Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 17-07-2023 and time 07:51:24 (Italy) in region 4 km SW Castignano (AP)

A magnitude ML 2.0 earthquake occured in region: 4 km SW Castignano (AP), on

  • 17-07-2023 05:51:24 (UTC)
  • 17-07-2023 07:51:24 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9100, 13.5950 at 16 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
Rotella AP 6 906 3702
Appignano del Tronto AP 6 1785 5487
Ascoli Piceno AP 6 49407 54894
Montedinove AP 7 488 55382
Offida AP 9 5058 60440
Montalto delle Marche AP 9 2122 62562
Venarotta AP 9 2066 64628
Force AP 10 1354 65982
Folignano AP 10 9241 75223
Castel di Lama AP 11 8634 83857
Castorano AP 11 2380 86237
Palmiano AP 11 196 86433
Roccafluvione AP 11 2010 88443
Cossignano AP 11 978 89421
Maltignano AP 12 2401 91822
Montelparo FM 13 778 92600
Colli del Tronto AP 13 3668 96268
Monte Rinaldo FM 13 379 96647
Sant'Egidio alla Vibrata TE 14 9811 106458
Ortezzano FM 14 774 107232
Montefalcone Appennino FM 14 424 107656
Ancarano TE 15 1857 109513
Santa Vittoria in Matenano FM 15 1330 110843
Spinetoli AP 15 7215 118058
Carassai AP 16 1100 119158
Comunanza AP 16 3166 122324
Monte Vidon Combatte FM 16 433 122757
Monsampolo del Tronto AP 16 4611 127368
Smerillo FM 16 365 127733
Monteleone di Fermo FM 16 395 128128
Civitella del Tronto TE 16 5116 133244
Ripatransone AP 17 4309 137553
Montottone FM 17 979 138532
Torano Nuovo TE 18 1611 140143
Monsampietro Morico FM 18 659 140802
Petritoli FM 18 2335 143137
Acquaviva Picena AP 18 3831 146968
Monte San Martino MC 19 765 147733
Controguerra TE 19 2436 150169
Monteprandone AP 20 12655 162824

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of Teramo (54892 inhabitants)
63 Km NW of Montesilvano (53738 inhabitants)
64 Km N of L'Aquila (69753 inhabitants)
71 Km NW of Pescara (121014 inhabitants)
73 Km E of Foligno (57155 inhabitants)
78 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 2.0 2023-07-17
05:51:24		 42.9102 13.595 16 2023-07-17
06:06:20		 Sala Sismica INGV-Roma 119333981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-17 05:51:24 ± 0.14
Latitude 42.9102 ± 0.0045
Longitude 13.5950 ± 0.0098
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119333981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 598
Semi-minor axis of confidence ellipse (meter) 508
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 272
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 56
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.48833
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 18
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 48
Type of magnitude ML
