Earthquake with magnitude of ML 0.8 on date 11-02-2024 and time 16:46:16 (Italy) in region 4 km E Villavallelonga (AQ)

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

  • 11-02-2024 15:46:16 (UTC)
  • 11-02-2024 16:46:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.8540, 13.6750 at 8 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
Villavallelonga AQ 4 919 919
Collelongo AQ 8 1233 2152
Lecce nei Marsi AQ 9 1702 3854
Bisegna AQ 10 223 4077
Pescasseroli AQ 11 2203 6280
Balsorano AQ 11 3569 9849
Gioia dei Marsi AQ 11 1989 11838
Pescosolido FR 12 1555 13393
Ortucchio AQ 12 1860 15253
San Vincenzo Valle Roveto AQ 13 2347 17600
Campoli Appennino FR 13 1725 19325
Opi AQ 15 420 19745
Sora FR 16 26144 45889
Trasacco AQ 16 6246 52135
Villalago AQ 16 568 52703
Ortona dei Marsi AQ 17 542 53245
Broccostella FR 17 2741 55986
Civita d'Antino AQ 17 979 56965
San Benedetto dei Marsi AQ 18 3909 60874
Posta Fibreno FR 18 1139 62013
Scanno AQ 18 1847 63860
Morino AQ 18 1448 65308
Anversa degli Abruzzi AQ 19 341 65649
Alvito FR 19 2713 68362
Pescina AQ 19 4133 72495
Vicalvi FR 20 783 73278
San Donato Val di Comino FR 20 2107 75385

Municipalities with at least 50000 inhabitants

An earthquake occurred to
60 Km SE of L'Aquila (69753 inhabitants)
69 Km SW of Chieti (51815 inhabitants)
74 Km E of Tivoli (56533 inhabitants)
77 Km E of Velletri (53303 inhabitants)
77 Km NE of Latina (125985 inhabitants)
80 Km E of Guidonia Montecelio (88673 inhabitants)
81 Km SW of Pescara (121014 inhabitants)
83 Km SW of Montesilvano (53738 inhabitants)
90 Km S of Teramo (54892 inhabitants)
90 Km E of Aprilia (73446 inhabitants)
98 Km E of Anzio (54211 inhabitants)
99 Km E of Roma (2864731 inhabitants)
99 Km E of Pomezia (62966 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 0.8 2024-02-11
15:46:16
41.8535 13.6752 8 2024-02-11
16:17:09
Sala Sismica INGV-Roma 125222531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-11 15:46:16 ± 0.16
Latitude 41.8535 ± 0.0036
Longitude 13.6752 ± 0.0085
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125222531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 633
Semi-minor axis of confidence ellipse (meter) 351
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 289
Circular confidence region, given by single value of horizontal uncertainty (meter) 630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 122
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.23292
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 125222531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-11 16:17:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IVPL.HHZ. 2024-02-11T15:47:57.30 3.0 undecidable manual Sn -2.12 0
IV.VARE.HHZ. 2024-02-11T15:47:45.35 3.0 undecidable manual Pg 13.58 0
IV.ACATE.EHZ. 2024-02-11T15:47:42.30 3.0 positive manual Pg 12.5 0
GU.CARD.HHZ. 2024-02-11T15:47:42.15 3.0 undecidable manual Sg 2.47 0
IV.AGLI.HHZ. 2024-02-11T15:47:38.58 3.0 undecidable manual Sn -8.16 0
IV.ECTS.HHZ. 2024-02-11T15:47:26.99 3.0 undecidable manual Pg 7.02 0
OT.OT14.EHZ. 2024-02-11T15:47:17.33 3.0 undecidable manual Sg 3.86 0
IV.CSNT.HHZ. 2024-02-11T15:47:17.24 3.0 undecidable manual Sg -2.75 0
GU.CARD.HHZ. 2024-02-11T15:47:06.46 3.0 undecidable manual Pg 4.49 0
IV.CQUE.HHZ. 2024-02-11T15:46:53.92 3.0 undecidable manual S -2.96 0
IT.LRNO.HNZ. 2024-02-11T15:46:34.71 3.0 positive manual P -2.55 0
IV.INTR.HHZ. 2024-02-11T15:46:25.32 0.6 undecidable manual S 47 25.8519 107 -0.06 49
IV.LRP.EHZ. 2024-02-11T15:46:24.68 0.6 undecidable manual S 198 24.0537 108 -0.12 49
IV.POFI.HHZ. 2024-02-11T15:46:22.07 0.6 undecidable manual S 169 15.3735 117 0.05 50
IV.RM33.HNZ. 2024-02-11T15:46:21.22 3.0 undecidable manual P -5.13 0
IV.INTR.HHZ. 2024-02-11T15:46:21.40 0.1 positive manual P 47 25.8519 107 -0.03 99
IV.LRP.EHZ. 2024-02-11T15:46:20.94 0.6 undecidable manual P 198 24.0537 108 -0.15 49
IV.VVLD.HHZ. 2024-02-11T15:46:19.09 0.3 undecidable manual S 293 4.5954 150 -0.1 76
IV.POFI.HHZ. 2024-02-11T15:46:19.57 0.1 undecidable manual P 169 15.3735 117 0.08 100
IV.VVLD.HHZ. 2024-02-11T15:46:18.02 0.1 undecidable manual P 293 4.5954 150 0.17 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VVLD.HHE. ML:0.0 0.000128556665 0.1408 AML other m 2024-02-11T15:46:19.24
IV.VVLD.HNE. ML:0.0 0.00011900167500000001 0.1408 AML other m 2024-02-11T15:46:19.36
IV.VVLD.HNN. ML:0.0 0.0001585399 0.1536 AML other m 2024-02-11T15:46:19.27
IV.POFI.HHE. ML:0.5 0.00003124162 2.6624 AML other m 2024-02-11T15:46:22.02
IV.POFI.HHN. ML:0.6 0.000045361165 2.2528 AML other m 2024-02-11T15:46:22.96
IV.LRP.EHE. ML:0.8 0.0000452926985 0.2304 AML other m 2024-02-11T15:46:24.83
IV.LRP.EHN. ML:0.4 0.00001705382 1.6512 AML other m 2024-02-11T15:46:24.56
IV.INTR.HHE. ML:1.1 0.00008024334 1.28 AML other m 2024-02-11T15:46:25.54
IV.INTR.HHN. ML:1.2 0.00010654929999999999 1.6768 AML other m 2024-02-11T15:46:25.61
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