Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 07-11-2019 and time 22:52:08 (Italy) in region 4 km SE Balsorano (AQ)

A magnitude ML 0.9 earthquake occured in region: 4 km SE Balsorano (AQ), on

  • 07-11-2019 21:52:08 (UTC)
  • 07-11-2019 22:52:08 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7790, 13.5920 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
Balsorano AQ 4 3569 3569
Pescosolido FR 6 1555 5124
Sora FR 7 26144 31268
San Vincenzo Valle Roveto AQ 8 2347 33615
Campoli Appennino FR 9 1725 35340
Broccostella FR 9 2741 38081
Villavallelonga AQ 10 919 39000
Isola del Liri FR 11 11715 50715
Castelliri FR 12 3454 54169
Collelongo AQ 12 1233 55402
Posta Fibreno FR 13 1139 56541
Fontechiari FR 14 1303 57844
Arpino FR 15 7262 65106
Morino AQ 15 1448 66554
Vicalvi FR 15 783 67337
Civita d'Antino AQ 16 979 68316
Alvito FR 16 2713 71029
Pescasseroli AQ 17 2203 73232
Monte San Giovanni Campano FR 17 12929 86161
Veroli FR 17 20560 106721
Boville Ernica FR 18 8737 115458
Collepardo FR 19 968 116426
Fontana Liri FR 19 2953 119379
Lecce nei Marsi AQ 19 1702 121081
Casalvieri FR 19 2698 123779
Santopadre FR 20 1357 125136
Opi AQ 20 420 125556

Municipalities with at least 50000 inhabitants

An earthquake occurred to
66 Km S of L'Aquila (69753 inhabitants)
67 Km NE of Latina (125985 inhabitants)
68 Km E of Velletri (53303 inhabitants)
69 Km E of Tivoli (56533 inhabitants)
76 Km E of Guidonia Montecelio (88673 inhabitants)
80 Km SW of Chieti (51815 inhabitants)
81 Km E of Aprilia (73446 inhabitants)
88 Km E of Anzio (54211 inhabitants)
91 Km E of Pomezia (62966 inhabitants)
92 Km SW of Pescara (121014 inhabitants)
93 Km E of Roma (2864731 inhabitants)
94 Km SW of Montesilvano (53738 inhabitants)
98 Km S of Teramo (54892 inhabitants)
100 Km NW of Caserta (76326 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 0.9 2019-11-07
21:52:08		 41.7792 13.5925 12 2020-02-28
16:42:05		 Bollettino Sismico Italiano INGV 73858271
Reviewed
Rev100 		ML 1.0 2019-11-07
21:52:08		 41.7767 13.603 13 2019-11-07
22:00:47		 Sala Sismica INGV-Roma 73716591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-07 21:52:08 ± 0.05
Latitude 41.7792 ± 0.0036
Longitude 13.5925 ± 0.0036
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 73858271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 369
Semi-minor axis of confidence ellipse (meter) 216
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 176
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.09353
Epicentral distance of station farthest from the epicenter (degree) 0.48473
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 73858271
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-11-15 14:22:34

