Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 24-05-2024 and time 20:17:50 (UTC) in region 2 km NE Norcia (PG)

A magnitude ML 1.6 earthquake occured in region: 2 km NE Norcia (PG), on

  • 24-05-2024 20:17:50 (UTC)
  • 24-05-2024 22:17:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8100, 13.1100 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
Norcia PG 2 4957 4957
Preci PG 10 724 5681
Castelsantangelo sul Nera MC 10 281 5962
Cascia PG 13 3217 9179
Visso MC 14 1107 10286
Ussita MC 15 444 10730
Arquata del Tronto AP 16 1178 11908
Cerreto di Spoleto PG 16 1075 12983
Accumoli RI 17 667 13650
Sellano PG 17 1079 14729
Poggiodomo PG 18 117 14846
Montegallo AP 19 523 15369

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
47 Km NE of Terni (111501 inhabitants)
51 Km W of Teramo (54892 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
67 Km E of Perugia (166134 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
93 Km E of Viterbo (67173 inhabitants)
95 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
97 Km N of Tivoli (56533 inhabitants)
98 Km W of Pescara (121014 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 1.6 2024-05-24
20:17:50		 42.8097 13.11 9 2024-05-24
20:26:42		 Sala Sismica INGV-Roma 128131141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-05-24 20:17:50 ± 0.05
Latitude 42.8097 ± 0.0027
Longitude 13.1100 ± 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 128131141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 274
Semi-minor axis of confidence ellipse (meter) 259
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 226
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 44
Number of associated phases, regardless of their use for origin computation 58
Number of defining phases 48
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.83817
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 28
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 128131141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-05-24 20:26:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
SI.BOSI.HHZ. 2024-05-24T20:19:33.76 3.0 undecidable manual Sn -1.18 0
MN.TRI.HHZ. 2024-05-24T20:19:23.43 3.0 undecidable manual Sg 13.82 0
IV.PTRP.HHZ. 2024-05-24T20:18:53.48 3.0 undecidable manual Sn -9.99 0
IV.ECTS.HHZ. 2024-05-24T20:18:50.43 3.0 undecidable manual Pn -9.99 0
IV.PIPA.HHZ. 2024-05-24T20:18:49.32 3.0 positive manual Pg -1.06 0
IV.LADO.EHZ. 2024-05-24T20:18:47.93 3.0 negative manual Pg -5.7 0
IV.CTI.HHZ. 2024-05-24T20:18:39.86 3.0 undecidable manual Pn -1.38 0
IV.SPS2.HHZ. 2024-05-24T20:18:37.26 3.0 negative manual Pn -9.99 0
IV.PAOL.HHZ. 2024-05-24T20:18:27.38 3.0 undecidable manual Sn -9.99 0
