Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 26-02-2024 and time 16:39:21 (Italy) in region 2 km W Acquaviva Picena (AP)

A magnitude ML 1.7 earthquake occured in region: 2 km W Acquaviva Picena (AP), on

  • 26-02-2024 15:39:21 (UTC)
  • 26-02-2024 16:39:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9390, 13.7980 at 29 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
Acquaviva Picena AP 2 3831 3831
Monteprandone AP 4 12655 16486
Monsampolo del Tronto AP 5 4611 21097
Spinetoli AP 6 7215 28312
San Benedetto del Tronto AP 7 47303 75615
Castorano AP 7 2380 77995
Ripatransone AP 8 4309 82304
Colli del Tronto AP 8 3668 85972
Grottammare AP 8 16006 101978
Offida AP 9 5058 107036
Controguerra TE 9 2436 109472
Colonnella TE 9 3734 113206
Cossignano AP 10 978 114184
Castel di Lama AP 10 8634 122818
Cupra Marittima AP 11 5398 128216
Martinsicuro TE 11 16033 144249
Appignano del Tronto AP 12 1785 146034
Ancarano TE 12 1857 147891
Corropoli TE 13 5045 152936
Massignano AP 13 1638 154574
Torano Nuovo TE 13 1611 156185
Montefiore dell'Aso AP 13 2123 158308
Nereto TE 13 5242 163550
Carassai AP 14 1100 164650
Sant'Egidio alla Vibrata TE 14 9811 174461
Castignano AP 14 2796 177257
Maltignano AP 15 2401 179658
Alba Adriatica TE 15 12353 192011
Campofilone FM 16 1916 193927
Montalto delle Marche AP 16 2122 196049
Sant'Omero TE 17 5243 201292
Moresco FM 17 598 201890
Montedinove AP 18 488 202378
Tortoreto TE 18 11542 213920
Monterubbiano FM 18 2230 216150
Pedaso FM 18 2800 218950
Petritoli FM 18 2335 221285
Monte Vidon Combatte FM 18 433 221718
Ortezzano FM 19 774 222492
Folignano AP 19 9241 231733
Altidona FM 19 3390 235123
Lapedona FM 19 1166 236289
Rotella AP 19 906 237195

