Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 11-05-2024 and time 22:58:34 (UTC) in region 1 km W Montegallo (AP)

A magnitude ML 1.8 earthquake occured in region: 1 km W Montegallo (AP), on

  • 11-05-2024 22:58:34 (UTC)
  • 12-05-2024 00:58:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8410, 13.3160 at 21 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 7 604 1127
Arquata del Tronto AP 8 1178 2305
Acquasanta Terme AP 11 2916 5221
Montefortino FM 12 1178 6399
Roccafluvione AP 13 2010 8409
Palmiano AP 13 196 8605
Castelsantangelo sul Nera MC 15 281 8886
Venarotta AP 15 2066 10952
Comunanza AP 15 3166 14118
Amandola FM 16 3629 17747
Accumoli RI 17 667 18414
Ussita MC 19 444 18858
Bolognola MC 19 142 19000
Norcia PG 19 4957 23957
Valle Castellana TE 19 977 24934
Force AP 20 1354 26288

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NW of Teramo (54892 inhabitants)
52 Km E of Foligno (57155 inhabitants)
55 Km N of L'Aquila (69753 inhabitants)
63 Km NE of Terni (111501 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
81 Km E of Perugia (166134 inhabitants)
85 Km NW of Pescara (121014 inhabitants)
88 Km S of Ancona (100861 inhabitants)
89 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 1.8 2024-05-11
22:58:34		 42.8413 13.3163 21 2024-05-11
23:07:27		 Sala Sismica INGV-Roma 127621741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-05-11 22:58:34 ± 0.11
Latitude 42.8413 ± 0.0036
Longitude 13.3163 ± 0.0074
Depth (km) 21 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 127621741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 560
Semi-minor axis of confidence ellipse (meter) 35
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) 560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 22
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.43167
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 62
Type of magnitude ML
Reference to an origin 127621741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-05-11 23:07:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PAOL.HHZ. 2024-05-11T22:59:38.34 3.0 undecidable manual Sg 6.4 0
IV.PIEI.HHZ. 2024-05-11T22:59:04.04 3.0 undecidable manual S 0.39 0
IV.BRSN.HNZ. 2024-05-11T22:59:03.88 3.0 positive manual Pn 2.31 0
IV.FRON.EHZ. 2024-05-11T22:59:01.92 3.0 undecidable manual S 0.67 0
IV.T0110.HHZ. 2024-05-11T22:58:59.29 3.0 undecidable manual S -0.02 0
IV.ARVD.HHZ. 2024-05-11T22:58:58.70 3.0 undecidable manual S -0.27 0
IV.FIAM.HHZ. 2024-05-11T22:58:56.37 3.0 undecidable manual S -0.09 0
