Earthquake with magnitude of ML 1.2 on date 24-04-2023 and time 02:36:06 (Italy) in region 6 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 1.2 earthquake occured in region: 6 km SE Castelsantangelo sul Nera (MC), on

  • 24-04-2023 00:36:06 (UTC)
  • 24-04-2023 02:36:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8510, 13.2000 at 10 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
Castelsantangelo sul Nera MC 6 281 281
Norcia PG 11 4957 5238
Montegallo AP 11 523 5761
Ussita MC 12 444 6205
Montemonaco AP 12 604 6809
Arquata del Tronto AP 12 1178 7987
Visso MC 13 1107 9094
Preci PG 13 724 9818
Montefortino FM 16 1178 10996
Bolognola MC 16 142 11138
Accumoli RI 18 667 11805
Amandola FM 19 3629 15434
Acquasanta Terme AP 19 2916 18350
Acquacanina MC 20 121 18471

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
46 Km W of Teramo (54892 inhabitants)
55 Km NE of Terni (111501 inhabitants)
58 Km N of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
89 Km SW of Ancona (100861 inhabitants)
93 Km W of Pescara (121014 inhabitants)
97 Km NW of Chieti (51815 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 1.2 2023-04-24
00:36:06
42.8512 13.1997 10 2024-03-01
17:18:07
Bollettino Sismico Italiano INGV 117145931
Reviewed
Rev100
Md 1.5
ML 1.2
2023-04-24
00:36:06
42.8543 13.1968 9 2023-04-24
00:46:55
Sala Sismica INGV-Roma 116673831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-24 00:36:06 ± 0.03
Latitude 42.8512 ± 0.0018
Longitude 13.1997 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117145931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 242
Semi-minor axis of confidence ellipse (meter) 220
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 48
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 38
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) 0.51081
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 21
Type of magnitude ML
Reference to an origin 117145931
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-08 10:53:29

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 116673831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-24 00:46:55

