Earthquake with magnitude of ML 2.1 on date 12-01-2023 and time 18:17:50 (UTC) in region 6 km S Monte Cavallo (MC)

A magnitude ML 2.1 earthquake occured in region: 6 km S Monte Cavallo (MC), on

  • 12-01-2023 18:17:50 (UTC)
  • 12-01-2023 19:17:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9380, 12.9920 at 11 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Monte Cavallo MC 6 145 145
Sellano PG 8 1079 1224
Preci PG 8 724 1948
Visso MC 8 1107 3055
Ussita MC 12 444 3499
Pieve Torina MC 13 1458 4957
Fiordimonte MC 14 202 5159
Castelsantangelo sul Nera MC 14 281 5440
Cerreto di Spoleto PG 14 1075 6515
Serravalle di Chienti MC 15 1070 7585
Pievebovigliana MC 16 866 8451
Muccia MC 17 915 9366
Fiastra MC 17 559 9925
Norcia PG 18 4957 14882
Acquacanina MC 18 121 15003

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km E of Foligno (57155 inhabitants)
50 Km NE of Terni (111501 inhabitants)
53 Km E of Perugia (166134 inhabitants)
66 Km W of Teramo (54892 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
93 Km NE of Viterbo (67173 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 2.1 2023-01-12
18:17:50
42.9377 12.9925 11 2024-03-01
17:18:11
Bollettino Sismico Italiano INGV 118197251
Reviewed
Rev100
ML 2.1 2023-01-12
18:17:49
42.942 12.9947 12 2023-01-12
18:22:51
Sala Sismica INGV-Roma 113500531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-12 18:17:50 ± 0.03
Latitude 42.9377 ± 0.0018
Longitude 12.9925 ± 0.0025
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 118197251

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 229
Semi-minor axis of confidence ellipse (meter) 36
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 50
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 46
Number of associated phases, regardless of their use for origin computation 68
Number of defining phases 65
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.73654
Number of stations at which the event was observed 45
Number of stations from which data was used for origin computation 42
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 48
Type of magnitude ML
Reference to an origin 118197251
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-04 16:29:29

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 48
Type of magnitude ML
Reference to an origin 113500531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-12 18:22:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ZCCA.HHZ. 2023-01-12T18:18:57.09 3.0 undecidable manual Sg 8.43 0
IV.IMOL.HNZ. 2023-01-12T18:18:45.18 3.0 undecidable manual Sg 5.03 0
IV.ARRO.EHE. 2023-01-12T18:18:04.45 0.6 undecidable manual S 205 43.8228 50 0.28 45
IV.NARO.HHZ. 2023-01-12T18:18:04.03 0.3 undecidable manual P 336 81.7515 50 0 67
IV.MOMA.HHZ. 2023-01-12T18:18:03.07 0.6 undecidable manual S 247 37.4292 50 0.61 42
IV.MPAG.EHZ. 2023-01-12T18:18:03.64 0.3 undecidable manual P 346 78.9654 50 0.04 66
