Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 08-07-2023 and time 08:38:35 (Italy) in region 4 km SW Castignano (AP)

A magnitude ML 2.5 earthquake occured in region: 4 km SW Castignano (AP), on

  • 08-07-2023 06:38:35 (UTC)
  • 08-07-2023 08:38:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9100, 13.6060 at 17 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
Castignano AP 4 2796 2796
Appignano del Tronto AP 5 1785 4581
Rotella AP 6 906 5487
Ascoli Piceno AP 7 49407 54894
Montedinove AP 7 488 55382
Offida AP 8 5058 60440
Montalto delle Marche AP 9 2122 62562
Venarotta AP 10 2066 64628
Castel di Lama AP 10 8634 73262
Folignano AP 10 9241 82503
Castorano AP 10 2380 84883
Cossignano AP 11 978 85861
Maltignano AP 11 2401 88262
Force AP 11 1354 89616
Roccafluvione AP 12 2010 91626
Palmiano AP 12 196 91822
Colli del Tronto AP 12 3668 95490
Sant'Egidio alla Vibrata TE 13 9811 105301
Monte Rinaldo FM 13 379 105680
Montelparo FM 13 778 106458
Ortezzano FM 14 774 107232
Ancarano TE 14 1857 109089
Spinetoli AP 14 7215 116304
Montefalcone Appennino FM 15 424 116728
Santa Vittoria in Matenano FM 15 1330 118058
Monsampolo del Tronto AP 15 4611 122669
Carassai AP 15 1100 123769
Monte Vidon Combatte FM 16 433 124202
Civitella del Tronto TE 16 5116 129318
Comunanza AP 16 3166 132484
Ripatransone AP 16 4309 136793
Monteleone di Fermo FM 17 395 137188
Smerillo FM 17 365 137553
Torano Nuovo TE 17 1611 139164
Montottone FM 17 979 140143
Acquaviva Picena AP 18 3831 143974
Petritoli FM 18 2335 146309
Monsampietro Morico FM 18 659 146968
Controguerra TE 19 2436 149404
Monteprandone AP 19 12655 162059
Monte San Martino MC 19 765 162824
Montefiore dell'Aso AP 20 2123 164947
Nereto TE 20 5242 170189

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km N of Teramo (54892 inhabitants)
63 Km NW of Montesilvano (53738 inhabitants)
64 Km N of L'Aquila (69753 inhabitants)
70 Km NW of Pescara (121014 inhabitants)
74 Km E of Foligno (57155 inhabitants)
77 Km NW of Chieti (51815 inhabitants)
79 Km S of Ancona (100861 inhabitants)
87 Km E of Terni (111501 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 2.5 2023-07-08
06:38:35		 42.9097 13.6055 17 2023-07-08
06:48:33		 Sala Sismica INGV-Roma 119069101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-08 06:38:35 ± 0.11
Latitude 42.9097 ± 0.0045
Longitude 13.6055 ± 0.0074
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119069101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 568
Semi-minor axis of confidence ellipse (meter) 188
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 258
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 80
Number of defining phases 68
