Earthquake with magnitude of ML 1.1 on date 11-04-2024 and time 13:35:07 (UTC) in region 3 km NW Montemonaco (AP)

A magnitude ML 1.1 earthquake occured in region: 3 km NW Montemonaco (AP), on

  • 11-04-2024 13:35:07 (UTC)
  • 11-04-2024 15:35:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9190, 13.2970 at 26 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Montemonaco AP 3 604 604
Montefortino FM 5 1178 1782
Amandola FM 9 3629 5411
Montegallo AP 9 523 5934
Bolognola MC 10 142 6076
Comunanza AP 11 3166 9242
Castelsantangelo sul Nera MC 12 281 9523
Sarnano MC 13 3264 12787
Ussita MC 13 444 13231
Palmiano AP 13 196 13427
Montefalcone Appennino FM 15 424 13851
Smerillo FM 16 365 14216
Roccafluvione AP 16 2010 16226
Acquacanina MC 16 121 16347
Arquata del Tronto AP 16 1178 17525
Venarotta AP 17 2066 19591
Force AP 17 1354 20945
Gualdo MC 17 815 21760
Visso MC 17 1107 22867
Monte San Martino MC 17 765 23632
Fiastra MC 17 559 24191
Penna San Giovanni MC 19 1108 25299
Acquasanta Terme AP 19 2916 28215
Santa Vittoria in Matenano FM 20 1330 29545

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km NW of Teramo (54892 inhabitants)
48 Km E of Foligno (57155 inhabitants)
64 Km N of L'Aquila (69753 inhabitants)
66 Km NE of Terni (111501 inhabitants)
77 Km E of Perugia (166134 inhabitants)
80 Km S of Ancona (100861 inhabitants)
83 Km NW of Montesilvano (53738 inhabitants)
90 Km NW of Pescara (121014 inhabitants)
95 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 1.1 2024-04-11
13:35:07
42.9188 13.2972 27 2024-04-11
13:45:25
Sala Sismica INGV-Roma 126646631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-11 13:35:07 ± 0.11
Latitude 42.9188 ± 0.0036
Longitude 13.2972 ± 0.0086
Depth (km) 27 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126646631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 591
Semi-minor axis of confidence ellipse (meter) 318
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 256
Circular confidence region, given by single value of horizontal uncertainty (meter) 590.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 151
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37142
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 126646631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-11 13:45:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2024-04-11T13:35:23.93 3.0 undecidable manual P 3.93 0
IV.CESI.HHZ. 2024-04-11T13:35:20.11 0.6 undecidable manual S 287 33.2445 123 0.18 47
IV.PF6.EHZ. 2024-04-11T13:35:18.25 0.6 undecidable manual S 341 25.6521 131 -0.06 48
IV.CSP1.EHZ. 2024-04-11T13:35:17.46 0.3 undecidable manual S 339 20.5683 138 0.12 72
IV.MTRA.HNZ. 2024-04-11T13:35:17.27 0.3 undecidable manual S 156 19.7691 139 0.09 72
IV.NRCA.HHZ. 2024-04-11T13:35:16.57 0.6 undecidable manual S 238 17.5713 143 -0.26 46
IV.MMO1.EHZ. 2024-04-11T13:35:15.22 0.6 undecidable manual S 132 3.2967 172 -0.1 50
IV.TERO.HHZ. 2024-04-11T13:35:15.50 1.0 undecidable manual P 143 41.2254 117 -0.17 23
7F.SIB3.EHZ. 2024-04-11T13:35:15.14 0.6 undecidable manual S 204 5.2947 167 -0.28 48
7F.SIB2.EHZ. 2024-04-11T13:35:15.05 0.6 undecidable manual S 170 3.0969 173 -0.26 48
IV.MC2.EHZ. 2024-04-11T13:35:15.92 0.6 undecidable manual S 265 8.7801 160 0.24 48
7F.SIB1.EHZ. 2024-04-11T13:35:15.43 0.1 undecidable manual S 219 3.4965 172 0.1 99
IV.CESI.HHZ. 2024-04-11T13:35:14.55 1.0 negative manual P 287 33.2445 123 -0.05 24
IV.CSP1.EHZ. 2024-04-11T13:35:13.10 0.1 undecidable manual P 339 20.5683 138 0 99
IV.PF6.EHZ. 2024-04-11T13:35:13.56 0.3 undecidable manual P 341 25.6521 131 -0.1 72
IV.FDMO.HHZ. 2024-04-11T13:35:13.03 0.6 undecidable manual P 308 21.4674 137 -0.16 47
IV.MTRA.HNZ. 2024-04-11T13:35:13.00 0.1 undecidable manual P 156 19.7691 139 -0.01 99
IV.NRCA.HHZ. 2024-04-11T13:35:12.78 0.6 negative manual P 238 17.5713 143 -0.03 49
IV.MC2.EHZ. 2024-04-11T13:35:12.23 0.6 undecidable manual P 265 8.7801 160 0.09 50
7F.SIB1.EHZ. 2024-04-11T13:35:12.05 0.1 undecidable manual P 219 3.4965 172 0.11 99
7F.SIB3.EHZ. 2024-04-11T13:35:12.34 0.6 undecidable manual P 204 5.2947 167 0.35 47
7F.SIB2.EHZ. 2024-04-11T13:35:11.84 0.1 undecidable manual P 170 3.0969 173 -0.09 100
IV.MMO1.EHZ. 2024-04-11T13:35:11.96 1.0 undecidable manual P 132 3.2967 172 0.03 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMO1.EHN. ML:1.2 0.00008605 0.34 AML other m 2024-04-11T13:35:15.32
IV.MMO1.EHE. ML:1.0 0.00006245 0.62 AML other m 2024-04-11T13:35:15.72
IV.NRCA.HHE. ML:1.1 0.0000629 1.16 AML other m 2024-04-11T13:35:16.92
IV.NRCA.HHN. ML:1.3 0.0000974 0.78 AML other m 2024-04-11T13:35:17.03
IV.CSP1.EHE. ML:1.2 0.00007162865325 0.1 AML other m 2024-04-11T13:35:17.73
IV.CSP1.EHN. ML:1.3 0.00009282222000000002 1.78 AML other m 2024-04-11T13:35:18.24
IV.CESI.HHE. ML:0.9 0.000024168305 0.22 AML other m 2024-04-11T13:35:20.27
IV.CESI.HHN. ML:0.8 0.0000194867315 0.3 AML other m 2024-04-11T13:35:20.86
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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