Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 04-07-2019 and time 07:41:26 (Italy) in region 3 km NE Sulmona (AQ)

A magnitude ML 1.6 earthquake occured in region: 3 km NE Sulmona (AQ), on

  • 04-07-2019 05:41:26 (UTC)
  • 04-07-2019 07:41:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.0670, 13.9430 at 13 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
Sulmona AQ 3 24557 24557
Pacentro AQ 5 1174 25731
Pratola Peligna AQ 7 7577 33308
Introdacqua AQ 7 2126 35434
Roccacasale AQ 8 693 36127
Bugnara AQ 9 1125 37252
Cansano AQ 9 274 37526
Prezza AQ 9 945 38471
Sant'Eufemia a Maiella PE 10 278 38749
Corfinio AQ 10 1051 39800
Campo di Giove AQ 10 803 40603
Pettorano sul Gizio AQ 11 1376 41979
Caramanico Terme PE 11 1929 43908
Raiano AQ 12 2815 46723
Vittorito AQ 12 873 47596
Salle PE 12 308 47904
Anversa degli Abruzzi AQ 14 341 48245
Goriano Sicoli AQ 14 569 48814
Cocullo AQ 14 230 49044
Popoli PE 15 5172 54216
Rocca Pia AQ 15 178 54394
Bolognano PE 17 1108 55502
Villalago AQ 17 568 56070
Tocco da Casauria PE 17 2688 58758
Castel di Ieri AQ 18 303 59061
Roccamorice PE 18 939 60000
Abbateggio PE 19 400 60400
Bussi sul Tirino PE 19 2518 62918
Palena CH 19 1392 64310
San Valentino in Abruzzo Citeriore PE 19 1922 66232
Scanno AQ 19 1847 68079
Castelvecchio Subequo AQ 19 982 69061
Lettopalena CH 19 358 69419
San Benedetto in Perillis AQ 19 113 69532
Ortona dei Marsi AQ 19 542 70074
Molina Aterno AQ 19 386 70460
Castiglione a Casauria PE 19 831 71291
Taranta Peligna CH 19 376 71667
Torre de' Passeri PE 20 3147 74814

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km SW of Chieti (51815 inhabitants)
50 Km SW of Pescara (121014 inhabitants)
53 Km SW of Montesilvano (53738 inhabitants)
55 Km SE of L'Aquila (69753 inhabitants)
69 Km S of Teramo (54892 inhabitants)
95 Km E of Tivoli (56533 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 2019-07-04
05:41:26		 42.0673 13.9432 13 2019-11-13
14:30:53		 Bollettino Sismico Italiano INGV 70237731
Reviewed
Rev100 		ML 1.6 2019-07-04
05:41:26		 42.063 13.9567 13 2019-07-04
05:49:56		 Sala Sismica INGV-Roma 70184771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-04 05:41:26 ± 0.04
Latitude 42.0673 ± 0.0018
Longitude 13.9432 ± 0.0036
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 70237731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 254
Semi-minor axis of confidence ellipse (meter) 103
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 249
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.02158
Epicentral distance of station farthest from the epicenter (degree) 0.61244
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 70237731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-07-05 11:47:02

