Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 12-05-2024 and time 07:04:13 (Italy) in region 4 km NE Spoleto (PG)

A magnitude ML 1.8 earthquake occured in region: 4 km NE Spoleto (PG), on

  • 12-05-2024 05:04:13 (UTC)
  • 12-05-2024 07:04:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7680, 12.7560 at 11 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
Spoleto PG 4 38218 38218
Campello sul Clitunno PG 6 2442 40660
Sant'Anatolia di Narco PG 8 564 41224
Scheggino PG 9 461 41685
Vallo di Nera PG 9 364 42049
Castel Ritaldi PG 9 3278 45327
Trevi PG 12 8469 53796
Cerreto di Spoleto PG 14 1075 54871
Poggiodomo PG 16 117 54988
Giano dell'Umbria PG 16 3846 58834
Montefalco PG 16 5679 64513
Ferentillo TR 17 1913 66426
Massa Martana PG 19 3770 70196
Acquasparta TR 19 4778 74974
Montefranco TR 19 1276 76250
Sellano PG 20 1079 77329

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km S of Foligno (57155 inhabitants)
25 Km NE of Terni (111501 inhabitants)
48 Km SE of Perugia (166134 inhabitants)
66 Km NE of Viterbo (67173 inhabitants)
70 Km NW of L'Aquila (69753 inhabitants)
79 Km W of Teramo (54892 inhabitants)
85 Km N of Guidonia Montecelio (88673 inhabitants)
90 Km N of Tivoli (56533 inhabitants)
100 Km N of Roma (2864731 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 1.8 2024-05-12
05:04:13		 42.7683 12.7555 11 2024-05-12
05:39:19		 Sala Sismica INGV-Roma 127626131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-05-12 05:04:13 ± 0.05
Latitude 42.7683 ± 0.0027
Longitude 12.7555 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 127626131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 276
Semi-minor axis of confidence ellipse (meter) 239
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 127
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.49283
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 66
Type of magnitude ML
Reference to an origin 127626131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-05-12 05:39:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIUL.HHZ. 2024-05-12T05:04:54.69 3.0 undecidable manual S 0.25 0
IV.CERT.HHZ. 2024-05-12T05:04:42.00 3.0 undecidable manual S -0.84 0
IV.PIEI.HHZ. 2024-05-12T05:04:40.77 3.0 undecidable manual S -0.32 0
IV.ARVD.HHZ. 2024-05-12T05:04:39.07 3.0 undecidable manual S -0.49 0
IV.CING.HHZ. 2024-05-12T05:04:37.59 3.0 undecidable manual S -0.07 0
IV.FIAM.HHZ. 2024-05-12T05:04:32.72 3.0 undecidable manual S -1.13 0
IV.T0110.HHZ. 2024-05-12T05:04:30.19 3.0 negative manual P -1.23 0
IV.VCEL.EHZ. 2024-05-12T05:04:30.69 3.0 negative manual P 0.1 0