IV.MOMA.HHZ. 2024-05-11T22:58:54.78 3.0 undecidable manual S -0.02 0
IV.ASSB.HHZ. 2024-05-11T22:58:53.33 3.0 undecidable manual S -0.37 0
IV.CING.HHZ. 2024-05-11T22:58:53.12 3.0 undecidable manual S -0.69 0
IV.CERT.HHZ. 2024-05-11T22:58:53.21 3.0 positive manual P 1.87 0
IV.NARO.HHZ. 2024-05-11T22:58:51.67 3.0 positive manual P 0.53 0
IV.INTR.HHZ. 2024-05-11T22:58:51.47 3.0 undecidable manual P 0.04 0
IV.PIEI.HHZ. 2024-05-11T22:58:50.97 3.0 undecidable manual P 0.36 0
IV.FRON.EHZ. 2024-05-11T22:58:49.61 3.0 negative manual P 0.35 0
IV.ATFO.HHZ. 2024-05-11T22:58:49.54 3.0 negative manual P 0.85 0
IV.MNTT.EHZ. 2024-05-11T22:58:47.18 0.1 undecidable manual S 43 33.3444 114 0.64 82
IV.ARVD.HHZ. 2024-05-11T22:58:47.45 3.0 undecidable manual P -0.53 0
IV.T0110.HHZ. 2024-05-11T22:58:47.87 3.0 positive manual P -0.3 0
IV.SSFR.HHZ. 2024-05-11T22:58:47.89 3.0 positive manual P -0.13 0
IV.CESI.HHZ. 2024-05-11T22:58:47.85 0.6 undecidable manual S 299 38.0286 111 0.16 47
IV.FIAM.HHZ. 2024-05-11T22:58:46.19 3.0 negative manual P -0.38 0
IV.FAGN.HHZ. 2024-05-11T22:58:46.69 3.0 undecidable manual P -0.12 0
IV.MOMA.HHZ. 2024-05-11T22:58:45.27 3.0 undecidable manual P -0.37 0
IV.SNTG.HHZ. 2024-05-11T22:58:44.03 3.0 positive manual P -0.36 0
IV.SMA1.EHZ. 2024-05-11T22:58:44.44 0.6 undecidable manual S 176 23.4543 125 0.21 47
IV.ASSB.HHZ. 2024-05-11T22:58:44.63 3.0 positive manual P -0.39 0
IV.GUMA.HHZ. 2024-05-11T22:58:44.62 0.6 undecidable manual S 4 24.5532 124 0.13 48
IV.CING.HHZ. 2024-05-11T22:58:44.68 3.0 undecidable manual P -0.4 0
IV.GIGS.HHZ. 2024-05-11T22:58:43.25 1.0 positive manual P 154 47.9187 106 -0.33 22
IV.NRCA.HHZ. 2024-05-11T22:58:43.09 0.6 undecidable manual S 267 16.4724 137 0.27 47
IV.MF5.EHZ. 2024-05-11T22:58:43.49 0.6 undecidable manual S 36 19.9689 130 -0.01 49
IV.RM33.EHZ. 2024-05-11T22:58:42.19 0.1 negative manual P 193 37.8288 111 0.08 94
IV.MTRA.HNZ. 2024-05-11T22:58:42.15 0.6 undecidable manual S 145 11.4774 148 0.15 48
IV.GAVE.EHZ. 2024-05-11T22:58:42.36 0.1 negative manual P 244 38.1285 111 0.2 92
IV.CESI.HHZ. 2024-05-11T22:58:41.84 0.1 positive manual P 299 38.0286 111 -0.3 89
IV.MNTT.EHZ. 2024-05-11T22:58:41.42 0.6 negative manual P 43 33.3444 114 -0.06 48
IV.LNSS.HHZ. 2024-05-11T22:58:41.86 0.1 negative manual P 220 34.743 113 0.19 93
IV.CAMP.HHZ. 2024-05-11T22:58:41.56 0.1 negative manual P 167 34.743 113 -0.11 95
IV.TERO.HHZ. 2024-05-11T22:58:41.27 0.1 negative manual P 136 33.744 114 -0.25 93
IV.MMO1.EHZ. 2024-05-11T22:58:41.23 0.6 undecidable manual S 8 6.4935 161 -0.19 49
IV.SMA1.EHZ. 2024-05-11T22:58:40.18 0.1 negative manual P 176 23.4543 125 0.04 97