Reference to an origin 119333981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-17 06:06:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PSB1.HHZ. 2023-07-17T05:52:25.93 3.0 undecidable manual Sg 4.57 0
IV.RINC.EHZ. 2023-07-17T05:52:24.13 3.0 undecidable manual Sg 7.46 0
OT.OT05.EHZ. 2023-07-17T05:51:59.86 3.0 undecidable manual Pg 2.88 0
IV.NARO.HHZ. 2023-07-17T05:51:59.70 3.0 undecidable manual S 0.73 0
IV.PIEI.HHZ. 2023-07-17T05:51:58.53 3.0 undecidable manual S 0.18 0
IV.CSNT.HHZ. 2023-07-17T05:51:55.34 3.0 negative manual Pn 1.2 0
IV.ATFO.HHZ. 2023-07-17T05:51:53.17 3.0 undecidable manual S -1.57 0
IV.SSFR.HHZ. 2023-07-17T05:51:52.36 3.0 undecidable manual S 0.26 0
IV.ARVD.HHZ. 2023-07-17T05:51:51.38 3.0 undecidable manual S 0.35 0
IV.FRON.EHZ. 2023-07-17T05:51:51.78 3.0 undecidable manual S -3.17 0
IV.ATCC.EHZ. 2023-07-17T05:51:50.68 3.0 undecidable manual S 0.15 0
IV.CING.HHZ. 2023-07-17T05:51:44.27 3.0 undecidable manual S -0.02 0
IV.RM33.EHZ. 2023-07-17T05:51:42.30 0.6 undecidable manual S 215 54.2013 96 0.85 37
IV.SSFR.HHZ. 2023-07-17T05:51:39.94 3.0 positive manual P -0.04 0
IV.CAMP.HHZ. 2023-07-17T05:51:39.23 0.6 undecidable manual S 200 44.2224 98 0.44 44
IV.NRCA.HHZ. 2023-07-17T05:51:38.24 0.6 undecidable manual S 258 40.0266 99 0.56 43
IV.FDMO.HHZ. 2023-07-17T05:51:38.88 0.6 undecidable manual S 289 43.5231 98 0.27 46
IV.T0110.HHZ. 2023-07-17T05:51:38.36 3.0 undecidable manual P -0.06 0
IV.SMA1.EHZ. 2023-07-17T05:51:37.44 0.6 undecidable manual S 214 37.5291 100 0.4 45
IV.ASSB.HHZ. 2023-07-17T05:51:37.64 3.0 undecidable manual P -0.45 0
IV.CSP1.EHZ. 2023-07-17T05:51:37.15 0.6 undecidable manual S 303 37.5291 100 0.12 48
IV.ARRO.EHZ. 2023-07-17T05:51:37.99 3.0 negative manual P 0.01 0
IV.CING.HHZ. 2023-07-17T05:51:35.02 3.0 negative manual P -0.57 0
IV.TERO.HHZ. 2023-07-17T05:51:35.91 0.6 undecidable manual S 179 31.8459 103 0.35 46
IV.GAVE.EHZ. 2023-07-17T05:51:35.47 3.0 positive manual P 0 0
IV.GUMA.HHZ. 2023-07-17T05:51:34.58 0.6 undecidable manual S 309 27.0507 106 0.28 48
IV.SAP2.EHZ. 2023-07-17T05:51:34.48 0.6 undecidable manual S 323 26.0517 107 0.42 47
IV.RM33.EHZ. 2023-07-17T05:51:34.20 0.3 undecidable manual P 215 54.2013 96 -0.07 71
7F.SIB1.EHZ. 2023-07-17T05:51:34.41 0.6 undecidable manual S 266 26.4513 107 0.25 48
IV.LNSS.HHZ. 2023-07-17T05:51:34.72 3.0 positive manual P 0.11 0
7F.SIB3.EHZ. 2023-07-17T05:51:34.13 0.6 undecidable manual S 262 26.6511 107 -0.09 50
IV.CAMP.HHZ. 2023-07-17T05:51:33.27 1.0 undecidable manual P 200 44.2224 98 0.54 22
IV.MTRA.EHZ. 2023-07-17T05:51:33.59 0.6 undecidable manual S 224 23.4543 110 0.19 49
7F.SIB2.EHZ. 2023-07-17T05:51:33.31 0.6 undecidable manual S 265 23.754 110 -0.16 49
IV.GIGS.HHZ. 2023-07-17T05:51:33.74 3.0 undecidable manual P -0.21 0