IV.ARVD.HHZ. 2024-05-24T20:18:15.52 0.3 undecidable manual S 350 77.5668 50 0.95 51
IV.CING.HHZ. 2024-05-24T20:18:11.41 0.6 undecidable manual S 6 63.1923 50 0.68 39
IV.ATCC.EHZ. 2024-05-24T20:18:09.26 0.6 undecidable manual S 318 56.499 50 0.31 44
IV.PIEI.HHZ. 2024-05-24T20:18:07.26 0.6 negative manual P 330 93.0402 50 0.29 41
IV.MOMA.HHZ. 2024-05-24T20:18:06.08 0.6 undecidable manual S 269 43.9227 50 0.48 44
IV.CESX.HHZ. 2024-05-24T20:18:06.81 0.6 undecidable manual S 243 48.1185 50 0.1 47
IV.ASSB.HHZ. 2024-05-24T20:18:05.48 0.6 undecidable manual S 305 44.8218 50 -0.37 45
IV.FRON.EHZ. 2024-05-24T20:18:05.92 0.1 undecidable manual P 339 84.4488 50 0.27 85
IV.SSFR.HHZ. 2024-05-24T20:18:04.18 0.1 undecidable manual P 339 74.37 50 0.08 90
IV.ARVD.HHZ. 2024-05-24T20:18:04.42 0.1 undecidable manual P 350 77.5668 50 -0.17 88
IV.ARRO.EHZ. 2024-05-24T20:18:04.06 0.6 undecidable manual S 228 37.9287 50 0.06 48
IV.ATFO.HHZ. 2024-05-24T20:18:04.33 1.0 undecidable manual P 325 75.6687 50 0.04 23
IV.GUMA.HHZ. 2024-05-24T20:18:03.09 0.6 undecidable manual S 33 33.5442 50 0.28 46
IV.MURB.HHZ. 2024-05-24T20:18:03.24 0.1 undecidable manual P 317 69.1752 50 -0.05 91
IV.RM33.EHZ. 2024-05-24T20:18:02.73 0.3 undecidable manual S 166 34.4433 50 -0.33 69
IV.MML1.EHZ. 2024-05-24T20:18:02.86 0.6 undecidable manual S 342 35.5422 50 -0.49 44
IV.CSP1.EHZ. 2024-05-24T20:18:02.06 0.6 undecidable manual S 14 32.2455 50 -0.41 45
IV.CING.HHZ. 2024-05-24T20:18:02.47 0.3 positive manual P 6 63.1923 50 0.1 68
IV.ATCC.EHZ. 2024-05-24T20:18:01.11 0.1 undecidable manual P 318 56.499 50 -0.23 90
IV.FOSV.EHZ. 2024-05-24T20:18:01.75 0.1 undecidable manual P 332 60.7947 50 -0.25 89
IV.SNTG.HHZ. 2024-05-24T20:18:00.25 0.6 positive manual P 345 51.3153 50 -0.29 45
IV.SMA1.EHZ. 2024-05-24T20:18:00.56 0.3 undecidable manual S 137 27.0507 108 -0.27 70
IV.MNTT.EHZ. 2024-05-24T20:18:00.81 0.1 undecidable manual P 54 48.4182 50 0.73 79
IV.CESI.HHZ. 2024-05-24T20:18:00.55 0.6 undecidable manual S 322 27.3504 108 -0.39 46
IV.CESX.HHZ. 2024-05-24T20:18:00.19 0.6 positive manual P 243 48.1185 50 0.14 47
IV.MTRA.EHZ. 2024-05-24T20:17:59.81 0.3 undecidable manual S 104 24.0537 110 -0.04 74
IT.MTCL.HGZ. 2024-05-24T20:17:59.20 0.6 undecidable manual S 336 22.3554 112 -0.09 49
IV.MOMA.HHZ. 2024-05-24T20:17:59.54 0.1 undecidable manual P 269 43.9227 50 0.13 94
IV.GAVE.EHZ. 2024-05-24T20:17:59.34 0.3 undecidable manual S 234 21.867 112 0.19 72
IV.ASSB.HHZ. 2024-05-24T20:17:59.20 0.1 negative manual P 305 44.8218 50 -0.34 90
IV.LNSS.HHZ. 2024-05-24T20:17:59.75 0.6 undecidable manual S 194 23.6541 111 0.04 50
IV.FDMO.HHZ. 2024-05-24T20:17:59.87 0.6 undecidable manual S 356 25.2525 110 -0.37 46