IV.MF5.EHZ. 2024-05-11T22:58:39.52 0.1 positive manual P 36 19.9689 130 -0.2 95
IV.GUMA.HHZ. 2024-05-11T22:58:39.98 0.1 positive manual P 4 24.5532 124 -0.32 92
IV.NRCA.HHZ. 2024-05-11T22:58:39.27 0.1 positive manual P 267 16.4724 137 -0.06 98
IV.MMO1.EHZ. 2024-05-11T22:58:38.22 1.0 undecidable manual P 8 6.4935 161 -0.3 24
IV.MTRA.HNZ. 2024-05-11T22:58:38.79 0.1 undecidable manual P 145 11.4774 148 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMO1.EHE. ML:2.3 0.0016200000000000001 0.18 AML other m 2024-05-11T22:58:41.32
IV.MMO1.EHN. ML:2.3 0.00149 0.3 AML other m 2024-05-11T22:58:41.31
IV.MTRA.EHE. ML:2.4 0.0016349999999999997 0.08 AML other m 2024-05-11T22:58:42.33
IV.MTRA.HNE. ML:2.4 0.00165 0.2 AML other m 2024-05-11T22:58:42.33
IV.MTRA.HNN. ML:2.3 0.00134 0.14 AML other m 2024-05-11T22:58:42.72
IV.MTRA.EHN. ML:2.3 0.00135 0.14 AML other m 2024-05-11T22:58:42.65
IV.NRCA.HHN. ML:2.6 0.0023799999999999997 0.14 AML other m 2024-05-11T22:58:43.24
IV.NRCA.HNN. ML:2.6 0.002165 0.16 AML other m 2024-05-11T22:58:43.25
IV.MF5.EHE. ML:1.6 0.00022549999999999998 0.14 AML other m 2024-05-11T22:58:43.82
IV.NRCA.HHE. ML:2.4 0.00158 0.44 AML other m 2024-05-11T22:58:43.57
IV.NRCA.HNE. ML:2.4 0.0015300000000000001 0.44 AML other m 2024-05-11T22:58:43.57
IV.MF5.EHN. ML:2.0 0.000486 1.6 AML other m 2024-05-11T22:58:43.94
IV.GUMA.HNN. ML:2.2 0.000735 0.42 AML other m 2024-05-11T22:58:44.70
IV.GUMA.HHN. ML:2.3 0.001004 0.46 AML other m 2024-05-11T22:58:44.71
IV.SMA1.EHE. ML:1.8 0.0003165 0.48 AML other m 2024-05-11T22:58:45.10
IV.GUMA.HNE. ML:2.3 0.0009630000000000001 0.64 AML other m 2024-05-11T22:58:45.88
IV.GUMA.HHE. ML:2.3 0.0009435 0.64 AML other m 2024-05-11T22:58:45.89
IV.SMA1.EHN. ML:1.8 0.0002935 0.1 AML other m 2024-05-11T22:58:46.18
IV.TERO.HHE. ML:2.0 0.00034550000000000005 0.58 AML other m 2024-05-11T22:58:47.00
IV.TERO.HHN. ML:2.0 0.00038549999999999994 0.54 AML other m 2024-05-11T22:58:47.31
IV.LNSS.HHN. ML:2.2 0.0005055000000000001 0.44 AML other m 2024-05-11T22:58:48.02
IV.CESI.HHE. ML:1.8 0.000213 0.16 AML other m 2024-05-11T22:58:48.15
IV.LNSS.HHE. ML:2.0 0.000352 1.3 AML other m 2024-05-11T22:58:48.30
IV.CAMP.HHE. ML:1.5 0.0001094 0.72 AML other m 2024-05-11T22:58:48.76
IV.CAMP.HHN. ML:1.5 0.0000987 1.06 AML other m 2024-05-11T22:58:48.31
IV.RM33.EHN. ML:1.9 0.0002545 0.32 AML other m 2024-05-11T22:58:49.43
IV.GAVE.EHN. ML:2.1 0.00036899999999999997 0.24 AML other m 2024-05-11T22:58:49.70
IV.CESI.HHN. ML:2.1 0.000391 0.28 AML other m 2024-05-11T22:58:49.64
