Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 07-11-2019 and time 21:10:26 (Italy) in region 4 km SE Balsorano (AQ)

A magnitude ML 1.2 earthquake occured in region: 4 km SE Balsorano (AQ), on

  • 07-11-2019 20:10:26 (UTC)
  • 07-11-2019 21:10:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7740, 13.5970 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 6 26144 31268
Campoli Appennino FR 8 1725 32993
Broccostella FR 8 2741 35734
San Vincenzo Valle Roveto AQ 9 2347 38081
Villavallelonga AQ 11 919 39000
Isola del Liri FR 11 11715 50715
Castelliri FR 11 3454 54169
Posta Fibreno FR 12 1139 55308
Collelongo AQ 13 1233 56541
Fontechiari FR 13 1303 57844
Arpino FR 14 7262 65106
Vicalvi FR 14 783 65889
Morino AQ 15 1448 67337
Alvito FR 15 2713 70050
Monte San Giovanni Campano FR 16 12929 82979
Civita d'Antino AQ 16 979 83958
Pescasseroli AQ 17 2203 86161
Veroli FR 17 20560 106721
Boville Ernica FR 18 8737 115458
Fontana Liri FR 18 2953 118411
Casalvieri FR 19 2698 121109
Collepardo FR 19 968 122077
Santopadre FR 19 1357 123434
Lecce nei Marsi AQ 19 1702 125136
San Donato Val di Comino FR 19 2107 127243
Opi AQ 19 420 127663
Casalattico FR 20 574 128237

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)
80 Km SW of Chieti (51815 inhabitants)
81 Km E of Aprilia (73446 inhabitants)
88 Km E of Anzio (54211 inhabitants)
92 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)
99 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 1.2 2019-11-07
20:10:26		 41.7742 13.5973 14 2020-02-28
16:42:05		 Bollettino Sismico Italiano INGV 73826931
Reviewed
Rev100 		ML 1.2 2019-11-07
20:10:26		 41.7763 13.5967 13 2019-11-07
20:15:20		 Sala Sismica INGV-Roma 73715221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-07 20:10:26 ± 0.04
Latitude 41.7742 ± 0.0027
Longitude 13.5973 ± 0.0024
Depth (km) 14 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73826931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 254
Semi-minor axis of confidence ellipse (meter) 114
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 27
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) 92
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.09713
Epicentral distance of station farthest from the epicenter (degree) 0.49103
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 73715221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-07 20:15:20

