Earthquake with magnitude of ML 0.8 on date 04-12-2023 and time 01:53:23 (Italy) in region 1 km SW Santa Vittoria in Matenano (FM)

A magnitude ML 0.8 earthquake occured in region: 1 km SW Santa Vittoria in Matenano (FM), on

  • 04-12-2023 00:53:23 (UTC)
  • 04-12-2023 01:53:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0120, 13.4880 at 30 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
Santa Vittoria in Matenano FM 1 1330 1330
Montefalcone Appennino FM 4 424 1754
Smerillo FM 4 365 2119
Montelparo FM 4 778 2897
Monte San Martino MC 5 765 3662
Monteleone di Fermo FM 5 395 4057
Force AP 5 1354 5411
Penna San Giovanni MC 7 1108 6519
Monte Rinaldo FM 8 379 6898
Servigliano FM 8 2336 9234
Monsampietro Morico FM 8 659 9893
Comunanza AP 8 3166 13059
Rotella AP 9 906 13965
Montedinove AP 9 488 14453
Montottone FM 10 979 15432
Belmonte Piceno FM 10 646 16078
Ortezzano FM 10 774 16852
Montalto delle Marche AP 10 2122 18974
Falerone FM 11 3337 22311
Amandola FM 11 3629 25940
Sant'Angelo in Pontano MC 12 1436 27376
Monte Vidon Corrado FM 12 731 28107
Monte Vidon Combatte FM 12 433 28540
Palmiano AP 13 196 28736
Castignano AP 14 2796 31532
Gualdo MC 14 815 32347
Montegiorgio FM 14 6851 39198
Montappone FM 14 1682 40880
Montefortino FM 14 1178 42058
Venarotta AP 14 2066 44124
Grottazzolina FM 14 3398 47522
Monte Giberto FM 15 801 48323
Petritoli FM 15 2335 50658
Sarnano MC 15 3264 53922
Massa Fermana FM 16 963 54885
Carassai AP 16 1100 55985
Magliano di Tenna FM 16 1452 57437
Cossignano AP 17 978 58415
Roccafluvione AP 17 2010 60425
Ponzano di Fermo FM 17 1674 62099
San Ginesio MC 18 3498 65597
Ripe San Ginesio MC 18 852 66449
Montemonaco AP 18 604 67053
Loro Piceno MC 18 2401 69454
Offida AP 19 5058 74512
Rapagnano FM 19 2145 76657
Ascoli Piceno AP 19 49407 126064
Appignano del Tronto AP 19 1785 127849
Mogliano MC 20 4696 132545

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km NW of Teramo (54892 inhabitants)
64 Km E of Foligno (57155 inhabitants)
67 Km S of Ancona (100861 inhabitants)
74 Km N of L'Aquila (69753 inhabitants)
77 Km NW of Montesilvano (53738 inhabitants)
85 Km NE of Terni (111501 inhabitants)
85 Km NW of Pescara (121014 inhabitants)
90 Km E of Perugia (166134 inhabitants)
92 Km NW of Chieti (51815 inhabitants)
100 Km SE of Fano (60888 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 2023-12-04
00:53:23
43.012 13.4885 30 2023-12-04
00:59:30
Sala Sismica INGV-Roma 123787921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-04 00:53:23 ± 0.36
Latitude 43.0120 ± 0.0207
Longitude 13.4885 ± 0.0209
Depth (km) 30 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123787921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2197
Semi-minor axis of confidence ellipse (meter) 1049
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 336
Circular confidence region, given by single value of horizontal uncertainty (meter) 2200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 164
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.03238
Epicentral distance of station farthest from the epicenter (degree) 0.32645
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 123787921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-04 00:59:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2023-12-04T00:53:37.50 0.6 undecidable manual S 237 36.2415 124 0.49 46
IV.CSP1.EHZ. 2023-12-04T00:53:34.89 0.3 undecidable manual S 291 24.6531 136 0.26 75
IV.MMO1.EHZ. 2023-12-04T00:53:33.52 0.3 undecidable manual S 226 18.1707 145 -0.01 79
IV.GUMA.HHZ. 2023-12-04T00:53:32.90 0.3 undecidable manual S 294 13.6752 153 -0.02 79
IV.MNTT.EHZ. 2023-12-04T00:53:32.95 0.6 undecidable manual S 57 10.2786 159 0.4 49
IV.MF5.EHZ. 2023-12-04T00:53:31.78 0.3 undecidable manual S 221 3.5964 172 -0.33 76
IV.NRCA.HHZ. 2023-12-04T00:53:31.47 0.6 positive manual P 237 36.2415 124 0.27 48
IV.MMO1.EHZ. 2023-12-04T00:53:29.07 0.6 positive manual P 226 18.1707 145 -0.12 51
IV.CSP1.EHZ. 2023-12-04T00:53:29.71 0.6 negative manual P 291 24.6531 136 -0.12 51
IV.MNTT.EHZ. 2023-12-04T00:53:29.02 0.1 positive manual P 57 10.2786 159 0.39 98
IV.GUMA.HHZ. 2023-12-04T00:53:28.66 0.6 positive manual P 294 13.6752 153 -0.17 51
IV.MNTP.HNE. 2023-12-04T00:53:28.32 0.6 undecidable manual P 354 13.9749 152 -0.54 47
IV.MF5.EHZ. 2023-12-04T00:53:27.99 0.1 undecidable manual P 221 3.5964 172 -0.38 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MF5.EHN. ML:0.9 0.00003818584104 0.82 AML other m 2023-12-04T00:53:31.90
IV.GUMA.HHN. ML:1.2 0.000067749975 0.32 AML other m 2023-12-04T00:53:33.03
IV.MMO1.EHE. ML:0.5 0.0000153795785 0.62 AML other m 2023-12-04T00:53:33.70
IV.MMO1.EHN. ML:0.5 0.000016804810699999997 0.68 AML other m 2023-12-04T00:53:33.70
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