Earthquake with magnitude of ML 1.4 on date 11-08-2019 and time 16:03:37 (Italy) in region 2 km NW Fontecchio (AQ)

A magnitude ML 1.4 earthquake occured in region: 2 km NW Fontecchio (AQ), on

  • 11-08-2019 14:03:37 (UTC)
  • 11-08-2019 16:03:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.25, 13.6 at 8 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Fontecchio AQ 2 369 369
Fagnano Alto AQ 2 418 787
Prata d'Ansidonia AQ 3 496 1283
San Demetrio ne' Vestini AQ 6 1854 3137
Villa Sant'Angelo AQ 6 424 3561
Tione degli Abruzzi AQ 6 310 3871
Caporciano AQ 6 230 4101
San Pio delle Camere AQ 6 661 4762
Sant'Eusanio Forconese AQ 8 394 5156
Rocca di Mezzo AQ 8 1526 6682
Barisciano AQ 9 1828 8510
Carapelle Calvisio AQ 9 87 8597
Rocca di Cambio AQ 9 533 9130
Poggio Picenze AQ 9 1136 10266
Castelvecchio Calvisio AQ 10 153 10419
Fossa AQ 11 721 11140
Navelli AQ 11 554 11694
Ocre AQ 11 1167 12861
Santo Stefano di Sessanio AQ 11 111 12972
Calascio AQ 12 137 13109
Secinaro AQ 13 359 13468
Acciano AQ 13 327 13795
Capestrano AQ 14 884 14679
Ovindoli AQ 15 1227 15906
Collepietro AQ 15 237 16143
Molina Aterno AQ 16 386 16529
San Benedetto in Perillis AQ 16 113 16642
Ofena AQ 16 506 17148
Gagliano Aterno AQ 16 254 17402
Castel del Monte AQ 17 413 17815
Castelvecchio Subequo AQ 17 982 18797
Villa Santa Lucia degli Abruzzi AQ 18 123 18920
Celano AQ 19 11017 29937
Aielli AQ 19 1475 31412
Castel di Ieri AQ 19 303 31715
Bussi sul Tirino PE 19 2518 34233

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km SE of L'Aquila (69753 inhabitants)
47 Km S of Teramo (54892 inhabitants)
48 Km W of Chieti (51815 inhabitants)
54 Km SW of Montesilvano (53738 inhabitants)
56 Km W of Pescara (121014 inhabitants)
73 Km E of Tivoli (56533 inhabitants)
77 Km E of Guidonia Montecelio (88673 inhabitants)
86 Km E of Terni (111501 inhabitants)
92 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 1.4 2019-08-11
14:03:37
42.25 13.6 8 2019-11-13
14:30:58
Bollettino Sismico Italiano INGV 71619601
Reviewed
Rev100
ML 1.3 2019-08-11
14:03:37
42.24 13.6 4 2019-08-11
14:16:09
Sala Sismica INGV-Roma 71381861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-11 14:03:37 ± 0.06
Latitude 42.25 ± 0.00
Longitude 13.60 ± 0.00
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 71619601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 407
Semi-minor axis of confidence ellipse (meter) 305
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 42
Circular confidence region, given by single value of horizontal uncertainty (meter) 410
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.47664
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 71619601
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-19 07:02:50