IV.MMO1.EHZ. 2024-05-24T20:17:58.58 0.6 undecidable manual S 60 20.2686 114 -0.05 50
IV.ARRO.EHZ. 2024-05-24T20:17:58.45 1.0 negative manual P 228 37.9287 50 -0.03 24
IV.CSP1.EHZ. 2024-05-24T20:17:57.42 0.6 negative manual P 14 32.2455 50 -0.18 47
IV.RM33.EHZ. 2024-05-24T20:17:57.66 0.1 undecidable manual P 166 34.4433 50 -0.28 93
IV.GUMA.HHZ. 2024-05-24T20:17:57.65 0.6 negative manual P 33 33.5442 50 -0.15 48
IV.MML1.EHZ. 2024-05-24T20:17:57.79 0.3 negative manual P 342 35.5422 50 -0.32 69
IV.LNSS.HHZ. 2024-05-24T20:17:56.10 0.1 undecidable manual P 194 23.6541 111 0.09 98
IV.FDMO.HHZ. 2024-05-24T20:17:56.22 0.1 negative manual P 356 25.2525 110 -0.09 98
IV.MTRA.EHZ. 2024-05-24T20:17:56.27 0.1 undecidable manual P 104 24.0537 110 0.18 96
IV.SMA1.EHZ. 2024-05-24T20:17:56.58 0.1 undecidable manual P 137 27.0507 108 -0.08 98
IV.CESI.HHZ. 2024-05-24T20:17:56.61 0.1 negative manual P 322 27.3504 108 -0.1 97
IV.MMO1.EHZ. 2024-05-24T20:17:55.42 0.1 undecidable manual P 60 20.2686 114 0.04 100
IT.MTCL.HGZ. 2024-05-24T20:17:55.76 0.1 undecidable manual P 336 22.3554 112 -0.01 100
IV.GAVE.EHZ. 2024-05-24T20:17:55.87 0.1 positive manual P 234 21.867 112 0.18 97
IV.NRCA.HNZ. 2024-05-24T20:17:54.60 0.6 undecidable manual S 7 2.6973 163 0.41 48
IV.NRCA.HNZ. 2024-05-24T20:17:53.33 1.0 undecidable manual P 7 2.6973 163 0.51 23
IV.FAGN.HHZ. 2024-05-24T20:17:47.42 3.0 undecidable manual P -9.99 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMO1.EHN. ML:1.5 0.00024100000000000003 0.48 AML other m 2024-05-24T20:17:59.85
IV.MMO1.EHE. ML:1.6 0.000282 0.72 AML other m 2024-05-24T20:17:59.63
IT.MTCL.HGN. ML:3.8 0.0418 0.56 AML other m 2024-05-24T20:17:59.67
IV.GAVE.EHE. ML:1.9 0.0005035 0.46 AML other m 2024-05-24T20:17:59.53
IV.GAVE.EHN. ML:1.8 0.000477 1.48 AML other m 2024-05-24T20:17:59.04
IT.MTCL.HGE. ML:3.6 0.0243 1.4 AML other m 2024-05-24T20:17:59.29
IV.FDMO.HHN. ML:1.7 0.0002715 1.02 AML other m 2024-05-24T20:18:00.45
IV.LNSS.HHE. ML:1.7 0.00034849999999999996 0.12 AML other m 2024-05-24T20:18:00.48
IV.FDMO.HHE. ML:1.7 0.00027449999999999995 0.78 AML other m 2024-05-24T20:18:00.17
IV.CESI.HHE. ML:1.7 0.00027800000000000004 0.1 AML other m 2024-05-24T20:18:00.75
IV.CESI.HHN. ML:2.0 0.0004915000000000001 1.48 AML other m 2024-05-24T20:18:00.15
IV.SMA1.EHN. ML:1.7 0.00027150000000000004 0.46 AML other m 2024-05-24T20:18:00.75
IV.LNSS.HHN. ML:1.9 0.0004615 1.42 AML other m 2024-05-24T20:18:01.10
IV.MTRA.EHN. ML:1.6 0.000273 0.52 AML other m 2024-05-24T20:18:01.57
IV.SMA1.EHE. ML:1.8 0.00034950000000000004 1.3 AML other m 2024-05-24T20:18:02.16
IV.GUMA.HNN. ML:1.9 0.00031800000000000003 1.4 AML other m 2024-05-24T20:18:02.99