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 73716591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-07 22:00:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CERT.HHZ. 2019-11-07T21:52:24.98 0.6 undecidable manual S 291 53.8017 91 -0.07 46
IV.CERA.HHZ. 2019-11-07T21:52:21.33 0.6 undecidable manual S 120 40.626 91 -0.18 47
IV.GIUL.HHZ. 2019-11-07T21:52:20.79 0.6 undecidable manual S 229 37.2294 91 0.19 47
IV.INTR.HHZ. 2019-11-07T21:52:20.45 0.3 undecidable manual S 45 36.4413 91 0.06 72
IV.PTQR.HHZ. 2019-11-07T21:52:19.05 0.6 undecidable manual S 330 31.2465 92 0.04 49
IV.CERT.HHZ. 2019-11-07T21:52:17.65 0.1 undecidable manual P 291 53.8017 91 -0.28 89
IV.RNI2.HNE. 2019-11-07T21:52:16.65 1.0 undecidable manual P 100 47.1195 91 -0.24 23
IV.CERA.HHZ. 2019-11-07T21:52:16.42 0.3 undecidable manual P 120 40.626 91 0.53 64
IV.GUAR.HNZ. 2019-11-07T21:52:16.91 0.3 undecidable manual S 274 23.2545 93 0.03 74
IT.OPI.HGZ. 2019-11-07T21:52:15.65 0.6 undecidable manual S 91 19.6692 94 -0.27 47
IV.GIUL.HHZ. 2019-11-07T21:52:15.25 0.1 undecidable manual P 229 37.2294 91 -0.12 95
IV.INTR.HHZ. 2019-11-07T21:52:15.00 0.3 undecidable manual P 45 36.4413 91 -0.25 69
IV.PTQR.HHZ. 2019-11-07T21:52:14.47 0.3 undecidable manual P 330 31.2465 92 0.02 73
IV.LRP.EHZ. 2019-11-07T21:52:14.61 0.3 undecidable manual S 182 14.6742 103 0.01 75
IV.VVLD.HHZ. 2019-11-07T21:52:13.63 0.3 undecidable manual S 14 10.3785 122 0.1 74
IV.GUAR.HNZ. 2019-11-07T21:52:13.32 0.3 undecidable manual P 274 23.2545 93 0.11 73
IV.POFI.HHZ. 2019-11-07T21:52:13.79 0.3 undecidable manual S 125 12.0768 114 -0.15 74
IT.OPI.HGZ. 2019-11-07T21:52:12.60 0.3 undecidable manual P 91 19.6692 94 -0.06 74
IV.LRP.EHZ. 2019-11-07T21:52:11.94 0.1 undecidable manual P 182 14.6742 103 0.04 100
IV.VVLD.HHZ. 2019-11-07T21:52:11.50 0.1 negative manual P 14 10.3785 122 0.21 97
IV.POFI.HHZ. 2019-11-07T21:52:11.53 0.3 undecidable manual P 125 12.0768 114 0.02 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PTQR.HHN. ML:0.7 0.000022499999999999998 1.32 AML other m 2019-11-07T21:52:19.91
IV.PTQR.HHE. ML:0.9 0.0000334 0.1 AML other m 2019-11-07T21:52:20.66
IV.VVLD.HNE. ML:1.1 0.00014550311 0.1408 AML other m 2019-11-07T21:52:13.73
IV.VVLD.HHE. ML:1.2 0.00016703155 0.1408 AML other m 2019-11-07T21:52:13.80
IV.VVLD.HHN. ML:1.2 0.00016726245000000002 0.1536 AML other m 2019-11-07T21:52:13.94
IV.VVLD.HNN. ML:1.1 0.0001460098 0.1408 AML other m 2019-11-07T21:52:13.87
IV.POFI.HHE. ML:0.5 0.000029295660000000002 0.0896 AML other m 2019-11-07T21:52:14.42
IV.POFI.HHN. ML:0.5 0.000030369649999999998 0.2432 AML other m 2019-11-07T21:52:15.55
IV.LRP.EHE. ML:1.4 0.0002080575 0.1792 AML other m 2019-11-07T21:52:14.75
IV.LRP.EHN. ML:1.2 0.0001279454 0.0896 AML other m 2019-11-07T21:52:14.82
IV.INTR.HHE. ML:0.9 0.000029505005 0.384 AML other m 2019-11-07T21:52:22.80
IV.GIUL.HHE. ML:0.4 0.000010761155 0.256 AML other m 2019-11-07T21:52:26.58
IV.GIUL.HHN. ML:0.6 0.000014068385 0.1792 AML other m 2019-11-07T21:52:20.91
IV.CERT.HHE. ML:1.0 0.000024075195 0.8576 AML other m 2019-11-07T21:52:30.50
IV.CERT.HHN. ML:0.8 0.000015118864500000001 0.2688 AML other m 2019-11-07T21:52:25.13
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