Earthquake with magnitude of ML 1.5 on date 28-01-2023 and time 14:10:15 (Italy) in region 1 km SW Roccacasale (AQ)

A magnitude ML 1.5 earthquake occured in region: 1 km SW Roccacasale (AQ), on

  • 28-01-2023 13:10:15 (UTC)
  • 28-01-2023 14:10:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.1160, 13.8810 at 22 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
Roccacasale AQ 1 693 693
Pratola Peligna AQ 2 7577 8270
Corfinio AQ 3 1051 9321
Vittorito AQ 5 873 10194
Raiano AQ 6 2815 13009
Popoli PE 7 5172 18181
Prezza AQ 8 945 19126
Sulmona AQ 8 24557 43683
Salle PE 9 308 43991
Goriano Sicoli AQ 10 569 44560
Bugnara AQ 11 1125 45685
Caramanico Terme PE 11 1929 47614
Bussi sul Tirino PE 11 2518 50132
Castel di Ieri AQ 12 303 50435
Tocco da Casauria PE 12 2688 53123
Pacentro AQ 12 1174 54297
San Benedetto in Perillis AQ 12 113 54410
Introdacqua AQ 12 2126 56536
Sant'Eufemia a Maiella PE 12 278 56814
Molina Aterno AQ 13 386 57200
Castelvecchio Subequo AQ 13 982 58182
Cocullo AQ 13 230 58412
Bolognano PE 13 1108 59520
Castiglione a Casauria PE 14 831 60351
Collepietro AQ 14 237 60588
Anversa degli Abruzzi AQ 15 341 60929
Gagliano Aterno AQ 15 254 61183
Torre de' Passeri PE 15 3147 64330
Acciano AQ 15 327 64657
Pescosansonesco PE 15 517 65174
San Valentino in Abruzzo Citeriore PE 16 1922 67096
Roccamorice PE 16 939 68035
Abbateggio PE 16 400 68435
Cansano AQ 16 274 68709
Secinaro AQ 17 359 69068
Pettorano sul Gizio AQ 17 1376 70444
Campo di Giove AQ 18 803 71247
Corvara PE 18 256 71503
Pietranico PE 18 484 71987
Ortona dei Marsi AQ 18 542 72529
Navelli AQ 18 554 73083
Lettomanoppello PE 19 2975 76058
Capestrano AQ 19 884 76942
Scafa PE 20 3759 80701

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km SW of Chieti (51815 inhabitants)
48 Km SW of Pescara (121014 inhabitants)
48 Km SE of L'Aquila (69753 inhabitants)
50 Km SW of Montesilvano (53738 inhabitants)
62 Km S of Teramo (54892 inhabitants)
91 Km E of Tivoli (56533 inhabitants)
96 Km E of Guidonia Montecelio (88673 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 2023-01-28
13:10:15
42.1165 13.8813 22 2024-03-01
17:18:14
Bollettino Sismico Italiano INGV 120022181
Reviewed
Rev100
ML 1.4 2023-01-28
13:10:15
42.1147 13.8723 20 2023-01-28
13:42:34
Sala Sismica INGV-Roma 113854231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-28 13:10:15 ± 0.1
Latitude 42.1165 ± 0.0036
Longitude 13.8813 ± 0.0061
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 120022181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 438
Semi-minor axis of confidence ellipse (meter) 375
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 195
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
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 27
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.42448
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 120022181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-11 09:12:02