IV.MMO1.EHZ. 2023-07-17T05:51:32.96 0.6 undecidable manual S 267 21.867 112 -0.03 51
IV.MNTT.EHZ. 2023-07-17T05:51:32.93 0.6 undecidable manual S 0 16.872 121 1.13 36
IV.FDMO.HHZ. 2023-07-17T05:51:32.27 0.1 negative manual P 289 43.5231 98 -0.36 91
IV.CSP1.EHZ. 2023-07-17T05:51:31.36 0.3 undecidable manual P 303 37.5291 100 -0.36 69
IV.MF5.EHZ. 2023-07-17T05:51:31.24 0.6 undecidable manual S 308 13.9749 128 0.07 51
IV.NRCA.HHZ. 2023-07-17T05:51:31.80 0.3 undecidable manual P 258 40.0266 99 -0.29 70
IV.SMA1.EHZ. 2023-07-17T05:51:31.59 0.1 negative manual P 214 37.5291 100 -0.13 97
IV.OFFI.HHZ. 2023-07-17T05:51:30.41 0.6 undecidable manual S 70 7.881 147 0.34 49
IV.GUMA.HHZ. 2023-07-17T05:51:30.08 0.3 undecidable manual P 309 27.0507 106 -0.06 75
IV.SAP2.EHZ. 2023-07-17T05:51:30.07 0.3 undecidable manual P 323 26.0517 107 0.07 75
IV.TERO.HHZ. 2023-07-17T05:51:30.67 0.3 undecidable manual P 179 31.8459 103 -0.2 72
IV.MTRA.EHZ. 2023-07-17T05:51:29.56 0.3 undecidable manual P 224 23.4543 110 -0.06 76
7F.SIB2.EHZ. 2023-07-17T05:51:29.32 0.1 undecidable manual P 265 23.754 110 -0.34 95
7F.SIB3.EHZ. 2023-07-17T05:51:29.74 0.1 undecidable manual P 262 26.6511 107 -0.35 94
IV.MMO1.EHZ. 2023-07-17T05:51:29.07 0.3 undecidable manual P 267 21.867 112 -0.31 72
IV.ASCOL.EHZ. 2023-07-17T05:51:29.30 0.6 undecidable manual S 184 6.5934 152 -0.59 45
7F.SIB1.EHZ. 2023-07-17T05:51:29.88 0.1 undecidable manual P 266 26.4513 107 -0.17 98
IV.MF5.EHZ. 2023-07-17T05:51:28.19 0.1 negative manual P 308 13.9749 128 -0.14 100
IV.MNTT.EHZ. 2023-07-17T05:51:28.89 0.1 undecidable manual P 0 16.872 121 0.19 100
IV.OFFI.HHZ. 2023-07-17T05:51:27.70 0.6 undecidable manual P 70 7.881 147 0 52
IV.ASCOL.EHZ. 2023-07-17T05:51:27.18 3.0 undecidable manual P 184 6.5934 152 -0.41 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MF5.EHN. ML:2.0 0.000853 0.12 AML other m 2023-07-17T05:51:31.39
IV.MF5.EHE. ML:2.1 0.001044 0.44 AML other m 2023-07-17T05:51:31.40
IV.MTRA.HNE. ML:2.5 0.001675 1.68 AML other m 2023-07-17T05:51:33.93
IV.MTRA.EHE. ML:2.5 0.001645 1.7 AML other m 2023-07-17T05:51:33.94
IV.MTRA.HNN. ML:2.4 0.00143 0.28 AML other m 2023-07-17T05:51:34.00
IV.MTRA.EHN. ML:2.4 0.001415 0.28 AML other m 2023-07-17T05:51:34.00
IV.GUMA.HNN. ML:2.4 0.001215 0.64 AML other m 2023-07-17T05:51:35.37
IV.GUMA.HHN. ML:2.5 0.00147 1.68 AML other m 2023-07-17T05:51:35.05
IV.TERO.HHE. ML:1.9 0.0003055 0.42 AML other m 2023-07-17T05:51:36.04
IV.TERO.HHN. ML:1.9 0.0003145 0.62 AML other m 2023-07-17T05:51:36.34
IV.CSP1.EHN. ML:2.3 0.0007925 1.02 AML other m 2023-07-17T05:51:37.46
IV.CSP1.EHE. ML:2.3 0.000742 0.32 AML other m 2023-07-17T05:51:37.59