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 70184771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-04 05:49:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAMP.HHE. 2019-07-04T05:41:47.01 0.3 undecidable manual S 320 67.9764 92 -0.09 66
IV.LRP.EHN. 2019-07-04T05:41:44.02 0.6 undecidable manual S 212 55.1004 92 0.34 42
IV.CERA.HNN. 2019-07-04T05:41:43.26 0.6 undecidable manual S 173 52.4031 92 0.3 43
IV.GIGS.HHN. 2019-07-04T05:41:43.11 0.3 undecidable manual S 325 52.503 92 0.13 68
IV.MIDA.HHZ. 2019-07-04T05:41:43.36 0.3 undecidable manual S 151 53.7018 92 0.06 69
IV.POFI.HHE. 2019-07-04T05:41:40.49 0.3 undecidable manual S 206 43.2234 93 -0.02 70
IV.PTQR.HHZ. 2019-07-04T05:41:40.84 0.3 undecidable manual S 264 45.0216 93 -0.13 69
IV.VCEL.EHZ. 2019-07-04T05:41:39.12 0.3 undecidable manual S 347 37.2294 94 0.21 69
IV.VVLD.HHZ. 2019-07-04T05:41:38.24 0.3 undecidable manual S 230 34.3434 94 0.11 69
IV.FAGN.HHZ. 2019-07-04T05:41:38.74 0.3 undecidable manual S 307 36.8298 94 -0.06 71
IV.CAMP.HHE. 2019-07-04T05:41:38.68 0.6 undecidable manual P 320 67.9764 92 0.28 43
IT.OPI.HGE. 2019-07-04T05:41:37.79 0.3 undecidable manual S 196 33.6441 94 -0.15 70
IV.MIDA.HHZ. 2019-07-04T05:41:36.25 0.1 undecidable manual P 151 53.7018 92 0.05 92
IV.LRP.EHN. 2019-07-04T05:41:36.80 1.0 undecidable manual P 212 55.1004 92 0.38 21
IV.CERA.HNN. 2019-07-04T05:41:36.07 0.1 undecidable manual P 173 52.4031 92 0.07 91
IV.GIGS.HHN. 2019-07-04T05:41:36.31 0.6 undecidable manual P 325 52.503 92 0.3 44
IV.T0110.HHZ. 2019-07-04T05:41:34.92 0.3 undecidable manual S 323 22.6551 99 -0.1 71
IV.POFI.HHE. 2019-07-04T05:41:34.36 0.1 undecidable manual P 206 43.2234 93 -0.23 90
IV.PTQR.HHZ. 2019-07-04T05:41:34.52 0.6 undecidable manual P 264 45.0216 93 -0.33 44
IV.VVLD.HHZ. 2019-07-04T05:41:33.06 0.1 positive manual P 230 34.3434 94 -0.15 93
IT.OPI.HGE. 2019-07-04T05:41:33.17 0.3 undecidable manual P 196 33.6441 94 0.07 71
IV.LPEL.HHZ. 2019-07-04T05:41:33.96 0.3 undecidable manual S 97 19.869 102 -0.35 67
IV.VCEL.EHZ. 2019-07-04T05:41:33.74 0.1 positive manual P 347 37.2294 94 0.08 94
IV.FAGN.HHZ. 2019-07-04T05:41:33.45 0.3 undecidable manual P 307 36.8298 94 -0.15 69
IV.T0110.HHZ. 2019-07-04T05:41:31.44 0.1 undecidable manual P 323 22.6551 99 0.02 98
IV.INTR.HHZ. 2019-07-04T05:41:31.19 0.3 undecidable manual S 207 6.993 143 -0.17 73
IT.SULP.HGZ. 2019-07-04T05:41:30.86 0.3 undecidable manual S 326 2.3976 167 0.03 75
IV.LPEL.HHZ. 2019-07-04T05:41:30.89 0.1 negative manual P 97 19.869 102 -0.12 94
IT.SULP.HGZ. 2019-07-04T05:41:29.05 0.1 negative manual P 326 2.3976 167 0.05 100
IV.INTR.HHZ. 2019-07-04T05:41:29.47 0.1 positive manual P 207 6.993 143 0.17 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.INTR.HHN. ML:1.7 0.0006715 0.6 AML other m 2019-07-04T05:41:32.26
IV.INTR.HNN. ML:1.7 0.0006565 0.6 AML other m 2019-07-04T05:41:32.26
IV.INTR.HHE. ML:1.5 0.000411 0.34 AML other m 2019-07-04T05:41:32.21
IV.INTR.HNE. ML:1.7 0.0006065 0.32 AML other m 2019-07-04T05:41:32.22
IV.LPEL.HHN. ML:1.8 0.00046899999999999996 0.2 AML other m 2019-07-04T05:41:34.17
IV.LPEL.HHE. ML:2.1 0.000968 0.16 AML other m 2019-07-04T05:41:34.70
IV.T0110.HHN. ML:1.5 0.0001955 1.18 AML other m 2019-07-04T05:41:38.11
IV.T0110.HHE. ML:1.5 0.00020250000000000002 0.32 AML other m 2019-07-04T05:41:38.31
IV.VVLD.HHE. ML:1.4 0.0001001 0.22 AML other m 2019-07-04T05:41:38.67
IV.VVLD.HHN. ML:1.3 0.00008215 0.44 AML other m 2019-07-04T05:41:39.47
IV.VCEL.EHE. ML:1.6 0.00014500000000000003 0.8 AML other m 2019-07-04T05:41:39.69
IV.VCEL.EHN. ML:1.5 0.0001265 0.42 AML other m 2019-07-04T05:41:41.90
IV.MIDA.HHN. ML:1.5 0.00006950000000000001 0.88 AML other m 2019-07-04T05:41:45.65
IV.MIDA.HHE. ML:1.4 0.00006434999999999999 0.42 AML other m 2019-07-04T05:41:45.71
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