Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 11-12-2019 and time 08:03:46 (Italy) in region 2 km N Barete (AQ)

A magnitude ML 1.6 earthquake occured in region: 2 km N Barete (AQ), on

  • 11-12-2019 07:03:46 (UTC)
  • 11-12-2019 08:03:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4700, 13.2750 at 14 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
Barete AQ 2 737 737
Pizzoli AQ 4 4326 5063
Cagnano Amiterno AQ 4 1369 6432
Capitignano AQ 6 665 7097
Montereale AQ 7 2581 9678
Scoppito AQ 11 3727 13405
Campotosto AQ 13 542 13947
Borbona RI 13 617 14564
Posta RI 16 694 15258
L'Aquila AQ 17 69753 85011
Antrodoco RI 17 2588 87599
Amatrice RI 18 2657 90256
Micigliano RI 18 127 90383
Crognaleto TE 19 1297 91680
Cittareale RI 19 482 92162
Borgo Velino RI 19 972 93134
Tornimparte AQ 20 3187 96321

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of L'Aquila (69753 inhabitants)
41 Km SW of Teramo (54892 inhabitants)
52 Km E of Terni (111501 inhabitants)
69 Km NE of Tivoli (56533 inhabitants)
69 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km SE of Foligno (57155 inhabitants)
72 Km W of Montesilvano (53738 inhabitants)
75 Km W of Chieti (51815 inhabitants)
77 Km W of Pescara (121014 inhabitants)
91 Km NE of Roma (2864731 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
96 Km NE of Velletri (53303 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 1.6 2019-12-11
07:03:46		 42.4702 13.2752 14 2020-02-28
16:42:18		 Bollettino Sismico Italiano INGV 75357201
Reviewed
Rev100 		ML 1.6 2019-12-11
07:03:46		 42.4623 13.277 12 2019-12-11
07:10:05		 Sala Sismica INGV-Roma 74544011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-11 07:03:46 ± 0.07
Latitude 42.4702 ± 0.0027
Longitude 13.2752 ± 0.0037
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75357201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 319
Semi-minor axis of confidence ellipse (meter) 99
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 317
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 26
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.58276
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 75357201
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-07 10:06:09