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 113854231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-28 13:42:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SFI.EHZ. 2023-01-28T13:11:31.47 3.0 undecidable manual Sg 5.64 0
IV.BRIS.HHZ. 2023-01-28T13:11:31.26 3.0 undecidable manual Sn -1.48 0
IV.LMD.HHZ. 2023-01-28T13:11:31.48 3.0 undecidable manual Sg 0.84 0
IV.OSSC.HHZ. 2023-01-28T13:11:28.33 3.0 undecidable manual Sg 0.56 0
IV.CMPR.HHZ. 2023-01-28T13:11:22.10 3.0 undecidable manual Sg 1.65 0
IV.TRIF.CHZ. 2023-01-28T13:11:01.81 3.0 undecidable manual Pg 4.66 0
IV.CSNT.HHZ. 2023-01-28T13:10:57.29 3.0 negative manual Pg 1.29 0
IV.MURB.HNZ. 2023-01-28T13:10:43.72 3.0 undecidable manual Pn -0.89 0
IV.NRCA.HHZ. 2023-01-28T13:10:32.45 3.0 undecidable manual P -3.01 0
IV.PTQR.HHZ. 2023-01-28T13:10:29.74 0.6 undecidable manual S 255 40.9257 110 0.11 46
IV.VVLD.HHZ. 2023-01-28T13:10:28.03 0.3 undecidable manual S 218 34.6431 114 -0.04 71
IV.VCEL.EHZ. 2023-01-28T13:10:27.43 0.3 undecidable manual S 354 31.0467 117 0.24 69
IV.LPEL.HHZ. 2023-01-28T13:10:25.60 0.6 undecidable manual S 107 26.0517 122 -0.43 44
IV.GIGS.HHN. 2023-01-28T13:10:24.02 0.3 undecidable manual P 326 45.1215 108 -0.35 65
MN.AQU.HNN. 2023-01-28T13:10:24.67 0.6 undecidable manual P 304 47.1195 107 0 47
IV.PTQR.HHZ. 2023-01-28T13:10:23.85 0.3 undecidable manual P 255 40.9257 110 0.09 69
IV.INTR.HHZ. 2023-01-28T13:10:23.24 0.3 undecidable manual S 171 11.7771 147 -0.06 74
IV.T0110.HHZ. 2023-01-28T13:10:23.57 0.3 undecidable manual S 325 15.1737 140 -0.27 70
IT.SULA.HNZ. 2023-01-28T13:10:22.78 0.3 undecidable manual S 149 5.5944 163 0.18 72
IV.VCEL.EHZ. 2023-01-28T13:10:22.46 0.1 undecidable manual P 354 31.0467 117 0.11 94
IV.VVLD.HHZ. 2023-01-28T13:10:22.82 0.1 undecidable manual P 218 34.6431 114 -0.04 95
IT.SULP.HGE. 2023-01-28T13:10:22.34 0.6 undecidable manual S 133 5.1948 165 -0.23 48
IV.LPEL.HHZ. 2023-01-28T13:10:21.91 0.3 undecidable manual P 107 26.0517 122 0.22 70
IV.INTR.HHZ. 2023-01-28T13:10:20.17 0.1 undecidable manual P 171 11.7771 147 0.07 98
IV.T0110.HHZ. 2023-01-28T13:10:20.42 0.1 negative manual P 325 15.1737 140 0 99
IT.SULP.HGE. 2023-01-28T13:10:19.80 0.3 undecidable manual P 133 5.1948 165 0.12 74
IT.SULA.HNZ. 2023-01-28T13:10:19.72 0.1 undecidable manual P 149 5.5944 163 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T0110.HHN. ML:1.5 0.0002035 1.64 AML other m 2023-01-28T13:10:24.05
IV.T0110.HHE. ML:1.6 0.00023999999999999998 0.14 AML other m 2023-01-28T13:10:24.07
IV.LPEL.HHN. ML:1.4 0.000124 1.14 AML other m 2023-01-28T13:10:27.36
IV.LPEL.HHE. ML:1.4 0.00010850000000000001 1 AML other m 2023-01-28T13:10:27.19
IV.VCEL.EHE. ML:1.6 0.000152 0.74 AML other m 2023-01-28T13:10:28.65
IV.VVLD.HHE. ML:1.2 0.00006135 0.5 AML other m 2023-01-28T13:10:28.57
IV.VCEL.EHN. ML:1.6 0.000157 0.58 AML other m 2023-01-28T13:10:28.84
IV.VVLD.HHN. ML:1.3 0.00006484999999999999 1.58 AML other m 2023-01-28T13:10:29.87
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