Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 30-05-2023 and time 00:12:44 (UTC) in region 1 km NW Cerreto di Spoleto (PG)

A magnitude ML 1.4 earthquake occured in region: 1 km NW Cerreto di Spoleto (PG), on

  • 30-05-2023 00:12:44 (UTC)
  • 30-05-2023 02:12:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8320, 12.9100 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Cerreto di Spoleto PG 1 1075 1075
Sellano PG 7 1079 2154
Vallo di Nera PG 8 364 2518
Campello sul Clitunno PG 11 2442 4960
Preci PG 12 724 5684
Sant'Anatolia di Narco PG 12 564 6248
Poggiodomo PG 14 117 6365
Trevi PG 14 8469 14834
Scheggino PG 15 461 15295
Cascia PG 15 3217 18512
Norcia PG 16 4957 23469
Spoleto PG 18 38218 61687
Visso MC 18 1107 62794
Castel Ritaldi PG 19 3278 66072
Monte Cavallo MC 20 145 66217

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km SE of Foligno (57155 inhabitants)
37 Km NE of Terni (111501 inhabitants)
52 Km SE of Perugia (166134 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
68 Km W of Teramo (54892 inhabitants)
80 Km NE of Viterbo (67173 inhabitants)
94 Km N of Guidonia Montecelio (88673 inhabitants)
97 Km N of Tivoli (56533 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
Reviewed
Rev100 		ML 1.4 2023-05-30
00:12:44		 42.8322 12.9102 9 2023-05-30
00:24:27		 Sala Sismica INGV-Roma 117865591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-30 00:12:44 ± 0.05
Latitude 42.8322 ± 0.0018
Longitude 12.9102 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117865591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 317
Semi-minor axis of confidence ellipse (meter) 162
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 98
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 41
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) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.14029
Epicentral distance of station farthest from the epicenter (degree) 0.75453
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 26
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 50
Type of magnitude ML
Reference to an origin 117865591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-30 00:24:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2023-05-30T00:13:09.04 0.6 undecidable manual S 349 77.5668 50 0.88 35
IV.ARVD.HHZ. 2023-05-30T00:13:07.84 0.6 undecidable manual S 2 73.9704 50 0.64 39
IV.FIAM.HHZ. 2023-05-30T00:13:05.43 0.6 undecidable manual S 165 64.7907 50 0.66 40
IV.CING.HHZ. 2023-05-30T00:13:05.20 0.1 undecidable manual S 21 64.5909 50 0.5 84
IV.SSFR.HHZ. 2023-05-30T00:13:05.61 1.0 undecidable manual S 351 67.7766 50 0.04 23
IV.MURB.HHZ. 2023-05-30T00:13:03.44 0.6 undecidable manual S 327 57.0984 50 0.72 39
IV.TERO.HHZ. 2023-05-30T00:13:03.82 0.6 undecidable manual S 112 61.0944 50 0.04 47
IV.FOSV.EHZ. 2023-05-30T00:13:01.64 0.6 undecidable manual S 347 52.7028 50 0.09 47
IV.RM33.EHZ. 2023-05-30T00:12:59.10 0.6 undecidable manual S 145 43.623 50 -0.01 49
IV.PIEI.HHZ. 2023-05-30T00:12:59.19 1.0 undecidable manual P 339 83.7495 50 0.03 22
IV.GUMA.HHZ. 2023-05-30T00:12:59.25 0.6 undecidable manual S 53 42.9237 50 0.31 46
IV.ATCC.EHZ. 2023-05-30T00:12:59.41 0.6 undecidable manual S 331 44.9217 50 -0.04 48
IV.FRON.EHZ. 2023-05-30T00:12:58.37 0.3 undecidable manual P 349 77.5668 50 0.17 66
IV.CSP1.EHZ. 2023-05-30T00:12:57.15 0.3 undecidable manual S 40 37.4292 50 -0.32 69
