Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 11-05-2024 and time 20:18:18 (UTC) in region 2 km NE Montegallo (AP)

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

  • 11-05-2024 20:18:18 (UTC)
  • 11-05-2024 22:18:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8630, 13.3460 at 23 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
Montegallo AP 2 523 523
Montemonaco AP 4 604 1127
Montefortino FM 9 1178 2305
Palmiano AP 10 196 2501
Roccafluvione AP 11 2010 4511
Arquata del Tronto AP 11 1178 5689
Acquasanta Terme AP 12 2916 8605
Comunanza AP 12 3166 11771
Venarotta AP 12 2066 13837
Amandola FM 13 3629 17466
Castelsantangelo sul Nera MC 16 281 17747
Force AP 16 1354 19101
Montefalcone Appennino FM 17 424 19525
Bolognola MC 18 142 19667
Smerillo FM 18 365 20032
Valle Castellana TE 19 977 21009
Ascoli Piceno AP 19 49407 70416
Ussita MC 19 444 70860
Sarnano MC 20 3264 74124

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km NW of Teramo (54892 inhabitants)
53 Km E of Foligno (57155 inhabitants)
57 Km N of L'Aquila (69753 inhabitants)
66 Km NE of Terni (111501 inhabitants)
76 Km NW of Montesilvano (53738 inhabitants)
83 Km E of Perugia (166134 inhabitants)
84 Km NW of Pescara (121014 inhabitants)
85 Km S of Ancona (100861 inhabitants)
88 Km NW of Chieti (51815 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 2024-05-11
20:18:18		 42.8628 13.3463 23 2024-05-11
20:25:06		 Sala Sismica INGV-Roma 127619351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-05-11 20:18:18 ± 0.09
Latitude 42.8628 ± 0.0027
Longitude 13.3463 ± 0.0061
Depth (km) 23 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 127619351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 394
Semi-minor axis of confidence ellipse (meter) 300
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 254
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.44157
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 19
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 46
Type of magnitude ML
Reference to an origin 127619351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-05-11 20:25:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VAGA.HNZ. 2024-05-11T20:19:08.91 3.0 undecidable manual Sg 0.46 0
IV.PIEI.HHZ. 2024-05-11T20:18:48.36 3.0 undecidable manual S -0.78 0
IV.VVLD.HHZ. 2024-05-11T20:18:39.12 3.0 negative manual P 0.44 0
IV.ASSB.HHZ. 2024-05-11T20:18:37.39 3.0 undecidable manual S 0.07 0
IV.PIEI.HHZ. 2024-05-11T20:18:35.31 3.0 undecidable manual P -0.49 0
IV.LNSS.HHZ. 2024-05-11T20:18:32.00 0.6 undecidable manual S 221 38.1285 114 0.37 44
IV.ARVD.HHZ. 2024-05-11T20:18:32.02 3.0 undecidable manual P -0.2 0
IV.MML1.EHZ. 2024-05-11T20:18:32.40 0.6 undecidable manual S 313 41.2254 112 0.01 47
IV.RM33.EHZ. 2024-05-11T20:18:32.67 0.6 undecidable manual S 195 40.7259 112 0.41 43
IV.CESI.HHZ. 2024-05-11T20:18:32.17 0.6 undecidable manual S 294 39.2274 113 0.28 45
IV.GAVE.EHZ. 2024-05-11T20:18:32.74 0.6 undecidable manual S 243 41.4252 112 0.31 44
IV.CAMP.HHZ. 2024-05-11T20:18:31.41 0.6 undecidable manual S 172 36.6411 115 0.14 46
IV.TERO.HHZ. 2024-05-11T20:18:30.91 0.6 undecidable manual S 142 33.9438 117 0.3 45