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.02343
Number of stations at which the event was observed 50
Number of stations from which data was used for origin computation 40
Magnitude information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations 50
Type of magnitude ML
Reference to an origin 119069101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-08 06:48:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TDS.HHZ. 2023-07-08T06:40:17.40 3.0 undecidable manual Sn -1.33 0
OX.CAE.HHZ. 2023-07-08T06:40:15.36 3.0 undecidable manual Sg 12.28 0
MN.TRI.HHZ. 2023-07-08T06:40:01.63 3.0 undecidable manual Sg 8.41 0
SI.ABSI.HHZ. 2023-07-08T06:39:39.02 3.0 undecidable manual Pn 1.53 0
IV.TDS.HHZ. 2023-07-08T06:39:37.10 3.0 undecidable manual Pn 3.69 0
OX.ACOM.HHZ. 2023-07-08T06:39:36.85 3.0 negative manual Pg 6.3 0
GU.GSCL.HHZ. 2023-07-08T06:39:27.39 3.0 undecidable manual Pg 10.98 0
IV.CRE.HHZ. 2023-07-08T06:39:24.12 3.0 undecidable manual Sg 5.52 0
IV.MTMR.EHZ. 2023-07-08T06:39:11.10 3.0 undecidable manual Pn -0.35 0
IV.MPAG.EHZ. 2023-07-08T06:39:09.17 3.0 undecidable manual S 1.5 0
IV.GATE.HHZ. 2023-07-08T06:39:03.90 3.0 positive manual Pn -0.07 0
IV.ATCC.EHZ. 2023-07-08T06:39:01.49 0.6 undecidable manual S 292 84.0492 94 0.92 34
IV.ASSB.HHZ. 2023-07-08T06:38:59.38 1.0 undecidable manual S 281 78.2661 95 0.35 21
IV.SNTG.HHZ. 2023-07-08T06:38:56.39 0.6 undecidable manual S 306 66.0894 96 0.59 40
IV.CING.HHZ. 2023-07-08T06:38:55.32 0.6 undecidable manual S 327 61.3941 97 0.76 38
IV.GAVE.EHZ. 2023-07-08T06:38:55.78 0.6 undecidable manual S 248 62.6928 96 0.87 35
IV.PIEI.HHZ. 2023-07-08T06:38:54.05 0.3 undecidable manual P 309 110.9001 93 -0.12 61
IV.NARO.HHZ. 2023-07-08T06:38:54.85 1.0 positive manual P 314 113.5974 93 0.28 20
IV.LNSS.HHZ. 2023-07-08T06:38:54.15 0.3 undecidable manual S 234 57.1983 97 0.7 58
IV.ATVO.HHZ. 2023-07-08T06:38:54.14 0.6 positive manual P 299 110.3118 93 0.08 42
IV.CESI.HHZ. 2023-07-08T06:38:54.69 0.6 undecidable manual S 281 57.8976 97 1.07 33
IV.MML1.EHZ. 2023-07-08T06:38:53.73 0.6 undecidable manual S 294 56.1993 97 0.56 41
IV.RM33.EHZ. 2023-07-08T06:38:53.79 0.6 undecidable manual S 216 54.7008 98 1.01 34
IV.ATFO.HHZ. 2023-07-08T06:38:52.56 0.6 undecidable manual P 302 97.8243 94 0.41 40
IV.FRON.EHZ. 2023-07-08T06:38:52.50 0.6 negative manual P 314 98.0241 94 0.32 40
IV.GIGS.HHZ. 2023-07-08T06:38:52.19 0.6 undecidable manual S 183 50.7159 98 0.47 43
IV.MPAG.EHZ. 2023-07-08T06:38:51.62 3.0 negative manual P -1.87 0
IV.MOMA.HHZ. 2023-07-08T06:38:50.13 1.0 undecidable manual P 262 85.0482 94 -0.05 22
IV.CESX.HHZ. 2023-07-08T06:38:50.37 1.0 undecidable manual P 248 89.4438 94 -0.49 20
IV.CAMP.HHZ. 2023-07-08T06:38:50.48 0.3 undecidable manual S 201 44.4222 100 0.4 65
