Earthquake with magnitude of ML 0.5 on date 26-12-2023 and time 11:54:08 (Italy) in region 3 km N Sora (FR)

A magnitude ML 0.5 earthquake occured in region: 3 km N Sora (FR), on

  • 26-12-2023 10:54:08 (UTC)
  • 26-12-2023 11:54:08 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7500, 13.6140 at 13 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.

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 3 26144 26144
Pescosolido FR 4 1555 27699
Broccostella FR 5 2741 30440
Campoli Appennino FR 6 1725 32165
Balsorano AQ 7 3569 35734
Isola del Liri FR 9 11715 47449
Castelliri FR 9 3454 50903
Posta Fibreno FR 9 1139 52042
Fontechiari FR 10 1303 53345
Vicalvi FR 11 783 54128
Arpino FR 11 7262 61390
San Vincenzo Valle Roveto AQ 12 2347 63737
Alvito FR 13 2713 66450
Villavallelonga AQ 13 919 67369
Monte San Giovanni Campano FR 15 12929 80298
Casalvieri FR 16 2698 82996
Collelongo AQ 16 1233 84229
Pescasseroli AQ 16 2203 86432
Fontana Liri FR 16 2953 89385
Santopadre FR 16 1357 90742
Boville Ernica FR 17 8737 99479
Casalattico FR 17 574 100053
San Donato Val di Comino FR 17 2107 102160
Veroli FR 18 20560 122720
Rocca d'Arce FR 18 959 123679
Arce FR 18 5756 129435
Opi AQ 18 420 129855
Morino AQ 18 1448 131303
Gallinaro FR 18 1269 132572
Civita d'Antino AQ 19 979 133551
Strangolagalli FR 19 2491 136042

Municipalities with at least 50000 inhabitants

An earthquake occurred to
67 Km E of Latina (125985 inhabitants)
69 Km S of L'Aquila (69753 inhabitants)
70 Km E of Velletri (53303 inhabitants)
72 Km E of Tivoli (56533 inhabitants)
79 Km E of Guidonia Montecelio (88673 inhabitants)
81 Km SW of Chieti (51815 inhabitants)
82 Km E of Aprilia (73446 inhabitants)
89 Km E of Anzio (54211 inhabitants)
93 Km E of Pomezia (62966 inhabitants)
94 Km SW of Pescara (121014 inhabitants)
95 Km E of Roma (2864731 inhabitants)
96 Km SW of Montesilvano (53738 inhabitants)
96 Km NW of Caserta (76326 inhabitants)
99 Km NW of Aversa (53047 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 0.5 2023-12-26
10:54:08
41.7498 13.6145 13 2023-12-26
11:17:03
Sala Sismica INGV-Roma 124277341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-26 10:54:08 ± 0.1
Latitude 41.7498 ± 0.0018
Longitude 13.6145 ± 0.0060
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124277341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 363
Semi-minor axis of confidence ellipse (meter) 301
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 107
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 172
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.06
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.11961
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 3
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 124277341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-26 11:17:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ALJA.HHZ. 2023-12-26T10:55:55.69 3.0 undecidable manual Sn -0.72 0
IV.SPS2.HHZ. 2023-12-26T10:55:42.29 3.0 undecidable manual Sn 1.21 0
CH.DAVOX.HHZ. 2023-12-26T10:55:37.70 3.0 positive manual Pn 8.34 0
IV.CTI.HHZ. 2023-12-26T10:55:31.59 3.0 undecidable manual Pg 17.82 0
GU.RORO.HHZ. 2023-12-26T10:55:23.33 3.0 undecidable manual Pn 8.9 0
IV.CADC.HNZ. 2023-12-26T10:55:19.87 3.0 undecidable manual Pn 7.47 0
IV.ALJA.HHZ. 2023-12-26T10:55:15.07 3.0 undecidable manual Pg 7.16 0
IV.BADI.EHZ. 2023-12-26T10:55:11.72 3.0 undecidable manual Sg 6.86 0
IT.LAZR.HNZ. 2023-12-26T10:55:09.33 3.0 undecidable manual Pn -1.03 0
IV.FRON.EHZ. 2023-12-26T10:55:08.91 3.0 undecidable manual Sg 6.59 0
IV.NARO.HHZ. 2023-12-26T10:55:06.58 3.0 undecidable manual Sn 1.42 0
IV.FOSV.EHZ. 2023-12-26T10:54:54.48 3.0 undecidable manual S -2.39 0
IV.MRB1.HHZ. 2023-12-26T10:54:53.18 3.0 undecidable manual S 0.3 0
IV.NARO.HHZ. 2023-12-26T10:54:38.11 3.0 undecidable manual Pn -1.01 0
IV.GUMA.HHZ. 2023-12-26T10:54:31.66 3.0 negative manual P 1.02 0
IV.PAOL.HHZ. 2023-12-26T10:54:29.22 3.0 undecidable manual P -0.13 0
IV.CAMP.HHZ. 2023-12-26T10:54:23.15 3.0 undecidable manual P 1.13 0
IV.SGG.HHZ. 2023-12-26T10:54:23.58 3.0 negative manual P -0.69 0
IV.LRP.EHZ. 2023-12-26T10:54:14.05 0.1 undecidable manual S 191 11.6772 125 0.01 100
IV.VVLD.HHZ. 2023-12-26T10:54:14.43 0.1 undecidable manual S 3 13.2756 120 0.02 100
IV.POFI.HHE. 2023-12-26T10:54:13.43 0.3 undecidable manual S 114 8.88 136 -0.04 75
IV.POFI.HHE. 2023-12-26T10:54:11.32 0.3 undecidable manual P 114 8.88 136 0.07 74
IV.LRP.EHZ. 2023-12-26T10:54:11.55 0.1 undecidable manual P 191 11.6772 125 -0.02 100
IV.VVLD.HHZ. 2023-12-26T10:54:11.76 0.1 undecidable manual P 3 13.2756 120 -0.03 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LRP.EHE. ML:0.7 0.00005441208 0.16 AML other m 2023-12-26T10:54:14.16
IV.LRP.EHN. ML:0.3 0.000017821385 0.0576 AML other m 2023-12-26T10:54:14.55
IV.VVLD.HHE. ML:0.3 0.000019979219999999998 0.16 AML other m 2023-12-26T10:54:14.97
IV.VVLD.HHN. ML:0.5 0.00003221496 0.16 AML other m 2023-12-26T10:54:14.55
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