Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 01-04-2023 and time 02:43:31 (Italy) in region 2 km NE Serravalle di Chienti (MC)

A magnitude ML 2.0 earthquake occured in region: 2 km NE Serravalle di Chienti (MC), on

  • 01-04-2023 00:43:31 (UTC)
  • 01-04-2023 02:43:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0830, 12.9680 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.

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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
Serravalle di Chienti MC 2 1070 1070
Muccia MC 6 915 1985
Sefro MC 7 422 2407
Pieve Torina MC 8 1458 3865
Pievebovigliana MC 10 866 4731
Camerino MC 10 6974 11705
Monte Cavallo MC 10 145 11850
Pioraco MC 11 1134 12984
Fiordimonte MC 11 202 13186
Fiuminata MC 12 1402 14588
Nocera Umbra PG 15 5839 20427
Castelraimondo MC 16 4587 25014
Fiastra MC 16 559 25573
Valtopina PG 18 1398 26971
Acquacanina MC 18 121 27092
Esanatoglia MC 19 2034 29126
Gagliole MC 19 620 29746
Visso MC 20 1107 30853
Matelica MC 20 9981 40834

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NE of Foligno (57155 inhabitants)
47 Km E of Perugia (166134 inhabitants)
64 Km NE of Terni (111501 inhabitants)
74 Km SW of Ancona (100861 inhabitants)
76 Km NW of Teramo (54892 inhabitants)
85 Km S of Fano (60888 inhabitants)
89 Km NW of L'Aquila (69753 inhabitants)
92 Km S of Pesaro (94582 inhabitants)
98 Km E of Arezzo (99543 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 2.0 2023-04-01
00:43:31		 43.0828 12.9683 10 2024-03-01
17:18:02		 Bollettino Sismico Italiano INGV 116120041
Reviewed
Rev100 		ML 2.0 2023-04-01
00:43:31		 43.0857 12.9663 10 2023-04-01
00:51:47		 Sala Sismica INGV-Roma 115930811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-01 00:43:31 ± 0.03
Latitude 43.0828 ± 0.0018
Longitude 12.9683 ± 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 116120041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 239
Semi-minor axis of confidence ellipse (meter) 185
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 228
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) 42
Number of associated phases, regardless of their use for origin computation 74
Number of defining phases 70
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.64841
Number of stations at which the event was observed 40
Number of stations from which data was used for origin computation 37
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 116120041
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-27 08:34:20

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 115930811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-01 00:51:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRSN.HNZ. 2023-04-01T00:44:15.33 3.0 undecidable manual S -0.1 0
IV.TOLF.HHZ. 2023-04-01T00:43:54.96 3.0 positive manual P 0.19 0
IV.ATVO.HHZ. 2023-04-01T00:43:49.97 0.6 undecidable manual S 306 56.1993 50 0.53 41
IV.FRON.EHZ. 2023-04-01T00:43:48.50 0.3 undecidable manual S 338 52.1034 50 0.17 67
IV.LNSS.HHZ. 2023-04-01T00:43:48.85 0.3 undecidable manual S 174 53.6019 50 0.12 67
IV.ARVD.HHZ. 2023-04-01T00:43:46.92 0.3 undecidable manual S 357 46.1205 50 0.18 67
IV.MOMA.HNZ. 2023-04-01T00:43:46.91 0.6 undecidable manual S 226 44.7219 50 0.53 41
