Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 07-11-2023 and time 11:37:15 (Italy) in region 4 km NW Sora (FR)

A magnitude ML 2.3 earthquake occured in region: 4 km NW Sora (FR), on

  • 07-11-2023 10:37:15 (UTC)
  • 07-11-2023 11:37:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7570, 13.5990 at 15 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Sora FR 4 26144 26144
Pescosolido FR 5 1555 27699
Balsorano AQ 6 3569 31268
Broccostella FR 7 2741 34009
Campoli Appennino FR 7 1725 35734
Isola del Liri FR 9 11715 47449
Castelliri FR 9 3454 50903
San Vincenzo Valle Roveto AQ 11 2347 53250
Posta Fibreno FR 11 1139 54389
Fontechiari FR 12 1303 55692
Arpino FR 12 7262 62954
Villavallelonga AQ 13 919 63873
Vicalvi FR 13 783 64656
Alvito FR 14 2713 67369
Collelongo AQ 15 1233 68602
Monte San Giovanni Campano FR 15 12929 81531
Boville Ernica FR 16 8737 90268
Fontana Liri FR 17 2953 93221
Veroli FR 17 20560 113781
Casalvieri FR 17 2698 116479
Morino AQ 17 1448 117927
Pescasseroli AQ 17 2203 120130
Santopadre FR 17 1357 121487
Civita d'Antino AQ 18 979 122466
Casalattico FR 18 574 123040
San Donato Val di Comino FR 19 2107 125147
Arce FR 19 5756 130903
Rocca d'Arce FR 19 959 131862
Collepardo FR 19 968 132830
Opi AQ 19 420 133250
Strangolagalli FR 19 2491 135741
Gallinaro FR 20 1269 137010

Municipalities with at least 50000 inhabitants

An earthquake occurred to
66 Km NE of Latina (125985 inhabitants)
68 Km S of L'Aquila (69753 inhabitants)
69 Km E of Velletri (53303 inhabitants)
70 Km E of Tivoli (56533 inhabitants)
77 Km E of Guidonia Montecelio (88673 inhabitants)
81 Km E of Aprilia (73446 inhabitants)
81 Km SW of Chieti (51815 inhabitants)
88 Km E of Anzio (54211 inhabitants)
92 Km E of Pomezia (62966 inhabitants)
94 Km E of Roma (2864731 inhabitants)
94 Km SW of Pescara (121014 inhabitants)
96 Km SW of Montesilvano (53738 inhabitants)
97 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
Reviewed
Rev100 		ML 2.3 2023-11-07
10:37:15		 41.7572 13.5993 15 2023-11-07
10:51:27		 Sala Sismica INGV-Roma 122883891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-07 10:37:15 ± 0.13
Latitude 41.7572 ± 0.0045
Longitude 13.5993 ± 0.0072
Depth (km) 15 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122883891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 543
Semi-minor axis of confidence ellipse (meter) 418
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 293
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 52
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.62323
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 13
Magnitude information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.4
Num. used stations 37
Type of magnitude ML
