Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 30-11-2019 and time 19:24:45 (Italy) in region 4 km SE Balsorano (AQ)

A magnitude ML 0.8 earthquake occured in region: 4 km SE Balsorano (AQ), on

  • 30-11-2019 18:24:45 (UTC)
  • 30-11-2019 19:24:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7800, 13.5990 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
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 13 1139 56541
Fontechiari FR 14 1303 57844
Vicalvi FR 15 783 58627
Arpino FR 15 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
Collepardo FR 19 968 123779
Opi AQ 19 420 124199
San Donato Val di Comino FR 20 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 0.8 2019-11-30
18:24:45		 41.7798 13.5987 13 2020-02-28
16:42:10		 Bollettino Sismico Italiano INGV 74241131
Reviewed
Rev100 		ML 0.8 2019-11-30
18:24:45		 41.7868 13.5978 13 2019-11-30
18:30:07		 Sala Sismica INGV-Roma 74192511
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-30 18:24:45 ± 0.06
Latitude 41.7798 ± 0.0027
Longitude 13.5987 ± 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 74241131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 369
Semi-minor axis of confidence ellipse (meter) 46
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 213
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) 75
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
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) 0.09173
Epicentral distance of station farthest from the epicenter (degree) 0.48923
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 74241131
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-02 07:53:52

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 74192511
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-30 18:30:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CERT.HHZ. 2019-11-30T18:25:02.06 0.3 undecidable manual S 290 54.3012 93 -0.29 67
IV.T0110.HHZ. 2019-11-30T18:25:02.02 0.6 undecidable manual S 16 52.0035 93 0.29 45
IV.RNI2.HNE. 2019-11-30T18:25:00.33 0.6 undecidable manual S 100 46.62 94 0.03 47
IV.GIUL.HHZ. 2019-11-30T18:24:58.12 0.3 undecidable manual S 229 37.629 95 0.2 69
IV.CERA.HNE. 2019-11-30T18:24:58.50 0.3 undecidable manual S 120 40.2264 95 -0.1 70
IV.MCI.EHE. 2019-11-30T18:24:57.38 0.6 undecidable manual S 151 36.6411 96 -0.27 46
IV.PTQR.HHZ. 2019-11-30T18:24:56.29 0.3 undecidable manual S 329 31.4463 97 0.02 73
IV.RNI2.HNE. 2019-11-30T18:24:54.37 0.6 undecidable manual P 100 46.62 94 0.37 44
IV.T0110.HHZ. 2019-11-30T18:24:54.38 0.6 undecidable manual P 16 52.0035 93 -0.44 43
IV.GUAR.HNN. 2019-11-30T18:24:54.17 1.0 undecidable manual S 274 23.754 102 -0.07 25
IV.CERT.HHZ. 2019-11-30T18:24:54.89 0.1 undecidable manual P 290 54.3012 93 -0.29 89
IV.CERA.HNE. 2019-11-30T18:24:52.91 0.1 undecidable manual P 120 40.2264 95 -0.11 94
IV.MCI.EHE. 2019-11-30T18:24:52.72 1.0 undecidable manual P 151 36.6411 96 0.25 23
IV.GIUL.HHZ. 2019-11-30T18:24:52.61 0.1 positive manual P 229 37.629 95 -0.01 96
IT.OPI.HGE. 2019-11-30T18:24:52.96 0.6 undecidable manual S 91 19.1697 108 -0.1 48
IV.POFI.HHZ. 2019-11-30T18:24:51.23 0.3 undecidable manual S 126 11.6772 127 -0.05 75
IV.PTQR.HHZ. 2019-11-30T18:24:51.80 0.1 undecidable manual P 329 31.4463 97 0.13 95
IV.LRP.EHZ. 2019-11-30T18:24:51.93 0.3 undecidable manual S 184 14.7741 118 -0.04 75
IV.VVLD.HHZ. 2019-11-30T18:24:50.93 0.3 undecidable manual S 11 10.1787 132 -0.04 75
IV.GUAR.HNN. 2019-11-30T18:24:50.48 1.0 undecidable manual P 274 23.754 102 -0.02 25
IV.LRP.EHZ. 2019-11-30T18:24:49.33 0.1 undecidable manual P 184 14.7741 118 0.14 98
IT.OPI.HGE. 2019-11-30T18:24:49.84 0.1 undecidable manual P 91 19.1697 108 0.03 100
IV.VVLD.HHZ. 2019-11-30T18:24:48.81 0.1 positive manual P 11 10.1787 132 0.21 98
IV.POFI.HHZ. 2019-11-30T18:24:48.88 0.1 negative manual P 126 11.6772 127 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VVLD.HHE. ML:0.8 0.00005945 0.24 AML other m 2019-11-30T18:24:51.11
IV.VVLD.HHN. ML:0.8 0.0000624 1.38 AML other m 2019-11-30T18:24:51.20
IV.POFI.HHE. ML:0.6 0.0000378 1.42 AML other m 2019-11-30T18:24:53.71
IV.POFI.HHN. ML:0.5 0.0000286 0.48 AML other m 2019-11-30T18:24:53.34
IV.PTQR.HHN. ML:1.0 0.0000432 0.66 AML other m 2019-11-30T18:24:56.15
IV.PTQR.HHE. ML:1.0 0.0000432 0.34 AML other m 2019-11-30T18:24:57.07
IV.VVLD.HNN. ML:0.8 0.00006712048500000001 0.1408 AML other m 2019-11-30T18:24:51.06
IV.GIUL.HHN. ML:0.6 0.00001334436 0.2688 AML other m 2019-11-30T18:24:58.29
IV.GIUL.HHE. ML:0.4 0.0000080850265 0.1408 AML other m 2019-11-30T18:24:58.32
IV.CERT.HHN. ML:1.0 0.000023394264999999998 0.1536 AML other m 2019-11-30T18:25:02.77
IV.CERT.HHE. ML:1.0 0.000026111395 0.1536 AML other m 2019-11-30T18:25:02.57
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