IV.CSP1.EHZ. 2024-05-11T20:18:29.32 0.6 undecidable manual S 336 27.8499 123 0.11 47
IV.SNTG.HHZ. 2024-05-11T20:18:28.21 3.0 negative manual P -0.12 0
IV.CING.HHZ. 2024-05-11T20:18:28.86 3.0 undecidable manual P -0.18 0
IV.ARRO.EHZ. 2024-05-11T20:18:28.66 3.0 undecidable manual P -0.52 0
IV.GUMA.HHZ. 2024-05-11T20:18:28.54 0.6 undecidable manual S 358 22.1556 130 0.55 43
IV.ASSB.HHZ. 2024-05-11T20:18:28.92 3.0 undecidable manual P -0.24 0
IV.NRCA.HNZ. 2024-05-11T20:18:27.17 0.6 undecidable manual S 260 19.1697 135 -0.22 47
IV.GIGS.HHZ. 2024-05-11T20:18:27.30 1.0 undecidable manual P 158 49.0176 108 -0.28 22
IV.MF5.EHZ. 2024-05-11T20:18:27.57 0.6 undecidable manual S 34 16.6722 139 0.64 43
IV.ASCOL.EHE. 2024-05-11T20:18:27.65 0.6 undecidable manual S 94 19.869 134 0.13 48
IV.MTRA.EHZ. 2024-05-11T20:18:26.25 0.6 undecidable manual S 161 12.4764 148 -0.02 49
IV.GAVE.EHZ. 2024-05-11T20:18:26.43 0.3 negative manual P 243 41.4252 112 -0.03 71
IV.MC2.EHN. 2024-05-11T20:18:26.66 0.6 undecidable manual S 293 13.875 145 0.18 48
IV.MML1.EHZ. 2024-05-11T20:18:26.21 0.6 negative manual P 313 41.2254 112 -0.22 45
IV.RM33.EHZ. 2024-05-11T20:18:26.34 0.3 negative manual P 195 40.7259 112 -0.02 71
IV.CESI.HHZ. 2024-05-11T20:18:25.85 1.0 undecidable manual P 294 39.2274 113 -0.29 22
7F.SIB2.EHZ. 2024-05-11T20:18:25.19 0.6 undecidable manual S 312 4.6953 167 -0.28 47
IV.LNSS.HHZ. 2024-05-11T20:18:25.90 0.1 undecidable manual P 221 38.1285 114 -0.1 94
IV.TERO.HHZ. 2024-05-11T20:18:25.35 0.3 negative manual P 142 33.9438 117 -0.06 71
7F.SIB3.EHZ. 2024-05-11T20:18:25.31 0.6 undecidable manual S 282 6.3936 163 -0.27 47
IV.MMO1.EHZ. 2024-05-11T20:18:25.32 0.6 undecidable manual S 339 4.3956 168 -0.12 49
IV.CAMP.HHZ. 2024-05-11T20:18:25.51 1.0 undecidable manual P 172 36.6411 115 -0.28 23
7F.SIB1.HNN. 2024-05-11T20:18:25.72 0.6 undecidable manual S 300 7.1928 161 0.07 50
IV.GUMA.HHZ. 2024-05-11T20:18:24.00 0.1 undecidable manual P 358 22.1556 130 0.1 96
IV.CSP1.EHZ. 2024-05-11T20:18:24.44 1.0 undecidable manual P 336 27.8499 123 -0.17 23
IV.ASCOL.EHE. 2024-05-11T20:18:23.56 0.1 undecidable manual P 94 19.869 134 -0.06 97
IV.NRCA.HNZ. 2024-05-11T20:18:23.36 0.1 positive manual P 260 19.1697 135 -0.19 95
IV.MF5.EHZ. 2024-05-11T20:18:23.55 1.0 undecidable manual P 34 16.6722 139 0.26 23
7F.SIB3.EHZ. 2024-05-11T20:18:22.32 0.1 undecidable manual P 282 6.3936 163 -0.19 97
IV.MMO1.EHZ. 2024-05-11T20:18:22.32 0.1 undecidable manual P 339 4.3956 168 -0.11 98
7F.SIB1.HNN. 2024-05-11T20:18:22.56 0.1 undecidable manual P 300 7.1928 161 0.02 100
IV.MTRA.EHZ. 2024-05-11T20:18:22.82 0.1 undecidable manual P 161 12.4764 148 -0.08 98
7F.SIB2.EHZ. 2024-05-11T20:18:22.25 0.1 undecidable manual P 312 4.6953 167 -0.19 97
IV.MC2.EHN. 2024-05-11T20:18:22.99 0.1 undecidable manual P 293 13.875 145 -0.03 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMO1.EHE. ML:2.2 0.0010030000000000002 0.18 AML other m 2024-05-11T20:18:25.38
IV.MMO1.EHN. ML:2.0 0.0006495 0.3 AML other m 2024-05-11T20:18:25.37
IV.MTRA.EHN. ML:2.0 0.000637 0.1 AML other m 2024-05-11T20:18:26.59
IV.MTRA.HNN. ML:2.0 0.000634 0.1 AML other m 2024-05-11T20:18:26.54