IV.ATCC.EHZ. 2023-01-12T18:18:03.34 0.6 undecidable manual S 314 39.627 50 0.29 45
IV.PIEI.HHZ. 2023-01-12T18:18:03.09 0.3 undecidable manual P 331 75.9684 50 -0.04 67
IV.MF5.EHZ. 2023-01-12T18:18:03.43 0.6 undecidable manual S 81 38.3283 50 0.73 40
IV.ATPI.EHZ. 2023-01-12T18:18:03.12 0.3 undecidable manual P 320 74.2701 50 0.24 64
IV.FIAM.HHZ. 2023-01-12T18:18:02.90 0.3 undecidable manual P 172 74.9694 50 -0.08 66
IV.SNTG.HHZ. 2023-01-12T18:18:02.08 0.6 undecidable manual S 353 35.4423 50 0.14 47
IV.GIGS.HHZ. 2023-01-12T18:18:02.24 0.6 undecidable manual P 138 71.5728 50 -0.22 43
IV.LNSS.HHZ. 2023-01-12T18:18:02.72 0.6 undecidable manual S 174 37.3293 50 0.28 46
IV.ATVO.HHZ. 2023-01-12T18:18:02.06 0.3 undecidable manual P 316 68.376 50 0.09 67
IV.FRON.EHZ. 2023-01-12T18:18:01.81 0.3 undecidable manual P 342 67.8765 50 -0.08 67
IV.GUMA.HHZ. 2023-01-12T18:18:01.46 0.6 undecidable manual S 63 31.0467 50 0.7 41
IV.ATFO.HHZ. 2023-01-12T18:18:00.46 0.3 undecidable manual P 325 58.497 50 0.01 69
IV.ARVD.HHZ. 2023-01-12T18:18:00.92 0.1 undecidable manual P 356 62.2932 50 -0.11 90
IV.SSFR.HHZ. 2023-01-12T18:18:00.20 0.1 undecidable manual P 343 57.8976 50 -0.14 90
IV.TERO.HHZ. 2023-01-12T18:18:00.95 3.0 undecidable manual P -0.06 0
IV.MDAR.HNN. 2023-01-12T18:18:00.74 0.6 undecidable manual S 23 30.8469 50 0.05 48
IV.ASSB.HHZ. 2023-01-12T18:18:00.17 0.6 undecidable manual S 293 29.4483 50 -0.17 47
IV.PF6.EHN. 2023-01-12T18:17:59.74 0.6 undecidable manual S 36 27.5502 50 -0.09 48
IV.MMO1.EHZ. 2023-01-12T18:17:59.75 0.6 undecidable manual S 99 27.4503 50 -0.06 48
7F.SIB2.EHE. 2023-01-12T18:17:59.22 0.6 undecidable manual S 101 25.8519 50 -0.14 48
IV.GAVE.EHZ. 2023-01-12T18:17:59.98 0.6 undecidable manual S 196 28.3494 50 -0.07 48
IV.MURB.HHZ. 2023-01-12T18:17:59.55 0.3 undecidable manual P 314 52.3032 50 0.05 70
7F.SIB3.EHN. 2023-01-12T18:17:58.40 0.1 undecidable manual S 107 23.5542 50 -0.37 92
IV.FOSV.EHZ. 2023-01-12T18:17:58.07 0.1 undecidable manual P 335 43.8228 50 -0.11 93
IV.EL6.EHZ. 2023-01-12T18:17:58.26 0.1 undecidable manual P 11 44.3223 50 0 95
IV.RM33.EHZ. 2023-01-12T18:17:58.93 0.3 undecidable manual P 159 50.9157 50 -0.34 66
7F.SIB1.EHE. 2023-01-12T18:17:58.55 0.1 undecidable manual S 102 23.0547 50 -0.08 97
IV.CESX.HHZ. 2023-01-12T18:17:58.86 0.3 undecidable manual P 222 49.2174 50 -0.16 69
IV.ARRO.EHE. 2023-01-12T18:17:58.11 0.3 undecidable manual P 205 43.8228 50 -0.08 70
IV.SEF1.HNN. 2023-01-12T18:17:58.64 0.1 undecidable manual S 351 23.4543 50 -0.1 97
IV.SMA1.EHZ. 2023-01-12T18:17:58.29 0.3 undecidable manual P 141 44.0226 50 0.08 70
IV.CSP1.EHZ. 2023-01-12T18:17:58.93 0.6 undecidable manual S 45 24.2535 50 -0.02 49
IV.LNSS.HHZ. 2023-01-12T18:17:57.04 0.1 undecidable manual P 174 37.3293 50 -0.14 94
IV.MTRA.EHE. 2023-01-12T18:17:57.28 1.0 undecidable manual P 121 38.5281 50 -0.08 24
IV.MOMA.HHZ. 2023-01-12T18:17:57.42 0.3 undecidable manual P 247 37.4292 50 0.23 69
