Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 23-04-2023 and time 14:14:53 (Italy) in region 4 km W Serrapetrona (MC)

A magnitude ML 1.7 earthquake occured in region: 4 km W Serrapetrona (MC), on

  • 23-04-2023 12:14:53 (UTC)
  • 23-04-2023 14:14:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1880, 13.1460 at 8 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
Serrapetrona MC 4 966 966
San Severino Marche MC 5 12726 13692
Castelraimondo MC 8 4587 18279
Belforte del Chienti MC 8 1886 20165
Caldarola MC 9 1823 21988
Camerino MC 9 6974 28962
Gagliole MC 9 620 29582
Tolentino MC 12 20069 49651
Camporotondo di Fiastrone MC 12 563 50214
Cessapalombo MC 13 512 50726
Pioraco MC 13 1134 51860
Matelica MC 14 9981 61841
Muccia MC 14 915 62756
Pievebovigliana MC 15 866 63622
San Ginesio MC 16 3498 67120
Sefro MC 17 422 67542
Fiastra MC 17 559 68101
Fiuminata MC 17 1402 69503
Colmurano MC 17 1263 70766
Fiordimonte MC 17 202 70968
Acquacanina MC 18 121 71089
Pieve Torina MC 18 1458 72547
Esanatoglia MC 18 2034 74581
Pollenza MC 19 6618 81199
Ripe San Ginesio MC 19 852 82051
Urbisaglia MC 19 2628 84679
Treia MC 19 9403 94082
Cerreto d'Esi AN 20 3817 97899

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km NE of Foligno (57155 inhabitants)
57 Km SW of Ancona (100861 inhabitants)
62 Km E of Perugia (166134 inhabitants)
74 Km S of Fano (60888 inhabitants)
74 Km NW of Teramo (54892 inhabitants)
81 Km NE of Terni (111501 inhabitants)
83 Km S of Pesaro (94582 inhabitants)
95 Km N of L'Aquila (69753 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 1.7 2023-04-23
12:14:53		 43.1878 13.1463 9 2024-03-01
17:18:06		 Bollettino Sismico Italiano INGV 116960061
Reviewed
Rev100 		ML 1.7 2023-04-23
12:14:54		 43.1902 13.1378 7 2023-04-23
12:33:05		 Sala Sismica INGV-Roma 116646261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-23 12:14:53 ± 0.06
Latitude 43.1878 ± 0.0036
Longitude 13.1463 ± 0.0049
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 116960061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 505
Semi-minor axis of confidence ellipse (meter) 144
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 55
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 54
Number of defining phases 51
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.79770
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 33
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 50
Type of magnitude ML
Reference to an origin 116646261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-23 12:33:05

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 50
Type of magnitude ML
Reference to an origin 116960061
