Earthquake with magnitude of ML 1.7 on date 04-04-2023 and time 05:25:35 (Italy) in region 4 km NW Torricella Sicura (TE)

A magnitude ML 1.7 earthquake occured in region: 4 km NW Torricella Sicura (TE), on

  • 04-04-2023 03:25:35 (UTC)
  • 04-04-2023 05:25:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6890, 13.6210 at 17 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Torricella Sicura TE 5 2641 2641
Campli TE 7 7209 9850
Rocca Santa Maria TE 8 537 10387
Teramo TE 8 54892 65279
Civitella del Tronto TE 10 5116 70395
Valle Castellana TE 11 977 71372
Montorio al Vomano TE 12 8218 79590
Cortino TE 12 656 80246
Basciano TE 14 2434 82680
Folignano AP 15 9241 91921
Canzano TE 16 1934 93855
Tossicia TE 16 1406 95261
Penna Sant'Andrea TE 16 1698 96959
Castellalto TE 16 7513 104472
Bellante TE 16 7152 111624
Fano Adriano TE 17 296 111920
Maltignano AP 17 2401 114321
Colledara TE 17 2179 116500
Sant'Egidio alla Vibrata TE 17 9811 126311
Cermignano TE 18 1649 127960
Castel Castagna TE 18 500 128460
Sant'Omero TE 19 5243 133703
Ascoli Piceno AP 19 49407 183110
Pietracamela TE 19 271 183381
Ancarano TE 19 1857 185238
Crognaleto TE 19 1297 186535
Acquasanta Terme AP 20 2916 189451
Torano Nuovo TE 20 1611 191062

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km W of Teramo (54892 inhabitants)
42 Km NE of L'Aquila (69753 inhabitants)
47 Km W of Montesilvano (53738 inhabitants)
55 Km W of Pescara (121014 inhabitants)
58 Km NW of Chieti (51815 inhabitants)
81 Km E of Foligno (57155 inhabitants)
81 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
Bulletin
Rev1000
ML 1.7 2023-04-04
03:25:35
42.6887 13.6212 17 2024-03-01
17:18:19
Bollettino Sismico Italiano INGV 124157581
Reviewed
Rev100
ML 1.7 2023-04-04
03:25:35
42.6783 13.6132 18 2023-04-04
03:32:17
Sala Sismica INGV-Roma 116052061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-04 03:25:35 ± 0.14
Latitude 42.6887 ± 0.0054
Longitude 13.6212 ± 0.0110
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 124157581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 898
Semi-minor axis of confidence ellipse (meter) 347
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 247
Circular confidence region, given by single value of horizontal uncertainty (meter) 900.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
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) 0.06655
Epicentral distance of station farthest from the epicenter (degree) 0.61334
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 124157581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-09 10:32:58