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 74544011
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-11 07:10:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
SI.KOSI.HHZ. 2019-12-11T07:05:55.27 3.0 undecidable manual Sg 16.84 0
HL.VLS.HHZ. 2019-12-11T07:05:49.63 3.0 undecidable manual Pg 24.190001 0
OX.CIMO.HHZ. 2019-12-11T07:05:33.61 3.0 undecidable manual Sn 3.26 0
IV.IFIL.HHZ. 2019-12-11T07:05:27.03 3.0 undecidable manual Sn -2.25 0
IV.CAR1.HHZ. 2019-12-11T07:05:25.18 3.0 undecidable manual Sn -1.41 0
IV.CRND.HNZ. 2019-12-11T07:05:20.56 3.0 undecidable manual Sn -0.02 0
CR.STON.BHZ. 2019-12-11T07:05:13.82 3.0 undecidable manual Sn 0.54 0
IV.HAGA.HHZ. 2019-12-11T07:05:07.44 3.0 undecidable manual Pn 5.3 0
IV.GMB.BHZ. 2019-12-11T07:05:05.12 3.0 undecidable manual Pg 11.98 0
IV.MILZ.HHZ. 2019-12-11T07:05:00.16 3.0 undecidable manual Pg 10.71 0
IV.SARZ.HNZ. 2019-12-11T07:04:57.15 3.0 undecidable manual Pg 12.03 0
IV.ESML.HHZ. 2019-12-11T07:04:56.47 3.0 undecidable manual Pn -0.5 0
IV.IMI.HHZ. 2019-12-11T07:04:55.15 3.0 undecidable manual Pn 7.22 0
IV.MTGR.HHZ. 2019-12-11T07:04:49.21 3.0 undecidable manual Pn -2.19 0
IV.RIBO.EHZ.01 2019-12-11T07:04:37.71 3.0 undecidable manual Sn 1.47 0
IV.MGR.HHZ. 2019-12-11T07:04:34.53 3.0 undecidable manual Pg 6.38 0
IV.IMOL.HNZ. 2019-12-11T07:04:29.52 3.0 undecidable manual Pg 8.58 0
IV.PTRJ.HNZ. 2019-12-11T07:04:27.65 3.0 undecidable manual Sg 1.11 0
IV.FIR.HHZ. 2019-12-11T07:04:18.52 3.0 undecidable manual Pn 0.78 0
IV.MMO1.EHZ. 2019-12-11T07:04:02.46 0.6 undecidable manual S 5 47.8188 95 0.24 45
IV.NRCA.HHZ. 2019-12-11T07:04:00.79 0.3 undecidable manual S 342 42.4242 96 0 72
IV.MTRA.EHZ. 2019-12-11T07:03:58.13 0.3 undecidable manual S 17 33.3444 99 -0.24 70
IV.FDMO.HHZ. 2019-12-11T07:03:58.50 0.6 undecidable manual P 346 64.6908 94 0.14 45
IV.TERO.HHZ. 2019-12-11T07:03:57.76 0.6 undecidable manual S 58 31.746 100 -0.21 47
IV.FIAM.HNZ. 2019-12-11T07:03:56.39 0.3 undecidable manual S 210 25.8519 103 -0.04 74
IV.MMO1.EHZ. 2019-12-11T07:03:55.66 0.3 undecidable manual P 5 47.8188 95 -0.11 70
IV.GIGS.HHZ. 2019-12-11T07:03:55.98 0.3 undecidable manual S 94 24.4533 105 -0.08 74
IV.LNSS.HHZ. 2019-12-11T07:03:55.77 0.6 undecidable manual S 308 24.1536 105 -0.22 47
IV.NRCA.HHZ. 2019-12-11T07:03:54.89 0.3 undecidable manual P 342 42.4242 96 -0.05 72
IV.T1299.EHZ. 2019-12-11T07:03:54.54 0.3 undecidable manual S 2 18.1707 114 0.05 75
IV.SMA1.EHZ. 2019-12-11T07:03:54.85 0.3 undecidable manual S 15 18.4704 113 0.3 71
MN.AQU.HNZ. 2019-12-11T07:03:54.32 0.3 undecidable manual S 140 16.6722 117 0.2 73
IV.FAGN.HHZ. 2019-12-11T07:03:53.87 0.6 undecidable manual P 132 33.9438 99 0.22 47
IV.TERO.HHZ. 2019-12-11T07:03:53.17 0.1 undecidable manual P 58 31.746 100 -0.15 96
IV.CAMP.HHZ. 2019-12-11T07:03:53.38 0.3 undecidable manual S 56 13.1757 126 0.07 75
IV.MTRA.EHZ. 2019-12-11T07:03:53.51 0.1 positive manual P 17 33.3444 99 -0.04 98
IV.LNSS.HHZ. 2019-12-11T07:03:52.29 0.1 undecidable manual P 308 24.1536 105 0.11 97
IV.FIAM.HNZ. 2019-12-11T07:03:52.50 0.3 undecidable manual P 210 25.8519 103 0.07 73
IV.GIGS.HHZ. 2019-12-11T07:03:52.02 0.1 undecidable manual P 94 24.4533 105 -0.19 96
IV.SMA1.EHZ. 2019-12-11T07:03:51.66 0.1 positive manual P 15 18.4704 113 0.32 94
IV.RM33.EHZ. 2019-12-11T07:03:51.95 0.3 undecidable manual S 311 6.5934 150 -0.18 74
IV.T1299.EHZ. 2019-12-11T07:03:51.00 0.1 undecidable manual P 2 18.1707 114 -0.31 95
MN.AQU.HNZ. 2019-12-11T07:03:50.72 0.3 undecidable manual P 140 16.6722 117 -0.38 70
IV.CAMP.HHZ. 2019-12-11T07:03:50.88 0.1 undecidable manual P 56 13.1757 126 0.25 96
IV.RM33.EHZ. 2019-12-11T07:03:50.08 0.1 undecidable manual P 311 6.5934 150 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.3 0.0002465 0.08 AML other m 2019-12-11T07:03:50.41
IV.RM33.EHE. ML:1.3 0.00020950000000000002 0.6 AML other m 2019-12-11T07:03:53.24
IV.LNSS.HHE. ML:1.4 0.000152 0.6 AML other m 2019-12-11T07:03:56.76
IV.LNSS.HHN. ML:1.6 0.00020750000000000003 0.86 AML other m 2019-12-11T07:03:57.50
IV.MTRA.EHE. ML:1.7 0.00022549999999999998 0.1 AML other m 2019-12-11T07:03:58.48
IV.MTRA.EHN. ML:1.8 0.0002455 0.44 AML other m 2019-12-11T07:03:58.30
IV.NRCA.HHE. ML:1.8 0.000184 0.12 AML other m 2019-12-11T07:04:01.34
IV.NRCA.HHN. ML:1.6 0.00011549999999999999 0.42 AML other m 2019-12-11T07:04:01.91
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