Md:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 9
Type of magnitude Md
Reference to an origin 116673831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-24 00:46:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CPGN.HNZ. 2023-04-24T00:36:43.02 3.0 undecidable manual S -0.19 0
IV.ASSB.HHZ. 2023-04-24T00:36:22.15 0.3 undecidable manual S 296 48.8178 50 -0.3 67
IV.RM33.EHZ. 2023-04-24T00:36:19.71 0.3 undecidable manual S 178 38.0286 50 0.14 69
IV.MML1.EHZ. 2023-04-24T00:36:18.37 0.3 undecidable manual S 328 34.4433 50 -0.26 69
IV.CESI.HHZ. 2023-04-24T00:36:17.17 0.3 undecidable manual S 306 29.4483 50 -0.11 72
IV.LNSS.HHZ. 2023-04-24T00:36:17.58 0.3 undecidable manual S 205 30.4473 50 0.02 72
IV.GAVE.EHN. 2023-04-24T00:36:17.64 0.3 undecidable manual S 235 30.5472 50 0.07 71
IV.MF5.EHZ. 2023-04-24T00:36:16.60 0.3 undecidable manual S 54 25.9518 111 0.27 68
IV.MOMA.HNZ. 2023-04-24T00:36:16.57 0.1 undecidable manual P 264 51.5151 50 0.36 86
IV.SMA1.EHZ. 2023-04-24T00:36:16.34 0.3 undecidable manual S 156 26.8509 50 -0.26 70
IV.CESX.HHE. 2023-04-24T00:36:16.72 0.3 undecidable manual P 242 56.6988 50 -0.29 65
IV.GUMA.HHZ. 2023-04-24T00:36:16.53 0.3 undecidable manual S 25 25.9518 111 0.22 69
IV.ARRO.EHZ. 2023-04-24T00:36:15.20 0.1 undecidable manual P 230 46.5201 50 -0.24 90
IV.FDMO.HHZ. 2023-04-24T00:36:15.05 0.3 undecidable manual S 336 22.4553 114 -0.16 71
IT.MTCL.HGZ. 2023-04-24T00:36:15.05 0.6 undecidable manual S 314 22.6551 113 -0.22 46
IV.ASSB.HHZ. 2023-04-24T00:36:15.76 0.3 positive manual P 296 48.8178 50 -0.03 70
IV.RM33.EHZ. 2023-04-24T00:36:14.13 0.3 undecidable manual P 178 38.0286 50 0.01 71
IV.MTRA.EHE. 2023-04-24T00:36:14.05 0.3 undecidable manual S 123 19.1697 117 -0.11 72
IV.MML1.EHZ. 2023-04-24T00:36:13.54 0.3 undecidable manual P 328 34.4433 50 -0.04 72
IV.FEMA.HNE. 2023-04-24T00:36:13.75 0.6 undecidable manual S 315 17.2716 120 0.15 49
IV.CSP1.EHZ. 2023-04-24T00:36:12.20 0.6 undecidable manual P 1 26.6511 50 -0.18 47
IV.GUMA.HHZ. 2023-04-24T00:36:12.28 0.6 undecidable manual P 25 25.9518 111 0.04 48
IV.GAVE.EHN. 2023-04-24T00:36:12.99 0.3 undecidable manual P 235 30.5472 50 0.02 72
IV.MF5.EHZ. 2023-04-24T00:36:12.55 0.1 undecidable manual P 54 25.9518 111 0.29 91
IV.CESI.HHZ. 2023-04-24T00:36:12.82 0.1 positive manual P 306 29.4483 50 0.02 96
IV.SMA1.EHZ. 2023-04-24T00:36:12.28 0.6 undecidable manual P 156 26.8509 50 -0.13 48
IV.LNSS.HHZ. 2023-04-24T00:36:12.94 0.1 undecidable manual P 205 30.4473 50 -0.03 97
IV.FEMA.HNE. 2023-04-24T00:36:11.06 0.1 undecidable manual P 315 17.2716 120 0.38 92
7F.SIB2.EHE. 2023-04-24T00:36:11.16 0.3 undecidable manual S 62 9.5793 136 -0.29 70
IV.MMO1.EHZ. 2023-04-24T00:36:11.77 0.6 undecidable manual S 63 11.5773 130 -0.2 48
IV.FDMO.HHZ. 2023-04-24T00:36:11.58 0.3 undecidable manual P 336 22.4553 114 -0.03 73
IV.MTRA.EHE. 2023-04-24T00:36:11.06 0.3 undecidable manual P 123 19.1697 117 0.06 73
IT.MTCL.HGZ. 2023-04-24T00:36:11.68 0.3 undecidable manual P 314 22.6551 113 0.03 73
IV.NRCA.HNZ. 2023-04-24T00:36:10.96 0.3 undecidable manual S 254 7.1928 144 0.04 75
7F.SIB3.EHN. 2023-04-24T00:36:10.42 0.3 undecidable manual S 65 6.2937 147 -0.32 70
IV.NRCA.HNZ. 2023-04-24T00:36:09.41 0.1 undecidable manual P 254 7.1928 144 0.28 96
7F.SIB2.EHE. 2023-04-24T00:36:09.50 0.1 undecidable manual P 62 9.5793 136 0.06 100
7F.SIB3.EHN. 2023-04-24T00:36:09.11 0.1 undecidable manual P 65 6.2937 147 0.08 100
IV.MMO1.EHZ. 2023-04-24T00:36:09.85 0.1 undecidable manual P 63 11.5773 130 0.11 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.9 0.001125 0.16 AML other m 2023-04-24T00:36:11.09
IV.NRCA.HHN. ML:1.6 0.0005740000000000001 0.14 AML other m 2023-04-24T00:36:11.33
IV.MMO1.EHE. ML:1.3 0.0002485 1.68 AML other m 2023-04-24T00:36:12.88
IV.MMO1.EHN. ML:1.1 0.0001605 0.7 AML other m 2023-04-24T00:36:12.88
IV.FDMO.HHE. ML:1.0 0.000057900000000000005 0.2 AML other m 2023-04-24T00:36:15.33
IV.FDMO.HHN. ML:1.1 0.00008275 0.3 AML other m 2023-04-24T00:36:15.31
IV.GUMA.HHE. ML:1.4 0.00014600000000000003 1.46 AML other m 2023-04-24T00:36:17.26
IV.CESI.HHN. ML:1.4 0.00011125000000000001 0.1 AML other m 2023-04-24T00:36:17.58
IV.CESI.HHE. ML:1.1 0.0000668 0.22 AML other m 2023-04-24T00:36:17.70
IV.SMA1.EHE. ML:0.9 0.000039750000000000004 0.42 AML other m 2023-04-24T00:36:17.51
IV.GUMA.HHN. ML:1.4 0.000141 0.7 AML other m 2023-04-24T00:36:17.42
IV.LNSS.HHN. ML:1.4 0.00013700000000000002 0.66 AML other m 2023-04-24T00:36:17.92
IV.LNSS.HHE. ML:1.3 0.0001015 0.94 AML other m 2023-04-24T00:36:18.25
IV.MML1.EHE. ML:0.8 0.0000259 0.8 AML other m 2023-04-24T00:36:18.46
IV.MML1.EHN. ML:0.9 0.000034250000000000006 1.36 AML other m 2023-04-24T00:36:19.90
IV.SNTG.HHE. ML:0.8 0.000016649999999999998 1.58 AML other m 2023-04-24T00:36:20.01
IV.SMA1.EHN. ML:0.9 0.00003990000000000001 0.5 AML other m 2023-04-24T00:36:22.22
IV.ASSB.HHN. ML:1.0 0.000031 1.7 AML other m 2023-04-24T00:36:23.09
IV.ASSB.HHE. ML:1.0 0.0000297 1.16 AML other m 2023-04-24T00:36:23.21
IV.ATVO.HHE. ML:1.5 0.0000343 0.72 AML other m 2023-04-24T00:36:34.24
IV.ATVO.HHN. ML:1.2 0.00002065 1.04 AML other m 2023-04-24T00:36:35.35
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