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-02-09 11:22:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BDI.HHZ. 2023-04-23T12:16:00.62 3.0 undecidable manual Sg 5.76 0
IV.CSNT.HHZ. 2023-04-23T12:15:41.05 3.0 undecidable manual S 2.39 0
IV.SFI.EHZ. 2023-04-23T12:15:16.92 3.0 undecidable manual P 0.65 0
IV.MOMA.HHZ. 2023-04-23T12:15:15.00 0.6 undecidable manual S 228 63.2922 50 1.2 30
IV.PIEI.HHZ. 2023-04-23T12:15:14.40 0.6 undecidable manual S 308 62.5929 50 0.77 37
IV.MPAG.EHZ. 2023-04-23T12:15:13.38 0.6 undecidable manual S 328 57.9975 50 0.97 34
IV.GIGS.HHZ. 2023-04-23T12:15:09.29 0.1 undecidable manual P 157 88.5447 50 0 87
IV.NRCA.HHZ. 2023-04-23T12:15:07.22 0.1 undecidable manual S 184 39.4272 50 -0.21 92
IV.RM33.EHZ. 2023-04-23T12:15:07.63 0.1 undecidable manual P 176 75.4689 50 0.35 83
IV.TERO.HHZ. 2023-04-23T12:15:06.90 0.1 undecidable manual P 149 72.8715 50 0.03 90
IV.MF5.EHZ. 2023-04-23T12:15:06.88 0.6 undecidable manual S 131 33.744 50 0.96 36
IV.FOSV.EHZ. 2023-04-23T12:15:05.78 0.3 undecidable manual S 291 33.3444 50 -0.02 72
IV.MOMA.HHZ. 2023-04-23T12:15:05.56 0.3 undecidable manual P 228 63.2922 50 0.17 66
IV.ATPI.EHZ. 2023-04-23T12:15:05.90 0.1 undecidable manual P 296 66.7776 50 -0.03 91
IV.MPAG.EHZ. 2023-04-23T12:15:04.72 0.3 undecidable manual P 328 57.9975 50 0.14 68
IV.PIEI.HHZ. 2023-04-23T12:15:04.98 0.1 undecidable manual P 308 62.5929 50 -0.3 86
IV.FRON.EHZ. 2023-04-23T12:15:03.00 0.1 undecidable manual P 317 49.9167 50 -0.33 88
IV.MURB.HHZ. 2023-04-23T12:15:03.48 0.1 undecidable manual P 280 50.9157 50 -0.01 94
IV.GUMA.HHZ. 2023-04-23T12:15:02.43 0.3 undecidable manual S 132 20.6682 112 0.79 60
IV.ATCC.EHZ. 2023-04-23T12:15:01.82 0.1 undecidable manual P 270 40.9257 50 -0.13 93
IV.CING.HHZ. 2023-04-23T12:15:01.94 0.3 undecidable manual S 11 21.1677 112 0.12 72
IV.ARVD.HHZ. 2023-04-23T12:15:01.09 0.1 undecidable manual P 334 38.1285 50 -0.43 88
IV.ASSB.HHZ. 2023-04-23T12:15:01.93 0.1 undecidable manual P 248 42.624 50 -0.28 90
IV.NRCA.HHZ. 2023-04-23T12:15:01.35 0.1 undecidable manual P 184 39.4272 50 -0.36 89
IV.MF5.EHZ. 2023-04-23T12:15:01.08 0.1 undecidable manual P 131 33.744 50 0.24 92
7F.SIB3.EHN. 2023-04-23T12:15:00.83 0.1 undecidable manual P 164 36.1416 50 -0.38 89
IV.MML1.EHZ. 2023-04-23T12:15:00.64 0.3 undecidable manual S 240 16.3725 118 0.35 70
7F.SIB1.EHE. 2023-04-23T12:15:00.51 0.1 undecidable manual P 163 34.0437 50 -0.37 90
IV.FDMO.HHZ. 2023-04-23T12:15:00.72 0.3 undecidable manual S 196 17.4714 116 0.09 73
IV.EL6.EHZ. 2023-04-23T12:15:00.22 0.1 undecidable manual S 347 16.0728 118 0.01 100
IV.FIU1.HNN. 2023-04-23T12:15:00.74 0.3 undecidable manual S 270 17.3715 116 0.13 73
IV.FOSV.EHZ. 2023-04-23T12:15:00.36 0.1 undecidable manual P 291 33.3444 50 -0.41 89
IV.MMO1.EHN. 2023-04-23T12:15:00.86 0.3 undecidable manual P 155 35.2425 50 -0.2 69