IV.ATCC.EHZ. 2023-01-12T18:17:57.53 0.1 positive manual P 314 39.627 50 0 96
IV.MML1.EHZ. 2023-01-12T18:17:57.39 0.3 undecidable manual S 355 19.5693 50 -0.31 70
IV.MF5.EHZ. 2023-01-12T18:17:57.89 0.1 undecidable manual P 81 38.3283 50 0.56 85
IV.NRCA.HNZ. 2023-01-12T18:17:56.28 0.1 undecidable manual S 139 15.1737 126 -0.23 96
IV.GUMA.HHZ. 2023-01-12T18:17:56.53 0.1 positive manual P 63 31.0467 50 0.32 91
IV.MC2.EHZ. 2023-01-12T18:17:56.75 0.1 undecidable manual S 100 16.1727 50 -0.05 99
IV.MDAR.HNN. 2023-01-12T18:17:56.22 0.1 undecidable manual P 23 30.8469 50 0.05 97
IV.SNTG.HHZ. 2023-01-12T18:17:56.72 0.1 undecidable manual P 353 35.4423 50 -0.17 93
IV.ASSB.HHZ. 2023-01-12T18:17:55.80 0.1 positive manual P 293 29.4483 50 -0.17 94
IV.SEF1.HNN. 2023-01-12T18:17:55.00 0.1 undecidable manual P 351 23.4543 50 -0.05 98
IV.FIU1.HNZ. 2023-01-12T18:17:55.70 0.1 undecidable manual P 350 28.2495 50 -0.08 96
IV.CSP1.EHZ. 2023-01-12T18:17:55.20 0.1 positive manual P 45 24.2535 50 0.04 98
IV.PF6.EHN. 2023-01-12T18:17:55.60 0.1 positive manual P 36 27.5502 50 -0.08 97
IV.MMO1.EHZ. 2023-01-12T18:17:55.69 0.1 negative manual P 99 27.4503 50 0.03 98
IV.CESI.HNZ. 2023-01-12T18:17:55.16 0.1 undecidable manual S 316 10.2786 137 -0.08 99
7F.SIB2.EHE. 2023-01-12T18:17:55.39 0.1 undecidable manual P 101 25.8519 50 -0.01 98
IV.GAVE.EHZ. 2023-01-12T18:17:55.78 0.1 positive manual P 196 28.3494 50 -0.02 98
7F.SIB1.EHE. 2023-01-12T18:17:55.04 0.1 undecidable manual P 102 23.0547 50 0.06 98
IV.FDMO.HHZ. 2023-01-12T18:17:55.78 0.1 undecidable manual S 35 13.3755 129 -0.24 96
IV.MML1.EHZ. 2023-01-12T18:17:54.40 0.1 positive manual P 355 19.5693 50 -0.05 99
7F.SIB3.EHN. 2023-01-12T18:17:54.88 0.1 undecidable manual P 107 23.5542 50 -0.18 95
IV.FEMA.HNZ. 2023-01-12T18:17:54.43 0.1 undecidable manual S 60 5.3946 154 0.18 98
IV.MC2.EHZ. 2023-01-12T18:17:54.05 0.1 negative manual P 100 16.1727 50 0.12 98
IV.CESI.HNZ. 2023-01-12T18:17:53.17 0.1 positive manual P 316 10.2786 137 0.15 98
IV.FDMO.HHZ. 2023-01-12T18:17:53.54 0.1 negative manual P 35 13.3755 129 0.06 99
IV.NRCA.HNZ. 2023-01-12T18:17:53.77 0.1 positive manual P 139 15.1737 126 0.01 100
IV.FEMA.HNZ. 2023-01-12T18:17:52.71 0.1 negative manual P 60 5.3946 154 0.25 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FEMA.HNE. ML:2.2 0.002355 0.48 AML other m 2023-01-12T18:17:54.56
IV.FEMA.HNN. ML:2.1 0.0019950000000000002 1.2 AML other m 2023-01-12T18:17:55.83
IV.CESI.HNE. ML:2.3 0.0026349999999999998 0.12 AML other m 2023-01-12T18:17:55.28
IV.CESI.HHE. ML:2.3 0.002605 0.12 AML other m 2023-01-12T18:17:55.34
IV.CESI.HHN. ML:2.3 0.002285 0.12 AML other m 2023-01-12T18:17:55.29
IV.CESI.HNN. ML:2.2 0.0020549999999999995 0.46 AML other m 2023-01-12T18:17:55.28
IV.FDMO.HHE. ML:2.4 0.00267 1.76 AML other m 2023-01-12T18:17:55.05
IV.FDMO.HHN. ML:2.4 0.0026349999999999998 1.8 AML other m 2023-01-12T18:17:56.03
