Earthquake with magnitude of ML 1.5 on date 15-04-2023 and time 11:03:56 (Italy) in region 8 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 1.5 earthquake occured in region: 8 km SE Castelsantangelo sul Nera (MC), on

  • 15-04-2023 09:03:56 (UTC)
  • 15-04-2023 11:03:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8410, 13.2100 at 9 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 8 281 281
Montegallo AP 10 523 804
Arquata del Tronto AP 10 1178 1982
Norcia PG 11 4957 6939
Montemonaco AP 12 604 7543
Ussita MC 13 444 7987
Visso MC 14 1107 9094
Preci PG 15 724 9818
Montefortino FM 16 1178 10996
Accumoli RI 17 667 11663
Bolognola MC 17 142 11805
Acquasanta Terme AP 18 2916 14721
Amandola FM 20 3629 18350

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
45 Km W of Teramo (54892 inhabitants)
56 Km NE of Terni (111501 inhabitants)
57 Km N of L'Aquila (69753 inhabitants)
73 Km E of Perugia (166134 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
90 Km S of Ancona (100861 inhabitants)
92 Km W of Pescara (121014 inhabitants)
96 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 1.5 2023-04-15
09:03:56
42.8412 13.2098 9 2024-03-01
17:18:03
Bollettino Sismico Italiano INGV 116458781
Reviewed
Rev100
ML 1.5 2023-04-15
09:03:56
42.846 13.2152 9 2023-04-15
09:20:44
Sala Sismica INGV-Roma 116405181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-15 09:03:56 ± 0.04
Latitude 42.8412 ± 0.0018
Longitude 13.2098 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116458781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 257
Semi-minor axis of confidence ellipse (meter) 230
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 61
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 50
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.05576
Epicentral distance of station farthest from the epicenter (degree) 0.85076
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 29
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 116458781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-23 14:24:20

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 116405181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-15 09:20:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2023-04-15T09:04:12.82 0.3 undecidable manual P 325 94.4388 50 0.27 61
IV.FRON.EHZ. 2023-04-15T09:04:11.09 0.3 undecidable manual P 333 84.6486 50 0.05 66
IV.TERO.HHZ. 2023-04-15T09:04:09.69 0.6 undecidable manual S 127 40.2264 50 -0.25 45
IV.RM33.EHZ. 2023-04-15T09:04:09.21 0.6 undecidable manual S 179 36.8298 50 0.17 47
IV.SSFR.HHZ. 2023-04-15T09:04:09.55 0.3 undecidable manual P 332 74.5698 50 0.07 67
IV.MML1.EHZ. 2023-04-15T09:04:08.73 0.6 undecidable manual S 327 35.8419 50 -0.05 48
IV.SAP2.EHE. 2023-04-15T09:04:08.47 0.3 undecidable manual S 28 32.2455 50 0.65 62
