Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 11-11-2019 and time 14:55:46 (Italy) in region 4 km SE Balsorano (AQ)

A magnitude ML 1.9 earthquake occured in region: 4 km SE Balsorano (AQ), on

  • 11-11-2019 13:55:46 (UTC)
  • 11-11-2019 14:55:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7780, 13.5930 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.

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 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 11 3454 54169
Collelongo AQ 12 1233 55402
Posta Fibreno FR 13 1139 56541
Fontechiari FR 14 1303 57844
Arpino FR 14 7262 65106
Vicalvi FR 15 783 65889
Morino AQ 15 1448 67337
Civita d'Antino AQ 16 979 68316
Alvito FR 16 2713 71029
Monte San Giovanni Campano FR 17 12929 83958
Pescasseroli AQ 17 2203 86161
Veroli FR 17 20560 106721
Boville Ernica FR 18 8737 115458
Collepardo FR 19 968 116426
Fontana Liri FR 19 2953 119379
Casalvieri FR 19 2698 122077
Lecce nei Marsi AQ 19 1702 123779
Santopadre FR 20 1357 125136
Opi AQ 20 420 125556
San Donato Val di Comino FR 20 2107 127663

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)
99 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 1.9 2019-11-11
13:55:46		 41.7778 13.5928 13 2020-02-28
16:42:05		 Bollettino Sismico Italiano INGV 73827511
Reviewed
Rev100 		ML 1.9 2019-11-11
13:55:46		 41.7825 13.5973 15 2019-11-11
14:03:03		 Sala Sismica INGV-Roma 73784671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-11 13:55:46 ± 0.04
Latitude 41.7778 ± 0.0027
Longitude 13.5928 ± 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 73827511

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 319
Semi-minor axis of confidence ellipse (meter) 78
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 163
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
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 38
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.09443
Epicentral distance of station farthest from the epicenter (degree) 0.60075
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 28
Type of magnitude ML
Reference to an origin 73827511
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-11-27 14:00:40

