Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 08-12-2019 and time 22:55:54 (UTC) in region 2 km NE Barete (AQ)

A magnitude ML 1.7 earthquake occured in region: 2 km NE Barete (AQ), on

  • 08-12-2019 22:55:54 (UTC)
  • 08-12-2019 23:55:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4630, 13.3080 at 12 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 3 4326 5063
Capitignano AQ 7 665 5728
Cagnano Amiterno AQ 7 1369 7097
Montereale AQ 9 2581 9678
Scoppito AQ 11 3727 13405
Campotosto AQ 12 542 13947
L'Aquila AQ 14 69753 83700
Borbona RI 15 617 84317
Crognaleto TE 17 1297 85614
Posta RI 19 694 86308
Amatrice RI 19 2657 88965
Tornimparte AQ 19 3187 92152
Lucoli AQ 19 1011 93163
Antrodoco RI 19 2588 95751

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NW of L'Aquila (69753 inhabitants)
39 Km SW of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
70 Km NE of Tivoli (56533 inhabitants)
70 Km NE of Guidonia Montecelio (88673 inhabitants)
72 Km W of Chieti (51815 inhabitants)
74 Km SE of Foligno (57155 inhabitants)
74 Km W of Pescara (121014 inhabitants)
93 Km NE of Roma (2864731 inhabitants)
97 Km NE of Velletri (53303 inhabitants)
99 Km E of Viterbo (67173 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 1.7 2019-12-08
22:55:54		 42.463 13.3077 12 2020-02-28
16:42:21		 Bollettino Sismico Italiano INGV 75940641
Reviewed
Rev100 		ML 1.7 2019-12-08
22:55:54		 42.4683 13.309 15 2019-12-08
23:02:21		 Sala Sismica INGV-Roma 74445671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-08 22:55:54 ± 0.06
Latitude 42.4630 ± 0.0027
Longitude 13.3077 ± 0.0061
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75940641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 530
Semi-minor axis of confidence ellipse (meter) 117
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 78
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.08274
Epicentral distance of station farthest from the epicenter (degree) 0.63492
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 75940641
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-28 09:11:25

