Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 14-12-2019 and time 20:49:08 (Italy) in region 6 km W Montemonaco (AP)

A magnitude ML 1.2 earthquake occured in region: 6 km W Montemonaco (AP), on

  • 14-12-2019 19:49:08 (UTC)
  • 14-12-2019 20:49:08 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8780, 13.2600 at 18 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Montemonaco AP 6 604 604
Montegallo AP 7 523 1127
Castelsantangelo sul Nera MC 9 281 1408
Montefortino FM 10 1178 2586
Arquata del Tronto AP 12 1178 3764
Ussita MC 12 444 4208
Bolognola MC 13 142 4350
Amandola FM 14 3629 7979
Visso MC 15 1107 9086
Comunanza AP 16 3166 12252
Palmiano AP 16 196 12448
Norcia PG 17 4957 17405
Acquasanta Terme AP 17 2916 20321
Roccafluvione AP 18 2010 22331
Sarnano MC 18 3264 25595
Preci PG 18 724 26319
Acquacanina MC 18 121 26440
Venarotta AP 19 2066 28506
Fiastra MC 20 559 29065

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km NW of Teramo (54892 inhabitants)
46 Km E of Foligno (57155 inhabitants)
60 Km N of L'Aquila (69753 inhabitants)
61 Km NE of Terni (111501 inhabitants)
75 Km E of Perugia (166134 inhabitants)
83 Km W of Montesilvano (53738 inhabitants)
85 Km S of Ancona (100861 inhabitants)
91 Km NW of Pescara (121014 inhabitants)
95 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
Bulletin
Rev1000 		ML 1.2 2019-12-14
19:49:08		 42.8775 13.2603 18 2020-02-28
16:42:23		 Bollettino Sismico Italiano INGV 76377281
Reviewed
Rev100 		ML 1.2 2019-12-14
19:49:08		 42.8743 13.2702 17 2019-12-14
19:57:40		 Sala Sismica INGV-Roma 74628511
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-14 19:49:08 ± 0.12
Latitude 42.8775 ± 0.0036
Longitude 13.2603 ± 0.0074
Depth (km) 18 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76377281

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 518
Semi-minor axis of confidence ellipse (meter) 210
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 91
Circular confidence region, given by single value of horizontal uncertainty (meter) 520.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 101
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31836
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 76377281
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-09 15:36:18

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 74628511
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-14 19:57:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VIVA.HHZ. 2019-12-14T19:49:46.43 3.0 undecidable manual Sg -0.07 0
IV.LNSS.HHZ. 2019-12-14T19:49:20.90 0.6 undecidable manual S 211 35.3424 106 0.49 44
IV.MML1.EHZ. 2019-12-14T19:49:20.51 0.6 undecidable manual S 318 35.1426 106 0.16 47
IV.SMA1.EHZ. 2019-12-14T19:49:18.48 0.3 undecidable manual S 167 28.0497 112 -0.09 72
IV.T1299.HNN. 2019-12-14T19:49:18.56 0.3 undecidable manual S 176 27.0507 113 0.25 70
IV.GUMA.HHZ. 2019-12-14T19:49:17.18 0.6 undecidable manual S 16 21.4674 120 0.2 47
IV.FDMO.HHZ. 2019-12-14T19:49:17.07 0.3 undecidable manual S 322 22.5552 119 -0.17 71
IV.MF5.EHZ. 2019-12-14T19:49:16.97 0.3 undecidable manual S 53 20.2686 122 0.25 69
IV.MML1.EHZ. 2019-12-14T19:49:15.37 0.3 undecidable manual P 318 35.1426 106 0.13 71
IV.LNSS.HHZ. 2019-12-14T19:49:15.14 0.1 undecidable manual P 211 35.3424 106 -0.13 94
IV.NRCA.HHZ. 2019-12-14T19:49:15.23 0.3 undecidable manual S 248 12.876 138 0.04 75
IV.SMA1.EHZ. 2019-12-14T19:49:14.04 0.3 undecidable manual P 167 28.0497 112 -0.17 71
IV.MC2.EHZ. 2019-12-14T19:49:14.65 0.3 undecidable manual S 303 6.8931 155 0.34 71
IV.T1299.HNN. 2019-12-14T19:49:14.00 0.3 undecidable manual P 176 27.0507 113 -0.06 73
IV.MMO1.EHZ. 2019-12-14T19:49:13.93 0.3 undecidable manual S 66 5.8941 159 -0.27 72
IV.GUMA.HHZ. 2019-12-14T19:49:13.17 0.3 undecidable manual P 16 21.4674 120 -0.12 73
IV.MF5.EHZ. 2019-12-14T19:49:13.29 0.3 undecidable manual P 53 20.2686 122 0.15 71
IV.FDMO.HHZ. 2019-12-14T19:49:13.16 0.3 undecidable manual P 322 22.5552 119 -0.28 69
IV.NRCA.HHZ. 2019-12-14T19:49:12.22 0.1 undecidable manual P 248 12.876 138 -0.04 99
IV.MMO1.EHZ. 2019-12-14T19:49:11.47 0.1 undecidable manual P 66 5.8941 159 -0.22 98
IV.MC2.EHZ. 2019-12-14T19:49:11.82 0.1 undecidable manual P 303 6.8931 155 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:1.0 0.000042388484999999995 0.3232 AML other m 2019-12-14T19:49:15.45
IV.NRCA.HNE. ML:1.4 0.00020756625000000002 0.128 AML other m 2019-12-14T19:49:15.37
IV.NRCA.HHE. ML:1.4 0.0001952662 0.1408 AML other m 2019-12-14T19:49:15.44
IV.NRCA.HHN. ML:1.3 0.00016059994999999998 0.1536 AML other m 2019-12-14T19:49:15.87
IV.FDMO.HHN. ML:0.8 0.00003504304 0.1664 AML other m 2019-12-14T19:49:17.39
IV.FDMO.HHE. ML:0.7 0.000022824055 0.1408 AML other m 2019-12-14T19:49:17.76
IV.SMA1.EHN. ML:1.1 0.000058884255000000005 0.1536 AML other m 2019-12-14T19:49:18.71
IV.SMA1.EHE. ML:1.0 0.000042894919999999996 1.8464 AML other m 2019-12-14T19:49:19.05
IV.NRCA.HNN. ML:1.4 0.00020172479999999997 0.9376 AML other m 2019-12-14T19:49:21.91
IV.LNSS.HHE. ML:1.0 0.0000348608865 0.1152 AML other m 2019-12-14T19:49:22.11
IV.LNSS.HNN. ML:1.8 0.00024208475 0.8096 AML other m 2019-12-14T19:49:23.48
IV.LNSS.HNE. ML:1.5 0.00010763122999999999 1.3088 AML other m 2019-12-14T19:49:39.98
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