Reference to an origin 122883891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-07 10:51:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.OT14.EHZ. 2023-11-07T10:38:11.62 3.0 undecidable manual Sg 2.9 0
IV.TDS.HHZ. 2023-11-07T10:38:03.95 3.0 positive manual Pn 2.16 0
IV.CSP1.EHZ. 2023-11-07T10:37:42.91 3.0 negative manual P 3.07 0
IV.MF5.EHZ. 2023-11-07T10:37:40.40 3.0 undecidable manual P 2.32 0
IV.MMO1.EHZ. 2023-11-07T10:37:39.48 3.0 undecidable manual P 2.46 0
IV.LATB.EHZ. 2023-11-07T10:37:33.31 0.3 undecidable manual S 241 60.3951 94 -0.31 66
IV.T0110.HHZ. 2023-11-07T10:37:32.32 0.3 undecidable manual S 16 54.4011 95 0.28 67
IV.CERT.HHZ. 2023-11-07T10:37:32.15 0.3 undecidable manual S 293 55.3002 95 -0.13 69
IV.RM33.EHZ. 2023-11-07T10:37:32.15 3.0 negative manual P 1.18 0
IV.FIAM.HHZ. 2023-11-07T10:37:29.45 0.6 undecidable manual P 325 69.1752 94 2.33 13
IV.GIUL.HNE. 2023-11-07T10:37:27.33 0.6 undecidable manual S 232 36.1416 99 0.14 48
IV.MCI.EHZ. 2023-11-07T10:37:27.12 0.3 undecidable manual S 149 34.4433 100 0.37 69
IV.CERA.HHZ. 2023-11-07T10:37:27.48 0.6 undecidable manual S 117 38.9277 98 -0.46 45
IV.PTQR.HHZ. 2023-11-07T10:37:26.79 0.3 undecidable manual S 331 33.6441 100 0.25 71
IV.LATB.EHZ. 2023-11-07T10:37:25.27 0.6 positive manual P 241 60.3951 94 -0.49 42
IV.LIK.EHE.01 2023-11-07T10:37:25.90 0.6 undecidable manual S 187 28.749 103 0.64 43
IV.RNI2.HHZ. 2023-11-07T10:37:25.97 3.0 positive manual P 1.71 0
IV.T0110.HHZ. 2023-11-07T10:37:24.87 0.1 undecidable manual P 16 54.4011 95 0.03 94
IV.LPEL.HHZ. 2023-11-07T10:37:24.89 3.0 negative manual P -1.34 0
IV.CERT.HHZ. 2023-11-07T10:37:24.68 0.1 positive manual P 293 55.3002 95 -0.3 89
IV.MIDA.HHZ. 2023-11-07T10:37:24.71 3.0 undecidable manual P -1.13 0
IV.CERA.HHZ. 2023-11-07T10:37:22.19 0.1 positive manual P 117 38.9277 98 -0.29 93
IT.OPI.HGZ. 2023-11-07T10:37:22.74 0.3 undecidable manual S 84 19.2696 114 -0.1 75
IV.GIUL.HNE. 2023-11-07T10:37:22.03 0.1 undecidable manual P 232 36.1416 99 -0.01 98
IV.INTR.HHZ. 2023-11-07T10:37:22.07 0.1 positive manual P 42 37.8288 98 -0.24 94
IV.MCI.EHZ. 2023-11-07T10:37:21.80 0.1 undecidable manual P 149 34.4433 100 0.01 98
IV.LRP.EHZ. 2023-11-07T10:37:21.29 0.3 undecidable manual S 185 12.2766 130 0.04 76
IV.PTQR.HHZ. 2023-11-07T10:37:21.58 0.1 negative manual P 331 33.6441 100 -0.09 97
IV.LIK.EHE.01 2023-11-07T10:37:21.29 0.3 undecidable manual P 187 28.749 103 0.36 70
IV.VVLD.HHZ. 2023-11-07T10:37:21.31 0.3 undecidable manual S 9 12.6762 129 -0.03 76
IT.OPI.HGZ. 2023-11-07T10:37:19.45 0.1 positive manual P 84 19.2696 114 -0.08 100
IV.VVLD.HHZ. 2023-11-07T10:37:18.70 0.6 undecidable manual P 9 12.6762 129 0.03 51
IV.LRP.EHZ. 2023-11-07T10:37:18.79 0.1 undecidable manual P 185 12.2766 130 0.17 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LRP.EHE. ML:2.5 0.002605 0.24 AML other m 2023-11-07T10:37:21.50
