Earthquake with magnitude of ML 1.5 on date 12-04-2023 and time 04:33:28 (UTC) in region 3 km SE Antrodoco (RI)

A magnitude ML 1.5 earthquake occured in region: 3 km SE Antrodoco (RI), on

  • 12-04-2023 04:33:28 (UTC)
  • 12-04-2023 06:33:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3930, 13.1040 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
Antrodoco RI 3 2588 2588
Borgo Velino RI 4 972 3560
Castel Sant'Angelo RI 6 1308 4868
Micigliano RI 8 127 4995
Petrella Salto RI 11 1197 6192
Concerviano RI 12 291 6483
Cagnano Amiterno AQ 12 1369 7852
Scoppito AQ 13 3727 11579
Cittaducale RI 13 6828 18407
Borbona RI 14 617 19024
Fiamignano RI 14 1413 20437
Posta RI 15 694 21131
Barete AQ 16 737 21868
Pizzoli AQ 17 4326 26194
Longone Sabino RI 18 597 26791
Varco Sabino RI 18 187 26978
Cantalice RI 19 2755 29733
Montereale AQ 19 2581 32314
Marcetelli RI 19 89 32403
Belmonte in Sabina RI 19 636 33039
Rocca Sinibalda RI 20 815 33854
Tornimparte AQ 20 3187 37041
Rieti RI 20 47698 84739

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km W of L'Aquila (69753 inhabitants)
42 Km E of Terni (111501 inhabitants)
54 Km NE of Guidonia Montecelio (88673 inhabitants)
54 Km NE of Tivoli (56533 inhabitants)
58 Km SW of Teramo (54892 inhabitants)
71 Km SE of Foligno (57155 inhabitants)
76 Km NE of Roma (2864731 inhabitants)
82 Km E of Viterbo (67173 inhabitants)
83 Km NE of Velletri (53303 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
88 Km W of Chieti (51815 inhabitants)
92 Km W of Pescara (121014 inhabitants)
94 Km NE of Pomezia (62966 inhabitants)
96 Km NE of Aprilia (73446 inhabitants)
99 Km SE of Perugia (166134 inhabitants)
99 Km NE of Fiumicino (78395 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 2023-04-12
04:33:28
42.3932 13.1043 10 2024-03-01
17:18:20
Bollettino Sismico Italiano INGV 124772081
Reviewed
Rev100
ML 1.5 2023-04-12
04:33:28
42.4062 13.1055 11 2023-04-13
01:39:19
Sala Sismica INGV-Roma 116325841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-12 04:33:28 ± 0.14
Latitude 42.3932 ± 0.0054
Longitude 13.1043 ± 0.0061
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 124772081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 528
Semi-minor axis of confidence ellipse (meter) 302
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 15
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 58
Number of defining phases 45
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.70237
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 124772081
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-21 01:24:51

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 116325841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-13 01:39:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.TRI.HHZ. 2023-04-12T04:35:11.73 3.0 undecidable manual Sg 9.63 0
IV.ACATE.EHZ. 2023-04-12T04:35:07.05 3.0 positive manual Pg 13.78 0
