Earthquake with magnitude of Md 1.6 on date 11-01-2023 and time 14:23:57 (Italy) in region 4 km SW Castignano (AP)

A magnitude Md 1.6 earthquake occured in region: 4 km SW Castignano (AP), on

  • 11-01-2023 13:23:57 (UTC)
  • 11-01-2023 14:23:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9110, 13.6030 at 19 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 4 2796 2796
Appignano del Tronto AP 5 1785 4581
Rotella AP 6 906 5487
Ascoli Piceno AP 7 49407 54894
Montedinove AP 7 488 55382
Offida AP 8 5058 60440
Montalto delle Marche AP 9 2122 62562
Venarotta AP 10 2066 64628
Castel di Lama AP 10 8634 73262
Folignano AP 10 9241 82503
Castorano AP 10 2380 84883
Cossignano AP 11 978 85861
Force AP 11 1354 87215
Maltignano AP 11 2401 89616
Roccafluvione AP 12 2010 91626
Palmiano AP 12 196 91822
Colli del Tronto AP 12 3668 95490
Sant'Egidio alla Vibrata TE 13 9811 105301
Montelparo FM 13 778 106079
Monte Rinaldo FM 13 379 106458
Ortezzano FM 14 774 107232
Ancarano TE 14 1857 109089
Spinetoli AP 14 7215 116304
Montefalcone Appennino FM 15 424 116728
Santa Vittoria in Matenano FM 15 1330 118058
Carassai AP 15 1100 119158
Monsampolo del Tronto AP 15 4611 123769
Monte Vidon Combatte FM 16 433 124202
Civitella del Tronto TE 16 5116 129318
Comunanza AP 16 3166 132484
Monteleone di Fermo FM 16 395 132879
Ripatransone AP 17 4309 137188
Smerillo FM 17 365 137553
Montottone FM 17 979 138532
Torano Nuovo TE 17 1611 140143
Acquaviva Picena AP 18 3831 143974
Petritoli FM 18 2335 146309
Monsampietro Morico FM 18 659 146968
Controguerra TE 19 2436 149404
Monte San Martino MC 19 765 150169
Monteprandone AP 19 12655 162824
Montefiore dell'Aso AP 20 2123 164947

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km N of Teramo (54892 inhabitants)
63 Km NW of Montesilvano (53738 inhabitants)
64 Km N of L'Aquila (69753 inhabitants)
70 Km NW of Pescara (121014 inhabitants)
73 Km E of Foligno (57155 inhabitants)
77 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
Bulletin
Rev1000
Md 1.6 2023-01-11
13:23:57
42.9107 13.6033 19 2024-03-01
17:17:56
Bollettino Sismico Italiano INGV 114850941
Reviewed
Rev100
Md 1.6 2023-01-11
13:23:57
42.9128 13.5998 20 2023-01-11
13:42:36
Sala Sismica INGV-Roma 113474331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-11 13:23:57 ± 0.18
Latitude 42.9107 ± 0.0045
Longitude 13.6033 ± 0.0086
Depth (km) 19 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 114850941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 601
Semi-minor axis of confidence ellipse (meter) 411
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 305
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) 112
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39750
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 13
Magnitudes information

Md:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 12
Type of magnitude Md
Reference to an origin 114850941
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-07-18 15:25:17

Md:1.6

Field Value
Value 1.6
Uncertainty 0.1
Num. used stations 5
Type of magnitude Md
Reference to an origin 113474331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-11 13:42:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CDRU.HHZ. 2023-01-11T13:24:16.94 3.0 undecidable manual Pg 7.89 0
IV.FDMO.HHZ. 2023-01-11T13:24:12.35 0.6 undecidable manual S 289 44.1225 104 0.46 45
IV.SMA1.EHN. 2023-01-11T13:24:10.81 0.6 undecidable manual S 215 37.9287 106 0.5 45
IV.CSP1.EHZ. 2023-01-11T13:24:10.51 0.3 undecidable manual S 302 38.0286 106 0.18 71
IV.MC2.EHZ. 2023-01-11T13:24:09.62 0.3 undecidable manual S 270 33.6441 109 0.41 69
IV.TERO.HHZ. 2023-01-11T13:24:09.21 0.6 undecidable manual S 180 31.9458 111 0.43 47
7F.SIB1.EHZ. 2023-01-11T13:24:07.71 0.6 undecidable manual S 266 27.1506 115 0.12 49
7F.SIB3.EHZ. 2023-01-11T13:24:07.56 0.6 undecidable manual S 262 27.3504 115 -0.09 50
IV.MTRA.EHN. 2023-01-11T13:24:06.79 0.3 undecidable manual S 225 23.9538 119 -0.05 75
IV.MNTT.EHZ. 2023-01-11T13:24:06.09 0.6 undecidable manual S 358 16.7721 131 0.82 40
IV.MMO1.EHZ. 2023-01-11T13:24:06.65 0.6 undecidable manual S 267 22.4553 121 0.15 50
7F.SIB2.EHZ. 2023-01-11T13:24:06.68 0.6 undecidable manual S 265 24.4533 118 -0.27 48
IV.MCI.EHZ. 2023-01-11T13:24:05.32 3.0 undecidable manual S -0.03 0
IV.FDMO.HHZ. 2023-01-11T13:24:05.62 0.3 undecidable manual P 289 44.1225 104 -0.15 72
IV.TERO.HHZ. 2023-01-11T13:24:04.05 0.1 undecidable manual P 180 31.9458 111 0.08 100
IV.MF5.EHN. 2023-01-11T13:24:04.46 0.3 undecidable manual S 306 14.4744 136 -0.35 73
IV.CSP1.EHZ. 2023-01-11T13:24:04.82 0.3 undecidable manual P 302 38.0286 106 -0.05 74
IV.SMA1.EHN. 2023-01-11T13:24:04.84 0.3 undecidable manual P 215 37.9287 106 -0.02 74
IV.MC2.EHZ. 2023-01-11T13:24:04.02 0.3 undecidable manual P 270 33.6441 109 -0.2 72
IV.OFFI.HHE. 2023-01-11T13:24:03.71 0.3 undecidable manual S 68 7.1928 156 0 79
7F.SIB1.EHZ. 2023-01-11T13:24:03.10 0.3 undecidable manual P 266 27.1506 115 -0.19 73
IV.MTRA.EHN. 2023-01-11T13:24:03.06 0.3 undecidable manual P 225 23.9538 119 0.2 74
7F.SIB3.EHZ. 2023-01-11T13:24:03.02 0.1 undecidable manual P 262 27.3504 115 -0.3 95
IV.MMO1.EHZ. 2023-01-11T13:24:02.38 0.3 undecidable manual P 267 22.4553 121 -0.28 73
7F.SIB2.EHZ. 2023-01-11T13:24:02.53 0.3 undecidable manual P 265 24.4533 118 -0.39 71
IV.MNTT.EHZ. 2023-01-11T13:24:02.23 0.3 undecidable manual P 358 16.7721 131 0.28 73
IV.MF5.EHN. 2023-01-11T13:24:01.41 0.3 undecidable manual P 306 14.4744 136 -0.27 74
IV.OFFI.HHE. 2023-01-11T13:24:00.86 0.3 undecidable manual P 68 7.1928 156 -0.19 76
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