Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 03-04-2024 and time 10:14:14 (Italy) in region 5 km E Acquasanta Terme (AP)

A magnitude ML 1.4 earthquake occured in region: 5 km E Acquasanta Terme (AP), on

  • 03-04-2024 08:14:14 (UTC)
  • 03-04-2024 10:14:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7820, 13.4690 at 15 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
Acquasanta Terme AP 5 2916 2916
Valle Castellana TE 6 977 3893
Roccafluvione AP 9 2010 5903
Venarotta AP 11 2066 7969
Rocca Santa Maria TE 12 537 8506
Ascoli Piceno AP 12 49407 57913
Montegallo AP 13 523 58436
Palmiano AP 13 196 58632
Arquata del Tronto AP 14 1178 59810
Folignano AP 14 9241 69051
Civitella del Tronto TE 16 5116 74167
Montemonaco AP 18 604 74771
Cortino TE 18 656 75427
Maltignano AP 19 2401 77828
Campli TE 19 7209 85037

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NW of Teramo (54892 inhabitants)
48 Km N of L'Aquila (69753 inhabitants)
63 Km W of Montesilvano (53738 inhabitants)
65 Km E of Foligno (57155 inhabitants)
70 Km NW of Pescara (121014 inhabitants)
72 Km E of Terni (111501 inhabitants)
75 Km NW of Chieti (51815 inhabitants)
93 Km S of Ancona (100861 inhabitants)
95 Km E of Perugia (166134 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 1.4 2024-04-03
08:14:14		 42.7817 13.4688 15 2024-04-03
08:20:08		 Sala Sismica INGV-Roma 126435381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-03 08:14:14 ± 0.05
Latitude 42.7817 ± 0.0018
Longitude 13.4688 ± 0.0037
Depth (km) 15 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126435381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 260
Semi-minor axis of confidence ellipse (meter) 55
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 257
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 180
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.07
Epicentral distance of station closest to the epicenter (degree) 0.15738
Epicentral distance of station farthest from the epicenter (degree) 0.49193
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 126435381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-03 08:20:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2024-04-03T08:14:28.59 0.1 undecidable manual S 312 41.9247 98 0.12 94
IV.NRCA.HHZ. 2024-04-03T08:14:25.19 0.3 undecidable manual S 281 29.4483 104 0.01 74
IV.MML1.EHZ. 2024-04-03T08:14:24.61 0.3 undecidable manual P 313 54.6009 96 0.01 70
IV.MMO1.EHZ. 2024-04-03T08:14:22.18 0.1 undecidable manual S 319 17.4714 120 -0.01 100
IV.SMA1.EHZ. 2024-04-03T08:14:22.78 0.1 undecidable manual S 213 19.9689 115 -0.02 99
IV.FDMO.HHZ. 2024-04-03T08:14:22.54 0.1 undecidable manual P 312 41.9247 98 -0.12 94
IV.CSP1.EHZ. 2024-04-03T08:14:22.43 0.3 positive manual P 328 40.5261 99 -0.01 72
IV.NRCA.HHZ. 2024-04-03T08:14:20.70 0.1 negative manual P 281 29.4483 104 -0.06 97
IV.MMO1.EHZ. 2024-04-03T08:14:19.06 0.1 undecidable manual P 319 17.4714 120 0.02 100
IV.SMA1.EHZ. 2024-04-03T08:14:19.44 0.1 negative manual P 213 19.9689 115 0.05 99
IV.TERO.HHZ. 2024-04-03T08:14:19.51 0.1 undecidable manual P 148 20.7681 114 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMO1.EHN. ML:1.4 0.00015900000000000002 0.58 AML other m 2024-04-03T08:14:22.22
IV.SMA1.EHN. ML:1.7 0.000291 0.14 AML other m 2024-04-03T08:14:22.87
IV.SMA1.EHE. ML:1.6 0.000251 1.72 AML other m 2024-04-03T08:14:23.01
IV.MMO1.EHE. ML:1.0 0.00007605 0.62 AML other m 2024-04-03T08:14:23.34
IV.NRCA.HHN. ML:1.7 0.0002495 0.14 AML other m 2024-04-03T08:14:25.43
IV.NRCA.HHE. ML:1.6 0.0001885 0.08 AML other m 2024-04-03T08:14:25.60
IV.FDMO.HHN. ML:1.3 0.000060200000000000006 0.26 AML other m 2024-04-03T08:14:28.82
IV.FDMO.HHE. ML:1.2 0.00005645 0.18 AML other m 2024-04-03T08:14:28.98
IV.MML1.EHE. ML:1.0 0.00002665 0.24 AML other m 2024-04-03T08:14:32.68
IV.MML1.EHN. ML:1.3 0.00004485 0.24 AML other m 2024-04-03T08:14:32.79
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