Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 17-07-2023 and time 17:51:34 (Italy) in region 5 km SW Castignano (AP)

A magnitude ML 2.2 earthquake occured in region: 5 km SW Castignano (AP), on

  • 17-07-2023 15:51:34 (UTC)
  • 17-07-2023 17:51:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9040, 13.5790 at 10 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 5 2796 2796
Ascoli Piceno AP 6 49407 52203
Rotella AP 6 906 53109
Appignano del Tronto AP 7 1785 54894
Venarotta AP 7 2066 56960
Montedinove AP 8 488 57448
Montalto delle Marche AP 10 2122 59570
Roccafluvione AP 10 2010 61580
Force AP 10 1354 62934
Palmiano AP 10 196 63130
Offida AP 10 5058 68188
Folignano AP 10 9241 77429
Castel di Lama AP 12 8634 86063
Maltignano AP 12 2401 88464
Castorano AP 12 2380 90844
Cossignano AP 13 978 91822
Montelparo FM 13 778 92600
Montefalcone Appennino FM 14 424 93024
Monte Rinaldo FM 14 379 93403
Colli del Tronto AP 14 3668 97071
Sant'Egidio alla Vibrata TE 14 9811 106882
Ortezzano FM 14 774 107656
Santa Vittoria in Matenano FM 15 1330 108986
Comunanza AP 15 3166 112152
Ancarano TE 15 1857 114009
Smerillo FM 16 365 114374
Spinetoli AP 16 7215 121589
Civitella del Tronto TE 16 5116 126705
Monteleone di Fermo FM 17 395 127100
Carassai AP 17 1100 128200
Monte Vidon Combatte FM 17 433 128633
Monsampolo del Tronto AP 17 4611 133244
Montottone FM 18 979 134223
Monte San Martino MC 18 765 134988
Monsampietro Morico FM 18 659 135647
Ripatransone AP 18 4309 139956
Torano Nuovo TE 19 1611 141567
Petritoli FM 19 2335 143902
Valle Castellana TE 20 977 144879
Montefortino FM 20 1178 146057
Acquaviva Picena AP 20 3831 149888

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of Teramo (54892 inhabitants)
63 Km N of L'Aquila (69753 inhabitants)
64 Km NW of Montesilvano (53738 inhabitants)
71 Km NW of Pescara (121014 inhabitants)
72 Km E of Foligno (57155 inhabitants)
78 Km NW of Chieti (51815 inhabitants)
80 Km S of Ancona (100861 inhabitants)
85 Km E of Terni (111501 inhabitants)
99 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 2.2 2023-07-17
15:51:34		 42.9045 13.5793 10 2023-07-17
16:09:05		 Sala Sismica INGV-Roma 119348971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-17 15:51:34 ± 0.09
Latitude 42.9045 ± 0.0045
Longitude 13.5793 ± 0.0074
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119348971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 577
Semi-minor axis of confidence ellipse (meter) 433
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 71
Circular confidence region, given by single value of horizontal uncertainty (meter) 580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 65
Number of associated phases, regardless of their use for origin computation 59
Number of defining phases 57
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.98835
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 33
Magnitude information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 48
