Earthquake with magnitude of ML 1.6 on date 09-01-2023 and time 19:35:28 (Italy) in region 3 km SW Castignano (AP)

A magnitude ML 1.6 earthquake occured in region: 3 km SW Castignano (AP), on

  • 09-01-2023 18:35:28 (UTC)
  • 09-01-2023 19:35:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9120, 13.6080 at 18 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
Castignano AP 3 2796 2796
Appignano del Tronto AP 5 1785 4581
Rotella AP 6 906 5487
Montedinove AP 7 488 5975
Ascoli Piceno AP 7 49407 55382
Offida AP 7 5058 60440
Montalto delle Marche AP 9 2122 62562
Castel di Lama AP 10 8634 71196
Castorano AP 10 2380 73576
Venarotta AP 10 2066 75642
Folignano AP 10 9241 84883
Cossignano AP 11 978 85861
Maltignano AP 11 2401 88262
Force AP 11 1354 89616
Colli del Tronto AP 12 3668 93284
Roccafluvione AP 12 2010 95294
Palmiano AP 12 196 95490
Sant'Egidio alla Vibrata TE 13 9811 105301
Monte Rinaldo FM 13 379 105680
Montelparo FM 13 778 106458
Ortezzano FM 13 774 107232
Ancarano TE 14 1857 109089
Spinetoli AP 14 7215 116304
Montefalcone Appennino FM 15 424 116728
Carassai AP 15 1100 117828
Monsampolo del Tronto AP 15 4611 122439
Santa Vittoria in Matenano FM 15 1330 123769
Monte Vidon Combatte FM 16 433 124202
Ripatransone AP 16 4309 128511
Civitella del Tronto TE 16 5116 133627
Monteleone di Fermo FM 17 395 134022
Comunanza AP 17 3166 137188
Smerillo FM 17 365 137553
Montottone FM 17 979 138532
Torano Nuovo TE 17 1611 140143
Acquaviva Picena AP 17 3831 143974
Petritoli FM 18 2335 146309
Monsampietro Morico FM 18 659 146968
Controguerra TE 18 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)
65 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)
88 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 1.6 2023-01-09
18:35:28
42.9118 13.6082 18 2024-03-01
17:17:53
Bollettino Sismico Italiano INGV 113826981
Reviewed
Rev100
ML 1.5 2023-01-09
18:35:29
42.8908 13.5712 10 2023-01-09
18:42:34
Sala Sismica INGV-Roma 113436621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-09 18:35:28 ± 0.12
Latitude 42.9118 ± 0.0054
Longitude 13.6082 ± 0.0074
Depth (km) 18 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113826981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 612
Semi-minor axis of confidence ellipse (meter) 309
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 232
Circular confidence region, given by single value of horizontal uncertainty (meter) 610.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.06115
Epicentral distance of station farthest from the epicenter (degree) 0.55758
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 113436621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-09 18:42:34

