Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 23-11-2022 and time 23:40:39 (UTC) in region 3 km NE Castelsantangelo sul Nera (MC)

A magnitude ML 1.5 earthquake occured in region: 3 km NE Castelsantangelo sul Nera (MC), on

  • 23-11-2022 23:40:39 (UTC)
  • 24-11-2022 00:40:39 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9140, 13.1810 at 12 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.

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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
Castelsantangelo sul Nera MC 3 281 281
Ussita MC 5 444 725
Visso MC 8 1107 1832
Bolognola MC 10 142 1974
Montemonaco AP 12 604 2578
Preci PG 12 724 3302
Acquacanina MC 13 121 3423
Montefortino FM 14 1178 4601
Fiastra MC 14 559 5160
Montegallo AP 15 523 5683
Norcia PG 15 4957 10640
Fiordimonte MC 16 202 10842
Amandola FM 16 3629 14471
Sarnano MC 17 3264 17735
Monte Cavallo MC 17 145 17880
Pieve Torina MC 18 1458 19338
Arquata del Tronto AP 18 1178 20516
Pievebovigliana MC 18 866 21382
Comunanza AP 20 3166 24548

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
51 Km NW of Teramo (54892 inhabitants)
59 Km NE of Terni (111501 inhabitants)
65 Km N of L'Aquila (69753 inhabitants)
68 Km E of Perugia (166134 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
98 Km NW of Pescara (121014 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 1.5 2022-11-23
23:40:39		 42.9137 13.1812 12 2024-03-01
15:28:12		 Bollettino Sismico Italiano INGV 113036161
Reviewed
Rev100 		ML 1.5 2022-11-23
23:40:39		 42.9097 13.1788 13 2022-11-23
23:49:00		 Sala Sismica INGV-Roma 112148281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-23 23:40:39 ± 0.1
Latitude 42.9137 ± 0.0063
Longitude 13.1812 ± 0.0061
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113036161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 532
Semi-minor axis of confidence ellipse (meter) 508
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 33
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 83
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 32
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) 0.00630
Epicentral distance of station farthest from the epicenter (degree) 0.42538
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 112148281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-11-23 23:49:00

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 113036161
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-06 10:20:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2022-11-23T23:40:54.04 0.6 undecidable manual S 133 47.2194 92 -0.1 45
IV.MNTT.EHZ. 2022-11-23T23:40:53.17 0.3 undecidable manual S 64 37.4292 93 1.63 39
IV.MF5.EHN. 2022-11-23T23:40:48.45 0.6 undecidable manual S 70 24.0537 97 0.47 45
IV.CESI.HHZ. 2022-11-23T23:40:48.28 0.6 undecidable manual S 294 24.6531 96 0.15 47
IV.TERO.HHZ. 2022-11-23T23:40:47.52 0.3 undecidable manual P 133 47.2194 92 -0.25 66
IV.GUMA.HHZ. 2022-11-23T23:40:47.39 0.3 undecidable manual S 37 20.7681 99 0.29 70
IV.PF6.EHN. 2022-11-23T23:40:47.77 0.3 undecidable manual S 2 24.8529 96 -0.43 67
IV.MNTT.EHZ. 2022-11-23T23:40:46.73 0.1 undecidable manual P 64 37.4292 93 0.45 88
IV.CSP1.EHE. 2022-11-23T23:40:46.60 0.6 undecidable manual S 6 19.869 100 -0.27 47
IT.MTCL.HGZ. 2022-11-23T23:40:46.09 0.6 undecidable manual S 301 17.2716 105 -0.09 49
IV.FDMO.HHZ. 2022-11-23T23:40:45.60 0.3 undecidable manual S 331 15.5733 109 -0.17 73
IV.FEMA.HNE. 2022-11-23T23:40:45.20 0.6 undecidable manual S 297 11.9769 121 0.32 46
IV.NRCA.HHZ. 2022-11-23T23:40:44.55 0.6 undecidable manual S 211 10.3785 127 0 50
IV.MMO1.EHZ. 2022-11-23T23:40:44.57 0.6 undecidable manual S 98 11.9769 121 -0.31 46
IV.MF5.EHN. 2022-11-23T23:40:44.26 0.1 undecidable manual P 70 24.0537 97 0.04 97
IV.CESI.HHZ. 2022-11-23T23:40:44.20 0.3 undecidable manual P 294 24.6531 96 -0.1 72
7F.SIB2.EHE. 2022-11-23T23:40:44.12 0.6 undecidable manual S 104 10.2786 127 -0.4 46
IV.GUMA.HHZ. 2022-11-23T23:40:43.59 0.3 undecidable manual P 37 20.7681 99 -0.11 71
7F.SIB1.EHE. 2022-11-23T23:40:43.89 0.3 undecidable manual S 106 7.4814 139 -0.09 74
7F.SIB3.EHN. 2022-11-23T23:40:43.89 0.6 undecidable manual S 121 8.3805 135 -0.24 48
IV.PF6.EHN. 2022-11-23T23:40:43.96 0.1 undecidable manual P 2 24.8529 96 -0.38 90
IV.MC2.EHZ. 2022-11-23T23:40:43.68 0.1 undecidable manual S 111 0.6993 176 0.4 92
IV.CSP1.EHE. 2022-11-23T23:40:43.32 0.1 undecidable manual P 6 19.869 100 -0.26 93
IT.MTCL.HGZ. 2022-11-23T23:40:43.28 0.3 undecidable manual P 301 17.2716 105 0.1 72
IV.FEMA.HNE. 2022-11-23T23:40:42.66 0.3 undecidable manual P 297 11.9769 121 0.23 71
IV.NRCA.HHZ. 2022-11-23T23:40:42.22 0.1 positive manual P 211 10.3785 127 -0.01 100
IV.MMO1.EHZ. 2022-11-23T23:40:42.22 0.1 undecidable manual P 98 11.9769 121 -0.21 95
IV.FDMO.HHZ. 2022-11-23T23:40:42.91 0.1 undecidable manual P 331 15.5733 109 -0.04 99
IV.MC2.EHZ. 2022-11-23T23:40:41.66 0.1 undecidable manual P 111 0.6993 176 0.15 98
7F.SIB2.EHE. 2022-11-23T23:40:41.99 0.1 undecidable manual P 104 10.2786 127 -0.22 95
7F.SIB1.EHE. 2022-11-23T23:40:41.95 0.1 undecidable manual P 106 7.4814 139 0.05 100
7F.SIB3.EHN. 2022-11-23T23:40:41.84 0.1 undecidable manual P 121 8.3805 135 -0.15 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.6 0.0004115 0.16 AML other m 2022-11-23T23:40:44.66
IV.NRCA.HNE. ML:1.5 0.0003505 0.16 AML other m 2022-11-23T23:40:44.58
IV.NRCA.HNN. ML:1.6 0.000431 0.16 AML other m 2022-11-23T23:40:44.61
IV.NRCA.HHN. ML:1.6 0.0004360000000000001 0.16 AML other m 2022-11-23T23:40:44.69
IV.MMO1.EHN. ML:1.2 0.000176 0.22 AML other m 2022-11-23T23:40:44.79
IV.MMO1.EHE. ML:1.2 0.000158 0.2 AML other m 2022-11-23T23:40:44.72
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