Type of magnitude ML
Reference to an origin 119348971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-17 16:09:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.POPM.HHZ. 2023-07-17T15:52:44.18 3.0 undecidable manual Sn 3.11 0
IV.FNVD.HHZ. 2023-07-17T15:52:43.59 3.0 undecidable manual Sg 6.46 0
IV.MPAG.EHZ. 2023-07-17T15:52:05.29 0.3 undecidable manual S 321 104.118 50 0.48 57
IV.ATCC.EHZ. 2023-07-17T15:51:59.86 0.6 undecidable manual S 293 82.251 50 0.89 34
IV.FOSV.EHZ. 2023-07-17T15:51:59.12 0.3 undecidable manual S 303 79.1652 50 0.98 49
IV.CING.HHZ. 2023-07-17T15:51:53.48 0.6 undecidable manual S 329 60.7947 50 0.24 43
IV.LNSS.HHZ. 2023-07-17T15:51:52.58 0.3 undecidable manual S 233 55.2003 50 0.84 54
IV.PIEI.HHZ. 2023-07-17T15:51:52.51 1.0 undecidable manual P 310 109.7124 50 -0.3 20
IV.MML1.EHZ. 2023-07-17T15:51:52.04 0.3 undecidable manual S 295 54.501 50 0.49 62
IV.MPAG.EHZ. 2023-07-17T15:51:51.76 1.0 undecidable manual P 321 104.118 50 -0.2 20
IV.GIGS.HHZ. 2023-07-17T15:51:51.06 0.3 undecidable manual S 181 50.1165 50 0.69 58
IV.RM33.EHZ. 2023-07-17T15:51:51.82 0.6 undecidable manual S 214 53.0025 50 0.67 39
IV.SSFR.HHZ. 2023-07-17T15:51:49.52 0.3 undecidable manual P 313 87.4458 50 0.14 63
IV.CAMP.HHN. 2023-07-17T15:51:49.01 0.3 undecidable manual S 199 43.2234 50 0.48 64
IV.FDMO.HHZ. 2023-07-17T15:51:48.54 0.6 undecidable manual S 290 42.5241 50 0.18 46
IV.ATCC.EHZ. 2023-07-17T15:51:48.36 0.6 undecidable manual P 293 82.251 50 -0.23 42
IV.FOSV.EHZ. 2023-07-17T15:51:47.85 1.0 undecidable manual P 303 79.1652 50 -0.25 21
IV.ARRO.EHZ. 2023-07-17T15:51:47.52 1.0 undecidable manual P 242 75.4689 50 -0.02 22
IV.SMA1.EHZ. 2023-07-17T15:51:47.10 0.3 undecidable manual S 213 36.3414 50 0.4 66
IV.ASSB.HHZ. 2023-07-17T15:51:47.31 0.6 undecidable manual P 282 76.2681 50 -0.35 41
IV.NRCA.HHZ. 2023-07-17T15:51:47.89 0.6 undecidable manual S 258 38.628 50 0.57 42
IV.T0110.HHZ. 2023-07-17T15:51:47.97 0.3 undecidable manual P 168 76.5678 50 0.26 63
IV.CSP1.EHZ. 2023-07-17T15:51:46.83 0.3 undecidable manual S 304 36.8298 50 -0.01 71
IV.MC2.EHE. 2023-07-17T15:51:45.92 0.6 undecidable manual S 272 31.746 50 0.44 44
IV.TERO.HHZ. 2023-07-17T15:51:45.56 0.3 undecidable manual S 176 31.3464 50 0.19 69
IV.GAVE.EHZ. 2023-07-17T15:51:44.94 0.1 undecidable manual P 247 60.495 50 -0.29 86
IV.GUMA.HHZ. 2023-07-17T15:51:44.34 0.1 undecidable manual S 312 26.4513 50 0.27 92
IV.MNTP.HNE. 2023-07-17T15:51:44.48 0.3 undecidable manual S 341 27.3504 50 0.18 70
IV.LNSS.HHZ. 2023-07-17T15:51:44.12 0.3 undecidable manual P 233 55.2003 50 -0.29 65
7F.SIB1.EHE. 2023-07-17T15:51:44.07 0.3 undecidable manual S 268 25.1526 50 0.35 68
IV.CING.HHZ. 2023-07-17T15:51:44.56 0.1 undecidable manual P 329 60.7947 50 -0.72 75
IV.MTRA.EHZ. 2023-07-17T15:51:43.30 0.3 undecidable manual S 222 22.1556 115 0.41 67
IV.MML1.EHZ. 2023-07-17T15:51:43.75 0.3 undecidable manual P 295 54.501 50 -0.55 61