IV.ATFO.HHZ. 2023-04-01T00:43:46.81 0.6 undecidable manual S 315 44.9217 50 0.38 43
IV.MF5.EHZ. 2023-04-01T00:43:46.28 0.3 undecidable manual S 105 41.2254 50 0.85 55
IV.MURB.HHZ. 2023-04-01T00:43:46.00 0.3 undecidable manual S 299 41.1255 50 0.6 61
IV.ATSC.EHE. 2023-04-01T00:43:46.19 0.3 undecidable manual S 329 44.1225 50 -0.03 69
IV.SSFR.HHZ. 2023-04-01T00:43:45.82 0.3 undecidable manual S 339 42.0246 50 0.18 68
IV.CING.HHZ. 2023-04-01T00:43:44.56 0.3 undecidable manual S 29 37.3293 50 0.17 68
IV.SAP2.EHE. 2023-04-01T00:43:44.10 0.3 undecidable manual S 87 34.9428 50 0.35 66
IV.MGAB.HHZ. 2023-04-01T00:43:44.28 0.6 undecidable manual P 255 71.9724 50 -0.06 44
IV.ATPI.EHZ. 2023-04-01T00:43:43.33 1.0 undecidable manual P 312 61.2942 50 0.64 19
IV.MPAG.EHZ. 2023-04-01T00:43:43.33 0.3 undecidable manual P 345 62.8926 50 0.39 62
IV.MMO1.EHZ. 2023-04-01T00:43:43.63 0.3 undecidable manual S 125 35.5422 50 -0.28 67
7F.SIB3.EHN. 2023-04-01T00:43:43.50 1.0 undecidable manual S 133 33.6441 50 0.09 23
IV.NARO.HHZ. 2023-04-01T00:43:43.32 0.6 undecidable manual P 332 66.378 50 -0.16 43
7F.SIB1.EHE. 2023-04-01T00:43:42.94 0.3 undecidable manual S 130 32.1456 50 -0.08 70
IV.ATCC.EHZ. 2023-04-01T00:43:42.12 0.3 undecidable manual S 293 28.9488 50 -0.03 71
IV.NRCA.HHZ. 2023-04-01T00:43:42.09 0.3 undecidable manual S 157 30.0477 50 -0.37 66
IV.GUMA.HHZ. 2023-04-01T00:43:42.67 0.3 undecidable manual S 94 29.8479 50 0.28 68
IV.FOSV.EHZ. 2023-04-01T00:43:41.73 0.1 undecidable manual S 325 28.8489 50 -0.41 88
IT.FOPC.HGZ. 2023-04-01T00:43:41.09 0.3 undecidable manual S 240 24.9528 111 0.2 69
IV.LNSS.HHZ. 2023-04-01T00:43:41.26 0.3 undecidable manual P 174 53.6019 50 -0.24 65
IV.ATVO.HHZ. 2023-04-01T00:43:41.87 0.3 undecidable manual P 306 56.1993 50 -0.05 68
IV.SIB2.EHZ. 2023-04-01T00:43:41.20 3.0 undecidable manual S 0
IV.EL6.EHZ. 2023-04-01T00:43:41.96 0.3 undecidable manual S 21 29.3484 50 -0.31 67
IV.FRON.EHZ. 2023-04-01T00:43:41.04 0.3 undecidable manual P 338 52.1034 50 -0.23 66
IV.ASSB.HHZ. 2023-04-01T00:43:40.76 0.1 undecidable manual S 260 25.4523 111 -0.32 90
IV.ARVD.HHZ. 2023-04-01T00:43:40.04 0.3 undecidable manual P 357 46.1205 50 -0.31 65
IV.MOMA.HNZ. 2023-04-01T00:43:40.27 0.6 undecidable manual P 226 44.7219 50 0.12 45
IV.ATFO.HHZ. 2023-04-01T00:43:40.20 0.3 undecidable manual P 315 44.9217 50 0.03 69
IV.GAG1.HNZ. 2023-04-01T00:43:39.36 0.6 undecidable manual S 25 18.9699 117 0.35 45
IV.MURB.HHZ. 2023-04-01T00:43:39.64 0.3 undecidable manual P 299 41.1255 50 0.06 69
IV.ATSC.EHE. 2023-04-01T00:43:39.85 0.6 undecidable manual P 329 44.1225 50 -0.2 45
IV.MTL1.HNZ. 2023-04-01T00:43:39.31 0.3 undecidable manual S 10 19.5693 116 0.12 71
IV.SSFR.HHZ. 2023-04-01T00:43:39.47 0.3 undecidable manual P 339 42.0246 50 -0.25 67
IV.CSP1.EHZ. 2023-04-01T00:43:39.03 0.3 undecidable manual S 87 19.1697 116 -0.04 72
IV.MF5.EHZ. 2023-04-01T00:43:39.92 0.3 undecidable manual P 105 41.2254 50 0.32 66
IV.SNTG.HHZ. 2023-04-01T00:43:38.79 0.3 undecidable manual S 353 19.2696 116 -0.29 69
IV.MMO1.EHZ. 2023-04-01T00:43:38.49 0.1 undecidable manual P 125 35.5422 50 -0.23 90
IV.CING.HHZ. 2023-04-01T00:43:38.73 0.1 positive manual P 29 37.3293 50 -0.27 89
