Earthquake with magnitude of ML 1.5 on date 27-01-2023 and time 18:39:26 (UTC) in region 2 km N Caporciano (AQ)

A magnitude ML 1.5 earthquake occured in region: 2 km N Caporciano (AQ), on

  • 27-01-2023 18:39:26 (UTC)
  • 27-01-2023 19:39:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.2730, 13.6780 at 10 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
Caporciano AQ 2 230 230
San Pio delle Camere AQ 2 661 891
Carapelle Calvisio AQ 3 87 978
Castelvecchio Calvisio AQ 4 153 1131
Prata d'Ansidonia AQ 6 496 1627
Navelli AQ 6 554 2181
Calascio AQ 6 137 2318
Fontecchio AQ 7 369 2687
Capestrano AQ 8 884 3571
Santo Stefano di Sessanio AQ 8 111 3682
Tione degli Abruzzi AQ 8 310 3992
Fagnano Alto AQ 9 418 4410
Ofena AQ 9 506 4916
Barisciano AQ 9 1828 6744
San Demetrio ne' Vestini AQ 10 1854 8598
Collepietro AQ 10 237 8835
Villa Santa Lucia degli Abruzzi AQ 11 123 8958
Acciano AQ 11 327 9285
Castel del Monte AQ 11 413 9698
Villa Sant'Angelo AQ 12 424 10122
Poggio Picenze AQ 12 1136 11258
San Benedetto in Perillis AQ 13 113 11371
Sant'Eusanio Forconese AQ 13 394 11765
Secinaro AQ 13 359 12124
Bussi sul Tirino PE 14 2518 14642
Molina Aterno AQ 15 386 15028
Rocca di Mezzo AQ 15 1526 16554
Fossa AQ 16 721 17275
Brittoli PE 16 290 17565
Rocca di Cambio AQ 16 533 18098
Castelvecchio Subequo AQ 16 982 19080
Gagliano Aterno AQ 16 254 19334
Carpineto della Nora PE 16 662 19996
Ocre AQ 17 1167 21163
Popoli PE 17 5172 26335
Pescosansonesco PE 17 517 26852
Corvara PE 17 256 27108
Castiglione a Casauria PE 18 831 27939
Castel di Ieri AQ 18 303 28242
Civitaquana PE 19 1247 29489
Pietranico PE 19 484 29973
Villa Celiera PE 19 681 30654
Vicoli PE 19 390 31044
Vittorito AQ 20 873 31917

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km E of L'Aquila (69753 inhabitants)
41 Km W of Chieti (51815 inhabitants)
43 Km S of Teramo (54892 inhabitants)
47 Km SW of Montesilvano (53738 inhabitants)
49 Km W of Pescara (121014 inhabitants)
80 Km E of Tivoli (56533 inhabitants)
84 Km E of Guidonia Montecelio (88673 inhabitants)
91 Km E of Terni (111501 inhabitants)
99 Km NE of Velletri (53303 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 1.5 2023-01-27
18:39:26
42.273 13.6783 10 2024-03-01
17:18:05
Bollettino Sismico Italiano INGV 116766141
Reviewed
Rev100
ML 1.6 2023-01-27
18:39:26
42.2752 13.6743 10 2023-01-27
19:01:02
Sala Sismica INGV-Roma 113837091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-27 18:39:26 ± 0.07
Latitude 42.2730 ± 0.0036
Longitude 13.6783 ± 0.0073
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116766141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 575
Semi-minor axis of confidence ellipse (meter) 163
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 69
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 76
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
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) 0.07015
Epicentral distance of station farthest from the epicenter (degree) 0.88943
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:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 18
Type of magnitude ML
Reference to an origin 113837091
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-27 19:01:02