IV.VVLD.HHE. ML:2.7 0.00421 0.22 AML other m 2023-11-07T10:37:21.51
IV.VVLD.HNE. ML:2.6 0.003940000000000001 0.24 AML other m 2023-11-07T10:37:21.52
IV.VVLD.HHN. ML:2.8 0.006010000000000001 0.34 AML other m 2023-11-07T10:37:21.44
IV.VVLD.HNN. ML:2.8 0.005485 0.36 AML other m 2023-11-07T10:37:21.44
IV.LRP.EHN. ML:1.4 0.000223905535 0.096 AML other m 2023-11-07T10:37:21.65
IT.OPI.HGN. ML:3.9 0.05675 0.76 AML other m 2023-11-07T10:37:22.98
IT.OPI.HGE. ML:4.3 0.143 0.24 AML other m 2023-11-07T10:37:23.31
IV.PTQR.HHE. ML:2.1 0.0004995 0.38 AML other m 2023-11-07T10:37:27.30
IV.PTQR.HHN. ML:2.2 0.0006015 0.22 AML other m 2023-11-07T10:37:27.12
IV.MCI.EHE. ML:2.6 0.0014849999999999998 0.88 AML other m 2023-11-07T10:37:27.90
IV.CERA.HHN. ML:2.3 0.0007085 0.24 AML other m 2023-11-07T10:37:28.05
IV.CERA.HNN. ML:2.3 0.000671 0.22 AML other m 2023-11-07T10:37:28.06
IV.MCI.EHN. ML:2.3 0.000793 0.26 AML other m 2023-11-07T10:37:29.80
IV.INTR.HHE. ML:2.3 0.0007664999999999999 0.62 AML other m 2023-11-07T10:37:31.49
IV.INTR.HHN. ML:2.4 0.0010075 0.86 AML other m 2023-11-07T10:37:31.99
IV.CERT.HHN. ML:2.2 0.000386 0.14 AML other m 2023-11-07T10:37:32.51
IV.CERT.HNE. ML:2.6 0.0010375 0.22 AML other m 2023-11-07T10:37:32.63
IV.CERT.HHE. ML:2.7 0.0010945 0.24 AML other m 2023-11-07T10:37:32.64
IV.RNI2.HHN. ML:2.3 0.0005725 0.22 AML other m 2023-11-07T10:37:32.73
IV.RNI2.HNN. ML:2.3 0.0005589999999999999 0.22 AML other m 2023-11-07T10:37:32.73
IV.CERT.HNN. ML:2.3 0.00040649999999999996 1.02 AML other m 2023-11-07T10:37:32.43
IV.RNI2.HNE. ML:2.3 0.0006265000000000001 0.3 AML other m 2023-11-07T10:37:33.31
IV.RNI2.HHE. ML:2.4 0.0006545000000000001 0.28 AML other m 2023-11-07T10:37:33.31
IV.CERA.HHE. ML:2.1 0.00044076654999999996 0.2432 AML other m 2023-11-07T10:37:30.55
IV.T0110.HHN. ML:2.2 0.000352 0.6 AML other m 2023-11-07T10:37:33.58
IV.MIDA.HHN. ML:2.0 0.0002445 1.36 AML other m 2023-11-07T10:37:34.09
IV.T0110.HHE. ML:2.3 0.0005135 1.26 AML other m 2023-11-07T10:37:35.01
IV.LATB.EHN. ML:1.3 0.0000393 0.6 AML other m 2023-11-07T10:37:36.26
IV.LPEL.HHN. ML:2.0 0.0002075 0.38 AML other m 2023-11-07T10:37:36.92
IV.LATB.EHE. ML:1.5 0.00005885 0.78 AML other m 2023-11-07T10:37:37.69
IV.LPEL.HHE. ML:2.0 0.00019800000000000002 0.28 AML other m 2023-11-07T10:37:39.48
IV.FIAM.HHE. ML:2.0 0.00016949999999999997 0.74 AML other m 2023-11-07T10:37:44.86
IV.RM33.EHN. ML:1.8 0.00006809999999999999 1.7 AML other m 2023-11-07T10:37:48.89
IV.FIAM.HHN. ML:1.8 0.00009320114 0.384 AML other m 2023-11-07T10:37:45.56
IV.RM33.EHE. ML:1.9 0.00008979999999999999 1.5 AML other m 2023-11-07T10:37:50.79
IV.MMO1.EHE. ML:2.0 0.000066 0.46 AML other m 2023-11-07T10:37:59.43
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