IV.CAFI.HHZ. 2024-05-12T05:04:29.41 3.0 positive manual P -0.02 0
IV.ATPI.EHZ. 2024-05-12T05:04:29.64 3.0 negative manual P 1.71 0
IV.CERT.HHZ. 2024-05-12T05:04:28.99 3.0 undecidable manual P -0.89 0
IV.ATMI.HHZ. 2024-05-12T05:04:27.50 3.0 undecidable manual P 0.64 0
IV.SSFR.HHZ. 2024-05-12T05:04:27.28 3.0 positive manual P 0.57 0
IV.CING.HHZ. 2024-05-12T05:04:26.97 3.0 negative manual P 0 0
IV.FDMO.HHZ. 2024-05-12T05:04:26.62 0.6 undecidable manual S 42 40.1265 50 0.08 48
IV.GIGS.HHZ. 2024-05-12T05:04:26.26 3.0 undecidable manual P -0.56 0
IV.TERO.HHZ. 2024-05-12T05:04:25.80 3.0 positive manual P -0.28 0
IV.SACS.HHZ. 2024-05-12T05:04:25.76 3.0 undecidable manual P -0.47 0
IV.MURB.HHZ. 2024-05-12T05:04:24.07 3.0 undecidable manual P -0.03 0
IV.MF5.EHZ. 2024-05-12T05:04:24.93 3.0 negative manual P 0.35 0
IV.LNSS.HHZ. 2024-05-12T05:04:23.71 0.6 undecidable manual S 128 29.5482 50 -0.01 50
IV.SNTG.HHZ. 2024-05-12T05:04:23.38 3.0 negative manual P -0.26 0
IV.NRCA.HHZ. 2024-05-12T05:04:23.79 0.6 undecidable manual S 76 30.0477 50 -0.06 49
IV.GUMA.HHZ. 2024-05-12T05:04:23.95 3.0 undecidable manual P 0.18 0
IV.MGAB.HHZ. 2024-05-12T05:04:23.83 0.6 negative manual P 287 54.7008 50 0.65 41
IV.CESI.HHZ. 2024-05-12T05:04:23.58 0.6 undecidable manual S 25 28.9488 50 0.04 50
IV.SMA1.EHZ. 2024-05-12T05:04:22.61 3.0 positive manual P 0.09 0
IV.MMO1.EHZ. 2024-05-12T05:04:22.25 3.0 positive manual P -0.07 0
IV.ATCC.EHZ. 2024-05-12T05:04:22.31 3.0 positive manual P 0.05 0
IV.CSP1.EHZ. 2024-05-12T05:04:22.73 3.0 positive manual P -0.03 0
IV.CAMP.HHZ. 2024-05-12T05:04:22.28 3.0 negative manual P -1.84 0
IV.ARRO.EHZ. 2024-05-12T05:04:21.57 0.6 undecidable manual S 178 20.9679 50 0.14 49
IV.RM33.EHZ. 2024-05-12T05:04:21.94 3.0 positive manual P -0.21 0
IV.CESX.HHZ. 2024-05-12T05:04:21.50 0.6 undecidable manual S 218 22.4553 50 -0.31 48
IV.MML1.EHZ. 2024-05-12T05:04:21.16 0.6 positive manual P 25 42.1245 50 -0.08 48
IV.FDMO.HHZ. 2024-05-12T05:04:20.90 0.3 positive manual P 42 40.1265 50 -0.03 73
IV.ASSB.HHZ. 2024-05-12T05:04:19.55 0.1 positive manual P 346 31.4463 50 -0.04 99
IV.MOMA.HHZ. 2024-05-12T05:04:19.69 0.6 undecidable manual S 285 15.5733 124 -0.15 50
IV.CESI.HHZ. 2024-05-12T05:04:19.15 0.1 positive manual P 25 28.9488 50 -0.05 99
IV.LNSS.HHZ. 2024-05-12T05:04:19.23 0.1 positive manual P 128 29.5482 50 -0.08 99
IV.NRCA.HHZ. 2024-05-12T05:04:19.24 1.0 undecidable manual P 76 30.0477 50 -0.14 24
IV.GAVE.EHZ. 2024-05-12T05:04:19.35 0.6 undecidable manual S 127 14.0748 127 -0.07 51
IV.CESX.HHZ. 2024-05-12T05:04:18.17 0.6 negative manual P 218 22.4553 50 -0.04 50
