Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 21-05-2024 and time 09:11:00 (Italy) in region 8 km W Monte Cavallo (MC)

A magnitude ML 1.9 earthquake occured in region: 8 km W Monte Cavallo (MC), on

  • 21-05-2024 07:11:00 (UTC)
  • 21-05-2024 09:11:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9970, 12.9090 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
Monte Cavallo MC 8 145 145
Serravalle di Chienti MC 9 1070 1215
Sellano PG 12 1079 2294
Pieve Torina MC 13 1458 3752
Valtopina PG 14 1398 5150
Muccia MC 15 915 6065
Fiordimonte MC 16 202 6267
Nocera Umbra PG 16 5839 12106
Pievebovigliana MC 16 866 12972
Visso MC 16 1107 14079
Preci PG 17 724 14803
Sefro MC 17 422 15225
Foligno PG 17 57155 72380
Trevi PG 19 8469 80849
Spello PG 19 8645 89494
Ussita MC 20 444 89938
Cerreto di Spoleto PG 20 1075 91013

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km E of Foligno (57155 inhabitants)
44 Km E of Perugia (166134 inhabitants)
53 Km NE of Terni (111501 inhabitants)
75 Km NW of Teramo (54892 inhabitants)
82 Km NW of L'Aquila (69753 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
92 Km NE of Viterbo (67173 inhabitants)
95 Km S of Fano (60888 inhabitants)
98 Km SE 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
Reviewed
Rev100 		ML 1.9 2024-05-21
07:11:00		 42.9967 12.9087 11 2024-05-21
07:20:32		 Sala Sismica INGV-Roma 127993341
Reviewed
Rev100 		ML 2.2 2024-05-21
07:11:00		 42.9973 12.8982 12 2024-05-21
07:16:57		 Sala Sismica INGV-Roma 127993251
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-05-21 07:11:00 ± 0.04
Latitude 42.9967 ± 0.0027
Longitude 12.9087 ± 0.0049
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 127993341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 400
Semi-minor axis of confidence ellipse (meter) 71
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 241
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 52
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 42
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00899
Epicentral distance of station farthest from the epicenter (degree) 0.81389
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 60
Type of magnitude ML
Reference to an origin 127993341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-05-21 07:20:32

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 127993251
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-05-21 07:16:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSFR.HHZ. 2024-05-21T07:11:16.55 0.6 undecidable manual S 348 49.8168 90 0.25 45
IV.PARC.HHZ. 2024-05-21T07:11:16.63 0.3 undecidable manual P 323 90.3429 90 0.76 53