IV.RM33.EHZ. 2023-07-17T15:51:43.78 0.1 undecidable manual P 214 53.0025 50 -0.29 87
IV.CAMP.HHN. 2023-07-17T15:51:42.22 1.0 undecidable manual P 199 43.2234 50 -0.34 22
7F.SIB2.EHE. 2023-07-17T15:51:42.90 0.6 undecidable manual S 266 22.4553 115 -0.09 48
IV.GIGS.HHZ. 2023-07-17T15:51:42.88 0.1 undecidable manual P 181 50.1165 50 -0.74 76
IV.MMO1.EHZ. 2023-07-17T15:51:42.70 0.3 undecidable manual S 268 20.5683 117 0.31 69
IV.SMA1.EHZ. 2023-07-17T15:51:41.17 0.1 undecidable manual P 213 36.3414 50 -0.33 89
IV.CSP1.EHZ. 2023-07-17T15:51:41.09 0.1 undecidable manual P 304 36.8298 50 -0.49 86
IV.NRCA.HHZ. 2023-07-17T15:51:41.42 0.1 undecidable manual P 258 38.628 50 -0.44 87
IV.FDMO.HHZ. 2023-07-17T15:51:41.74 0.1 undecidable manual P 290 42.5241 50 -0.72 78
IV.TRTR.HHZ. 2023-07-17T15:51:40.92 0.1 undecidable manual P 111 29.2485 50 0.51 87
IV.MC2.EHE. 2023-07-17T15:51:40.44 0.1 undecidable manual P 272 31.746 50 -0.35 89
IV.OFFI.HHZ. 2023-07-17T15:51:40.14 0.1 undecidable manual S 69 9.2796 138 0.9 76
IV.TERO.HHZ. 2023-07-17T15:51:40.24 0.1 undecidable manual P 176 31.3464 50 -0.49 87
IV.MF5.EHZ. 2023-07-17T15:51:40.84 0.1 undecidable manual S 314 13.3755 128 0.54 88
7F.SIB1.EHE. 2023-07-17T15:51:39.44 0.1 undecidable manual P 268 25.1526 50 -0.34 91
7F.SIB3.EHE. 2023-07-17T15:51:39.37 0.6 undecidable manual P 263 25.3524 50 -0.44 44
IV.MTRA.EHZ. 2023-07-17T15:51:39.04 0.1 undecidable manual P 222 22.1556 115 -0.26 93
IV.GUMA.HHZ. 2023-07-17T15:51:39.72 0.1 undecidable manual P 312 26.4513 50 -0.27 92
IV.MNTP.HNE. 2023-07-17T15:51:39.78 0.6 undecidable manual P 341 27.3504 50 -0.34 45
IV.MMO1.EHZ. 2023-07-17T15:51:38.72 0.1 undecidable manual P 268 20.5683 117 -0.3 92
IV.ASCOL.HNZ. 2023-07-17T15:51:38.89 0.6 undecidable manual S 172 5.994 150 0.32 47
IV.MNTT.EHZ. 2023-07-17T15:51:38.59 0.1 undecidable manual P 4 17.5713 121 0.1 97
7F.SIB2.EHE. 2023-07-17T15:51:38.89 0.1 undecidable manual P 266 22.4553 115 -0.47 89
IV.OFFI.HHZ. 2023-07-17T15:51:37.20 0.1 undecidable manual P 69 9.2796 138 0 100
IV.MF5.EHZ. 2023-07-17T15:51:37.76 0.1 undecidable manual P 314 13.3755 128 -0.04 98
IV.ASCOL.HNZ. 2023-07-17T15:51:36.75 0.1 undecidable manual P 172 5.994 150 -0.06 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MF5.EHE. ML:2.2 0.00152 0.32 AML other m 2023-07-17T15:51:41.08
IV.MF5.EHN. ML:1.9 0.0009279999999999999 1.36 AML other m 2023-07-17T15:51:41.26
IV.MTRA.HNE. ML:2.5 0.00229 0.3 AML other m 2023-07-17T15:51:43.53
IV.MTRA.EHE. ML:2.5 0.0023250000000000002 0.3 AML other m 2023-07-17T15:51:43.53
IV.MTRA.HNN. ML:2.4 0.0017549999999999998 0.36 AML other m 2023-07-17T15:51:43.62
IV.MTRA.EHN. ML:2.4 0.0017599999999999998 0.36 AML other m 2023-07-17T15:51:43.62
IV.GUMA.HNN. ML:2.5 0.001655 1.3 AML other m 2023-07-17T15:51:44.71
IV.GUMA.HHN. ML:2.5 0.0018649999999999997 0.44 AML other m 2023-07-17T15:51:44.73
IV.TERO.HHE. ML:2.2 0.0007199999999999999 0.44 AML other m 2023-07-17T15:51:45.78