IV.ATCC.EHZ. 2023-04-15T09:04:07.32 0.6 undecidable manual P 310 59.8956 50 0.09 45
IV.PF6.EHN. 2023-04-15T09:04:07.70 0.3 undecidable manual S 358 32.9448 50 -0.3 68
IV.CESI.HHE. 2023-04-15T09:04:07.28 0.3 undecidable manual S 306 30.747 50 -0.14 71
IV.GAVE.EHN. 2023-04-15T09:04:07.33 0.3 undecidable manual S 237 30.5472 50 -0.04 73
IV.LNSS.HHZ. 2023-04-15T09:04:07.19 0.6 undecidable manual S 208 29.8479 50 0.02 49
IV.MOMA.HHZ. 2023-04-15T09:04:06.51 0.6 undecidable manual P 266 52.2033 50 0.47 43
IV.MF5.EHZ. 2023-04-15T09:04:06.42 0.6 undecidable manual S 51 26.0517 110 0.5 44
IV.GUMA.HHZ. 2023-04-15T09:04:06.33 0.6 undecidable manual S 22 26.5512 109 0.22 47
IV.EL6.EHZ. 2023-04-15T09:04:06.39 0.3 undecidable manual P 351 54.9006 50 -0.06 69
IV.CSP1.EHZ. 2023-04-15T09:04:06.17 0.6 undecidable manual S 359 27.8499 108 -0.34 46
IV.GIGS.HHZ. 2023-04-15T09:04:05.83 0.3 undecidable manual P 145 52.2033 50 -0.22 67
IV.SMA1.EHZ. 2023-04-15T09:04:05.56 0.6 undecidable manual S 156 25.4523 110 -0.19 47
IV.ASSB.HHZ. 2023-04-15T09:04:05.57 0.1 undecidable manual P 297 50.0166 50 -0.14 92
IT.MTCL.HGZ. 2023-04-15T09:04:05.08 0.3 undecidable manual S 315 24.0537 111 -0.21 71
IV.FDMO.HHZ. 2023-04-15T09:04:04.92 0.3 undecidable manual S 335 23.8539 111 -0.29 70
IV.SAP2.EHE. 2023-04-15T09:04:03.37 0.3 undecidable manual P 28 32.2455 50 0.4 67
IV.FEMA.HNE. 2023-04-15T09:04:03.74 0.6 undecidable manual S 316 18.6702 116 0.17 48
IV.MTRA.EHZ. 2023-04-15T09:04:03.30 0.1 undecidable manual S 122 17.871 117 -0.01 99
IV.RM33.EHZ. 2023-04-15T09:04:03.76 0.1 undecidable manual P 179 36.8298 50 0.09 95
IV.MML1.EHZ. 2023-04-15T09:04:03.36 0.1 undecidable manual P 327 35.8419 50 -0.17 93
IV.TERO.HHZ. 2023-04-15T09:04:03.84 0.1 undecidable manual P 127 40.2264 50 -0.35 89
IV.GAVE.EHN. 2023-04-15T09:04:02.71 0.1 undecidable manual P 237 30.5472 50 0 97
IV.GUMA.HHZ. 2023-04-15T09:04:02.23 0.1 undecidable manual P 22 26.5512 109 0.25 93
IV.MF5.EHZ. 2023-04-15T09:04:02.18 0.1 undecidable manual P 51 26.0517 110 0.31 92
IV.LNSS.HHZ. 2023-04-15T09:04:02.56 0.3 undecidable manual P 208 29.8479 50 -0.03 73
IV.CSP1.EHZ. 2023-04-15T09:04:02.02 0.1 undecidable manual P 359 27.8499 108 -0.19 94
IV.PF6.EHN. 2023-04-15T09:04:02.73 0.1 undecidable manual P 358 32.9448 50 -0.34 90
IV.CESI.HHE. 2023-04-15T09:04:02.64 0.1 undecidable manual P 306 30.747 50 -0.09 96
IV.MMO1.EHZ. 2023-04-15T09:04:01.26 0.1 undecidable manual S 56 11.4774 129 -0.19 97
IV.SMA1.EHZ. 2023-04-15T09:04:01.72 0.1 undecidable manual P 156 25.4523 110 -0.05 97
IV.FDMO.HHZ. 2023-04-15T09:04:01.36 0.3 undecidable manual P 335 23.8539 111 -0.1 72
IT.MTCL.HGZ. 2023-04-15T09:04:01.52 0.1 undecidable manual P 315 24.0537 111 0.01 98
7F.SIB1.EHZ. 2023-04-15T09:04:00.55 0.3 undecidable manual S 39 7.6812 140 0.04 75
7F.SIB2.EHE. 2023-04-15T09:04:00.57 0.3 undecidable manual S 54 9.4794 134 -0.35 71