IV.ARVD.HHZ. 2023-07-08T06:38:50.22 0.3 negative manual P 321 84.5487 94 0.12 65
IV.ATCC.EHZ. 2023-07-08T06:38:50.01 0.1 positive manual P 292 84.0492 94 -0.02 88
IV.SSFR.HHZ. 2023-07-08T06:38:50.67 1.0 positive manual P 312 88.5447 94 -0.06 22
IV.NRCA.HNZ. 2023-07-08T06:38:49.52 0.6 undecidable manual S 258 40.8258 101 0.4 44
IV.T0110.HHZ. 2023-07-08T06:38:49.15 1.0 negative manual P 169 76.7676 95 0.24 21
IV.FDMO.HHZ. 2023-07-08T06:38:49.83 0.6 undecidable manual S 289 44.3223 100 -0.22 46
IV.ARRO.EHZ. 2023-07-08T06:38:48.55 1.0 positive manual P 242 77.6667 95 -0.49 20
IV.SMA1.EHZ. 2023-07-08T06:38:48.70 0.6 undecidable manual S 215 38.0286 102 0.32 45
IV.CSP1.EHZ. 2023-07-08T06:38:48.31 0.6 undecidable manual S 302 38.2284 102 -0.15 47
IV.ASSB.HHZ. 2023-07-08T06:38:48.85 0.1 negative manual P 281 78.2661 95 -0.29 84
IV.SNTG.HHZ. 2023-07-08T06:38:47.00 1.0 undecidable manual P 306 66.0894 96 -0.28 22
IV.TERO.HHZ. 2023-07-08T06:38:47.20 0.6 undecidable manual S 180 31.8459 106 0.41 44
IV.GUMA.HHZ. 2023-07-08T06:38:46.22 0.6 undecidable manual S 308 27.75 109 0.48 44
IV.CING.HHZ. 2023-07-08T06:38:46.17 0.1 positive manual P 327 61.3941 97 -0.39 85
IV.GAVE.EHZ. 2023-07-08T06:38:46.68 0.1 negative manual P 248 62.6928 96 -0.08 91
7F.SIB3.EHZ. 2023-07-08T06:38:45.67 0.6 undecidable manual S 262 27.5502 109 -0.02 49
IV.LNSS.HHZ. 2023-07-08T06:38:45.83 0.1 negative manual P 234 57.1983 97 -0.09 91
7F.SIB1.EHZ. 2023-07-08T06:38:45.73 0.6 undecidable manual S 267 27.3504 109 0.09 48
IV.CESI.HHZ. 2023-07-08T06:38:45.87 0.3 positive manual P 281 57.8976 97 -0.15 67
IV.MNTP.HNZ. 2023-07-08T06:38:45.72 0.6 undecidable manual S 336 27.5502 109 0.02 49
IV.MML1.EHZ. 2023-07-08T06:38:45.42 0.3 negative manual P 294 56.1993 97 -0.33 65
IV.SAP2.EHZ. 2023-07-08T06:38:45.87 0.6 undecidable manual S 321 26.6511 110 0.4 45
IV.RM33.EHZ. 2023-07-08T06:38:45.45 0.1 negative manual P 216 54.7008 98 -0.08 92
7F.SIB2.EHZ. 2023-07-08T06:38:44.60 0.6 undecidable manual S 265 24.5532 112 -0.36 46
IV.MMO1.EHZ. 2023-07-08T06:38:44.80 0.6 undecidable manual S 267 22.6551 115 0.31 46
IV.CAMP.HHZ. 2023-07-08T06:38:44.02 1.0 negative manual P 201 44.4222 100 0.05 24
IV.GIGS.HHZ. 2023-07-08T06:38:44.55 0.3 positive manual P 183 50.7159 98 -0.37 65
IV.MTRA.EHZ. 2023-07-08T06:38:44.96 0.3 undecidable manual S 225 24.0537 113 0.14 71
IV.MNTT.EHZ. 2023-07-08T06:38:44.16 0.3 undecidable manual S 357 16.872 125 1 54
IV.NRCA.HNZ. 2023-07-08T06:38:43.28 0.3 positive manual P 258 40.8258 101 -0.14 70
IV.FDMO.HHZ. 2023-07-08T06:38:43.55 0.1 negative manual P 289 44.3223 100 -0.4 87
IV.SMA1.EHZ. 2023-07-08T06:38:42.62 1.0 positive manual P 215 38.0286 102 -0.37 22