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 116766141
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-26 10:24:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTRA.EHE. 2023-01-27T18:39:45.18 0.3 undecidable manual S 337 58.3971 50 0.55 81
IV.CSP1.EHZ. 2023-01-27T18:39:43.27 0.6 negative manual P 337 98.7234 50 0.21 54
IV.VVLD.HHZ. 2023-01-27T18:39:41.20 0.3 undecidable manual S 186 44.9217 50 0.16 91
IV.NRCA.HHZ. 2023-01-27T18:39:39.72 0.3 undecidable manual P 324 77.367 50 -0.06 87
IV.TERO.HHZ. 2023-01-27T18:39:39.22 0.6 undecidable manual S 351 39.2274 50 -0.31 59
IV.CAMP.HHE. 2023-01-27T18:39:38.56 0.6 undecidable manual S 323 36.5412 50 -0.24 61
IV.PTQR.HHZ. 2023-01-27T18:39:38.64 0.6 undecidable manual S 219 36.0417 50 -0.02 63
IV.INTR.HHZ. 2023-01-27T18:39:38.15 0.6 undecidable manual S 147 34.4433 50 -0.09 63
IV.LNSS.HNZ. 2023-01-27T18:39:37.92 0.3 undecidable manual P 305 63.7917 50 0.24 86
IV.MTRA.EHE. 2023-01-27T18:39:36.83 0.3 undecidable manual P 337 58.3971 50 -0.02 91
IV.LPEL.HHZ. 2023-01-27T18:39:35.15 0.3 undecidable manual P 121 48.5181 50 -0.18 90
IV.RM33.EHZ. 2023-01-27T18:39:35.46 0.3 undecidable manual P 305 46.1205 50 0.5 84
IV.FIAM.HHZ. 2023-01-27T18:39:35.21 0.3 undecidable manual P 270 46.0206 50 0.26 89
IV.GIGS.HHZ. 2023-01-27T18:39:34.38 0.6 undecidable manual S 337 21.7671 113 -0.08 64
IV.VCEL.EHZ. 2023-01-27T18:39:34.07 0.6 undecidable manual S 45 18.9699 117 0.5 59
IV.VVLD.HHZ. 2023-01-27T18:39:34.72 0.3 undecidable manual P 186 44.9217 50 -0.06 93
IV.SMA1.EHZ. 2023-01-27T18:39:34.44 0.3 undecidable manual P 325 48.618 50 -0.9 71
IV.CAMP.HHE. 2023-01-27T18:39:33.24 0.3 undecidable manual P 323 36.5412 50 -0.25 91
IV.PTQR.HHZ. 2023-01-27T18:39:33.56 0.3 undecidable manual P 219 36.0417 50 0.16 92
IV.INTR.HHZ. 2023-01-27T18:39:33.09 0.3 undecidable manual P 147 34.4433 50 -0.07 94
IV.TERO.HHZ. 2023-01-27T18:39:33.52 0.3 undecidable manual P 351 39.2274 50 -0.38 88
IV.VCEL.EHZ. 2023-01-27T18:39:30.66 0.3 undecidable manual P 45 18.9699 117 0.19 95
IV.FAGN.HHZ. 2023-01-27T18:39:30.16 0.6 undecidable manual S 264 7.7811 140 -0.33 62
IV.GIGS.HHZ. 2023-01-27T18:39:30.91 0.3 undecidable manual P 337 21.7671 113 -0.08 96
IV.T0110.HHZ. 2023-01-27T18:39:30.67 0.6 undecidable manual S 121 9.3795 135 -0.18 64
IV.FAGN.HHZ. 2023-01-27T18:39:28.85 0.3 positive manual P 264 7.7811 140 0.17 97
IV.T0110.HHZ. 2023-01-27T18:39:28.90 0.3 negative manual P 121 9.3795 135 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.INTR.HHN. ML:1.8 0.00028300000000000005 0.42 AML other m 2023-01-27T18:39:39.66
IV.INTR.HHE. ML:1.5 0.0001305 1.24 AML other m 2023-01-27T18:39:39.11
IV.TERO.HHE. ML:1.3 0.00006924999999999999 0.6 AML other m 2023-01-27T18:39:40.18
IV.PTQR.HHE. ML:1.2 0.00006634999999999999 0.22 AML other m 2023-01-27T18:39:41.86
IV.PTQR.HHN. ML:1.2 0.00005575 0.9 AML other m 2023-01-27T18:39:42.76
IV.VVLD.HHE. ML:1.3 0.00005795 0.26 AML other m 2023-01-27T18:39:42.79
IV.VVLD.HHN. ML:1.4 0.00006925 1.04 AML other m 2023-01-27T18:39:42.81
IV.LPEL.HHN. ML:1.6 0.00011999999999999999 0.54 AML other m 2023-01-27T18:39:44.08
IV.FIAM.HHE. ML:1.6 0.00011115 1.26 AML other m 2023-01-27T18:39:45.90
IV.LPEL.HHE. ML:1.7 0.0001395 1.38 AML other m 2023-01-27T18:39:45.87
IV.FIAM.HHN. ML:1.5 0.00009545 0.64 AML other m 2023-01-27T18:39:46.33
IV.TERO.HHN. ML:1.4 0.00007811815 0.7808 AML other m 2023-01-27T18:39:40.68
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