Earthquake with magnitude of ML 1.4 on date 05-01-2023 and time 07:50:45 (Italy) in region 2 km SE Appignano del Tronto (AP)

A magnitude ML 1.4 earthquake occured in region: 2 km SE Appignano del Tronto (AP), on

  • 05-01-2023 06:50:45 (UTC)
  • 05-01-2023 07:50:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8880, 13.6870 at 26 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
Appignano del Tronto AP 2 1785 1785
Castel di Lama AP 3 8634 10419
Castorano AP 4 2380 12799
Colli del Tronto AP 5 3668 16467
Offida AP 5 5058 21525
Maltignano AP 6 2401 23926
Spinetoli AP 7 7215 31141
Ancarano TE 7 1857 32998
Sant'Egidio alla Vibrata TE 7 9811 42809
Castignano AP 8 2796 45605
Folignano AP 9 9241 54846
Monsampolo del Tronto AP 9 4611 59457
Ascoli Piceno AP 10 49407 108864
Torano Nuovo TE 10 1611 110475
Cossignano AP 11 978 111453
Controguerra TE 12 2436 113889
Acquaviva Picena AP 12 3831 117720
Montedinove AP 12 488 118208
Rotella AP 13 906 119114
Monteprandone AP 13 12655 131769
Montalto delle Marche AP 13 2122 133891
Civitella del Tronto TE 13 5116 139007
Nereto TE 13 5242 144249
Corropoli TE 14 5045 149294
Ripatransone AP 14 4309 153603
Sant'Omero TE 15 5243 158846
Colonnella TE 15 3734 162580
Venarotta AP 16 2066 164646
Carassai AP 16 1100 165746
San Benedetto del Tronto AP 17 47303 213049
Ortezzano FM 17 774 213823
Roccafluvione AP 17 2010 215833
Monte Rinaldo FM 18 379 216212
Campli TE 18 7209 223421
Force AP 18 1354 224775
Monte Vidon Combatte FM 19 433 225208
Bellante TE 19 7152 232360
Grottammare AP 19 16006 248366
Palmiano AP 19 196 248562
Martinsicuro TE 19 16033 264595
Montefiore dell'Aso AP 19 2123 266718
Montelparo FM 19 778 267496

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km N of Teramo (54892 inhabitants)
56 Km NW of Montesilvano (53738 inhabitants)
64 Km NW of Pescara (121014 inhabitants)
64 Km NE of L'Aquila (69753 inhabitants)
72 Km NW of Chieti (51815 inhabitants)
80 Km E of Foligno (57155 inhabitants)
82 Km S of Ancona (100861 inhabitants)
92 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 1.4 2023-01-05
06:50:45
42.8882 13.6868 26 2024-03-01
17:18:13
Bollettino Sismico Italiano INGV 119339801
Reviewed
Rev100
ML 1.4 2023-01-05
06:50:45
42.8872 13.6893 26 2023-01-05
07:12:06
Sala Sismica INGV-Roma 113321361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-05 06:50:45 ± 0.18
Latitude 42.8882 ± 0.0045
Longitude 13.6868 ± 0.0086
Depth (km) 26 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 119339801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 580
Semi-minor axis of confidence ellipse (meter) 465
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 268
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) 194
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.58366
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 119339801
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-07-17 10:06:35