IV.CSP1.EHZ. 2023-07-08T06:38:42.69 0.3 negative manual P 302 38.2284 102 -0.34 67
IV.TRTR.HHZ. 2023-07-08T06:38:42.42 0.3 positive manual P 114 27.4503 109 0.99 54
IV.MF5.EHZ. 2023-07-08T06:38:42.64 0.6 undecidable manual S 306 14.6742 130 -0.04 50
IV.SAP2.EHZ. 2023-07-08T06:38:41.39 0.1 undecidable manual P 321 26.6511 110 0.08 97
IV.TERO.HHZ. 2023-07-08T06:38:41.91 0.1 positive manual P 180 31.8459 106 -0.16 94
IV.OFFI.HHZ. 2023-07-08T06:38:41.62 0.3 undecidable manual S 67 7.0929 152 0.22 72
7F.SIB1.EHZ. 2023-07-08T06:38:41.00 0.1 undecidable manual P 267 27.3504 109 -0.41 90
IV.GUMA.HHZ. 2023-07-08T06:38:41.50 0.1 undecidable manual P 308 27.75 109 0.03 98
IV.MNTP.HNZ. 2023-07-08T06:38:41.01 0.1 undecidable manual P 336 27.5502 109 -0.43 89
IV.MNTT.EHZ. 2023-07-08T06:38:40.18 0.1 positive manual P 357 16.872 125 0.21 96
7F.SIB2.EHZ. 2023-07-08T06:38:40.44 0.1 undecidable manual P 265 24.5532 112 -0.58 86
7F.SIB3.EHZ. 2023-07-08T06:38:40.79 0.1 undecidable manual P 262 27.5502 109 -0.65 83
IV.MMO1.EHZ. 2023-07-08T06:38:40.40 0.1 negative manual P 267 22.6551 115 -0.34 92
IV.ASCOL.HNZ. 2023-07-08T06:38:40.77 0.6 undecidable manual S 191 6.5934 154 -0.57 46
IV.MTRA.EHZ. 2023-07-08T06:38:40.77 0.1 negative manual P 225 24.0537 113 -0.16 96
IV.MF5.EHZ. 2023-07-08T06:38:39.39 0.6 positive manual P 306 14.6742 130 -0.31 47
IV.ASCOL.HNZ. 2023-07-08T06:38:38.32 0.1 undecidable manual P 191 6.5934 154 -0.61 89
IV.OFFI.HHZ. 2023-07-08T06:38:38.87 0.1 positive manual P 67 7.0929 152 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MF5.EHN. ML:2.5 0.0024249999999999996 0.2 AML other m 2023-07-08T06:38:42.63
IV.MF5.EHE. ML:2.6 0.003005 0.32 AML other m 2023-07-08T06:38:42.72
IV.MTRA.HNE. ML:2.8 0.00316 0.34 AML other m 2023-07-08T06:38:45.18
IV.MTRA.EHE. ML:2.8 0.003205 0.34 AML other m 2023-07-08T06:38:45.18
IV.MTRA.HNN. ML:2.7 0.0027699999999999995 0.26 AML other m 2023-07-08T06:38:45.26
IV.MTRA.EHN. ML:2.7 0.0027800000000000004 0.26 AML other m 2023-07-08T06:38:45.26
IV.TERO.HHE. ML:2.3 0.0009355 0.5 AML other m 2023-07-08T06:38:47.44
IV.TERO.HNE. ML:2.1 0.0005635 0.64 AML other m 2023-07-08T06:38:47.52
IV.TERO.HHN. ML:2.3 0.0008465 1.6 AML other m 2023-07-08T06:38:48.08
IV.TERO.HNN. ML:2.4 0.000999 1.44 AML other m 2023-07-08T06:38:48.16
IV.CSP1.EHN. ML:2.8 0.002105 0.28 AML other m 2023-07-08T06:38:48.80
IV.SMA1.EHN. ML:2.6 0.0012684999999999999 1.68 AML other m 2023-07-08T06:38:48.04
IV.CSP1.EHE. ML:2.7 0.0017200000000000002 0.16 AML other m 2023-07-08T06:38:48.94
IV.SMA1.EHE. ML:2.6 0.0015249999999999999 1.58 AML other m 2023-07-08T06:38:49.13
IV.NRCA.HNE. ML:2.4 0.0008385 0.22 AML other m 2023-07-08T06:38:49.91