IV.SNTG.HHZ. 2023-04-23T12:15:00.97 0.3 undecidable manual S 294 18.2706 115 0.1 73
7F.SIB2.EHE. 2023-04-23T12:15:00.66 0.1 undecidable manual P 159 35.3424 50 -0.42 88
IV.SAP2.EHN. 2023-04-23T12:14:59.62 0.1 undecidable manual P 116 22.8549 110 0.85 77
IV.CESI.HHE. 2023-04-23T12:14:59.69 0.1 undecidable manual P 224 28.2495 107 -0.1 96
IV.MTL1.HNZ. 2023-04-23T12:14:59.84 0.3 undecidable manual S 305 13.4754 122 0.43 69
IV.CSP1.EHZ. 2023-04-23T12:14:58.94 0.6 undecidable manual S 156 11.6772 126 0.04 50
IV.CING.HHZ. 2023-04-23T12:14:58.34 0.1 undecidable manual P 11 21.1677 112 -0.13 96
IV.GUMA.HHZ. 2023-04-23T12:14:58.70 0.1 undecidable manual P 132 20.6682 112 0.33 92
IV.EL6.EHZ. 2023-04-23T12:14:57.55 0.1 undecidable manual P 347 16.0728 118 0.01 100
IV.FIU1.HNN. 2023-04-23T12:14:57.79 0.1 undecidable manual P 270 17.3715 116 0.02 99
IV.GAG1.HNN. 2023-04-23T12:14:57.97 0.3 undecidable manual S 311 8.4804 135 -0.09 74
IV.MTL1.HNZ. 2023-04-23T12:14:57.54 0.1 undecidable manual P 305 13.4754 122 0.46 91
IV.SNTG.HHZ. 2023-04-23T12:14:57.94 0.1 undecidable manual P 294 18.2706 115 0.02 99
IV.MML1.EHZ. 2023-04-23T12:14:57.75 0.1 positive manual P 240 16.3725 118 0.16 96
IV.FDMO.HHZ. 2023-04-23T12:14:57.79 0.1 undecidable manual P 196 17.4714 116 0 99
IV.PF6.EHE. 2023-04-23T12:14:57.24 0.1 undecidable manual S 145 6.7932 142 -0.43 93
IV.GAG1.HNN. 2023-04-23T12:14:56.35 0.1 undecidable manual P 311 8.4804 135 0.05 100
IV.CSP1.EHZ. 2023-04-23T12:14:56.74 0.1 undecidable manual P 156 11.6772 126 -0.05 100
IV.MDAR.HNZ. 2023-04-23T12:14:55.25 0.1 negative manual P 331 0.5994 176 -0.35 95
IV.PF6.EHE. 2023-04-23T12:14:55.94 0.1 undecidable manual P 145 6.7932 142 -0.13 99
IV.MDAR.HNZ. 2023-04-23T12:14:55.98 0.3 undecidable manual S 331 0.5994 176 -0.88 59
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:2.0 0.001365 1.38 AML other m 2023-04-23T12:14:59.94
IV.CSP1.EHN. ML:2.1 0.001615 0.52 AML other m 2023-04-23T12:15:00.49
IV.EL6.EHE. ML:1.9 0.000766 0.1 AML other m 2023-04-23T12:15:00.54
IV.MML1.EHN. ML:1.5 0.0003125 0.16 AML other m 2023-04-23T12:15:00.62
IV.FDMO.HHE. ML:1.8 0.000501 0.18 AML other m 2023-04-23T12:15:00.85
IV.FDMO.HHN. ML:1.5 0.00028500000000000004 0.18 AML other m 2023-04-23T12:15:00.89
IV.SNTG.HHN. ML:1.8 0.00047050000000000005 0.2 AML other m 2023-04-23T12:15:01.12
IV.SNTG.HNN. ML:1.8 0.000474 0.2 AML other m 2023-04-23T12:15:01.02
IV.SNTG.HNE. ML:1.6 0.00035299999999999996 0.12 AML other m 2023-04-23T12:15:01.29
IV.SNTG.HHE. ML:1.6 0.00035 0.12 AML other m 2023-04-23T12:15:01.29
IV.EL6.EHN. ML:1.9 0.000751 0.48 AML other m 2023-04-23T12:15:01.74
IV.CING.HHE. ML:1.7 0.00035350000000000003 0.12 AML other m 2023-04-23T12:15:02.23
IV.CING.HHN. ML:1.6 0.000284 0.1 AML other m 2023-04-23T12:15:02.41