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 113321361
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-05 07:12:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2023-01-05T06:51:16.78 3.0 undecidable manual S -0.02 0
IV.MML1.EHZ. 2023-01-05T06:51:05.36 0.6 undecidable manual S 294 63.1923 107 0.26 44
IV.FDMO.HHZ. 2023-01-05T06:51:01.91 0.6 undecidable manual S 289 51.4152 111 -0.2 45
IV.NRCA.HHZ. 2023-01-05T06:51:01.55 0.6 undecidable manual S 263 46.9197 113 0.54 42
IV.MC2.EHZ. 2023-01-05T06:50:59.76 0.6 undecidable manual S 274 40.5261 117 0.3 45
IV.SMA1.EHZ. 2023-01-05T06:50:59.65 0.6 undecidable manual S 225 40.4262 117 0.21 46
IV.SAP2.EHE. 2023-01-05T06:50:57.82 0.6 undecidable manual S 315 32.8449 123 0.14 47
IV.TERO.HHZ. 2023-01-05T06:50:57.29 0.6 undecidable manual S 193 30.1476 126 0.19 47
IV.CESI.HHZ. 2023-01-05T06:50:56.89 0.3 undecidable manual P 282 64.7907 106 -0.03 68
IV.MNTT.EHZ. 2023-01-05T06:50:56.06 0.6 undecidable manual S 339 20.6682 138 0.88 37
IV.MML1.EHZ. 2023-01-05T06:50:56.65 0.3 undecidable manual P 294 63.1923 107 -0.03 68
IV.MTRA.EHE. 2023-01-05T06:50:56.38 0.6 undecidable manual S 238 27.75 128 -0.19 47
IV.MMO1.EHZ. 2023-01-05T06:50:56.48 0.6 undecidable manual S 273 29.2485 127 -0.42 45
IV.MF5.EHZ. 2023-01-05T06:50:55.07 0.3 undecidable manual S 301 21.4674 136 -0.27 71
IV.NRCA.HHZ. 2023-01-05T06:50:54.30 0.3 undecidable manual P 263 46.9197 113 -0.02 70
IV.FDMO.HHZ. 2023-01-05T06:50:54.75 0.1 undecidable manual P 289 51.4152 111 -0.2 90
IV.SMA1.EHZ. 2023-01-05T06:50:53.40 0.3 undecidable manual P 225 40.4262 117 -0.01 71
IV.OFFI.HHZ. 2023-01-05T06:50:53.15 0.6 undecidable manual S 359 5.1948 168 -0.09 51
IV.MC2.EHZ. 2023-01-05T06:50:53.39 0.3 undecidable manual P 274 40.5261 117 -0.03 71
IV.SAP2.EHE. 2023-01-05T06:50:52.38 0.3 undecidable manual P 315 32.8449 123 -0.02 73
IV.TERO.HHZ. 2023-01-05T06:50:52.22 0.6 undecidable manual P 193 30.1476 126 0.16 47
IV.MNTT.EHZ. 2023-01-05T06:50:51.15 0.1 positive manual P 339 20.6682 138 0.2 95
IV.MTRA.EHE. 2023-01-05T06:50:51.66 0.3 undecidable manual P 238 27.75 128 -0.1 72
IV.MMO1.EHZ. 2023-01-05T06:50:51.70 0.3 undecidable manual P 273 29.2485 127 -0.24 70
IV.MF5.EHZ. 2023-01-05T06:50:50.91 0.1 undecidable manual P 301 21.4674 136 -0.13 97
IV.OFFI.HHZ. 2023-01-05T06:50:49.70 0.1 undecidable manual P 359 5.1948 168 -0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.OFFI.HHE. ML:2.1 0.0007124999999999999 0.42 AML other m 2023-01-05T06:50:53.46
IV.OFFI.HHN. ML:2.0 0.0006450000000000001 0.52 AML other m 2023-01-05T06:50:53.93
IV.MNTT.EHN. ML:2.1 0.000569 0.32 AML other m 2023-01-05T06:50:56.69
IV.MNTT.EHE. ML:2.1 0.0005505 1.08 AML other m 2023-01-05T06:50:56.78
IV.TERO.HHN. ML:1.2 0.0000491 0.86 AML other m 2023-01-05T06:50:57.91
IV.TERO.HHE. ML:1.0 0.00004015 1.12 AML other m 2023-01-05T06:50:58.94
IV.MC2.EHN. ML:1.6 0.00010973 0.26 AML other m 2023-01-05T06:51:00.31
IV.MC2.EHE. ML:1.4 0.0000675 0.44 AML other m 2023-01-05T06:51:01.78
IV.NRCA.HHN. ML:1.3 0.00005215 0.16 AML other m 2023-01-05T06:51:02.65
IV.NRCA.HHE. ML:1.3 0.00005105 0.1 AML other m 2023-01-05T06:51:03.79
IV.MML1.EHE. ML:1.1 0.0000207 0.86 AML other m 2023-01-05T06:51:06.90
IV.MML1.EHN. ML:1.2 0.000023700000000000003 0.42 AML other m 2023-01-05T06:51:07.54
IV.CESI.HHN. ML:1.2 0.000024500000000000003 0.68 AML other m 2023-01-05T06:51:09.60
IV.CESI.HHE. ML:1.2 0.00002275 1.58 AML other m 2023-01-05T06:51:11.11
IV.FRON.EHE. ML:1.4 0.000024 1.58 AML other m 2023-01-05T06:51:18.88
IV.FRON.EHN. ML:1.8 0.00006125 1.54 AML other m 2023-01-05T06:51:21.17
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
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