IV.SMA1.EHE. ML:2.2 0.000616 0.34 AML other m 2023-07-17T05:51:37.85
IV.SMA1.EHN. ML:2.4 0.0008820000000000001 0.2 AML other m 2023-07-17T05:51:37.79
IV.GUMA.HHE. ML:2.2 0.000874 0.86 AML other m 2023-07-17T05:51:38.19
IV.GUMA.HNE. ML:2.3 0.00107 0.36 AML other m 2023-07-17T05:51:38.03
IV.FDMO.HHN. ML:2.1 0.000372 0.26 AML other m 2023-07-17T05:51:39.18
IV.FDMO.HHE. ML:1.8 0.0002085 1.1 AML other m 2023-07-17T05:51:39.22
IV.CAMP.HHE. ML:1.8 0.000164 0.54 AML other m 2023-07-17T05:51:40.65
IV.CAMP.HHN. ML:1.9 0.000216 0.82 AML other m 2023-07-17T05:51:41.33
IV.GIGS.HHN. ML:1.4 0.00005814999999999999 0.2 AML other m 2023-07-17T05:51:42.01
IV.GIGS.HHE. ML:1.4 0.0000724 0.96 AML other m 2023-07-17T05:51:42.99
IV.RM33.EHN. ML:1.9 0.000187 0.82 AML other m 2023-07-17T05:51:43.52
IV.RM33.EHE. ML:2.0 0.00025550000000000003 0.6 AML other m 2023-07-17T05:51:43.17
IV.LNSS.HHN. ML:1.9 0.0001905 0.56 AML other m 2023-07-17T05:51:43.50
IV.CING.HHN. ML:1.8 0.000126 0.24 AML other m 2023-07-17T05:51:44.31
IV.CING.HHE. ML:1.8 0.0001075 0.44 AML other m 2023-07-17T05:51:44.44
IV.LNSS.HHE. ML:2.0 0.0002035 0.58 AML other m 2023-07-17T05:51:44.80
IV.GAVE.EHN. ML:1.9 0.00014900000000000002 0.28 AML other m 2023-07-17T05:51:45.44
IV.GAVE.EHE. ML:1.8 0.000136 1.16 AML other m 2023-07-17T05:51:46.11
IV.ARRO.EHN. ML:1.7 0.00006425 0.26 AML other m 2023-07-17T05:51:49.57
IV.ASSB.HHE. ML:2.2 0.000211 1.3 AML other m 2023-07-17T05:51:49.84
IV.ARRO.EHE. ML:1.6 0.0000566 1.28 AML other m 2023-07-17T05:51:50.70
IV.T0110.HHE. ML:2.0 0.000135 1.64 AML other m 2023-07-17T05:51:50.09
IV.ASSB.HHN. ML:2.0 0.00014549999999999999 1.22 AML other m 2023-07-17T05:51:50.95
IV.ATCC.EHN. ML:2.0 0.0001365 0.62 AML other m 2023-07-17T05:51:51.91
IV.T0110.HHN. ML:2.0 0.000143 1.62 AML other m 2023-07-17T05:51:52.09
IV.ATCC.EHE. ML:2.3 0.00023449999999999998 0.26 AML other m 2023-07-17T05:51:52.15
IV.SSFR.HNE. ML:2.5 0.00036350000000000005 0.24 AML other m 2023-07-17T05:51:52.71
IV.SSFR.HHN. ML:2.3 0.00025550000000000003 0.28 AML other m 2023-07-17T05:51:52.91
IV.SSFR.HHE. ML:2.4 0.00031800000000000003 0.24 AML other m 2023-07-17T05:51:52.82
IV.SSFR.HNN. ML:2.4 0.00028100000000000005 1.24 AML other m 2023-07-17T05:51:53.03
IV.ARVD.HHE. ML:1.6 0.000048799999999999994 0.14 AML other m 2023-07-17T05:51:53.20
IV.ARVD.HHN. ML:1.5 0.00003945 1.06 AML other m 2023-07-17T05:51:54.68
IV.PIEI.HHN. ML:1.9 0.00006379999999999999 0.32 AML other m 2023-07-17T05:51:58.61
IV.PIEI.HHE. ML:1.9 0.00006809999999999999 1.74 AML other m 2023-07-17T05:52:00.87
IV.NARO.HHE. ML:1.6 0.0000314 1 AML other m 2023-07-17T05:52:02.74
IV.NARO.HHN. ML:1.6 0.00003165 0.88 AML other m 2023-07-17T05:52:03.65
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