IV.NRCA.HHE. ML:2.4 0.0008785 0.22 AML other m 2023-07-08T06:38:49.91
IV.NRCA.HNN. ML:2.5 0.0010075000000000001 0.58 AML other m 2023-07-08T06:38:49.57
IV.NRCA.HHN. ML:2.5 0.0010750000000000002 0.58 AML other m 2023-07-08T06:38:49.86
IV.FDMO.HHN. ML:2.6 0.0011445000000000001 0.26 AML other m 2023-07-08T06:38:50.51
IV.FDMO.HHE. ML:2.3 0.000557 0.36 AML other m 2023-07-08T06:38:50.63
IV.CAMP.HHE. ML:2.2 0.0004735 0.56 AML other m 2023-07-08T06:38:52.38
IV.CAMP.HHN. ML:2.2 0.000486 0.86 AML other m 2023-07-08T06:38:52.54
IV.MML1.HNN. ML:2.7 0.0011165 0.82 AML other m 2023-07-08T06:38:54.08
IV.MML1.EHN. ML:2.7 0.0011099999999999999 0.82 AML other m 2023-07-08T06:38:54.08
IV.LNSS.HHE. ML:2.3 0.00040350000000000005 0.68 AML other m 2023-07-08T06:38:54.61
IV.RM33.HNE. ML:2.5 0.0007195 0.64 AML other m 2023-07-08T06:38:54.43
IV.RM33.EHE. ML:2.5 0.0007729999999999999 0.64 AML other m 2023-07-08T06:38:54.43
IV.MML1.HNE. ML:2.7 0.0010835 0.4 AML other m 2023-07-08T06:38:54.61
IV.MML1.EHE. ML:2.7 0.001149 0.4 AML other m 2023-07-08T06:38:54.61
IV.RM33.HNN. ML:2.3 0.000461 0.28 AML other m 2023-07-08T06:38:54.84
IV.RM33.EHN. ML:2.3 0.00045799999999999997 1.14 AML other m 2023-07-08T06:38:55.70
IV.SNTG.HNE. ML:2.2 0.000298 0.52 AML other m 2023-07-08T06:38:56.76
IV.SNTG.HNN. ML:2.5 0.0005560000000000001 0.24 AML other m 2023-07-08T06:38:56.77
IV.SNTG.HHN. ML:2.1 0.00022749999999999997 0.22 AML other m 2023-07-08T06:38:56.89
IV.GAVE.EHN. ML:2.3 0.00041600000000000003 0.16 AML other m 2023-07-08T06:38:56.73
IV.SNTG.HHE. ML:2.0 0.0001905 0.22 AML other m 2023-07-08T06:38:57.01
IV.GAVE.EHE. ML:2.4 0.0004255 0.94 AML other m 2023-07-08T06:38:58.71
IV.LNSS.HHN. ML:2.3 0.00043700000000000005 0.34 AML other m 2023-07-08T06:38:59.35
IV.ASSB.HHN. ML:2.4 0.0003345 0.18 AML other m 2023-07-08T06:39:01.11
IV.ASSB.HHE. ML:2.6 0.0005825 0.26 AML other m 2023-07-08T06:39:01.18
IV.T0110.HHE. ML:2.4 0.000406 0.36 AML other m 2023-07-08T06:39:02.26
IV.ATCC.EHN. ML:2.5 0.000388 0.62 AML other m 2023-07-08T06:39:02.56
IV.T0110.HHN. ML:2.5 0.0004595 0.8 AML other m 2023-07-08T06:39:02.55
IV.ATCC.EHE. ML:2.7 0.0006005 0.22 AML other m 2023-07-08T06:39:03.52
IV.SSFR.HHN. ML:2.6 0.0005095000000000001 0.32 AML other m 2023-07-08T06:39:04.27
IV.SSFR.HHE. ML:2.7 0.000631 0.22 AML other m 2023-07-08T06:39:04.18
IV.SSFR.HNE. ML:2.8 0.000737 0.22 AML other m 2023-07-08T06:39:04.18
IV.SSFR.HNN. ML:2.6 0.0005164999999999999 0.26 AML other m 2023-07-08T06:39:04.38
IV.ATFO.HHN. ML:2.2 0.0001665 0.24 AML other m 2023-07-08T06:39:07.26
IV.ATFO.HHE. ML:2.2 0.0001735 0.36 AML other m 2023-07-08T06:39:09.28
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
Waveforms Seismic signals in miniseed + resp format Download