IV.MTRA.EHE. ML:1.5 0.00020950000000000002 0.46 AML other m 2024-05-24T20:18:02.93
IV.CSP1.EHE. ML:2.0 0.00042449999999999996 0.86 AML other m 2024-05-24T20:18:03.26
IV.MML1.EHE. ML:1.4 0.00009104999999999999 0.34 AML other m 2024-05-24T20:18:03.22
IV.CSP1.EHN. ML:2.0 0.000498 0.32 AML other m 2024-05-24T20:18:03.48
IV.MML1.EHN. ML:1.4 0.00010875 0.22 AML other m 2024-05-24T20:18:03.62
IV.RM33.EHN. ML:1.5 0.000125 0.66 AML other m 2024-05-24T20:18:03.65
IV.RM33.EHE. ML:1.4 0.0001 0.78 AML other m 2024-05-24T20:18:04.39
IV.GUMA.HHN. ML:1.7 0.00021799999999999999 1.52 AML other m 2024-05-24T20:18:06.04
IV.ARRO.EHE. ML:1.2 0.00006145 1.62 AML other m 2024-05-24T20:18:06.10
IV.MOMA.HHN. ML:1.6 0.000126 0.22 AML other m 2024-05-24T20:18:07.21
IV.ASSB.HHN. ML:1.5 0.0001015 0.62 AML other m 2024-05-24T20:18:07.74
IV.ASSB.HHE. ML:1.5 0.00010200000000000001 0.92 AML other m 2024-05-24T20:18:07.85
IV.MOMA.HHE. ML:1.5 0.0000897 1.32 AML other m 2024-05-24T20:18:07.32
IV.CESX.HHE. ML:1.5 0.00007825 0.3 AML other m 2024-05-24T20:18:08.34
IV.CESX.HHN. ML:1.5 0.00008510000000000001 0.3 AML other m 2024-05-24T20:18:08.49
IV.ARRO.EHN. ML:1.2 0.0000537 0.2 AML other m 2024-05-24T20:18:08.83
IV.GUMA.HHE. ML:1.7 0.0002195 0.64 AML other m 2024-05-24T20:18:09.04
IV.SNTG.HHN. ML:1.2 0.0000376 0.24 AML other m 2024-05-24T20:18:09.42
IV.GUMA.HNE. ML:1.8 0.00027600000000000004 0.68 AML other m 2024-05-24T20:18:09.90
IV.ATCC.EHE. ML:1.5 0.00006965 0.64 AML other m 2024-05-24T20:18:10.07
IV.SNTG.HHE. ML:1.1 0.0000332 0.94 AML other m 2024-05-24T20:18:10.88
IV.MNTT.EHN. ML:1.8 0.0001965 0.3 AML other m 2024-05-24T20:18:10.72
IV.MNTT.EHE. ML:1.6 0.00010894999999999999 0.46 AML other m 2024-05-24T20:18:11.15
IV.ATCC.EHN. ML:1.5 0.00007000000000000001 0.36 AML other m 2024-05-24T20:18:12.24
IV.FOSV.EHE. ML:1.0 0.00002225 0.42 AML other m 2024-05-24T20:18:12.68
IV.CING.HHN. ML:1.3 0.000037199999999999996 1.44 AML other m 2024-05-24T20:18:13.04
IV.FOSV.EHN. ML:1.2 0.00003135 0.26 AML other m 2024-05-24T20:18:14.63
IV.CING.HHE. ML:1.3 0.00003685 1.24 AML other m 2024-05-24T20:18:15.02
IV.ATFO.HHN. ML:1.1 0.00002225 0.3 AML other m 2024-05-24T20:18:16.22
IV.ATFO.HHE. ML:1.2 0.00002675 0.9 AML other m 2024-05-24T20:18:17.58
IV.ARVD.HHN. ML:1.0 0.00001585 0.66 AML other m 2024-05-24T20:18:17.39
IV.SSFR.HHN. ML:1.4 0.00004175 0.44 AML other m 2024-05-24T20:18:17.40
IV.ARVD.HHE. ML:1.1 0.00001925 0.2 AML other m 2024-05-24T20:18:17.84
IV.SSFR.HHE. ML:1.5 0.00005185 0.16 AML other m 2024-05-24T20:18:19.42
IV.PIPA.HHE. ML:3.1 0.00003855 0.26 AML other m 2024-05-24T20:18:54.92
IV.PIPA.HHN. ML:3.0 0.0000277 0.64 AML other m 2024-05-24T20:18:56.57
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