IV.MTRA.EHE. ML:2.0 0.0006165000000000001 0.1 AML other m 2024-05-11T20:18:26.60
IV.MTRA.HNE. ML:2.0 0.000631 0.86 AML other m 2024-05-11T20:18:26.60
IV.NRCA.HHN. ML:2.2 0.0008620000000000001 0.16 AML other m 2024-05-11T20:18:27.30
IV.NRCA.HNN. ML:2.2 0.0007745 0.16 AML other m 2024-05-11T20:18:27.31
IV.NRCA.HNE. ML:2.1 0.0006395 0.48 AML other m 2024-05-11T20:18:27.64
IV.MF5.EHE. ML:1.5 0.00017175 0.46 AML other m 2024-05-11T20:18:27.88
IV.NRCA.HHE. ML:2.1 0.0006540000000000001 0.44 AML other m 2024-05-11T20:18:27.63
IV.MF5.EHN. ML:1.7 0.000284 0.38 AML other m 2024-05-11T20:18:28.00
IV.GUMA.HNE. ML:2.0 0.000431 0.54 AML other m 2024-05-11T20:18:28.90
IV.GUMA.HHE. ML:2.1 0.0006 0.54 AML other m 2024-05-11T20:18:28.64
IV.GUMA.HNN. ML:2.1 0.0005585 0.42 AML other m 2024-05-11T20:18:28.76
IV.GUMA.HHN. ML:2.1 0.000589 0.42 AML other m 2024-05-11T20:18:28.76
IV.CSP1.EHE. ML:2.1 0.000506 0.6 AML other m 2024-05-11T20:18:29.76
IV.CSP1.EHN. ML:2.1 0.00047950000000000005 0.34 AML other m 2024-05-11T20:18:29.65
IV.TERO.HHN. ML:1.8 0.0002205 0.32 AML other m 2024-05-11T20:18:31.22
IV.CAMP.HHN. ML:1.2 0.00005595 0.24 AML other m 2024-05-11T20:18:31.50
IV.LNSS.HHN. ML:1.8 0.0001825 0.36 AML other m 2024-05-11T20:18:32.09
IV.TERO.HHE. ML:1.7 0.0001605 0.4 AML other m 2024-05-11T20:18:32.13
IV.CESI.HHE. ML:1.4 0.00008525 0.16 AML other m 2024-05-11T20:18:32.14
IV.LNSS.HHE. ML:1.6 0.0001191 0.24 AML other m 2024-05-11T20:18:32.38
IV.CAMP.HHE. ML:1.3 0.00007149999999999999 0.72 AML other m 2024-05-11T20:18:32.83
IV.RM33.EHE. ML:1.4 0.00007764999999999999 0.24 AML other m 2024-05-11T20:18:33.70
IV.CESI.HHN. ML:1.8 0.000215 0.32 AML other m 2024-05-11T20:18:33.71
IV.RM33.EHN. ML:1.4 0.00006565 0.74 AML other m 2024-05-11T20:18:33.51
IV.GAVE.EHN. ML:1.6 0.000116 0.22 AML other m 2024-05-11T20:18:34.18
IV.MML1.EHE. ML:1.2 0.00005045 1.06 AML other m 2024-05-11T20:18:35.70
IV.MML1.EHN. ML:1.4 0.0000644 0.42 AML other m 2024-05-11T20:18:35.41
IV.GAVE.EHE. ML:1.6 0.0001215 0.5 AML other m 2024-05-11T20:18:35.05
IV.GIGS.HHN. ML:1.1 0.0000309 0.38 AML other m 2024-05-11T20:18:35.55
IV.GIGS.HHE. ML:1.1 0.00002835 0.1 AML other m 2024-05-11T20:18:36.18
IV.SNTG.HHN. ML:1.3 0.0000436 0.8 AML other m 2024-05-11T20:18:36.29
IV.SNTG.HHE. ML:1.2 0.000029699999999999997 1.4 AML other m 2024-05-11T20:18:37.27
IV.ARRO.EHN. ML:1.1 0.000024750000000000002 0.44 AML other m 2024-05-11T20:18:37.92
IV.ASSB.HHE. ML:1.3 0.0000362 0.1 AML other m 2024-05-11T20:18:37.93
IV.CING.HHN. ML:1.1 0.00002305 0.36 AML other m 2024-05-11T20:18:38.21
IV.CING.HHE. ML:1.2 0.000028749999999999997 0.68 AML other m 2024-05-11T20:18:39.98
IV.ASSB.HHN. ML:1.4 0.000044399999999999995 0.14 AML other m 2024-05-11T20:18:41.57
IV.ARVD.HHE. ML:1.2 0.000021850000000000003 0.14 AML other m 2024-05-11T20:18:43.71
IV.ARVD.HHN. ML:0.9 0.000011515 0.68 AML other m 2024-05-11T20:18:45.63
IV.ARRO.EHE. ML:1.1 0.000023199999999999998 1.8 AML other m 2024-05-11T20:18:48.06
IV.PIEI.HHN. ML:1.2 0.00001329 0.42 AML other m 2024-05-11T20:18:49.75
IV.PIEI.HHE. ML:1.0 0.000011404999999999998 1.18 AML other m 2024-05-11T20:18:53.10
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