IV.ACER.HNZ. 2023-04-12T04:34:47.28 3.0 undecidable manual Sn -1.17 0
GU.RORO.HHZ. 2023-04-12T04:34:43.95 3.0 positive manual Pg 11.13 0
1J.FX14.HHZ.00 2023-04-12T04:34:42.89 3.0 negative manual Pn -2.97 0
IV.IMOL.HNZ. 2023-04-12T04:34:36.54 3.0 undecidable manual Sg 1.46 0
CR.STON.BHZ. 2023-04-12T04:34:32.10 3.0 negative manual Pg 8.95 0
IV.TDS.HHZ. 2023-04-12T04:34:32.12 3.0 undecidable manual Pg 4.25 0
GU.IMI.HHZ. 2023-04-12T04:34:31.64 3.0 undecidable manual Pn -1.85 0
OT.OT12.EHZ. 2023-04-12T04:34:10.21 3.0 undecidable manual Pg 2.85 0
IV.VAGA.HNZ. 2023-04-12T04:33:53.44 3.0 undecidable manual P -1.91 0
IV.GUMA.HNZ. 2023-04-12T04:33:53.10 0.6 undecidable manual S 14 76.6677 50 1.47 26
IV.CSP1.EHZ. 2023-04-12T04:33:52.97 0.6 undecidable manual S 6 77.9664 50 0.99 33
IV.MF5.EHZ. 2023-04-12T04:33:51.76 0.3 undecidable manual S 24 72.0723 50 1.35 42
IV.FDMO.HHZ. 2023-04-12T04:33:50.62 0.6 undecidable manual S 359 71.373 50 0.39 43
IV.CESI.HHZ. 2023-04-12T04:33:50.15 0.3 undecidable manual S 347 69.7746 50 0.34 65
IV.MMO1.EHZ. 2023-04-12T04:33:47.00 0.3 undecidable manual S 18 58.9965 50 0.07 70
7F.SIB2.EHE. 2023-04-12T04:33:46.66 0.3 undecidable manual S 16 57.5979 50 0.11 69
7F.SIB1.EHE. 2023-04-12T04:33:46.78 0.3 undecidable manual S 14 57.2982 50 0.32 67
7F.SIB3.EHE. 2023-04-12T04:33:45.84 0.3 undecidable manual S 14 55.1004 50 -0.06 71
IV.CESX.HHE. 2023-04-12T04:33:44.46 3.0 undecidable manual S 0.32 0
IV.TERO.HHZ. 2023-04-12T04:33:43.40 0.3 undecidable manual S 58 48.1185 50 -0.63 62
IV.NRCA.HHZ. 2023-04-12T04:33:43.89 0.3 undecidable manual S 1 48.8178 50 -0.33 67
IV.MTRA.EHE. 2023-04-12T04:33:43.32 0.3 undecidable manual S 31 46.8198 50 -0.37 67
IV.GIGS.HHN. 2023-04-12T04:33:41.37 0.3 undecidable manual S 80 38.9277 50 -0.2 70
IV.MF5.EHZ. 2023-04-12T04:33:41.47 0.3 undecidable manual P 24 72.0723 50 0.3 65
IV.GUMA.HNZ. 2023-04-12T04:33:41.79 0.6 undecidable manual P 14 76.6677 50 -0.08 45
IV.CSP1.EHZ. 2023-04-12T04:33:41.96 0.3 undecidable manual P 6 77.9664 50 -0.12 67
IV.GAVE.EHN. 2023-04-12T04:33:40.98 0.3 undecidable manual S 333 37.3293 50 -0.17 71
IV.CESI.HHZ. 2023-04-12T04:33:40.72 0.1 undecidable manual P 347 69.7746 50 -0.1 91
IV.MOMA.HNZ. 2023-04-12T04:33:40.33 0.3 undecidable manual P 316 63.0924 50 0.54 62
IV.ARRO.EHZ. 2023-04-12T04:33:40.16 0.6 undecidable manual S 307 34.5432 50 -0.24 47
IT.MMP1.HGE. 2023-04-12T04:33:40.20 0.6 undecidable manual S 241 33.2445 50 0.13 48
IV.FDMO.HHZ. 2023-04-12T04:33:40.82 0.3 undecidable manual P 359 71.373 50 -0.25 66
IV.CAMP.HHZ. 2023-04-12T04:33:39.21 0.3 undecidable manual S 57 29.5482 50 0.15 72
IV.SMA1.EHZ. 2023-04-12T04:33:39.72 0.3 undecidable manual S 36 32.4453 50 -0.11 73
IV.MMO1.EHZ. 2023-04-12T04:33:38.92 0.3 undecidable manual P 18 58.9965 50 -0.24 67
7F.SIB3.EHE. 2023-04-12T04:33:38.30 0.1 undecidable manual P 14 55.1004 50 -0.26 90
7F.SIB2.EHE. 2023-04-12T04:33:38.74 0.3 undecidable manual P 16 57.5979 50 -0.2 68