IV.LNSS.HHZ. 2024-05-21T07:11:15.35 0.6 undecidable manual S 166 45.0216 90 0.35 44
IV.CAFI.HHZ. 2024-05-21T07:11:15.55 0.3 undecidable manual P 296 84.7485 90 0.54 59
IV.BADI.EHZ. 2024-05-21T07:11:14.55 0.1 undecidable manual P 317 78.2661 90 0.54 79
IV.FIAM.HHZ. 2024-05-21T07:11:14.55 0.3 undecidable manual P 168 82.5507 90 -0.14 65
IV.GIGS.HHZ. 2024-05-21T07:11:14.16 0.3 undecidable manual P 138 81.0522 90 -0.28 63
IV.NARO.HHZ. 2024-05-21T07:11:13.02 0.1 undecidable manual P 339 73.0713 90 -0.2 86
IV.ATPI.EHZ. 2024-05-21T07:11:12.13 0.6 undecidable manual P 321 64.8906 90 0.17 44
IV.GAVE.EHZ. 2024-05-21T07:11:12.02 0.6 undecidable manual S 182 33.8439 90 0 48
IV.MPAG.EHZ. 2024-05-21T07:11:12.97 0.3 undecidable manual P 350 71.1732 90 0.04 67
IV.MOMA.HHZ. 2024-05-21T07:11:12.90 0.6 undecidable manual S 232 34.8429 90 0.6 42
IV.TERO.HHZ. 2024-05-21T07:11:12.48 0.3 undecidable manual P 126 70.1742 90 -0.29 64
IV.FRON.EHZ. 2024-05-21T07:11:11.00 0.1 undecidable manual P 346 59.6958 90 -0.15 90
IV.FOSV.EHZ. 2024-05-21T07:11:11.98 0.6 undecidable manual S 340 35.1426 90 -0.4 44
IV.RM33.EHZ. 2024-05-21T07:11:11.05 0.1 undecidable manual P 155 59.5959 90 -0.09 91
IV.ARVD.HHZ. 2024-05-21T07:11:10.40 0.1 positive manual P 3 55.6998 90 -0.14 91
IV.CSP1.EHZ. 2024-05-21T07:11:10.33 0.6 undecidable manual S 66 26.2515 91 0.33 46
IV.ATVO.HHZ. 2024-05-21T07:11:10.96 1.0 negative manual P 317 58.9965 90 -0.09 23
IV.SMA1.EHZ. 2024-05-21T07:11:10.27 0.3 undecidable manual P 139 53.4021 90 0.08 69
IV.SNTG.HHZ. 2024-05-21T07:11:10.67 0.6 undecidable manual S 5 28.749 91 -0.01 49
IV.NRCA.HHZ. 2024-05-21T07:11:09.45 0.3 undecidable manual S 137 24.6531 91 -0.12 73
IV.CING.HHZ. 2024-05-21T07:11:09.38 0.1 positive manual P 29 48.0186 90 0.03 94
IV.SSFR.HHZ. 2024-05-21T07:11:09.33 0.6 undecidable manual P 348 49.8168 90 -0.31 44
IV.ATFO.HHZ. 2024-05-21T07:11:09.48 1.0 negative manual P 327 49.3173 90 -0.07 23
IV.ASSB.HHZ. 2024-05-21T07:11:08.14 0.6 undecidable manual S 284 20.868 91 -0.44 45
IV.MURB.HHZ. 2024-05-21T07:11:08.53 0.1 negative manual P 314 42.9237 90 -0.04 94
IV.LNSS.HHZ. 2024-05-21T07:11:08.70 0.3 undecidable manual P 166 45.0216 90 -0.19 69
IV.MOMA.HHZ. 2024-05-21T07:11:07.34 0.6 undecidable manual P 232 34.8429 90 0.01 48
IV.FOSV.EHZ. 2024-05-21T07:11:07.12 0.1 positive manual P 340 35.1426 90 -0.26 92
IV.GUMA.HHZ. 2024-05-21T07:11:07.72 0.1 negative manual P 78 35.3424 90 0.31 90
IV.GAVE.EHZ. 2024-05-21T07:11:07.06 0.3 undecidable manual P 182 33.8439 90 -0.1 71
IV.SNTG.HHZ. 2024-05-21T07:11:06.14 0.3 positive manual P 5 28.749 91 -0.25 70
IV.MML1.EHZ. 2024-05-21T07:11:06.69 0.6 undecidable manual S 21 13.9749 99 -0.03 50