IV.ARVD.HHZ. 2023-05-30T00:12:57.39 1.0 undecidable manual P 2 73.9704 50 -0.26 22
IV.CING.HHZ. 2023-05-30T00:12:56.04 1.0 negative manual P 21 64.5909 50 -0.17 23
IV.SSFR.HHZ. 2023-05-30T00:12:56.49 0.3 undecidable manual P 351 67.7766 50 -0.22 67
IV.MGAB.HHZ. 2023-05-30T00:12:56.64 1.0 undecidable manual P 278 65.49 50 0.29 22
IV.CESX.HHZ. 2023-05-30T00:12:56.93 0.6 undecidable manual S 227 36.2415 50 -0.2 47
IV.TERO.HHZ. 2023-05-30T00:12:55.68 0.6 positive manual P 112 61.0944 50 0.01 47
IV.FIAM.HHZ. 2023-05-30T00:12:55.98 0.1 undecidable manual P 165 64.7907 50 -0.26 89
IV.ASSB.HHZ. 2023-05-30T00:12:55.35 0.6 undecidable manual S 319 31.0467 50 -0.4 46
IV.MML1.EHZ. 2023-05-30T00:12:55.69 0.6 undecidable manual S 9 31.6461 50 -0.22 48
IV.ARRO.EHZ. 2023-05-30T00:12:55.54 0.6 undecidable manual S 203 30.4473 50 -0.05 49
IV.MURB.HHZ. 2023-05-30T00:12:55.05 0.3 undecidable manual P 327 57.0984 50 -0.01 71
IV.FOSV.EHZ. 2023-05-30T00:12:54.37 0.6 positive manual P 347 52.7028 50 -0.01 48
IV.LNSS.HHZ. 2023-05-30T00:12:54.36 0.6 undecidable manual S 157 27.5502 108 -0.31 47
IV.MOMA.HHZ. 2023-05-30T00:12:54.66 0.6 undecidable manual S 264 27.8499 108 -0.11 49
IV.ATCC.EHZ. 2023-05-30T00:12:53.00 0.1 positive manual P 331 44.9217 50 -0.17 94
IV.FDMO.HHZ. 2023-05-30T00:12:53.97 0.6 undecidable manual S 32 26.8509 109 -0.47 45
IV.GUMA.HHZ. 2023-05-30T00:12:52.89 0.3 positive manual P 53 42.9237 50 0.01 73
IV.RM33.EHZ. 2023-05-30T00:12:52.83 0.6 negative manual P 145 43.623 50 -0.14 47
IT.MTCL.HGZ. 2023-05-30T00:12:51.83 0.6 undecidable manual S 22 19.3695 115 -0.2 49
IV.CESX.HHZ. 2023-05-30T00:12:51.68 0.3 positive manual P 227 36.2415 50 -0.15 72
IV.FEMA.HNE. 2023-05-30T00:12:51.72 0.6 undecidable manual S 38 18.3705 117 0 51
IV.CSP1.EHZ. 2023-05-30T00:12:51.74 0.1 positive manual P 40 37.4292 50 -0.29 93
IV.NRCA.HHZ. 2023-05-30T00:12:51.22 0.6 undecidable manual S 89 16.5723 119 0.04 51
IV.CESI.HNZ. 2023-05-30T00:12:51.99 0.6 undecidable manual S 359 19.1697 116 0.01 51
IV.GAVE.EHZ. 2023-05-30T00:12:51.33 0.6 undecidable manual S 185 15.5733 121 0.46 46
IV.LNSS.HHZ. 2023-05-30T00:12:50.28 0.1 undecidable manual P 157 27.5502 108 -0.13 97
IV.ARRO.EHZ. 2023-05-30T00:12:50.88 0.3 positive manual P 203 30.4473 50 -0.06 74
IV.MOMA.HHZ. 2023-05-30T00:12:50.57 0.6 negative manual P 264 27.8499 108 0.1 49
IV.ASSB.HHZ. 2023-05-30T00:12:50.75 0.1 positive manual P 319 31.0467 50 -0.29 94
IV.FDMO.HHZ. 2023-05-30T00:12:50.02 1.0 undecidable manual P 32 26.8509 109 -0.26 24
IV.MML1.EHZ. 2023-05-30T00:12:50.84 0.1 positive manual P 9 31.6461 50 -0.29 94
IV.NRCA.HHZ. 2023-05-30T00:12:48.50 0.1 positive manual P 89 16.5723 119 0.1 100
IV.CESI.HNZ. 2023-05-30T00:12:48.98 0.1 undecidable manual P 359 19.1697 116 0.12 99
IV.GAVE.EHZ. 2023-05-30T00:12:48.66 0.1 positive manual P 185 15.5733 121 0.44 93
IT.MTCL.HGZ. 2023-05-30T00:12:48.93 0.3 positive manual P 22 19.3695 115 0.04 76
IV.FEMA.HNE. 2023-05-30T00:12:48.86 0.1 undecidable manual P 38 18.3705 117 0.15 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:1.9 0.0006919999999999999 0.08 AML other m 2023-05-30T00:12:51.70
IV.NRCA.HHE. ML:1.9 0.00075 0.1 AML other m 2023-05-30T00:12:51.70
IV.NRCA.HHN. ML:1.9 0.0006635 0.6 AML other m 2023-05-30T00:12:52.04
IV.NRCA.HNN. ML:1.9 0.0006725 0.6 AML other m 2023-05-30T00:12:52.04
IV.GAVE.EHE. ML:1.8 0.0006865 1.58 AML other m 2023-05-30T00:12:52.84