7F.SIB1.EHE. 2023-04-12T04:33:38.75 0.3 undecidable manual P 14 57.2982 50 -0.14 69
MN.AQU.HNE. 2023-04-12T04:33:38.40 0.6 undecidable manual S 100 25.0527 50 0.54 44
IV.TERO.HHZ. 2023-04-12T04:33:37.03 0.3 undecidable manual P 58 48.1185 50 -0.46 66
IV.NRCA.HHZ. 2023-04-12T04:33:37.30 0.1 positive manual P 1 48.8178 50 -0.29 91
IV.CESX.HHE. 2023-04-12T04:33:37.81 3.0 undecidable manual P 0.19 0
IV.FAGN.HHZ. 2023-04-12T04:33:37.44 0.6 undecidable manual P 110 41.8248 50 0.94 37
IV.LNSS.HHZ. 2023-04-12T04:33:37.27 0.3 undecidable manual S 347 23.8539 50 -0.28 71
IV.CERT.HNN. 2023-04-12T04:33:37.90 0.6 undecidable manual P 192 50.3163 50 0.09 47
IV.MTRA.EHE. 2023-04-12T04:33:36.96 0.6 undecidable manual P 31 46.8198 50 -0.33 45
IV.ARRO.EHZ. 2023-04-12T04:33:35.34 0.3 undecidable manual P 307 34.5432 50 -0.05 73
IT.MMP1.HGE. 2023-04-12T04:33:35.41 0.6 undecidable manual P 241 33.2445 50 0.22 47
IV.RM33.EHZ. 2023-04-12T04:33:35.16 0.3 undecidable manual S 35 15.6732 123 0.11 75
IV.GAVE.EHN. 2023-04-12T04:33:35.65 0.3 undecidable manual P 333 37.3293 50 -0.17 71
IV.GIGS.HHN. 2023-04-12T04:33:35.73 0.3 undecidable manual P 80 38.9277 50 -0.34 69
MN.AQU.HNE. 2023-04-12T04:33:34.14 0.3 undecidable manual P 100 25.0527 50 0.22 72
IV.CAMP.HHZ. 2023-04-12T04:33:34.46 0.1 positive manual P 57 29.5482 50 -0.16 97
IV.SMA1.EHZ. 2023-04-12T04:33:34.99 0.1 positive manual P 36 32.4453 50 -0.07 98
IV.LNSS.HHZ. 2023-04-12T04:33:33.71 0.1 positive manual P 347 23.8539 50 -0.03 100
IV.RM33.EHZ. 2023-04-12T04:33:32.54 0.1 positive manual P 35 15.6732 123 0.24 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HNE. ML:1.9 0.00048650000000000006 1.28 AML other m 2023-04-12T04:33:37.64
IV.LNSS.HHE. ML:1.9 0.000504 1.88 AML other m 2023-04-12T04:33:37.94
IV.LNSS.HNN. ML:1.7 0.0003395 0.56 AML other m 2023-04-12T04:33:38.58
IV.LNSS.HHN. ML:1.7 0.00031800000000000003 0.54 AML other m 2023-04-12T04:33:38.30
IV.SMA1.EHN. ML:1.4 0.00011565 0.48 AML other m 2023-04-12T04:33:40.33
IV.ARRO.EHN. ML:1.2 0.0000596 0.2 AML other m 2023-04-12T04:33:41.37
IV.ARRO.EHE. ML:1.1 0.000048899999999999996 0.2 AML other m 2023-04-12T04:33:42.56
IV.SMA1.EHE. ML:1.8 0.000251 0.4 AML other m 2023-04-12T04:33:42.60
IV.NRCA.HHE. ML:1.7 0.0001255 0.12 AML other m 2023-04-12T04:33:45.15
IV.FAGN.HHN. ML:1.3 0.000060700000000000005 0.32 AML other m 2023-04-12T04:33:45.27
IV.NRCA.HHN. ML:1.5 0.00009224999999999999 0.88 AML other m 2023-04-12T04:33:45.53
IV.FAGN.HHE. ML:1.4 0.00007764999999999999 0.56 AML other m 2023-04-12T04:33:46.05
IV.MMO1.EHN. ML:1.2 0.0000366 0.32 AML other m 2023-04-12T04:33:47.48
IV.MMO1.EHE. ML:1.3 0.000041 0.74 AML other m 2023-04-12T04:33:48.39
IV.CESI.HHE. ML:1.2 0.000024349999999999996 1.2 AML other m 2023-04-12T04:33:51.61
IV.CESI.HHN. ML:1.4 0.000047 0.18 AML other m 2023-04-12T04:33:51.78
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