7F.SIB1.EHE. 2023-04-01T00:43:38.06 0.6 undecidable manual P 130 32.1456 50 -0.15 46
IV.PF6.EHZ. 2023-04-01T00:43:38.93 0.3 undecidable manual S 71 19.2696 116 -0.17 71
IV.SAP2.EHE. 2023-04-01T00:43:38.45 1.0 undecidable manual P 87 34.9428 50 -0.18 23
IV.EL6.EHZ. 2023-04-01T00:43:37.46 0.1 undecidable manual P 21 29.3484 50 -0.32 90
7F.SIB3.EHN. 2023-04-01T00:43:37.60 1.0 undecidable manual P 133 33.6441 50 -0.83 19
IV.FOSV.EHZ. 2023-04-01T00:43:37.44 0.1 undecidable manual P 325 28.8489 50 -0.26 91
IV.ATCC.EHZ. 2023-04-01T00:43:37.51 0.3 undecidable manual P 293 28.9488 50 -0.19 69
IV.NRCA.HHZ. 2023-04-01T00:43:37.58 0.3 undecidable manual P 157 30.0477 50 -0.31 67
IV.GUMA.HHZ. 2023-04-01T00:43:37.91 0.3 undecidable manual P 94 29.8479 50 0.07 71
IV.CESI.HHZ. 2023-04-01T00:43:36.67 0.1 undecidable manual S 211 10.0788 133 0.22 95
IV.FIU1.HNZ. 2023-04-01T00:43:36.92 0.3 undecidable manual S 346 12.0768 128 -0.06 73
IT.FOPC.HGZ. 2023-04-01T00:43:36.89 0.1 undecidable manual P 240 24.9528 111 -0.09 95
IT.MTCL.HGZ. 2023-04-01T00:43:36.52 0.3 undecidable manual S 166 10.1787 133 0.04 74
IV.ASSB.HHZ. 2023-04-01T00:43:36.85 0.1 positive manual P 260 25.4523 111 -0.24 92
IV.FDMO.HHZ. 2023-04-01T00:43:36.51 0.1 undecidable manual S 118 10.878 131 -0.16 96
IV.MTL1.HNZ. 2023-04-01T00:43:36.84 0.3 undecidable manual P 10 19.5693 116 0.84 57
IV.MML1.EHZ. 2023-04-01T00:43:35.15 0.1 undecidable manual S 4 3.3966 160 0 100
IV.CSP1.EHZ. 2023-04-01T00:43:35.93 0.1 undecidable manual P 87 19.1697 116 0 97
IV.SEF1.HNZ. 2023-04-01T00:43:35.77 0.3 undecidable manual S 347 7.2927 143 -0.03 74
IV.SNTG.HHZ. 2023-04-01T00:43:35.76 0.1 undecidable manual P 353 19.2696 116 -0.17 94
IV.GAG1.HNZ. 2023-04-01T00:43:35.91 1.0 undecidable manual P 25 18.9699 117 0.02 24
IV.PF6.EHZ. 2023-04-01T00:43:35.84 0.1 undecidable manual P 71 19.2696 116 -0.1 95
IV.SIB2.EHZ. 2023-04-01T00:43:35.75 3.0 undecidable manual P 0
IV.FDMO.HHZ. 2023-04-01T00:43:34.62 0.1 undecidable manual P 118 10.878 131 0.08 97
IV.CESI.HHZ. 2023-04-01T00:43:34.65 0.1 undecidable manual P 211 10.0788 133 0.23 94
IV.FIU1.HNZ. 2023-04-01T00:43:34.80 0.3 undecidable manual P 346 12.0768 128 0.08 73
IV.SEF1.HNZ. 2023-04-01T00:43:34.16 0.3 undecidable manual P 347 7.2927 143 0.12 73
IT.MTCL.HGZ. 2023-04-01T00:43:34.56 0.1 undecidable manual P 166 10.1787 133 0.13 96
IV.MML1.EHZ. 2023-04-01T00:43:33.81 0.1 negative manual P 4 3.3966 160 0.14 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.HNE. ML:2.2 0.0027949999999999997 0.08 AML other m 2023-04-01T00:43:35.58
IV.MML1.EHE. ML:2.2 0.0028799999999999997 0.08 AML other m 2023-04-01T00:43:35.58
IV.MML1.HNN. ML:2.2 0.0029249999999999996 0.18 AML other m 2023-04-01T00:43:35.90
IV.MML1.EHN. ML:2.2 0.0029000000000000002 0.18 AML other m 2023-04-01T00:43:35.90
IT.MTCL.HGE. ML:3.8 0.0805 0.7 AML other m 2023-04-01T00:43:36.38
IV.CESI.HNN. ML:2.2 0.001865 0.28 AML other m 2023-04-01T00:43:36.75
IV.CESI.HHN. ML:2.1 0.0017999999999999997 0.28 AML other m 2023-04-01T00:43:36.89
IV.CESI.HHE. ML:2.4 0.0031100000000000004 0.14 AML other m 2023-04-01T00:43:36.77
IV.FDMO.HHN. ML:1.6 0.0005420000000000001 0.16 AML other m 2023-04-01T00:43:36.77