IV.ARRO.EHZ. 2024-05-12T05:04:18.10 0.6 negative manual P 178 20.9679 50 0.12 50
IV.MOMA.HHZ. 2024-05-12T05:04:17.01 1.0 undecidable manual P 285 15.5733 124 -0.06 25
IV.GAVE.EHZ. 2024-05-12T05:04:16.96 0.1 negative manual P 127 14.0748 127 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.HNE. ML:2.4 0.00221 0.12 AML other m 2024-05-12T05:04:19.82
IV.GAVE.EHE. ML:2.4 0.00232 0.12 AML other m 2024-05-12T05:04:19.83
IV.GAVE.EHN. ML:2.4 0.00236 0.12 AML other m 2024-05-12T05:04:20.00
IV.MOMA.HHE. ML:2.3 0.001875 0.2 AML other m 2024-05-12T05:04:20.17
IV.MOMA.HNE. ML:2.4 0.002205 0.2 AML other m 2024-05-12T05:04:20.17
IV.GAVE.HNN. ML:1.9 0.0007075 1.42 AML other m 2024-05-12T05:04:20.99
IV.MOMA.HHN. ML:2.2 0.0015950000000000003 0.24 AML other m 2024-05-12T05:04:20.39
IV.MOMA.HNN. ML:2.0 0.000871 0.12 AML other m 2024-05-12T05:04:20.39
IV.ARRO.EHE. ML:1.6 0.00028500000000000004 1.82 AML other m 2024-05-12T05:04:21.92
IV.ARRO.EHN. ML:1.5 0.0002215 0.2 AML other m 2024-05-12T05:04:22.71
IV.CESX.HHE. ML:2.1 0.000763 0.28 AML other m 2024-05-12T05:04:23.26
IV.CESX.HHN. ML:2.0 0.0006545000000000001 0.76 AML other m 2024-05-12T05:04:23.67
IV.LNSS.HHE. ML:2.0 0.00048350000000000004 0.12 AML other m 2024-05-12T05:04:23.84
IV.CESI.HHN. ML:2.2 0.000746 0.16 AML other m 2024-05-12T05:04:23.80
IV.CESI.HNN. ML:2.2 0.0007224999999999999 0.16 AML other m 2024-05-12T05:04:23.80
IV.CESI.HNE. ML:1.8 0.00029800000000000003 0.5 AML other m 2024-05-12T05:04:23.92
IV.CESI.HHE. ML:1.8 0.0003075 0.28 AML other m 2024-05-12T05:04:23.92
IV.LNSS.HHN. ML:2.1 0.000609 0.62 AML other m 2024-05-12T05:04:24.35
IV.LNSS.HNN. ML:2.0 0.0005605 0.62 AML other m 2024-05-12T05:04:24.04
IV.LNSS.HNE. ML:2.0 0.0004665 0.88 AML other m 2024-05-12T05:04:24.46
IV.NRCA.HHN. ML:1.9 0.0003895 0.94 AML other m 2024-05-12T05:04:24.76
IV.NRCA.HHE. ML:2.0 0.000509 1.32 AML other m 2024-05-12T05:04:25.71
IV.ASSB.HHN. ML:1.6 0.0001865 1.54 AML other m 2024-05-12T05:04:25.09
IV.ASSB.HHE. ML:1.7 0.00021 0.28 AML other m 2024-05-12T05:04:26.00
IV.FDMO.HHE. ML:1.7 0.00018099999999999998 1.7 AML other m 2024-05-12T05:04:26.10
IV.MML1.EHE. ML:1.6 0.0001255 0.2 AML other m 2024-05-12T05:04:27.66
IV.FDMO.HHN. ML:1.6 0.00014800000000000002 0.58 AML other m 2024-05-12T05:04:27.68
IV.MML1.EHN. ML:1.6 0.00011330000000000002 0.62 AML other m 2024-05-12T05:04:29.56
IV.RM33.EHN. ML:1.6 0.000107 0.72 AML other m 2024-05-12T05:04:29.74
IV.MMO1.EHE. ML:1.9 0.0001995 0.12 AML other m 2024-05-12T05:04:29.48
IV.MMO1.EHN. ML:1.9 0.00021250000000000002 0.28 AML other m 2024-05-12T05:04:29.89
IV.RM33.EHE. ML:1.5 0.00009665 0.66 AML other m 2024-05-12T05:04:30.11