IV.GUMA.HHE. ML:2.1 0.0009564999999999999 0.24 AML other m 2023-04-23T12:15:02.63
IV.MML1.EHE. ML:1.5 0.000316 0.14 AML other m 2023-04-23T12:15:02.46
IV.GUMA.HNN. ML:2.0 0.0007894999999999999 1.02 AML other m 2023-04-23T12:15:02.12
IV.GUMA.HNE. ML:1.9 0.000661 0.6 AML other m 2023-04-23T12:15:02.59
IV.GUMA.HHN. ML:1.9 0.0006695 1 AML other m 2023-04-23T12:15:05.18
IV.FOSV.EHN. ML:1.5 0.000136 0.74 AML other m 2023-04-23T12:15:06.04
IV.MF5.EHN. ML:1.8 0.000273 0.76 AML other m 2023-04-23T12:15:07.05
IV.MF5.EHE. ML:1.7 0.0002305 0.22 AML other m 2023-04-23T12:15:07.02
IV.ARVD.HHN. ML:1.1 0.0000466 0.24 AML other m 2023-04-23T12:15:08.05
IV.ARVD.HHE. ML:1.3 0.00007469999999999999 0.62 AML other m 2023-04-23T12:15:08.14
IV.ATCC.EHN. ML:1.7 0.0001865 0.4 AML other m 2023-04-23T12:15:08.58
IV.ATCC.EHE. ML:1.7 0.0001545 0.12 AML other m 2023-04-23T12:15:08.78
IV.FOSV.EHE. ML:1.2 0.0000757 0.2 AML other m 2023-04-23T12:15:08.77
IV.NRCA.HHE. ML:1.9 0.0002735 1.62 AML other m 2023-04-23T12:15:08.90
IV.ASSB.HHN. ML:1.6 0.0001275 0.18 AML other m 2023-04-23T12:15:09.07
IV.SSFR.HNN. ML:2.1 0.00042699999999999997 0.76 AML other m 2023-04-23T12:15:09.28
IV.SSFR.HHE. ML:1.9 0.000292 0.26 AML other m 2023-04-23T12:15:09.57
IV.ASSB.HHE. ML:1.6 0.000136 0.48 AML other m 2023-04-23T12:15:09.68
IV.SSFR.HHN. ML:1.9 0.0002875 0.24 AML other m 2023-04-23T12:15:09.65
IV.NRCA.HHN. ML:1.9 0.000266 0.18 AML other m 2023-04-23T12:15:09.90
IV.SSFR.HNE. ML:2.0 0.0003845 0.8 AML other m 2023-04-23T12:15:10.57
IV.MURB.HHN. ML:1.9 0.0002 1.68 AML other m 2023-04-23T12:15:12.11
IV.FRON.EHE. ML:1.3 0.00005015 1.64 AML other m 2023-04-23T12:15:12.95
IV.MURB.HHE. ML:2.1 0.000331 0.22 AML other m 2023-04-23T12:15:12.60
IV.FRON.EHN. ML:1.4 0.00007189999999999999 0.62 AML other m 2023-04-23T12:15:13.15
IV.MPAG.EHN. ML:1.3 0.00004035 0.62 AML other m 2023-04-23T12:15:14.79
IV.PIEI.HHN. ML:1.7 0.000096 0.54 AML other m 2023-04-23T12:15:14.54
IV.MPAG.EHE. ML:1.1 0.000031849999999999995 0.42 AML other m 2023-04-23T12:15:16.23
IV.LNSS.HHE. ML:1.6 0.00007335 1.22 AML other m 2023-04-23T12:15:16.85
IV.ATPI.EHE. ML:1.2 0.00002885 1.18 AML other m 2023-04-23T12:15:16.28
IV.LNSS.HHN. ML:1.6 0.00006445 0.58 AML other m 2023-04-23T12:15:16.62
IV.PIEI.HHE. ML:1.6 0.0000768 0.14 AML other m 2023-04-23T12:15:17.82
IV.ATPI.EHN. ML:1.2 0.0000322 0.46 AML other m 2023-04-23T12:15:18.64
IV.RM33.EHN. ML:1.4 0.0000344 0.26 AML other m 2023-04-23T12:15:21.42
IV.RM33.EHE. ML:1.5 0.000045950000000000006 1.72 AML other m 2023-04-23T12:15:21.08
IV.SFI.EHE. ML:1.6 0.00002655 1.22 AML other m 2023-04-23T12:15:28.64
IV.SFI.EHN. ML:1.5 0.00002003 1.46 AML other m 2023-04-23T12:15:28.94
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