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 71381861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-11 14:16:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CROCE.HHZ. 2019-08-11T14:05:08.60 3.0 positive manual Pg 11.06 0
RF.GEPF.HHZ. 2019-08-11T14:04:39.32 3.0 positive manual Pg 7.08 0
IV.TDS.HHZ. 2019-08-11T14:04:31.23 3.0 positive manual Pn 3.33 0
IV.RIBO.EHZ.01 2019-08-11T14:04:30.52 3.0 undecidable manual Sn -0.21 0
MN.TRI.HHZ. 2019-08-11T14:04:24.98 3.0 positive manual Pn 0.59 0
IV.RIBO.EHZ.01 2019-08-11T14:04:05.48 3.0 positive manual Pn -0.22 0
IV.LPEL.HHE. 2019-08-11T14:03:54.40 0.6 undecidable manual S 115 0.4766 50 0 49
IV.SMA1.EHZ. 2019-08-11T14:03:53.00 0.6 undecidable manual S 333 0.4281 50 0.05 49
IT.VNF1.HGZ. 2019-08-11T14:03:52.78 3.0 negative manual P -1.35 0
IV.GIUL.HHZ. 2019-08-11T14:03:52.00 3.0 positive manual P 0.2 0
IV.VVLD.HHE. 2019-08-11T14:03:51.27 0.3 undecidable manual S 177 0.3795 50 -0.25 71
IV.RM33.HNZ. 2019-08-11T14:03:51.92 1.0 undecidable manual S 312 0.3849 50 0.24 24
IV.TERO.HNZ. 2019-08-11T14:03:50.92 0.6 undecidable manual S 0 0.3732 50 -0.41 46
IV.FIAM.HHE. 2019-08-11T14:03:50.98 0.3 undecidable manual S 273 0.3579 50 0.12 73
IV.INTR.HHZ. 2019-08-11T14:03:49.58 0.3 undecidable manual S 136 0.3274 50 -0.39 69
IV.PTQR.HHE. 2019-08-11T14:03:47.97 0.3 undecidable manual S 213 0.2707 105 -0.05 75
IV.LPEL.HHE. 2019-08-11T14:03:47.16 0.3 undecidable manual P 115 0.4766 50 0.03 73
IV.VCEL.EHZ. 2019-08-11T14:03:46.78 0.6 undecidable manual S 51 0.2293 108 0.29 48
IV.SMA1.EHZ. 2019-08-11T14:03:46.24 0.3 undecidable manual P 333 0.4281 50 -0.05 73
IV.FIAM.HHE. 2019-08-11T14:03:45.42 0.3 undecidable manual P 273 0.3579 50 0.34 70
IV.GIGS.HHZ. 2019-08-11T14:03:45.58 0.3 undecidable manual S 354 0.205 110 -0.01 77
IV.VVLD.HHE. 2019-08-11T14:03:45.45 0.1 undecidable manual P 177 0.3795 50 -0.01 99
IV.RM33.HNZ. 2019-08-11T14:03:45.20 0.3 undecidable manual P 312 0.3849 50 -0.36 69
MN.AQU.HNZ. 2019-08-11T14:03:44.83 0.3 undecidable manual S 306 0.1781 113 0.19 75
IV.INTR.HHZ. 2019-08-11T14:03:44.72 0.1 undecidable manual P 136 0.3274 50 0.15 97
IV.TERO.HNZ. 2019-08-11T14:03:44.99 0.3 undecidable manual P 0 0.3732 50 -0.36 69
IV.PTQR.HHE. 2019-08-11T14:03:43.85 0.1 undecidable manual P 213 0.2707 105 0.41 93
IV.T0110.HHZ. 2019-08-11T14:03:43.21 0.3 undecidable manual S 99 0.1322 120 0.18 75
IV.GIGS.HHZ. 2019-08-11T14:03:42.18 0.1 undecidable manual P 354 0.205 110 0.14 100
IV.VCEL.EHZ. 2019-08-11T14:03:42.86 0.3 undecidable manual P 51 0.2293 108 0.3 72
MN.AQU.HNZ. 2019-08-11T14:03:41.78 0.1 undecidable manual P 306 0.1781 113 0.29 97
IV.T0110.HHZ. 2019-08-11T14:03:40.78 0.1 negative manual P 99 0.1322 120 0.22 100
IV.FAGN.HHZ. 2019-08-11T14:03:39.28 0.3 undecidable manual S 324 0.0207 165 -0.9 61
IV.FAGN.HHZ. 2019-08-11T14:03:38.49 0.1 positive manual P 324 0.0207 165 -0.43 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FAGN.HHN. ML:0 0.004720167 0.2176 AML other m 2019-08-11T14:03:39.82
IV.FAGN.HHE. ML:0 0.003875151 0.2368 AML other m 2019-08-11T14:03:40.62
IV.T0110.HHE. ML:1.5 0.0003233684 0.3392 AML other m 2019-08-11T14:03:44.01
IV.T0110.HHN. ML:1.6 0.0003768075 0.4032 AML other m 2019-08-11T14:03:46.21
IV.INTR.HHN. ML:1.2 5.278758E-5 0.5184 AML other m 2019-08-11T14:03:52.72
IV.INTR.HHE. ML:0.7 2.1661735E-5 1.4816 AML other m 2019-08-11T14:03:53.23
IV.INTR.HNN. ML:1.6 0.00016473085 1.0112 AML other m 2019-08-11T14:03:52.55
IV.INTR.HNE. ML:1.4 8.9428865E-5 2.1184 AML other m 2019-08-11T14:03:50.36
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download