Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 07-11-2019 and time 22:40:07 (Italy) in region 4 km SE Balsorano (AQ)

A magnitude ML 2.1 earthquake occured in region: 4 km SE Balsorano (AQ), on

  • 07-11-2019 21:40:07 (UTC)
  • 07-11-2019 22:40:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7790, 13.6000 at 14 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
Campoli Appennino FR 8 1725 32993
San Vincenzo Valle Roveto AQ 9 2347 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 12 1139 56541
Fontechiari FR 14 1303 57844
Vicalvi FR 14 783 58627
Arpino FR 14 7262 65889
Morino AQ 15 1448 67337
Alvito FR 16 2713 70050
Civita d'Antino AQ 16 979 71029
Pescasseroli AQ 16 2203 73232
Monte San Giovanni Campano FR 17 12929 86161
Veroli FR 18 20560 106721
Boville Ernica FR 18 8737 115458
Lecce nei Marsi AQ 19 1702 117160
Casalvieri FR 19 2698 119858
Fontana Liri FR 19 2953 122811
Opi AQ 19 420 123231
Collepardo FR 19 968 124199
San Donato Val di Comino FR 19 2107 126306
Santopadre FR 20 1357 127663
Ortucchio AQ 20 1860 129523

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)
69 Km E of Velletri (53303 inhabitants)
69 Km E of Tivoli (56533 inhabitants)
76 Km E of Guidonia Montecelio (88673 inhabitants)
79 Km SW of Chieti (51815 inhabitants)
82 Km E of Aprilia (73446 inhabitants)
89 Km E of Anzio (54211 inhabitants)
92 Km SW of Pescara (121014 inhabitants)
92 Km E of Pomezia (62966 inhabitants)
93 Km E of Roma (2864731 inhabitants)
94 Km SW of Montesilvano (53738 inhabitants)
98 Km S of Teramo (54892 inhabitants)
99 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 2.1 2019-11-07
21:40:07		 41.7787 13.5998 14 2020-02-28
16:42:05		 Bollettino Sismico Italiano INGV 73858161
Reviewed
Rev100 		ML 2.3 2019-11-07
21:40:07		 41.7772 13.6032 13 2019-11-15
14:14:26		 Sala Sismica INGV-Roma 73716251
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-07 21:40:07 ± 0.05
Latitude 41.7787 ± 0.0027
Longitude 13.5998 ± 0.0036
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73858161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 330
Semi-minor axis of confidence ellipse (meter) 102
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 177
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 44
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.09263
Epicentral distance of station farthest from the epicenter (degree) 0.66910
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.4
Num. used stations 22
Type of magnitude ML
Reference to an origin 73858161
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-11-15 14:13:50