IV.MTRA.EHZ. 2023-04-15T09:04:00.43 0.1 undecidable manual P 122 17.871 117 0.06 98
IV.NRCA.HNZ. 2023-04-15T09:04:00.63 0.1 undecidable manual S 264 7.7811 140 0.09 99
IV.FEMA.HNE. 2023-04-15T09:04:00.77 0.3 undecidable manual P 316 18.6702 116 0.25 71
7F.SIB3.EHZ. 2023-04-15T09:03:59.79 0.1 undecidable manual S 52 6.1938 146 -0.4 94
IV.NRCA.HNZ. 2023-04-15T09:03:59.11 0.1 undecidable manual P 264 7.7811 140 0.35 94
IV.MMO1.EHZ. 2023-04-15T09:03:59.41 0.1 undecidable manual P 56 11.4774 129 0.12 98
7F.SIB2.EHE. 2023-04-15T09:03:59.04 0.1 undecidable manual P 54 9.4794 134 0.06 100
7F.SIB3.EHZ. 2023-04-15T09:03:58.64 0.3 undecidable manual P 52 6.1938 146 0.08 75
7F.SIB1.EHZ. 2023-04-15T09:03:58.99 0.1 undecidable manual P 39 7.6812 140 0.24 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:2.2 0.002625 0.16 AML other m 2023-04-15T09:04:00.77
IV.NRCA.HNE. ML:2.2 0.0024700000000000004 0.16 AML other m 2023-04-15T09:04:00.78
IV.NRCA.HHN. ML:2.0 0.0015899505 0.0768 AML other m 2023-04-15T09:04:00.72
IV.NRCA.HNN. ML:1.9 0.00133919985 0.0576 AML other m 2023-04-15T09:04:00.73
IV.MMO1.EHE. ML:1.6 0.000437 0.32 AML other m 2023-04-15T09:04:01.35
IV.MMO1.EHN. ML:1.4 0.0002845 0.54 AML other m 2023-04-15T09:04:01.67
IV.MTRA.EHE. ML:1.7 0.00040249999999999997 0.42 AML other m 2023-04-15T09:04:03.34
IV.MTRA.EHN. ML:1.5 0.00026661895000000004 0.1792 AML other m 2023-04-15T09:04:03.64
IV.FDMO.HHN. ML:1.4 0.00017299999999999998 0.16 AML other m 2023-04-15T09:04:05.32
IV.FDMO.HHE. ML:1.2 0.00010908836 0.16 AML other m 2023-04-15T09:04:05.38
IV.GUMA.HHE. ML:1.4 0.00014037785 1.776 AML other m 2023-04-15T09:04:06.03
IV.CSP1.EHE. ML:1.8 0.0003215 0.38 AML other m 2023-04-15T09:04:07.21
IV.CSP1.EHN. ML:1.7 0.000247 0.6 AML other m 2023-04-15T09:04:07.15
IV.GUMA.HHN. ML:1.5 0.00015960520000000001 0.2944 AML other m 2023-04-15T09:04:08.27
IV.LNSS.HHN. ML:1.3 0.00009435830500000001 0.16 AML other m 2023-04-15T09:04:08.44
IV.LNSS.HHE. ML:1.3 0.00009435 0.12 AML other m 2023-04-15T09:04:09.05
IV.MML1.EHE. ML:1.2 0.00006495 0.12 AML other m 2023-04-15T09:04:09.43
IV.RM33.EHN. ML:1.3 0.0000688 0.36 AML other m 2023-04-15T09:04:09.65
IV.TERO.HHN. ML:1.3 0.000076430205 0.0768 AML other m 2023-04-15T09:04:09.92
IV.TERO.HHE. ML:1.3 0.000072519345 0.0832 AML other m 2023-04-15T09:04:09.92
IV.RM33.EHE. ML:1.4 0.0000892 0.4 AML other m 2023-04-15T09:04:09.73
IV.MML1.EHN. ML:1.3 0.00007817552 0.2368 AML other m 2023-04-15T09:04:10.34
IV.ASSB.HHE. ML:1.0 0.000026896625 0.096 AML other m 2023-04-15T09:04:13.83
IV.ASSB.HHN. ML:1.1 0.00003260792 0.1024 AML other m 2023-04-15T09:04:15.08
IV.SSFR.HHN. ML:1.6 0.00006246608500000001 0.1536 AML other m 2023-04-15T09:04:21.69
IV.SSFR.HHE. ML:1.5 0.000046717445 0.3008 AML other m 2023-04-15T09:04:22.07
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