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 27
Type of magnitude ML
Reference to an origin 73784671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-11 14:03:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MIDA.HHZ. 2019-11-11T13:56:04.60 0.1 undecidable manual S 105 56.7987 93 0.4 87
IV.LPEL.HHZ. 2019-11-11T13:56:04.30 0.1 undecidable manual S 58 57.0984 93 0.01 94
IV.LATB.EHZ. 2019-11-11T13:56:04.90 0.1 undecidable manual S 239 60.9945 93 -0.43 85
IV.CERT.HHZ. 2019-11-11T13:56:03.30 0.3 undecidable manual S 291 53.9016 93 -0.14 69
IV.T0110.HHZ. 2019-11-11T13:56:03.10 0.3 undecidable manual S 17 52.3032 93 0.09 70
IV.RCAV.EHZ. 2019-11-11T13:56:03.50 0.3 undecidable manual S 278 54.1014 93 0.02 71
IV.RNI2.HNE. 2019-11-11T13:56:01.00 0.1 undecidable manual S 100 47.0196 94 -0.61 83
IT.SULP.HGN. 2019-11-11T13:56:00.50 0.6 undecidable manual S 39 43.8228 94 -0.25 46
IV.GIUL.HHZ. 2019-11-11T13:55:59.00 0.3 undecidable manual S 229 37.1295 95 0.03 73
IV.CERA.HHZ. 2019-11-11T13:55:59.80 0.3 undecidable manual S 119 40.5261 95 -0.06 72
IV.MCI.EHZ. 2019-11-11T13:55:58.90 0.3 undecidable manual S 150 36.6411 95 0.05 73
IV.VAGA.HHZ. 2019-11-11T13:55:58.55 0.1 undecidable manual P 127 66.6777 92 0.28 87
IV.INTR.HHZ. 2019-11-11T13:55:58.60 0.3 undecidable manual S 45 36.5412 96 -0.21 70
IV.LIK.EHZ.01 2019-11-11T13:55:57.60 0.3 undecidable manual S 185 30.9468 97 0.26 70
IV.PTQR.HHZ. 2019-11-11T13:55:57.60 0.3 undecidable manual S 330 31.3464 97 0.16 71
IV.LATB.EHZ. 2019-11-11T13:55:57.07 0.1 undecidable manual P 239 60.9945 93 -0.33 87
IV.RCAV.EHZ. 2019-11-11T13:55:56.24 0.1 undecidable manual P 278 54.1014 93 -0.1 93
IV.FAGN.HHZ. 2019-11-11T13:55:56.67 0.1 undecidable manual P 359 54.1014 93 0.33 88
IV.MIDA.HHZ. 2019-11-11T13:55:56.54 0.1 undecidable manual P 105 56.7987 93 -0.21 90
IV.LPEL.HHZ. 2019-11-11T13:55:56.51 0.1 negative manual P 58 57.0984 93 -0.29 89
IV.T0110.HHZ. 2019-11-11T13:55:56.03 0.1 negative manual P 17 52.3032 93 -0.03 94
IV.CERT.HHZ. 2019-11-11T13:55:56.13 0.1 positive manual P 291 53.9016 93 -0.18 91
IV.RNI2.HNE. 2019-11-11T13:55:55.80 0.1 undecidable manual P 100 47.0196 94 0.55 85
IV.GUAR.HHZ. 2019-11-11T13:55:55.30 0.3 undecidable manual S 275 23.2545 102 0 75
IT.OPI.HGN. 2019-11-11T13:55:54.10 0.3 undecidable manual S 90 19.6692 107 -0.26 72
IT.SULP.HGN. 2019-11-11T13:55:54.83 0.1 undecidable manual P 39 43.8228 94 0.07 95
IV.CERA.HHZ. 2019-11-11T13:55:54.09 0.1 positive manual P 119 40.5261 95 -0.16 94
IV.PTQR.HHZ. 2019-11-11T13:55:53.01 0.1 negative manual P 330 31.3464 97 0.16 95
IV.GIUL.HHZ. 2019-11-11T13:55:53.94 0.1 positive manual P 229 37.1295 95 0.21 94
IV.INTR.HHZ. 2019-11-11T13:55:53.66 0.1 negative manual P 45 36.5412 96 0.02 97
IV.MCI.EHZ. 2019-11-11T13:55:53.58 0.1 negative manual P 150 36.6411 95 -0.08 96
IV.POFI.HHE. 2019-11-11T13:55:52.40 0.3 undecidable manual S 124 11.877 126 -0.11 75
IV.LIK.EHZ.01 2019-11-11T13:55:52.88 0.1 negative manual P 185 30.9468 97 0.09 97
IV.VVLD.HHZ. 2019-11-11T13:55:52.10 0.3 undecidable manual S 14 10.4784 131 -0.11 76
IV.GUAR.HHZ. 2019-11-11T13:55:51.76 0.1 positive manual P 275 23.2545 102 0.15 97
IT.OPI.HGN. 2019-11-11T13:55:51.02 0.1 undecidable manual P 90 19.6692 107 -0.05 100
IV.POFI.HHE. 2019-11-11T13:55:50.09 0.1 positive manual P 124 11.877 126 0.09 100
IV.VVLD.HHZ. 2019-11-11T13:55:50.06 0.1 negative manual P 14 10.4784 131 0.23 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VVLD.HHE. ML:0.0 0.001860195 0.1408 AML other m 2019-11-11T13:55:52.36
IV.VVLD.HHN. ML:0.0 0.0024749990000000003 0.2816 AML other m 2019-11-11T13:55:52.50
IV.VVLD.HNE. ML:0.0 0.001693348 0.1408 AML other m 2019-11-11T13:55:52.36
IV.VVLD.HNN. ML:0.0 0.0022500165000000003 0.2816 AML other m 2019-11-11T13:55:52.50
IV.PTQR.HHE. ML:0.0 0.00058399385 0.2816 AML other m 2019-11-11T13:55:58.02
IV.GUAR.HHN. ML:0.0 0.00027695084999999995 0.2816 AML other m 2019-11-11T13:55:58.62
IV.INTR.HNE. ML:0.0 0.00013478777 1.088 AML other m 2019-11-11T13:56:16.48
IV.PTQR.HHN. ML:0.0 0.0002946649 0.1984 AML other m 2019-11-11T13:55:58.84
IV.GIUL.HHE. ML:0.0 0.00024059154999999999 0.16 AML other m 2019-11-11T13:55:59.48
IV.INTR.HHE. ML:0.0 0.00045700495 0.2816 AML other m 2019-11-11T13:55:59.63
IV.GIUL.HHN. ML:0.0 0.000283037 0.2048 AML other m 2019-11-11T13:55:59.45
IV.INTR.HHN. ML:0.0 0.0005702952 0.2624 AML other m 2019-11-11T13:55:59.49
IV.INTR.HNN. ML:0.0 0.0001983414 1.0368 AML other m 2019-11-11T13:55:59.97
IV.CERA.HHN. ML:0.0 0.00022250085 0.2368 AML other m 2019-11-11T13:56:01.42
IV.CERA.HNN. ML:0.0 0.00021477364999999998 0.2368 AML other m 2019-11-11T13:56:01.42
IV.CERT.HHE. ML:0.0 0.0001458978 0.2176 AML other m 2019-11-11T13:56:03.83
IV.CERT.HHN. ML:0.0 0.00011222026499999999 0.224 AML other m 2019-11-11T13:56:04.22
IV.MIDA.HNN. ML:0.0 0.00021444975 2.2208 AML other m 2019-11-11T13:56:18.58
IV.T0110.HHE. ML:0.0 0.0001676456 0.2752 AML other m 2019-11-11T13:56:04.60
IV.T0110.HHN. ML:0.0 0.0001879981 0.2176 AML other m 2019-11-11T13:56:05.11
IV.MIDA.HHE. ML:0.0 0.00007788881 0.2176 AML other m 2019-11-11T13:56:07.29
IV.CERA.HNE. ML:0.0 0.00019766450000000002 0.4608 AML other m 2019-11-11T13:56:05.09
IV.CERA.HHE. ML:0.0 0.00019545695 0.4608 AML other m 2019-11-11T13:56:05.09
IV.MIDA.HNE. ML:0.0 0.00009420393499999998 0.4992 AML other m 2019-11-11T13:56:12.19
IV.LPEL.HHE. ML:0.0 0.00014033144999999999 0.1216 AML other m 2019-11-11T13:56:05.90
IV.MIDA.HHN. ML:0.0 0.000090928475 0.3392 AML other m 2019-11-11T13:56:10.94
IV.LPEL.HHN. ML:0.0 0.00012050245000000001 0.1216 AML other m 2019-11-11T13:56:06.32
IV.GUAR.HHE. ML:1.6 0.00024385715 0.2624 AML other m 2019-11-11T13:55:55.53
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