IV.CESI.HNE. ML:2.3 0.0028250000000000003 0.14 AML other m 2023-04-01T00:43:36.77
IV.FDMO.HHE. ML:1.5 0.00041749999999999996 1.26 AML other m 2023-04-01T00:43:36.92
IT.MTCL.HGN. ML:4.0 0.11535 1.06 AML other m 2023-04-01T00:43:37.80
IV.SNTG.HNE. ML:2.1 0.000935 0.28 AML other m 2023-04-01T00:43:39.30
IV.SNTG.HHE. ML:2.0 0.0008935 0.28 AML other m 2023-04-01T00:43:39.30
IV.SNTG.HHN. ML:1.9 0.0006944999999999999 0.16 AML other m 2023-04-01T00:43:39.39
IV.SNTG.HNN. ML:1.8 0.0005835 0.14 AML other m 2023-04-01T00:43:39.32
IV.ASSB.HHN. ML:2.1 0.000704 1.72 AML other m 2023-04-01T00:43:40.00
IV.ASSB.HHE. ML:1.9 0.00046100000000000004 1.08 AML other m 2023-04-01T00:43:42.07
IV.FOSV.HNE. ML:1.7 0.00023500000000000002 1.78 AML other m 2023-04-01T00:43:42.98
IV.FOSV.EHE. ML:1.7 0.00023150000000000002 1.76 AML other m 2023-04-01T00:43:42.98
IV.FOSV.HNN. ML:1.9 0.0004290000000000001 0.32 AML other m 2023-04-01T00:43:42.13
IV.FOSV.EHN. ML:2.0 0.00045099999999999996 0.32 AML other m 2023-04-01T00:43:42.14
IV.ATCC.HNN. ML:2.1 0.0006080000000000001 0.52 AML other m 2023-04-01T00:43:42.48
IV.ATCC.EHE. ML:2.1 0.0006355 0.3 AML other m 2023-04-01T00:43:42.43
IV.ATCC.EHN. ML:2.0 0.0005685 0.3 AML other m 2023-04-01T00:43:42.48
IV.EL6.EHE. ML:1.8 0.000331 0.66 AML other m 2023-04-01T00:43:42.42
IV.NRCA.HNE. ML:2.0 0.00044500000000000003 0.28 AML other m 2023-04-01T00:43:42.43
IV.NRCA.HHE. ML:2.0 0.0004625 0.28 AML other m 2023-04-01T00:43:42.43
IV.EL6.EHN. ML:1.9 0.00039949999999999995 1.04 AML other m 2023-04-01T00:43:42.74
IV.ATCC.HNE. ML:2.0 0.0005949999999999999 0.98 AML other m 2023-04-01T00:43:42.43
IV.NRCA.HHN. ML:2.0 0.0004325 0.82 AML other m 2023-04-01T00:43:43.08
IV.NRCA.HNN. ML:2.0 0.000496 0.58 AML other m 2023-04-01T00:43:43.08
IV.GUMA.HHE. ML:2.2 0.000704 1.06 AML other m 2023-04-01T00:43:43.90
IV.MMO1.EHN. ML:1.6 0.0001705 0.48 AML other m 2023-04-01T00:43:44.07
IV.GUMA.HHN. ML:2.0 0.00045 1.7 AML other m 2023-04-01T00:43:44.95
IV.MMO1.EHE. ML:1.7 0.0002055 0.14 AML other m 2023-04-01T00:43:44.08
IV.MURB.HHE. ML:1.9 0.00028149999999999996 0.22 AML other m 2023-04-01T00:43:46.41
IV.SSFR.HNE. ML:2.1 0.00037 0.58 AML other m 2023-04-01T00:43:46.08
IV.SSFR.HHN. ML:2.0 0.000295 0.64 AML other m 2023-04-01T00:43:46.78
IV.SSFR.HHE. ML:2.0 0.0003605 1.36 AML other m 2023-04-01T00:43:46.77
IV.SSFR.HNN. ML:2.2 0.0004685 1.14 AML other m 2023-04-01T00:43:46.91
IV.MURB.HHN. ML:2.0 0.000316 0.22 AML other m 2023-04-01T00:43:47.13
IV.ARVD.HHE. ML:1.7 0.0001625 0.82 AML other m 2023-04-01T00:43:47.64
IV.ARVD.HHN. ML:1.7 0.000155 0.22 AML other m 2023-04-01T00:43:47.43
IV.FRON.EHN. ML:1.8 0.00013800000000000002 0.52 AML other m 2023-04-01T00:43:49.35
IV.FRON.EHE. ML:1.7 0.0001229 1.06 AML other m 2023-04-01T00:43:49.45
IV.LNSS.HHE. ML:2.0 0.0002525 0.34 AML other m 2023-04-01T00:43:49.40
IV.LNSS.HHN. ML:1.9 0.00018449999999999999 0.34 AML other m 2023-04-01T00:43:50.27
IV.MPAG.EHE. ML:1.6 0.00008635000000000001 1.54 AML other m 2023-04-01T00:43:53.96
IV.MPAG.EHN. ML:1.6 0.00007285 1.58 AML other m 2023-04-01T00:43:53.20
IV.MGAB.HHN. ML:1.7 0.00007565 1.22 AML other m 2023-04-01T00:43:56.02
IV.MGAB.HHE. ML:1.6 0.00006905 1.7 AML other m 2023-04-01T00:43:56.10
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