IV.RM33.EHE. ML:1.9 0.000266 0.28 AML other m 2024-05-11T22:58:49.65
IV.GAVE.EHE. ML:2.0 0.00028649999999999997 0.66 AML other m 2024-05-11T22:58:50.48
IV.MNTT.EHN. ML:1.9 0.0002705 1.04 AML other m 2024-05-11T22:58:50.18
IV.MNTT.EHE. ML:1.7 0.00016599999999999997 1.5 AML other m 2024-05-11T22:58:50.05
IV.GIGS.HHN. ML:1.4 0.00006235 0.08 AML other m 2024-05-11T22:58:51.48
IV.GIGS.HHE. ML:1.4 0.00006415 1.08 AML other m 2024-05-11T22:58:51.23
IV.SNTG.HHN. ML:1.7 0.00010815 0.82 AML other m 2024-05-11T22:58:52.22
IV.SNTG.HHE. ML:1.5 0.00007450000000000001 1.4 AML other m 2024-05-11T22:58:53.90
IV.CING.HHN. ML:1.6 0.00007230000000000001 0.18 AML other m 2024-05-11T22:58:53.88
IV.ASSB.HHE. ML:1.6 0.00007305 0.1 AML other m 2024-05-11T22:58:53.90
IV.CING.HHE. ML:1.6 0.0000738 0.48 AML other m 2024-05-11T22:58:54.91
IV.ASSB.HHN. ML:1.5 0.0000718 0.88 AML other m 2024-05-11T22:58:55.20
IV.MOMA.HHN. ML:1.6 0.00006965 0.94 AML other m 2024-05-11T22:58:56.12
IV.FIAM.HHN. ML:1.4 0.0000438 0.28 AML other m 2024-05-11T22:58:56.22
IV.MOMA.HHE. ML:1.6 0.00007965 1.12 AML other m 2024-05-11T22:58:57.43
IV.FAGN.HHE. ML:1.8 0.00011295 0.56 AML other m 2024-05-11T22:58:58.63
IV.SSFR.HHE. ML:2.4 0.00032450000000000003 1.76 AML other m 2024-05-11T22:58:59.09
IV.SSFR.HHN. ML:2.1 0.00015649999999999998 0.84 AML other m 2024-05-11T22:58:59.58
IV.ARVD.HHE. ML:1.6 0.000057549999999999996 0.14 AML other m 2024-05-11T22:58:59.71
IV.ARVD.HHN. ML:1.4 0.000028049999999999997 0.64 AML other m 2024-05-11T22:58:59.49
IV.FAGN.HHN. ML:1.8 0.00011 1.38 AML other m 2024-05-11T22:58:59.13
IV.FIAM.HHE. ML:1.2 0.0000312 1.02 AML other m 2024-05-11T22:59:02.65
IV.T0110.HHN. ML:1.8 0.0000821 0.28 AML other m 2024-05-11T22:59:02.55
IV.FRON.EHN. ML:1.6 0.0000493 0.7 AML other m 2024-05-11T22:59:02.20
IV.FRON.EHE. ML:1.4 0.00003065 1.62 AML other m 2024-05-11T22:59:03.11
IV.ATFO.HHN. ML:1.4 0.0000359 0.46 AML other m 2024-05-11T22:59:03.95
IV.ATFO.HHE. ML:1.4 0.00003625000000000001 1.04 AML other m 2024-05-11T22:59:03.41
IV.T0110.HHE. ML:1.8 0.00009455 1 AML other m 2024-05-11T22:59:05.44
IV.PIEI.HHN. ML:1.5 0.000030150000000000004 0.42 AML other m 2024-05-11T22:59:05.68
IV.PIEI.HHE. ML:1.4 0.00002735 1.74 AML other m 2024-05-11T22:59:09.03
IV.NARO.HHE. ML:1.3 0.000018849999999999997 1.58 AML other m 2024-05-11T22:59:09.08
IV.INTR.HHN. ML:1.6 0.0000369 1.44 AML other m 2024-05-11T22:59:11.14
IV.NARO.HHN. ML:1.3 0.0000183 1.34 AML other m 2024-05-11T22:59:11.30
IV.INTR.HHE. ML:1.5 0.00002895 0.42 AML other m 2024-05-11T22:59:11.41
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