Earthquake with magnitude of ML 1.3 on date 19-04-2023 and time 00:48:01 (Italy) in region 3 km S Capitignano (AQ)

A magnitude ML 1.3 earthquake occured in region: 3 km S Capitignano (AQ), on

  • 18-04-2023 22:48:01 (UTC)
  • 19-04-2023 00:48:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4940, 13.3110 at 12 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
Capitignano AQ 3 665 665
Barete AQ 5 737 1402
Montereale AQ 6 2581 3983
Pizzoli AQ 7 4326 8309
Cagnano Amiterno AQ 8 1369 9678
Campotosto AQ 9 542 10220
Scoppito AQ 14 3727 13947
Borbona RI 15 617 14564
Crognaleto TE 15 1297 15861
Amatrice RI 15 2657 18518
L'Aquila AQ 17 69753 88271
Posta RI 18 694 88965
Cittareale RI 19 482 89447
Fano Adriano TE 20 296 89743

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of L'Aquila (69753 inhabitants)
37 Km SW of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
71 Km SE of Foligno (57155 inhabitants)
72 Km W of Chieti (51815 inhabitants)
72 Km NE of Tivoli (56533 inhabitants)
73 Km NE of Guidonia Montecelio (88673 inhabitants)
74 Km W of Pescara (121014 inhabitants)
95 Km NE of Roma (2864731 inhabitants)
99 Km E of Viterbo (67173 inhabitants)
100 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 1.3 2023-04-18
22:48:01
42.4943 13.3108 12 2024-03-01
17:18:20
Bollettino Sismico Italiano INGV 125093181
Reviewed
Rev100
ML 1.3 2023-04-18
22:48:01
42.5005 13.3117 13 2023-04-18
23:13:51
Sala Sismica INGV-Roma 116498381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-18 22:48:01 ± 0.11
Latitude 42.4943 ± 0.0063
Longitude 13.3108 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 125093181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 486
Semi-minor axis of confidence ellipse (meter) 469
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 9
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 180
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.07285
Epicentral distance of station farthest from the epicenter (degree) 0.60165
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 116498381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-18 23:13:51

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 125093181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-02-07 11:10:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2023-04-18T22:48:22.72 0.6 undecidable manual S 353 66.7776 91 0.79 38
IV.MMO1.EHZ. 2023-04-18T22:48:16.23 0.6 undecidable manual S 2 44.9217 91 0.14 47
IV.NRCA.HHZ. 2023-04-18T22:48:14.79 0.6 undecidable manual S 337 40.9257 92 -0.22 45
IV.CSP1.EHZ. 2023-04-18T22:48:13.45 0.3 undecidable manual P 353 66.7776 91 0.1 68
IV.CESI.HHZ. 2023-04-18T22:48:13.16 0.3 undecidable manual P 330 65.5899 91 0 68
IV.MTRA.EHE. 2023-04-18T22:48:11.70 0.6 undecidable manual S 13 29.9478 93 -0.38 44
IV.LNSS.HHZ. 2023-04-18T22:48:10.52 0.6 undecidable manual S 299 25.1526 94 -0.29 46
IV.TERO.HHZ. 2023-04-18T22:48:10.84 0.6 undecidable manual S 59 27.8499 93 -0.69 40
IV.MMO1.EHZ. 2023-04-18T22:48:09.99 0.1 undecidable manual P 2 44.9217 91 0.01 94
IV.NRCA.HHZ. 2023-04-18T22:48:09.24 0.1 negative manual P 337 40.9257 92 -0.11 93
IV.ARRO.EHZ. 2023-04-18T22:48:09.96 0.3 undecidable manual P 282 45.5211 91 -0.11 70
IV.GIGS.HHZ. 2023-04-18T22:48:09.71 0.6 undecidable manual S 102 21.9669 95 -0.24 47
IV.SMA1.EHZ. 2023-04-18T22:48:08.36 0.6 undecidable manual S 8 15.2736 104 0.18 50
IV.TERO.HHZ. 2023-04-18T22:48:07.36 0.1 undecidable manual P 59 27.8499 93 0.01 98
IV.MTRA.EHE. 2023-04-18T22:48:07.54 0.1 undecidable manual P 13 29.9478 93 -0.13 94
IV.RM33.EHZ. 2023-04-18T22:48:06.22 0.6 undecidable manual S 282 8.0808 134 -0.3 48
IV.GIGS.HHZ. 2023-04-18T22:48:06.48 0.1 undecidable manual P 102 21.9669 95 0.04 99
IV.CAMP.HHZ. 2023-04-18T22:48:06.77 0.6 undecidable manual S 60 9.2796 129 0.02 50
IV.LNSS.HHZ. 2023-04-18T22:48:06.92 0.1 undecidable manual P 299 25.1526 94 -0.01 98
IV.SMA1.EHZ. 2023-04-18T22:48:05.59 0.1 undecidable manual P 8 15.2736 104 0.18 98
IV.RM33.EHZ. 2023-04-18T22:48:04.55 0.1 undecidable manual P 282 8.0808 134 0.09 100
IV.CAMP.HHZ. 2023-04-18T22:48:04.87 0.1 negative manual P 60 9.2796 129 0.28 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.4 0.0003355 0.18 AML other m 2023-04-18T22:48:06.33
IV.RM33.EHE. ML:1.5 0.00040500000000000003 0.86 AML other m 2023-04-18T22:48:06.35
IV.CAMP.HHN. ML:1.1 0.000151 1.6 AML other m 2023-04-18T22:48:07.96
IV.CAMP.HHE. ML:0.9 0.0000887 1.52 AML other m 2023-04-18T22:48:07.94
IV.SMA1.EHN. ML:1.9 0.000719 0.34 AML other m 2023-04-18T22:48:08.88
IV.SMA1.EHE. ML:1.6 0.0003075 1.38 AML other m 2023-04-18T22:48:08.75
IV.GIGS.HHE. ML:0.7 0.00003655 0.22 AML other m 2023-04-18T22:48:09.76
IV.GIGS.HHN. ML:0.6 0.00002425 0.24 AML other m 2023-04-18T22:48:10.84
IV.LNSS.HHE. ML:1.4 0.000148 0.14 AML other m 2023-04-18T22:48:11.07
IV.LNSS.HHN. ML:1.3 0.00010795000000000001 0.14 AML other m 2023-04-18T22:48:11.10
IV.TERO.HHE. ML:1.1 0.00007145 0.56 AML other m 2023-04-18T22:48:11.61
IV.TERO.HHN. ML:1.2 0.00008975 0.38 AML other m 2023-04-18T22:48:12.95
IV.NRCA.HHN. ML:1.4 0.000087 0.48 AML other m 2023-04-18T22:48:14.72
IV.NRCA.HHE. ML:1.5 0.0001105 0.94 AML other m 2023-04-18T22:48:15.40
IV.MMO1.EHN. ML:1.5 0.00008675 0.26 AML other m 2023-04-18T22:48:16.55
IV.MMO1.EHE. ML:1.2 0.000043249999999999994 0.5 AML other m 2023-04-18T22:48:18.87
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