ML:2.3

Field Value
Value 2.3
Uncertainty 0.4
Num. used stations 14
Type of magnitude ML
Reference to an origin 73716251
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-07 21:47:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LATB.EHZ. 2019-11-07T21:40:26.88 0.6 undecidable manual S 239 61.5939 93 0.26 44
IV.CERT.HHZ. 2019-11-07T21:40:24.64 0.3 undecidable manual S 291 54.4011 94 -0.09 69
IV.RCAV.EHZ. 2019-11-07T21:40:24.88 0.6 undecidable manual S 278 54.6009 94 0.1 45
IT.SULP.HGN. 2019-11-07T21:40:22.72 0.6 undecidable manual S 38 43.4232 96 0.92 36
IV.CERA.HNN. 2019-11-07T21:40:20.52 0.6 undecidable manual S 120 40.0266 96 -0.38 44
IV.MCI.EHE. 2019-11-07T21:40:20.24 0.6 undecidable manual S 151 36.4413 97 0.29 46
IV.RMP.HHN. 2019-11-07T21:40:20.62 0.3 undecidable manual P 273 74.2701 93 0.02 67
IV.INTR.HHZ. 2019-11-07T21:40:20.26 0.6 undecidable manual S 44 36.0417 97 0.41 44
IV.GIUL.HHZ. 2019-11-07T21:40:20.56 0.6 undecidable manual S 230 37.629 97 0.3 45
IV.LIK.EHN.01 2019-11-07T21:40:19.23 0.6 undecidable manual S 186 31.1466 99 0.69 41
IV.VIVA.HHZ. 2019-11-07T21:40:19.79 0.6 undecidable manual P 268 68.6757 93 0.06 45
IV.PTQR.HHZ. 2019-11-07T21:40:18.83 0.3 undecidable manual S 329 31.6461 99 0.16 70
IV.LATB.EHZ. 2019-11-07T21:40:18.09 0.1 undecidable manual P 239 61.5939 93 -0.54 82
IV.T0110.HHZ. 2019-11-07T21:40:17.30 0.3 undecidable manual P 16 52.1034 94 0.12 68
IV.CERT.HHZ. 2019-11-07T21:40:17.31 0.1 undecidable manual P 291 54.4011 94 -0.22 90
IV.RCAV.EHZ. 2019-11-07T21:40:17.33 0.3 undecidable manual P 278 54.6009 94 -0.24 67
IV.LPEL.HHZ. 2019-11-07T21:40:17.47 0.3 undecidable manual P 58 56.5989 94 -0.4 64
IV.MIDA.HNZ. 2019-11-07T21:40:17.79 0.3 undecidable manual P 105 56.2992 94 -0.03 69
IV.GUAR.HHZ. 2019-11-07T21:40:16.42 0.6 undecidable manual S 274 23.8539 104 -0.21 47
IV.RNI2.HNE. 2019-11-07T21:40:16.69 0.6 undecidable manual P 100 46.5201 95 0.37 44
IV.CERA.HNN. 2019-11-07T21:40:15.18 0.1 undecidable manual P 120 40.0266 96 -0.15 93
IT.SULP.HGN. 2019-11-07T21:40:15.58 0.3 undecidable manual P 38 43.4232 96 -0.27 68
IT.OPI.HGZ. 2019-11-07T21:40:15.34 0.3 undecidable manual S 91 19.0698 111 -0.08 73
IV.LIK.EHN.01 2019-11-07T21:40:14.12 0.1 undecidable manual P 186 31.1466 99 0.15 94
IV.GIUL.HHZ. 2019-11-07T21:40:14.96 0.1 positive manual P 230 37.629 97 0 96
IV.LRP.EHZ. 2019-11-07T21:40:14.36 0.3 undecidable manual S 184 14.6742 121 0 75
IV.MCI.EHE. 2019-11-07T21:40:14.53 0.3 undecidable manual P 151 36.4413 97 -0.25 69
IV.PTQR.HHZ. 2019-11-07T21:40:14.01 0.1 undecidable manual P 329 31.6461 99 -0.03 97
IV.INTR.HHZ. 2019-11-07T21:40:14.60 0.1 positive manual P 44 36.0417 97 -0.12 94
IV.VVLD.HHZ. 2019-11-07T21:40:13.42 0.3 undecidable manual S 11 10.2786 134 -0.01 75
IV.POFI.HHZ. 2019-11-07T21:40:13.48 0.6 undecidable manual S 126 11.4774 130 -0.2 48
IT.OPI.HGZ. 2019-11-07T21:40:12.13 0.1 positive manual P 91 19.0698 111 -0.03 99
IV.GUAR.HHZ. 2019-11-07T21:40:12.96 0.1 undecidable manual P 274 23.8539 104 0.1 96
IV.VVLD.HHZ. 2019-11-07T21:40:11.17 0.1 positive manual P 11 10.2786 134 0.16 98
IV.POFI.HHZ. 2019-11-07T21:40:11.20 0.1 undecidable manual P 126 11.4774 130 0.05 100
IV.LRP.EHZ. 2019-11-07T21:40:11.64 0.1 positive manual P 184 14.6742 121 0.09 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VVLD.HNE. ML:2.6 0.0045053265 0.1664 AML other m 2019-11-07T21:40:13.62
IV.VVLD.HHE. ML:2.7 0.0049621345 0.1792 AML other m 2019-11-07T21:40:13.62
IV.VVLD.HHN. ML:2.6 0.004447503 0.1408 AML other m 2019-11-07T21:40:13.56
IV.VVLD.HNN. ML:2.6 0.0042391315 0.1408 AML other m 2019-11-07T21:40:13.57
IV.POFI.HNN. ML:1.8 0.0006464597 0.1664 AML other m 2019-11-07T21:40:15.42
IV.POFI.HNE. ML:1.8 0.00060666295 0.128 AML other m 2019-11-07T21:40:15.25
IV.POFI.HHE. ML:1.8 0.00055735932 0.1664 AML other m 2019-11-07T21:40:14.76
IV.POFI.HHN. ML:1.7 0.00054738135 0.1536 AML other m 2019-11-07T21:40:14.41
IV.LRP.EHE. ML:2.6 0.0034500815 0.2048 AML other m 2019-11-07T21:40:14.58
IV.LRP.EHN. ML:2.6 0.0032454270000000004 0.1664 AML other m 2019-11-07T21:40:15.26
IV.GUAR.HHN. ML:2.4 0.0015108875 0.1152 AML other m 2019-11-07T21:40:16.92
IV.GUAR.HHE. ML:2.4 0.001436489 0.1792 AML other m 2019-11-07T21:40:17.44
IV.PTQR.HHE. ML:2.0 0.00039901775000000003 0.1152 AML other m 2019-11-07T21:40:20.07
IV.PTQR.HHN. ML:2.0 0.00046504809999999995 0.2816 AML other m 2019-11-07T21:40:19.20
IV.INTR.HHN. ML:2.1 0.00047799289999999993 0.1408 AML other m 2019-11-07T21:40:21.90
IV.INTR.HHE. ML:2.0 0.00041133205 0.2304 AML other m 2019-11-07T21:40:22.50
IV.GIUL.HHN. ML:1.8 0.0002122158 0.192 AML other m 2019-11-07T21:40:22.43
IV.GIUL.HHE. ML:1.7 0.000185283975 0.2304 AML other m 2019-11-07T21:40:25.61
IV.CERT.HHN. ML:2.2 0.00038131885 0.1536 AML other m 2019-11-07T21:40:24.93
IV.CERT.HHE. ML:2.4 0.00067382235 0.1792 AML other m 2019-11-07T21:40:25.07
IV.LATB.EHN. ML:1.3 0.000038171385000000004 0.4224 AML other m 2019-11-07T21:40:30.20
IV.LATB.EHE. ML:1.5 0.000059874745 0.4352 AML other m 2019-11-07T21:40:30.16
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
Waveforms Seismic signals in miniseed + resp format Download