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km N of Teramo (54892 inhabitants)
55 Km NW of Montesilvano (53738 inhabitants)
63 Km NW of Pescara (121014 inhabitants)
72 Km NW of Chieti (51815 inhabitants)
73 Km NE of L'Aquila (69753 inhabitants)
79 Km S of Ancona (100861 inhabitants)
89 Km E of Foligno (57155 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 1.7 2024-02-26
15:39:21		 42.9387 13.7978 29 2024-02-26
15:58:06		 Sala Sismica INGV-Roma 125558931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-26 15:39:21 ± 0.3
Latitude 42.9387 ± 0.0117
Longitude 13.7978 ± 0.0160
Depth (km) 29 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125558931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1264
Semi-minor axis of confidence ellipse (meter) 1146
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 59
Circular confidence region, given by single value of horizontal uncertainty (meter) 1260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 274
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.65650
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 125558931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-26 15:58:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARCI.HHZ. 2024-02-26T15:40:08.54 3.0 undecidable manual Sn -2.23 0
IV.CMPR.HHZ. 2024-02-26T15:40:02.35 3.0 undecidable manual Pn -0.8 0
IV.VIVA.HHZ. 2024-02-26T15:40:02.81 3.0 undecidable manual Sn -0.18 0
IV.CESI.HHZ. 2024-02-26T15:39:45.12 0.3 undecidable manual S 276 72.8715 106 0.71 57
IV.MML1.EHZ. 2024-02-26T15:39:44.12 0.3 undecidable manual S 286 69.7746 107 0.51 61
IV.FDMO.HHZ. 2024-02-26T15:39:40.56 0.6 undecidable manual S 281 58.6968 111 -0.26 43
IV.CSP1.EHZ. 2024-02-26T15:39:38.70 0.3 undecidable manual S 290 51.0156 114 -0.23 66
IV.SMA1.EHZ. 2024-02-26T15:39:38.90 0.6 undecidable manual S 228 50.8158 114 0.01 47
IV.TERO.HHZ. 2024-02-26T15:39:36.21 0.3 undecidable manual S 204 38.4282 122 0.25 67
IV.MMO1.EHZ. 2024-02-26T15:39:35.43 0.3 undecidable manual S 264 38.5281 122 -0.55 63
IV.CESI.HHZ. 2024-02-26T15:39:35.01 1.0 undecidable manual P 276 72.8715 106 0.16 22
IV.MML1.EHZ. 2024-02-26T15:39:34.45 1.0 negative manual P 286 69.7746 107 0.06 22
IV.MF5.EHZ. 2024-02-26T15:39:33.49 0.3 undecidable manual S 281 27.9498 132 -0.23 69
IV.LNSS.HHZ. 2024-02-26T15:39:33.95 0.1 undecidable manual P 239 72.0723 107 -0.78 73
IV.NRCA.HHZ. 2024-02-26T15:39:32.25 1.0 undecidable manual P 258 56.7987 112 -0.25 22
IV.FDMO.HHZ. 2024-02-26T15:39:32.72 0.6 negative manual P 281 58.6968 111 -0.06 45
IV.OFFI.HHZ. 2024-02-26T15:39:31.16 0.3 undecidable manual S 267 9.0798 161 0.31 71
IV.CSP1.EHZ. 2024-02-26T15:39:31.64 0.1 undecidable manual P 290 51.0156 114 -0.05 93
IV.SMA1.EHZ. 2024-02-26T15:39:31.71 1.0 undecidable manual P 228 50.8158 114 0.05 23
IV.TERO.HHZ. 2024-02-26T15:39:30.45 0.3 negative manual P 204 38.4282 122 0.48 64
IV.MMO1.EHZ. 2024-02-26T15:39:29.86 0.1 negative manual P 264 38.5281 122 -0.12 93
IV.MF5.EHZ. 2024-02-26T15:39:28.87 0.1 negative manual P 281 27.9498 132 0.19 94
IV.OFFI.HHZ. 2024-02-26T15:39:26.96 0.1 positive manual P 267 9.0798 161 -0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.OFFI.HHE. ML:2.4 0.0012235 0.42 AML other m 2024-02-26T15:39:31.63
IV.OFFI.HHN. ML:2.3 0.0009865 0.5 AML other m 2024-02-26T15:39:31.46
IV.CSP1.EHE. ML:1.7 0.00010485 0.42 AML other m 2024-02-26T15:39:35.17
IV.TERO.HHE. ML:1.6 0.000107 0.66 AML other m 2024-02-26T15:39:36.76
IV.TERO.HHN. ML:1.4 0.00006785 0.36 AML other m 2024-02-26T15:39:36.52
IV.LNSS.HHE. ML:1.6 0.0000578 0.84 AML other m 2024-02-26T15:39:36.33
IV.LNSS.HHN. ML:1.7 0.00007295 0.28 AML other m 2024-02-26T15:39:37.01
IV.CSP1.EHN. ML:1.8 0.000135 0.18 AML other m 2024-02-26T15:39:39.58
IV.NRCA.HHE. ML:1.7 0.00009944999999999999 0.54 AML other m 2024-02-26T15:39:41.60
IV.FDMO.HHE. ML:1.5 0.000053849999999999994 0.14 AML other m 2024-02-26T15:39:41.73
IV.NRCA.HHN. ML:1.6 0.0000783 1.34 AML other m 2024-02-26T15:39:41.86
IV.FDMO.HHN. ML:1.4 0.00004575 0.12 AML other m 2024-02-26T15:39:43.09
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