15:42:41.36 0.3 undecidable manual S 310 27.2505 106 -0.1 73
IV.SMA1.EHZ. 2019-12-15T15:42:40.71 0.3 undecidable manual S 164 23.8539 110 0.11 74
IV.MF5.EHZ. 2019-12-15T15:42:40.82 0.3 undecidable manual S 45 23.4543 110 0.31 71
IV.FDMO.HHZ. 2019-12-15T15:42:40.98 0.3 undecidable manual S 328 26.0517 107 -0.19 72
IV.MTRA.HNE. 2019-12-15T15:42:38.15 0.3 undecidable manual S 128 14.4744 127 -0.24 73
IV.TERO.HHZ. 2019-12-15T15:42:38.94 0.1 undecidable manual P 130 36.9297 100 0.2 94
IV.CSP1.EHZ. 2019-12-15T15:42:37.26 0.3 positive manual P 351 28.5492 105 -0.22 72
IT.MTCL.HGE. 2019-12-15T15:42:37.19 1.0 undecidable manual P 310 27.2505 106 -0.09 25
IV.MC2.EHZ. 2019-12-15T15:42:37.72 0.3 undecidable manual S 326 9.879 140 0.21 75
IV.NRCA.HHZ. 2019-12-15T15:42:37.89 0.3 undecidable manual S 268 11.6772 135 0.07 77
IV.FDMO.HHZ. 2019-12-15T15:42:36.91 1.0 undecidable manual P 328 26.0517 107 -0.2 24
IV.MMO1.EHZ. 2019-12-15T15:42:36.94 0.6 undecidable manual S 39 8.88 144 -0.4 47
IV.SMA1.EHZ. 2019-12-15T15:42:36.79 0.6 undecidable manual P 164 23.8539 110 0 50
IV.MF5.EHZ. 2019-12-15T15:42:36.87 0.6 undecidable manual P 45 23.4543 110 0.14 49
IV.MC2.EHZ. 2019-12-15T15:42:35.30 0.1 undecidable manual P 326 9.879 140 0.3 97
IV.MTRA.HNE. 2019-12-15T15:42:35.37 0.1 undecidable manual P 128 14.4744 127 -0.14 100
IV.NRCA.HHZ. 2019-12-15T15:42:35.27 0.3 undecidable manual P 268 11.6772 135 0.09 76
IV.MMO1.EHZ. 2019-12-15T15:42:34.75 1.0 undecidable manual P 39 8.88 144 -0.16 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.0 0.00007907217 0.0768 AML other m 2019-12-15T15:42:38.27
IV.NRCA.HHN. ML:0.9 0.00007263992999999999 0.0768 AML other m 2019-12-15T15:42:38.16
IV.SMA1.EHE. ML:0.9 0.000038791515 0.1408 AML other m 2019-12-15T15:42:40.86
IV.SMA1.EHN. ML:1.1 0.00007120015 0.192 AML other m 2019-12-15T15:42:40.93
IV.MF5.EHE. ML:0.7 0.0000300472565 0.3328 AML other m 2019-12-15T15:42:40.99
IV.MF5.EHN. ML:0.9 0.0000471877765 1.024 AML other m 2019-12-15T15:42:41.09
IV.FDMO.HHE. ML:0.5 0.000013871460499999998 0.2432 AML other m 2019-12-15T15:42:41.17
IV.FDMO.HHN. ML:0.6 0.000020874685 0.3328 AML other m 2019-12-15T15:42:41.30
IV.TERO.HHE. ML:0.6 0.0000145189295 0.1408 AML other m 2019-12-15T15:42:44.81
IV.TERO.HHN. ML:0.6 0.000014511219999999999 0.0512 AML other m 2019-12-15T15:42:44.58
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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