Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 17-01-2020 and time 23:43:11 (Italy) in region 1 km SE Barete (AQ)

A magnitude ML 1.3 earthquake occured in region: 1 km SE Barete (AQ), on

  • 17-01-2020 22:43:11 (UTC)
  • 17-01-2020 23:43:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4440, 13.2860 at 15 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 1 737 737
Pizzoli AQ 1 4326 5063
Cagnano Amiterno AQ 5 1369 6432
Scoppito AQ 8 3727 10159
Capitignano AQ 9 665 10824
Montereale AQ 10 2581 13405
L'Aquila AQ 14 69753 83158
Campotosto AQ 15 542 83700
Borbona RI 15 617 84317
Tornimparte AQ 17 3187 87504
Antrodoco RI 17 2588 90092
Lucoli AQ 17 1011 91103
Posta RI 18 694 91797
Micigliano RI 19 127 91924
Borgo Velino RI 19 972 92896
Crognaleto TE 20 1297 94193

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NW of L'Aquila (69753 inhabitants)
42 Km SW of Teramo (54892 inhabitants)
54 Km E of Terni (111501 inhabitants)
67 Km NE of Tivoli (56533 inhabitants)
67 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km W of Montesilvano (53738 inhabitants)
73 Km W of Chieti (51815 inhabitants)
74 Km SE of Foligno (57155 inhabitants)
76 Km W of Pescara (121014 inhabitants)
90 Km NE of Roma (2864731 inhabitants)
94 Km NE of Velletri (53303 inhabitants)
97 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 1.3 2020-01-17
22:43:11		 42.4435 13.2863 15 2020-07-18
21:08:30		 Bollettino Sismico Italiano INGV 77726411
Reviewed
Rev100 		ML 1.2 2020-01-17
22:43:12		 42.4392 13.2943 11 2020-01-17
22:51:42		 Sala Sismica INGV-Roma 75621121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-17 22:43:11 ± 0.07
Latitude 42.4435 ± 0.0036
Longitude 13.2863 ± 0.0049
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77726411

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 399
Semi-minor axis of confidence ellipse (meter) 141
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 287
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41009
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 77726411
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-31 10:32:11

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 75621121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-17 22:51:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2020-01-17T22:44:57.56 3.0 undecidable manual Sn -2.71 0
IV.CLTA.HHZ. 2020-01-17T22:44:36.17 3.0 undecidable manual Pn 4.51 0
RF.GEPF.HHZ. 2020-01-17T22:44:16.72 3.0 positive manual Pn 3.53 0
IV.ILLI.HHZ. 2020-01-17T22:44:13.90 3.0 negative manual Pn -2.58 0
IV.MAON.HHZ. 2020-01-17T22:44:01.48 3.0 undecidable manual S -2.56 0
IV.CPGN.EHZ. 2020-01-17T22:43:57.50 3.0 undecidable manual S -6.7 0
IV.MAGO.CHZ. 2020-01-17T22:43:50.67 3.0 undecidable manual Pg 2.03 0
IV.TOLF.HHZ. 2020-01-17T22:43:48.79 3.0 undecidable manual S 0.43 0
IV.EL6.EHZ. 2020-01-17T22:43:40.34 3.0 undecidable manual S -7.25 0
IV.OFFI.HHZ. 2020-01-17T22:43:38.11 3.0 undecidable manual S 0.89 0
IV.FDMO.HHZ. 2020-01-17T22:43:33.05 3.0 undecidable manual S -5.04 0
IV.RMP.HHZ. 2020-01-17T22:43:27.20 3.0 positive manual Pg -0.04 0
IV.NRCA.HHZ. 2020-01-17T22:43:26.75 0.6 undecidable manual S 342 45.5211 96 0.23 46
IV.FIAM.HHZ. 2020-01-17T22:43:21.04 0.6 undecidable manual S 216 23.8539 107 0.18 47
IV.LNSS.HNZ. 2020-01-17T22:43:21.76 0.6 undecidable manual S 311 26.751 104 0.16 48
IV.SMA1.EHZ. 2020-01-17T22:43:20.48 0.6 undecidable manual S 11 21.1677 111 0.32 47
IV.GIGS.HHZ. 2020-01-17T22:43:20.49 0.6 undecidable manual S 87 23.4543 108 -0.26 47
IV.NRCA.HHZ. 2020-01-17T22:43:20.30 0.1 undecidable manual P 342 45.5211 96 -0.03 95
IV.T1299.HNE. 2020-01-17T22:43:20.35 0.3 undecidable manual S 359 21.1677 111 0.19 72
IV.CAMP.HHE. 2020-01-17T22:43:18.28 0.6 undecidable manual S 44 14.3745 125 -0.27 47
MN.AQU.HNZ. 2020-01-17T22:43:18.89 0.6 undecidable manual S 136 13.875 126 0.44 46
IV.FAGN.HHZ. 2020-01-17T22:43:18.39 0.3 undecidable manual P 129 31.3464 101 0.22 70
IV.LNSS.HNZ. 2020-01-17T22:43:17.44 0.1 undecidable manual P 311 26.751 104 -0.05 98
IV.RM33.EHZ. 2020-01-17T22:43:17.24 0.6 undecidable manual S 321 9.3795 140 -0.32 47
IV.T1299.HNE. 2020-01-17T22:43:16.73 0.3 undecidable manual P 359 21.1677 111 0.07 74
IV.SMA1.EHZ. 2020-01-17T22:43:16.75 0.1 undecidable manual P 11 21.1677 111 0.1 98
IV.GIGS.HHZ. 2020-01-17T22:43:16.77 0.1 undecidable manual P 87 23.4543 108 -0.22 95
IV.FIAM.HHZ. 2020-01-17T22:43:16.87 0.1 undecidable manual P 216 23.8539 107 -0.19 96
MN.AQU.HNZ. 2020-01-17T22:43:15.63 0.3 undecidable manual P 136 13.875 126 -0.04 75
IV.RM33.EHZ. 2020-01-17T22:43:15.08 0.1 undecidable manual P 321 9.3795 140 -0.08 100
IV.CAMP.HHE. 2020-01-17T22:43:15.69 0.1 undecidable manual P 44 14.3745 125 -0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.2 0.000157 0.22 AML other m 2020-01-17T22:43:17.85
IV.RM33.EHE. ML:1.0 0.000111 0.36 AML other m 2020-01-17T22:43:18.19
IV.SMA1.EHN. ML:1.6 0.0002655 0.32 AML other m 2020-01-17T22:43:20.90
IV.SMA1.EHE. ML:1.3 0.0001325 0.7 AML other m 2020-01-17T22:43:20.47
IV.FAGN.HHE. ML:1.3 0.00008060000000000001 0.38 AML other m 2020-01-17T22:43:28.41
IV.FAGN.HHN. ML:1.1 0.0000551 0.74 AML other m 2020-01-17T22:43:28.95
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