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 74445671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-08 23:02:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2019-12-08T22:56:14.70 0.1 undecidable manual S 344 66.0894 91 0.29 85
IV.MF5.EHZ. 2019-12-08T22:56:13.49 0.1 undecidable manual S 12 59.496 91 0.83 73
IV.PTQR.HHZ. 2019-12-08T22:56:10.02 0.3 undecidable manual S 171 49.5171 91 0.04 70
IV.MC2.EHZ. 2019-12-08T22:56:10.60 0.1 undecidable manual S 349 50.7159 91 0.3 87
IV.MMO1.EHZ. 2019-12-08T22:56:09.67 0.1 undecidable manual S 2 48.4182 91 -0.03 94
IV.T0110.HHZ. 2019-12-08T22:56:09.61 0.1 undecidable manual S 124 46.3203 91 0.47 87
IV.NRCA.HHZ. 2019-12-08T22:56:08.25 0.1 undecidable manual S 339 44.0226 91 -0.27 91
IV.MNTT.EHZ. 2019-12-08T22:56:07.35 0.3 undecidable manual P 19 70.4739 91 0.76 55
IV.MF5.EHZ. 2019-12-08T22:56:05.13 0.1 undecidable manual P 12 59.496 91 0.23 88
IV.MTRA.EHZ. 2019-12-08T22:56:05.17 0.1 undecidable manual S 13 33.3444 92 -0.51 87
IV.FDMO.HHZ. 2019-12-08T22:56:05.92 0.1 undecidable manual P 344 66.0894 91 0 91
IV.FAGN.HHZ. 2019-12-08T22:56:05.65 0.1 undecidable manual S 134 31.4463 92 0.47 90
IV.TERO.HHZ. 2019-12-08T22:56:04.28 0.1 undecidable manual S 54 30.0477 92 -0.5 85
IV.LNSS.HHZ. 2019-12-08T22:56:03.83 0.1 undecidable manual S 305 26.751 92 -0.1 98
IV.T0110.HHZ. 2019-12-08T22:56:03.00 0.1 undecidable manual P 124 46.3203 91 0.12 93
IV.FIAM.HHZ. 2019-12-08T22:56:03.68 0.1 undecidable manual S 216 26.6511 92 -0.21 95
IV.MC2.EHZ. 2019-12-08T22:56:03.89 0.1 undecidable manual P 349 50.7159 91 0.35 87
IV.NRCA.HHZ. 2019-12-08T22:56:02.24 0.1 undecidable manual P 339 44.0226 91 -0.28 91
IV.GIGS.HHZ. 2019-12-08T22:56:02.20 0.1 undecidable manual S 93 21.7671 94 -0.37 89
IV.MMO1.EHZ. 2019-12-08T22:56:02.98 0.1 undecidable manual P 2 48.4182 91 -0.22 90
IV.PTQR.HHZ. 2019-12-08T22:56:02.98 0.3 undecidable manual P 171 49.5171 91 -0.39 65
IV.SMA1.EHZ. 2019-12-08T22:56:01.94 0.1 undecidable manual S 7 18.7701 96 0.16 96
IV.T1299.EHZ. 2019-12-08T22:56:01.83 0.1 undecidable manual S 354 19.0698 95 -0.05 99
IV.TERO.HHZ. 2019-12-08T22:56:00.02 0.1 undecidable manual P 54 30.0477 92 -0.34 90
IV.MTRA.EHZ. 2019-12-08T22:56:00.53 0.1 positive manual P 13 33.3444 92 -0.34 90
IV.FAGN.HHZ. 2019-12-08T22:56:00.64 0.1 undecidable manual P 134 31.4463 92 0.06 97
MN.AQU.HNZ. 2019-12-08T22:56:00.59 0.3 undecidable manual S 147 14.4744 104 -0.06 73
IV.FIAM.HHZ. 2019-12-08T22:55:59.84 0.1 undecidable manual P 216 26.6511 92 0 97
IV.RM33.EHZ. 2019-12-08T22:55:59.27 0.1 undecidable manual S 304 9.1797 128 -0.11 100
IV.CAMP.HHZ. 2019-12-08T22:55:59.96 0.1 undecidable manual S 46 11.5773 117 0.03 100
IV.LNSS.HHZ. 2019-12-08T22:55:59.75 0.1 undecidable manual P 305 26.751 92 -0.11 97
MN.AQU.HNZ. 2019-12-08T22:55:58.47 0.3 undecidable manual P 147 14.4744 104 0.49 68
IV.SMA1.EHZ. 2019-12-08T22:55:58.61 0.1 undecidable manual P 7 18.7701 96 -0.01 99
IV.T1299.EHZ. 2019-12-08T22:55:58.46 0.1 undecidable manual P 354 19.0698 95 -0.22 95
IV.GIGS.HHZ. 2019-12-08T22:55:58.84 0.1 undecidable manual P 93 21.7671 94 -0.24 93
IV.CAMP.HHZ. 2019-12-08T22:55:57.70 0.1 positive manual P 46 11.5773 117 0.15 98
IV.RM33.EHZ. 2019-12-08T22:55:57.33 0.1 negative manual P 304 9.1797 128 0.09 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.7 0.0006640928500000001 0.128 AML other m 2019-12-08T22:55:59.35
IV.RM33.HNN. ML:1.7 0.00066227675 0.1024 AML other m 2019-12-08T22:55:59.35
IV.CAMP.HHE. ML:1.2 0.000172933395 0.1792 AML other m 2019-12-08T22:56:00.10
IV.CAMP.HHN. ML:1.4 0.00023803895 0.2944 AML other m 2019-12-08T22:56:00.31
IV.SMA1.EHN. ML:2.0 0.00083664335 0.3584 AML other m 2019-12-08T22:56:02.52
IV.SMA1.EHE. ML:2.2 0.0013264995000000003 0.32 AML other m 2019-12-08T22:56:02.37
IV.LNSS.HNN. ML:1.7 0.0002645718 0.448 AML other m 2019-12-08T22:56:04.15
IV.LNSS.HHE. ML:1.5 0.00017825505 0.0896 AML other m 2019-12-08T22:56:04.82
IV.LNSS.HHN. ML:1.7 0.0002714758 0.448 AML other m 2019-12-08T22:56:04.15
IV.FIAM.HHN. ML:0.9 0.000040110025 0.1792 AML other m 2019-12-08T22:56:04.27
IV.TERO.HHN. ML:1.3 0.0000862603 0.0512 AML other m 2019-12-08T22:56:04.73
IV.MTRA.HNN. ML:1.9 0.0003461567 0.1024 AML other m 2019-12-08T22:56:05.35
IV.MTRA.EHN. ML:1.9 0.00033195980000000005 0.1152 AML other m 2019-12-08T22:56:05.30
IV.MTRA.HNE. ML:1.9 0.00036616080000000003 0.1408 AML other m 2019-12-08T22:56:05.52
IV.MTRA.EHE. ML:2.0 0.0003776019 0.1408 AML other m 2019-12-08T22:56:05.53
IV.NRCA.HNE. ML:1.7 0.00014502014499999998 0.128 AML other m 2019-12-08T22:56:09.13
IV.NRCA.HHE. ML:1.7 0.000144271 0.1152 AML other m 2019-12-08T22:56:09.18
IV.T0110.HHN. ML:1.6 0.00009819316 0.3584 AML other m 2019-12-08T22:56:11.72
IV.T0110.HHE. ML:1.5 0.00008788855 0.32 AML other m 2019-12-08T22:56:11.56
IV.FDMO.HHE. ML:0.9 0.0000127869805 0.128 AML other m 2019-12-08T22:56:16.49
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