IV.TERO.HNE. ML:2.0 0.000489 0.44 AML other m 2023-07-17T15:51:45.90
IV.TERO.HHN. ML:2.2 0.0006739999999999999 1.38 AML other m 2023-07-17T15:51:45.90
IV.TERO.HNN. ML:2.2 0.0007875 1.14 AML other m 2023-07-17T15:51:45.91
IV.GUMA.HHE. ML:2.3 0.001049 0.38 AML other m 2023-07-17T15:51:46.74
IV.CSP1.EHN. ML:2.4 0.0008725 1.6 AML other m 2023-07-17T15:51:47.17
IV.SMA1.EHE. ML:2.4 0.0010645 0.32 AML other m 2023-07-17T15:51:47.44
IV.SMA1.EHN. ML:2.4 0.0010689999999999999 0.28 AML other m 2023-07-17T15:51:47.36
IV.CSP1.EHE. ML:2.3 0.0007725 0.82 AML other m 2023-07-17T15:51:47.60
IV.GUMA.HNE. ML:2.4 0.00126 0.36 AML other m 2023-07-17T15:51:47.85
IV.NRCA.HHN. ML:2.1 0.000506 0.14 AML other m 2023-07-17T15:51:48.29
IV.FDMO.HHN. ML:2.1 0.0004205 0.42 AML other m 2023-07-17T15:51:48.87
IV.NRCA.HHE. ML:1.9 0.000309 1.34 AML other m 2023-07-17T15:51:48.30
IV.FDMO.HHE. ML:1.8 0.0001945 1.52 AML other m 2023-07-17T15:51:49.18
IV.MML1.EHN. ML:2.2 0.0003665 0.22 AML other m 2023-07-17T15:51:52.45
IV.RM33.HNN. ML:2.1 0.00032599999999999996 1.14 AML other m 2023-07-17T15:51:52.13
IV.MML1.HNN. ML:2.2 0.0003765 1.3 AML other m 2023-07-17T15:51:52.77
IV.LNSS.HHE. ML:2.0 0.00020950000000000002 1.32 AML other m 2023-07-17T15:51:52.98
IV.RM33.EHE. ML:2.2 0.000381 1.28 AML other m 2023-07-17T15:51:53.72
IV.RM33.HNE. ML:2.3 0.000462 1.26 AML other m 2023-07-17T15:51:53.72
IV.MML1.EHE. ML:2.3 0.000437 1.6 AML other m 2023-07-17T15:51:53.97
IV.MML1.HNE. ML:2.3 0.0004485 1.6 AML other m 2023-07-17T15:51:53.97
IV.LNSS.HHN. ML:2.0 0.00021150000000000002 1 AML other m 2023-07-17T15:51:53.92
IV.RM33.EHN. ML:2.1 0.000279 0.78 AML other m 2023-07-17T15:51:53.06
IV.FOSV.HNN. ML:2.4 0.0003155 0.42 AML other m 2023-07-17T15:51:59.48
IV.FOSV.EHN. ML:2.4 0.000357 0.46 AML other m 2023-07-17T15:51:59.48
IV.FOSV.EHE. ML:2.1 0.000195 0.34 AML other m 2023-07-17T15:51:59.51
IV.FOSV.HNE. ML:2.2 0.00023249999999999999 0.34 AML other m 2023-07-17T15:51:59.51
IV.ASSB.HHE. ML:2.0 0.00015999999999999999 0.8 AML other m 2023-07-17T15:51:59.53
IV.ARRO.EHN. ML:1.5 0.000050050000000000004 0.34 AML other m 2023-07-17T15:52:00.31
IV.ATCC.EHN. ML:2.1 0.00017449999999999999 0.46 AML other m 2023-07-17T15:52:00.57
IV.ASSB.HHN. ML:2.0 0.0001295 0.42 AML other m 2023-07-17T15:52:00.45
IV.ATCC.EHE. ML:2.2 0.0002315 0.76 AML other m 2023-07-17T15:52:00.35
IV.ARRO.EHE. ML:1.6 0.0000536 1.2 AML other m 2023-07-17T15:52:00.80
IV.T0110.HHE. ML:2.4 0.00033099999999999997 0.42 AML other m 2023-07-17T15:52:00.63
IV.T0110.HHN. ML:2.4 0.000324 0.34 AML other m 2023-07-17T15:52:01.65
IV.SSFR.HHN. ML:2.0 0.0001315 0.3 AML other m 2023-07-17T15:52:02.61
IV.SSFR.HHE. ML:2.1 0.00014549999999999999 0.86 AML other m 2023-07-17T15:52:02.65
IV.PIEI.HHN. ML:1.8 0.00005925 0.4 AML other m 2023-07-17T15:52:08.30
IV.PIEI.HHE. ML:1.9 0.0000663 0.34 AML other m 2023-07-17T15:52:10.48
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