IV.GAVE.EHN. ML:1.9 0.0008445 0.88 AML other m 2023-05-30T00:12:52.56
IT.MTCL.HGE. ML:3.4 0.018549999999999997 0.08 AML other m 2023-05-30T00:12:52.21
IT.MTCL.HGN. ML:3.6 0.02775 0.04 AML other m 2023-05-30T00:12:52.54
IV.FDMO.HHN. ML:1.4 0.000145 0.16 AML other m 2023-05-30T00:12:54.62
IV.FDMO.HHE. ML:1.5 0.0001815 0.12 AML other m 2023-05-30T00:12:54.69
IV.LNSS.HHN. ML:1.6 0.0001965 0.7 AML other m 2023-05-30T00:12:55.80
IV.MOMA.HHN. ML:1.2 0.00007489999999999999 0.14 AML other m 2023-05-30T00:12:55.52
IV.ASSB.HHN. ML:1.5 0.0001445 0.42 AML other m 2023-05-30T00:12:55.76
IV.MOMA.HNE. ML:1.7 0.000256 0.2 AML other m 2023-05-30T00:12:55.60
IV.LNSS.HHE. ML:1.8 0.0003 1.16 AML other m 2023-05-30T00:12:55.65
IV.MML1.EHE. ML:1.7 0.00022199999999999998 1.22 AML other m 2023-05-30T00:12:55.27
IV.ASSB.HHE. ML:1.4 0.000124 0.88 AML other m 2023-05-30T00:12:55.95
IV.MOMA.HHE. ML:1.6 0.00022999999999999998 1.18 AML other m 2023-05-30T00:12:56.11
IV.MOMA.HNN. ML:1.6 0.00020785 0.6 AML other m 2023-05-30T00:12:56.53
IV.MML1.EHN. ML:1.4 0.000108 0.16 AML other m 2023-05-30T00:12:56.66
IV.ARRO.EHE. ML:1.1 0.00006205 0.58 AML other m 2023-05-30T00:12:56.41
IV.CESX.HHN. ML:1.4 0.0000909 1.22 AML other m 2023-05-30T00:12:57.03
IV.CSP1.EHN. ML:1.7 0.00020050000000000002 0.74 AML other m 2023-05-30T00:12:57.34
IV.CSP1.EHE. ML:1.7 0.00017099999999999998 0.66 AML other m 2023-05-30T00:12:57.92
IV.CESX.HHE. ML:1.3 0.00008235000000000001 0.28 AML other m 2023-05-30T00:12:58.66
IV.ARRO.EHN. ML:1.2 0.0000835 0.18 AML other m 2023-05-30T00:12:59.45
IV.ATCC.EHN. ML:1.4 0.000087 0.74 AML other m 2023-05-30T00:12:59.77
IV.ATCC.EHE. ML:1.4 0.00007485 0.96 AML other m 2023-05-30T00:13:00.78
IV.RM33.EHN. ML:1.2 0.0000557 0.24 AML other m 2023-05-30T00:13:01.12
IV.RM33.EHE. ML:1.4 0.00006875 0.14 AML other m 2023-05-30T00:13:01.45
IV.GUMA.HHN. ML:1.6 0.0001255 1.62 AML other m 2023-05-30T00:13:02.16
IV.FOSV.EHN. ML:0.9 0.000020200000000000003 0.14 AML other m 2023-05-30T00:13:03.37
IV.MURB.HHN. ML:1.6 0.0000804 0.22 AML other m 2023-05-30T00:13:04.31
IV.FOSV.EHE. ML:0.9 0.000021850000000000003 0.56 AML other m 2023-05-30T00:13:04.38
IV.GUMA.HHE. ML:1.6 0.00012525 0.32 AML other m 2023-05-30T00:13:04.93
IV.TERO.HHN. ML:1.1 0.00002375 1.28 AML other m 2023-05-30T00:13:05.11
IV.MURB.HHE. ML:1.7 0.00010625 0.3 AML other m 2023-05-30T00:13:05.52
IV.TERO.HHE. ML:1.0 0.0000212 0.86 AML other m 2023-05-30T00:13:05.09
IV.CING.HHE. ML:1.3 0.000034 0.2 AML other m 2023-05-30T00:13:06.28
IV.CING.HHN. ML:1.2 0.0000312 0.88 AML other m 2023-05-30T00:13:06.36
IV.MGAB.HHE. ML:1.1 0.000027249999999999995 0.5 AML other m 2023-05-30T00:13:07.12
IV.SSFR.HHE. ML:1.5 0.00005574999999999999 0.2 AML other m 2023-05-30T00:13:07.47
IV.SSFR.HHN. ML:1.4 0.000039149999999999996 0.12 AML other m 2023-05-30T00:13:07.67
IV.ARVD.HHN. ML:1.2 0.00002495 0.66 AML other m 2023-05-30T00:13:08.07
IV.ARVD.HHE. ML:1.2 0.000027199999999999997 0.42 AML other m 2023-05-30T00:13:09.84
IV.MGAB.HHN. ML:1.1 0.000025550000000000004 0.98 AML other m 2023-05-30T00:13:10.40
IV.FRON.EHE. ML:1.0 0.000015575 0.98 AML other m 2023-05-30T00:13:12.21
IV.FRON.EHN. ML:1.1 0.0000194 0.68 AML other m 2023-05-30T00:13:13.57
IV.PIEI.HHE. ML:1.1 0.000013350000000000001 0.42 AML other m 2023-05-30T00:13:14.27
IV.PIEI.HHN. ML:0.9 0.000010069999999999998 0.44 AML other m 2023-05-30T00:13:14.79
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