IV.NRCA.HHE. ML:2.5 0.0028799999999999997 0.76 AML other m 2023-01-12T18:17:56.97
IV.NRCA.HNE. ML:2.5 0.002645 0.76 AML other m 2023-01-12T18:17:56.98
IV.NRCA.HNN. ML:2.5 0.002755 0.44 AML other m 2023-01-12T18:17:56.50
IV.NRCA.HHN. ML:2.5 0.00281 0.44 AML other m 2023-01-12T18:17:56.50
IV.MML1.HNN. ML:2.3 0.001495 1 AML other m 2023-01-12T18:17:57.33
IV.MML1.EHN. ML:2.3 0.0014849999999999998 1.02 AML other m 2023-01-12T18:17:57.33
IV.MML1.HNE. ML:2.4 0.00176 1.88 AML other m 2023-01-12T18:17:57.99
IV.MML1.EHE. ML:2.4 0.0017749999999999999 0.12 AML other m 2023-01-12T18:17:58.00
IV.MC2.EHN. ML:2.2 0.001405 0.42 AML other m 2023-01-12T18:17:58.53
IV.MC2.EHE. ML:2.3 0.001625 0.42 AML other m 2023-01-12T18:17:58.77
IV.CSP1.EHE. ML:2.6 0.002555 0.36 AML other m 2023-01-12T18:17:59.66
IV.CSP1.EHN. ML:2.8 0.003645 0.22 AML other m 2023-01-12T18:17:59.58
IV.MMO1.EHE. ML:1.9 0.000435 0.36 AML other m 2023-01-12T18:18:00.40
IV.GAVE.EHE. ML:2.2 0.000847 0.18 AML other m 2023-01-12T18:18:00.37
IV.ASSB.HHN. ML:2.0 0.0005545 0.4 AML other m 2023-01-12T18:18:00.68
IV.MMO1.EHN. ML:2.1 0.000693 1.02 AML other m 2023-01-12T18:18:00.07
IV.GUMA.HHE. ML:2.5 0.00149 0.2 AML other m 2023-01-12T18:18:01.69
IV.GAVE.EHN. ML:2.0 0.000568 0.94 AML other m 2023-01-12T18:18:01.17
IV.ASSB.HHE. ML:2.0 0.000451 1.34 AML other m 2023-01-12T18:18:01.00
IV.GUMA.HNE. ML:2.4 0.0011135 0.24 AML other m 2023-01-12T18:18:01.69
IV.SNTG.HHN. ML:1.7 0.0002045 0.96 AML other m 2023-01-12T18:18:02.50
IV.SNTG.HHE. ML:1.7 0.00020700000000000002 1.52 AML other m 2023-01-12T18:18:03.07
IV.GUMA.HHN. ML:2.1 0.0006175000000000001 0.42 AML other m 2023-01-12T18:18:03.18
IV.GUMA.HNN. ML:2.2 0.0006985 1.04 AML other m 2023-01-12T18:18:03.19
IV.ATCC.EHE. ML:1.9 0.00025 0.34 AML other m 2023-01-12T18:18:03.77
IV.ATCC.EHN. ML:1.8 0.00020700000000000002 0.64 AML other m 2023-01-12T18:18:03.78
IV.MOMA.HHN. ML:1.2 0.00006475 1.6 AML other m 2023-01-12T18:18:03.93
IV.MOMA.HHE. ML:1.8 0.00021500000000000002 1.76 AML other m 2023-01-12T18:18:04.04
IV.LNSS.HHN. ML:1.8 0.0002135 0.76 AML other m 2023-01-12T18:18:04.30
IV.MF5.EHE. ML:1.7 0.0001815 0.76 AML other m 2023-01-12T18:18:04.49
IV.LNSS.HHE. ML:1.8 0.000262 0.16 AML other m 2023-01-12T18:18:04.68
IV.EL6.EHN. ML:2.2 0.0004615 0.22 AML other m 2023-01-12T18:18:05.79
IV.SMA1.EHN. ML:1.6 0.0001275 0.44 AML other m 2023-01-12T18:18:06.37
IV.EL6.EHE. ML:2.1 0.000373 0.44 AML other m 2023-01-12T18:18:06.39
IV.MF5.EHN. ML:1.6 0.0001357 1.16 AML other m 2023-01-12T18:18:06.17
IV.CESX.HHN. ML:1.8 0.000168 1.22 AML other m 2023-01-12T18:18:07.92
IV.CESX.HHE. ML:1.8 0.000184 0.3 AML other m 2023-01-12T18:18:08.73
IV.SMA1.EHE. ML:1.8 0.000174 0.34 AML other m 2023-01-12T18:18:09.84
IV.ARVD.HHN. ML:1.5 0.00006315 0.72 AML other m 2023-01-12T18:18:10.56
IV.ARVD.HHE. ML:1.5 0.0000668 0.1 AML other m 2023-01-12T18:18:11.19
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