IV.CSP1.EHZ. 2024-05-21T07:11:06.05 0.1 negative manual P 66 26.2515 91 0.05 97
IV.NRCA.HHZ. 2024-05-21T07:11:05.68 0.1 undecidable manual P 137 24.6531 91 -0.07 97
IT.MTCL.HGZ. 2024-05-21T07:11:05.19 0.6 undecidable manual S 92 7.3815 135 0 50
IV.MML1.EHZ. 2024-05-21T07:11:04.15 0.6 undecidable manual P 21 13.9749 99 0.04 50
IV.CESI.HNZ. 2024-05-21T07:11:04.42 0.6 undecidable manual S 340 0.999 174 -0.02 50
IV.ASSB.HHZ. 2024-05-21T07:11:04.94 0.1 negative manual P 284 20.868 91 -0.24 94
IT.MTCL.HGZ. 2024-05-21T07:11:03.38 0.3 negative manual P 92 7.3815 135 0.16 74
IV.CESI.HNZ. 2024-05-21T07:11:02.96 0.1 negative manual P 340 0.999 174 0.17 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HNN. ML:2.3 0.00336 0.18 AML other m 2024-05-21T07:11:04.62
IV.CESI.HHN. ML:2.4 0.0036950000000000004 0.18 AML other m 2024-05-21T07:11:04.62
IV.CESI.HNE. ML:2.2 0.00262 0.4 AML other m 2024-05-21T07:11:04.51
IV.CESI.HHE. ML:2.2 0.0028 0.42 AML other m 2024-05-21T07:11:04.51
IV.MML1.HNE. ML:2.4 0.002245 0.16 AML other m 2024-05-21T07:11:06.89
IV.MML1.EHE. ML:2.4 0.0023250000000000002 0.16 AML other m 2024-05-21T07:11:06.89
IV.MML1.HNN. ML:2.1 0.0011200000000000001 1.38 AML other m 2024-05-21T07:11:07.11
IV.MML1.EHN. ML:2.1 0.0011600000000000002 1.38 AML other m 2024-05-21T07:11:07.11
IV.ASSB.HHN. ML:2.2 0.0010840000000000001 0.16 AML other m 2024-05-21T07:11:08.47
IV.ASSB.HHE. ML:2.2 0.001145 0.52 AML other m 2024-05-21T07:11:08.56
IV.NRCA.HNE. ML:2.2 0.001046 0.98 AML other m 2024-05-21T07:11:09.11
IV.NRCA.HHE. ML:2.3 0.00113 0.98 AML other m 2024-05-21T07:11:09.11
IV.NRCA.HNN. ML:2.3 0.0012050000000000001 0.38 AML other m 2024-05-21T07:11:10.16
IV.NRCA.HHN. ML:2.3 0.0012150000000000002 0.38 AML other m 2024-05-21T07:11:10.16
IV.CSP1.EHE. ML:2.2 0.000843 0.1 AML other m 2024-05-21T07:11:10.59
IV.CSP1.EHN. ML:2.1 0.0007880000000000001 0.32 AML other m 2024-05-21T07:11:10.56
IV.SNTG.HHE. ML:1.7 0.00023349999999999998 0.12 AML other m 2024-05-21T07:11:11.06
IV.SNTG.HHN. ML:1.8 0.000345 0.12 AML other m 2024-05-21T07:11:11.13
IV.GAVE.EHE. ML:2.0 0.000393 0.12 AML other m 2024-05-21T07:11:12.89
IV.GAVE.EHN. ML:2.0 0.0004355 1.08 AML other m 2024-05-21T07:11:12.95
IV.MOMA.HHN. ML:1.9 0.0003305 0.18 AML other m 2024-05-21T07:11:13.03
IV.MOMA.HNN. ML:1.9 0.0002965 0.52 AML other m 2024-05-21T07:11:13.56
IV.GUMA.HHE. ML:2.1 0.0004775 0.18 AML other m 2024-05-21T07:11:13.50
IV.GUMA.HNE. ML:2.0 0.0004205 0.26 AML other m 2024-05-21T07:11:13.50
IV.GUMA.HHN. ML:2.0 0.00037849999999999993 0.2 AML other m 2024-05-21T07:11:13.53
IV.MOMA.HHE. ML:1.9 0.00029949999999999996 0.14 AML other m 2024-05-21T07:11:13.55