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 73826931
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-11-14 14:38:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CERT.HHZ. 2019-11-07T20:10:43.46 0.3 undecidable manual S 291 54.4011 94 -0.02 70
IV.RCAV.EHZ. 2019-11-07T20:10:43.70 0.6 undecidable manual S 279 54.501 94 0.19 45
IV.CERA.HHZ. 2019-11-07T20:10:39.76 0.6 undecidable manual S 119 40.0266 96 0.11 47
IV.INTR.HHZ. 2019-11-07T20:10:38.80 0.3 undecidable manual S 44 36.5412 97 0.06 72
IV.PTQR.HHZ. 2019-11-07T20:10:37.57 0.3 undecidable manual S 329 31.9458 98 0.06 73
IV.RCAV.EHZ. 2019-11-07T20:10:36.24 0.3 undecidable manual P 279 54.501 94 -0.07 69
IV.CERT.HHZ. 2019-11-07T20:10:36.03 0.1 undecidable manual P 291 54.4011 94 -0.26 89
IV.GUAR.HHZ. 2019-11-07T20:10:35.27 0.3 undecidable manual S 276 23.6541 104 -0.07 73
IV.CERA.HHZ. 2019-11-07T20:10:34.01 0.1 undecidable manual P 119 40.0266 96 -0.07 95
IT.OPI.HGE. 2019-11-07T20:10:34.02 0.6 undecidable manual S 89 19.2696 110 -0.19 48
IV.INTR.HHZ. 2019-11-07T20:10:33.49 0.1 positive manual P 44 36.5412 97 -0.06 96
IV.VVLD.HHZ. 2019-11-07T20:10:32.11 0.3 undecidable manual S 11 10.7781 132 -0.15 74
IV.POFI.HHZ. 2019-11-07T20:10:32.37 0.6 undecidable manual S 124 11.3775 130 -0.02 51
IV.PTQR.HHZ. 2019-11-07T20:10:32.96 0.3 undecidable manual P 329 31.9458 98 0.12 72
IV.LRP.EHZ. 2019-11-07T20:10:32.98 0.3 undecidable manual S 184 14.1747 121 0 76
IV.GUAR.HHZ. 2019-11-07T20:10:31.67 0.1 undecidable manual P 276 23.6541 104 0.08 98
IV.LRP.EHZ. 2019-11-07T20:10:30.30 0.1 positive manual P 184 14.1747 121 0.07 100
IT.OPI.HGE. 2019-11-07T20:10:30.98 0.1 undecidable manual P 89 19.2696 110 0.03 99
IV.POFI.HHZ. 2019-11-07T20:10:29.98 0.1 undecidable manual P 124 11.3775 130 0.09 100
IV.VVLD.HHZ. 2019-11-07T20:10:29.95 0.1 negative manual P 11 10.7781 132 0.14 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VVLD.HHN. ML:1.3 0.00017999999999999998 0.48 AML other m 2019-11-07T20:10:32.71
IV.VVLD.HHE. ML:1.2 0.0001735 0.14 AML other m 2019-11-07T20:10:32.83
IV.LRP.EHN. ML:1.6 0.000324 0.48 AML other m 2019-11-07T20:10:33.50
IV.LRP.EHE. ML:1.5 0.00029549999999999997 0.68 AML other m 2019-11-07T20:10:33.57
IV.GUAR.HHN. ML:1.4 0.00016149999999999997 0.3 AML other m 2019-11-07T20:10:35.59
IV.GUAR.HHE. ML:1.0 0.00006570000000000001 1.74 AML other m 2019-11-07T20:10:37.07
IV.PTQR.HHN. ML:1.0 0.000043650000000000004 0.68 AML other m 2019-11-07T20:10:38.81
IV.PTQR.HHE. ML:1.2 0.0000734 0.14 AML other m 2019-11-07T20:10:39.10
IV.INTR.HHN. ML:1.4 0.0000909 0.7 AML other m 2019-11-07T20:10:39.72
IV.INTR.HHE. ML:1.3 0.00007089999999999999 0.88 AML other m 2019-11-07T20:10:40.56
IV.CERA.HHE. ML:1.1 0.00004445 0.46 AML other m 2019-11-07T20:10:41.75
IV.FAGN.HHE. ML:1.3 0.00004985 1.5 AML other m 2019-11-07T20:10:49.16
IV.FAGN.HHN. ML:1.3 0.00005069999999999999 0.48 AML other m 2019-11-07T20:10:49.70
IV.VVLD.HNE. ML:1.2 0.00016980644999999998 0.1536 AML other m 2019-11-07T20:10:32.83
IV.VVLD.HNN. ML:1.2 0.00016484169999999998 0.1408 AML other m 2019-11-07T20:10:32.64
IV.POFI.HHE. ML:0.7 0.000049319009999999994 0.1408 AML other m 2019-11-07T20:10:32.87
IV.POFI.HHN. ML:0.8 0.000056850460000000005 0.1792 AML other m 2019-11-07T20:10:33.41
IV.CERA.HHN. ML:1.0 0.000030669565 0.2816 AML other m 2019-11-07T20:10:41.26
IV.CERT.HHN. ML:1.2 0.000035786945 0.3328 AML other m 2019-11-07T20:10:44.08
IV.CERT.HHE. ML:1.2 0.00003253079 0.2176 AML other m 2019-11-07T20:10:44.31
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