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 116052061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-04 03:32:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2023-04-04T03:25:54.02 0.6 undecidable manual S 323 56.0994 98 0.67 39
IV.T0110.HHZ. 2023-04-04T03:25:53.16 0.6 undecidable manual S 166 52.503 98 0.77 38
IV.FAGN.HHZ. 2023-04-04T03:25:51.72 0.6 undecidable manual S 184 47.0196 100 0.77 38
IV.NRCA.HHZ. 2023-04-04T03:25:50.40 0.3 undecidable manual S 291 44.3223 101 0.16 68
IV.RM33.EHZ. 2023-04-04T03:25:48.52 0.6 undecidable manual S 239 38.7279 103 -0.26 45
IV.VCEL.EHN. 2023-04-04T03:25:48.52 0.3 undecidable manual S 151 37.2294 103 0.13 70
IV.MF5.EHZ. 2023-04-04T03:25:48.83 0.3 undecidable manual S 338 35.742 104 0.84 56
IV.MMO1.EHZ. 2023-04-04T03:25:47.83 0.3 undecidable manual S 314 33.4443 106 0.41 66
IV.CESI.HHZ. 2023-04-04T03:25:47.55 0.1 negative manual P 301 68.0763 96 -0.21 86
IV.CSP1.EHZ. 2023-04-04T03:25:45.64 0.1 negative manual P 323 56.0994 98 -0.29 87
IV.CAMP.HHZ. 2023-04-04T03:25:45.21 0.6 undecidable manual S 226 24.2535 114 0.12 48
IV.T0110.HHZ. 2023-04-04T03:25:45.55 0.6 undecidable manual P 166 52.503 98 0.17 45
IV.SMA1.EHZ. 2023-04-04T03:25:45.14 0.3 undecidable manual S 255 24.1536 114 0.05 72
IV.GIGS.HHZ. 2023-04-04T03:25:45.33 0.3 undecidable manual S 189 26.4513 111 -0.3 69
IV.MNTT.EHZ. 2023-04-04T03:25:44.76 0.6 undecidable manual P 357 41.5251 102 1.05 34
IV.FAGN.HHZ. 2023-04-04T03:25:44.34 0.6 undecidable manual P 184 47.0196 100 -0.21 45
MN.AQU.HNN. 2023-04-04T03:25:44.29 0.3 undecidable manual P 206 41.1255 102 0.63 61
IV.ASCOL.HNZ. 2023-04-04T03:25:43.30 0.6 undecidable manual S 352 18.2706 123 -0.38 46
IV.MTRA.EHZ. 2023-04-04T03:25:43.99 0.3 undecidable manual S 293 19.7691 121 -0.05 74
IV.RM33.EHZ. 2023-04-04T03:25:43.14 0.6 undecidable manual P 239 38.7279 103 -0.16 46
IV.NRCA.HHZ. 2023-04-04T03:25:43.86 0.1 negative manual P 291 44.3223 101 -0.28 89
IV.VCEL.EHN. 2023-04-04T03:25:42.88 0.3 undecidable manual P 151 37.2294 103 -0.19 69
IV.MF5.EHZ. 2023-04-04T03:25:42.89 0.1 negative manual P 338 35.742 104 0.05 95
IV.MMO1.EHZ. 2023-04-04T03:25:42.26 0.1 negative manual P 314 33.4443 106 -0.25 91
IV.SMA1.EHZ. 2023-04-04T03:25:41.04 0.3 undecidable manual P 255 24.1536 114 -0.12 72
IV.GIGS.HHZ. 2023-04-04T03:25:41.06 0.1 negative manual P 189 26.4513 111 -0.42 89
IV.TERO.HHZ. 2023-04-04T03:25:41.84 0.3 undecidable manual S 191 7.3815 152 0.13 72
IV.CAMP.HHZ. 2023-04-04T03:25:41.02 0.1 positive manual P 226 24.2535 114 -0.15 95
IV.ASCOL.HNZ. 2023-04-04T03:25:40.03 0.1 undecidable manual P 352 18.2706 123 -0.32 93
IV.MTRA.EHZ. 2023-04-04T03:25:40.39 0.1 negative manual P 293 19.7691 121 -0.17 95
IV.TERO.HHZ. 2023-04-04T03:25:39.21 0.1 positive manual P 191 7.3815 152 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TERO.HHN. ML:2.3 0.00175 0.14 AML other m 2023-04-04T03:25:41.97
IV.TERO.HNN. ML:2.3 0.001745 0.12 AML other m 2023-04-04T03:25:41.92
IV.TERO.HHE. ML:1.9 0.00078464515 0.2192 AML other m 2023-04-04T03:25:42.10
IV.TERO.HNE. ML:1.9 0.0007746903000000001 0.1808 AML other m 2023-04-04T03:25:42.23
IV.RM33.HNN. ML:1.6 0.000128325105 0.9088 AML other m 2023-04-04T03:25:42.04
IV.RM33.EHE. ML:1.3 0.000068477842 0.2592 AML other m 2023-04-04T03:25:42.71
IV.RM33.EHN. ML:1.4 0.00007281039 0.76 AML other m 2023-04-04T03:25:44.41
IV.MTRA.HNN. ML:1.7 0.000337028135 0.08 AML other m 2023-04-04T03:25:44.20
IV.MTRA.EHN. ML:1.7 0.00033208984999999995 0.0784 AML other m 2023-04-04T03:25:44.21
IV.CSP1.EHE. ML:2.1 0.00026340985 0.84 AML other m 2023-04-04T03:25:45.12
IV.SMA1.EHN. ML:1.7 0.00029200000000000005 0.48 AML other m 2023-04-04T03:25:45.29
IV.GIGS.HHE. ML:0.9 0.00003554239500000001 0.16 AML other m 2023-04-04T03:25:45.41
IV.MTRA.HNE. ML:1.6 0.00023584369999999998 0.2592 AML other m 2023-04-04T03:25:45.41
IV.MTRA.EHE. ML:1.6 0.0002721814 0.2592 AML other m 2023-04-04T03:25:45.55
IV.SMA1.EHE. ML:1.7 0.000266516 0.2992 AML other m 2023-04-04T03:25:45.84
IV.RM33.HNE. ML:1.6 0.0001481509 1.1888 AML other m 2023-04-04T03:25:45.18
IV.NRCA.HNE. ML:1.7 0.0001378809 0.0896 AML other m 2023-04-04T03:25:51.02
IV.NRCA.HHE. ML:1.7 0.000135118095 0.1392 AML other m 2023-04-04T03:25:51.06
IV.NRCA.HHN. ML:1.6 0.00010706079500000002 0.1008 AML other m 2023-04-04T03:25:51.20
IV.GIGS.HHN. ML:1.2 0.00007368522 1.4208 AML other m 2023-04-04T03:25:54.08
IV.CESI.HNN. ML:1.9 0.00012631171 0.52 AML other m 2023-04-04T03:26:00.31
IV.CSP1.EHN. ML:1.9 0.000191786245 1.08 AML other m 2023-04-04T03:26:02.21
IV.MF5.EHN. ML:1.9 0.00031584185 0.08 AML other m 2023-04-04T03:26:03.89
IV.NRCA.HNN. ML:1.8 0.000204652425 0.7696 AML other m 2023-04-04T03:26:03.95
IV.CESI.HHN. ML:1.6 0.000064583505 0.68 AML other m 2023-04-04T03:26:04.64
IV.MF5.EHE. ML:1.8 0.0002606927 0.0608 AML other m 2023-04-04T03:26:04.50
IV.CESI.HHE. ML:1.5 0.000047570809999999996 0.5808 AML other m 2023-04-04T03:26:08.63
IV.CESI.HNE. ML:1.9 0.00012722965 1.2208 AML other m 2023-04-04T03:26:12.74
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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