IV.MOMA.HNE. ML:2.0 0.000419 1.06 AML other m 2024-05-21T07:11:13.03
IV.FOSV.EHE. ML:1.6 0.0001385 0.6 AML other m 2024-05-21T07:11:13.64
IV.FOSV.EHN. ML:1.6 0.00015050000000000003 0.48 AML other m 2024-05-21T07:11:14.40
IV.GUMA.HNN. ML:1.8 0.000263 0.76 AML other m 2024-05-21T07:11:14.47
IV.MURB.HNN. ML:2.2 0.0005635 0.16 AML other m 2024-05-21T07:11:15.94
IV.MURB.HHN. ML:2.3 0.0006454999999999999 0.18 AML other m 2024-05-21T07:11:16.21
IV.MURB.HNE. ML:2.2 0.0005800000000000001 0.18 AML other m 2024-05-21T07:11:16.22
IV.MURB.HHE. ML:2.4 0.0006990000000000001 0.16 AML other m 2024-05-21T07:11:16.23
IV.LNSS.HHE. ML:1.8 0.0001945 1 AML other m 2024-05-21T07:11:16.43
IV.LNSS.HHN. ML:1.8 0.00020600000000000002 0.36 AML other m 2024-05-21T07:11:16.31
IV.CING.HHE. ML:1.6 0.000118 0.08 AML other m 2024-05-21T07:11:17.11
IV.ATFO.HHN. ML:1.6 0.0000982 1.42 AML other m 2024-05-21T07:11:17.88
IV.ATFO.HHE. ML:1.6 0.00011199999999999998 0.44 AML other m 2024-05-21T07:11:17.23
IV.CING.HHN. ML:1.8 0.000168 0.34 AML other m 2024-05-21T07:11:17.30
IV.SSFR.HHN. ML:2.1 0.00032999999999999994 0.22 AML other m 2024-05-21T07:11:17.36
IV.SSFR.HNN. ML:2.3 0.0004845 0.24 AML other m 2024-05-21T07:11:17.35
IV.SSFR.HNE. ML:2.3 0.0005845000000000001 0.16 AML other m 2024-05-21T07:11:17.56
IV.SSFR.HHE. ML:2.3 0.000558 0.16 AML other m 2024-05-21T07:11:17.57
IV.ARVD.HHE. ML:1.6 0.00009540000000000001 0.16 AML other m 2024-05-21T07:11:18.69
IV.SMA1.EHN. ML:1.6 0.00009465000000000001 0.42 AML other m 2024-05-21T07:11:18.93
IV.ATVO.HHN. ML:1.5 0.0000692 0.72 AML other m 2024-05-21T07:11:19.41
IV.SMA1.EHE. ML:1.7 0.0001275 0.18 AML other m 2024-05-21T07:11:19.47
IV.ARVD.HHN. ML:1.6 0.00009504999999999999 0.68 AML other m 2024-05-21T07:11:19.82
IV.FRON.EHE. ML:1.5 0.00006695000000000001 0.12 AML other m 2024-05-21T07:11:19.55
IV.ATVO.HHE. ML:1.5 0.00007145 0.92 AML other m 2024-05-21T07:11:19.48
IV.FRON.EHN. ML:1.6 0.00008605 0.62 AML other m 2024-05-21T07:11:21.41
IV.ATPI.EHE. ML:1.5 0.00006245 0.42 AML other m 2024-05-21T07:11:21.46
IV.ATPI.EHN. ML:1.5 0.000055599999999999996 0.46 AML other m 2024-05-21T07:11:22.44
IV.RM33.EHN. ML:1.7 0.0000955 0.32 AML other m 2024-05-21T07:11:24.45
IV.RM33.EHE. ML:1.6 0.00007485 1.28 AML other m 2024-05-21T07:11:25.90
IV.BADI.EHN. ML:1.4 0.00004115 0.92 AML other m 2024-05-21T07:11:25.92
IV.BADI.EHE. ML:1.6 0.0000569 1.64 AML other m 2024-05-21T07:11:25.93
IV.CAFI.HHE. ML:1.4 0.0000301 1.18 AML other m 2024-05-21T07:11:27.26
IV.CAFI.HHN. ML:1.6 0.000042550000000000004 1.08 AML other m 2024-05-21T07:11:27.28
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