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 113826981
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-07-16 17:59:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2023-01-09T18:35:48.82 0.6 undecidable manual S 319 61.8936 98 0.86 35
IV.CAMP.HHE. 2023-01-09T18:35:44.30 0.6 undecidable manual S 201 44.7219 101 0.84 37
IV.FDMO.HHZ. 2023-01-09T18:35:43.70 0.6 undecidable manual S 288 44.5221 102 0.32 44
IV.SMA1.EHZ. 2023-01-09T18:35:42.20 0.6 undecidable manual S 216 38.3283 104 0.43 44
IV.NRCA.HHZ. 2023-01-09T18:35:42.93 0.6 undecidable manual S 258 41.1255 103 0.44 43
IV.MC2.EHZ. 2023-01-09T18:35:41.06 0.6 undecidable manual S 270 34.0437 106 0.38 44
IV.CSP1.EHZ. 2023-01-09T18:35:41.96 0.6 undecidable manual S 302 38.3283 104 0.18 46
IV.TERO.HHN. 2023-01-09T18:35:40.57 0.6 undecidable manual S 181 32.0457 108 0.4 45
IV.SAP2.EHE. 2023-01-09T18:35:39.27 0.6 undecidable manual S 320 26.5512 113 0.47 44
7F.SIB1.EHE. 2023-01-09T18:35:39.14 0.6 undecidable manual S 266 27.5502 112 0.1 48
IV.EL6.EHZ. 2023-01-09T18:35:39.91 0.6 undecidable manual P 319 61.8936 98 0.01 45
7F.SIB3.EHE. 2023-01-09T18:35:38.96 0.6 undecidable manual S 262 27.75 112 -0.14 47
IV.MTRA.EHE. 2023-01-09T18:35:38.24 0.6 undecidable manual S 225 24.3534 115 -0.01 49
IV.CAMP.HHE. 2023-01-09T18:35:37.10 0.3 undecidable manual P 201 44.7219 101 -0.19 68
IV.MMO1.EHZ. 2023-01-09T18:35:37.63 0.3 undecidable manual S 267 22.8549 117 -0.28 69
IV.CSP1.EHZ. 2023-01-09T18:35:36.25 0.1 undecidable manual P 302 38.3283 104 -0.08 94
IV.FDMO.HHZ. 2023-01-09T18:35:36.94 0.1 undecidable manual P 288 44.5221 102 -0.31 89
IV.SMA1.EHZ. 2023-01-09T18:35:36.26 0.1 undecidable manual P 216 38.3283 104 -0.07 94
IV.NRCA.HHZ. 2023-01-09T18:35:36.60 0.3 undecidable manual P 258 41.1255 103 -0.14 70
IV.TERO.HHN. 2023-01-09T18:35:35.37 0.3 undecidable manual P 181 32.0457 108 -0.03 72
IV.SAP2.EHE. 2023-01-09T18:35:35.00 0.3 undecidable manual P 320 26.5512 113 0.39 67
IV.OFFI.HHZ. 2023-01-09T18:35:35.05 0.3 undecidable manual S 68 6.7932 155 0.2 73
IV.MC2.EHZ. 2023-01-09T18:35:35.60 0.1 undecidable manual P 270 34.0437 106 -0.09 95
IV.MF5.EHZ. 2023-01-09T18:35:35.96 0.3 undecidable manual S 305 14.6742 133 -0.14 72
IV.MTRA.EHE. 2023-01-09T18:35:34.06 0.3 undecidable manual P 225 24.3534 115 -0.23 70
7F.SIB3.EHE. 2023-01-09T18:35:34.47 0.1 undecidable manual P 262 27.75 112 -0.31 92
7F.SIB1.EHE. 2023-01-09T18:35:34.57 0.1 undecidable manual P 266 27.5502 112 -0.17 94
IV.MMO1.EHZ. 2023-01-09T18:35:33.78 0.1 undecidable manual P 267 22.8549 117 -0.31 92
IV.OFFI.HHZ. 2023-01-09T18:35:32.29 0.1 undecidable manual P 68 6.7932 155 -0.03 100
IV.MF5.EHZ. 2023-01-09T18:35:32.89 0.1 negative manual P 305 14.6742 133 -0.16 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.OFFI.HHE. ML:1.9 0.0007470986 0.2432 AML other m 2023-01-09T18:35:35.72
IV.OFFI.HHN. ML:2.0 0.00104048805 0.2688 AML other m 2023-01-09T18:35:35.72
IV.MF5.EHN. ML:1.3 0.00012809603 1.5776 AML other m 2023-01-09T18:35:35.04
IV.MF5.EHE. ML:1.5 0.00020446264999999999 0.2816 AML other m 2023-01-09T18:35:36.29
IV.MC2.EHE. ML:1.5 0.0001213553 0.2816 AML other m 2023-01-09T18:35:41.29
IV.MC2.EHN. ML:1.4 0.00010615890999999999 0.1664 AML other m 2023-01-09T18:35:41.73
IV.CSP1.EHN. ML:1.6 0.000149131715 0.32 AML other m 2023-01-09T18:35:42.25
IV.CSP1.EHE. ML:1.7 0.0001642286 0.4224 AML other m 2023-01-09T18:35:42.59
IV.SMA1.EHE. ML:1.4 0.0000941270015 0.2816 AML other m 2023-01-09T18:35:42.34
IV.SMA1.EHN. ML:1.6 0.00012028616 0.1664 AML other m 2023-01-09T18:35:42.46
IV.NRCA.HHN. ML:1.5 0.000091088325 0.128 AML other m 2023-01-09T18:35:44.07
IV.NRCA.HHE. ML:1.4 0.000080474065 0.1536 AML other m 2023-01-09T18:35:45.14
IV.NRCA.HNE. ML:1.6 0.00011120930500000001 0.32 AML other m 2023-01-09T18:35:45.06
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download