IV.ATCC.EHE. ML:1.7 0.000151 0.16 AML other m 2024-05-12T05:04:30.17
IV.CSP1.EHE. ML:2.2 0.000378 0.48 AML other m 2024-05-12T05:04:30.60
IV.CSP1.EHN. ML:2.2 0.0003915 0.44 AML other m 2024-05-12T05:04:30.25
IV.ATCC.EHN. ML:1.7 0.00013000000000000002 0.98 AML other m 2024-05-12T05:04:31.51
IV.SMA1.EHE. ML:1.7 0.00014500000000000003 0.78 AML other m 2024-05-12T05:04:31.72
IV.SNTG.HHE. ML:1.4 0.00004865 0.1 AML other m 2024-05-12T05:04:32.47
IV.MGAB.HHE. ML:1.8 0.000132 0.24 AML other m 2024-05-12T05:04:33.33
IV.SNTG.HHN. ML:1.4 0.00004910000000000001 0.58 AML other m 2024-05-12T05:04:33.54
IV.MURB.HHE. ML:2.1 0.000246 0.26 AML other m 2024-05-12T05:04:33.67
IV.MGAB.HHN. ML:1.7 0.00010535 0.46 AML other m 2024-05-12T05:04:33.75
IV.SMA1.EHN. ML:1.7 0.000125 1.6 AML other m 2024-05-12T05:04:33.86
IV.MURB.HHN. ML:2.0 0.000225 1.02 AML other m 2024-05-12T05:04:33.48
IV.FIAM.HHE. ML:1.5 0.00006254999999999999 0.32 AML other m 2024-05-12T05:04:34.65
IV.GUMA.HHE. ML:2.0 0.0001985 0.42 AML other m 2024-05-12T05:04:35.90
IV.TERO.HHN. ML:1.3 0.00003705 0.86 AML other m 2024-05-12T05:04:36.11
IV.FIAM.HHN. ML:1.4 0.000050549999999999995 1.38 AML other m 2024-05-12T05:04:36.03
IV.GUMA.HHN. ML:1.9 0.00016549999999999998 0.4 AML other m 2024-05-12T05:04:37.19
IV.TERO.HHE. ML:1.3 0.00003545 0.42 AML other m 2024-05-12T05:04:37.85
IV.CING.HHN. ML:1.5 0.00004895 1.78 AML other m 2024-05-12T05:04:38.05
IV.CING.HHE. ML:1.4 0.0000352 1.24 AML other m 2024-05-12T05:04:38.22
IV.SACS.HHE. ML:1.2 0.000029949999999999996 1.26 AML other m 2024-05-12T05:04:38.97
IV.SSFR.HHN. ML:1.8 0.0000918 0.18 AML other m 2024-05-12T05:04:38.58
IV.SSFR.HHE. ML:2.0 0.00016450000000000001 0.22 AML other m 2024-05-12T05:04:38.60
IV.SACS.HHN. ML:1.3 0.000036049999999999995 1.34 AML other m 2024-05-12T05:04:40.70
IV.ARVD.HHE. ML:1.1 0.00001575 1.3 AML other m 2024-05-12T05:04:40.25
IV.ATMI.HHN. ML:1.8 0.0001052 0.34 AML other m 2024-05-12T05:04:40.55
IV.ATMI.HHE. ML:2.0 0.00016499999999999997 0.32 AML other m 2024-05-12T05:04:40.52
IV.PIEI.HHN. ML:1.3 0.0000251 1.22 AML other m 2024-05-12T05:04:42.14
IV.CAFI.HHE. ML:1.4 0.00002895 0.84 AML other m 2024-05-12T05:04:43.63
IV.PIEI.HHE. ML:1.4 0.00003135 0.32 AML other m 2024-05-12T05:04:43.90
IV.CAFI.HHN. ML:1.5 0.000035000000000000004 0.62 AML other m 2024-05-12T05:04:44.81
IV.ARVD.HHN. ML:1.2 0.000018 0.62 AML other m 2024-05-12T05:04:45.24
IV.CERT.HHN. ML:1.4 0.0000272 0.78 AML other m 2024-05-12T05:04:47.05
IV.CERT.HHE. ML:1.5 0.000032800000000000004 0.42 AML other m 2024-05-12T05:04:49.33
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