Earthquake with magnitude of ML 1.5 on date 19-04-2023 and time 08:59:50 (Italy) in region 1 km W Cagnano Amiterno (AQ)

A magnitude ML 1.5 earthquake occured in region: 1 km W Cagnano Amiterno (AQ), on

  • 19-04-2023 06:59:50 (UTC)
  • 19-04-2023 08:59:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4620, 13.2090 at 11 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
Cagnano Amiterno AQ 1 1369 1369
Barete AQ 6 737 2106
Pizzoli AQ 8 4326 6432
Montereale AQ 8 2581 9013
Borbona RI 8 617 9630
Capitignano AQ 10 665 10295
Scoppito AQ 11 3727 14022
Posta RI 12 694 14716
Antrodoco RI 12 2588 17304
Micigliano RI 13 127 17431
Borgo Velino RI 14 972 18403
Castel Sant'Angelo RI 16 1308 19711
Campotosto AQ 17 542 20253
Cittareale RI 18 482 20735
L'Aquila AQ 20 69753 90488
Amatrice RI 20 2657 93145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of L'Aquila (69753 inhabitants)
46 Km W of Teramo (54892 inhabitants)
47 Km E of Terni (111501 inhabitants)
65 Km NE of Tivoli (56533 inhabitants)
65 Km NE of Guidonia Montecelio (88673 inhabitants)
69 Km SE of Foligno (57155 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
80 Km W of Chieti (51815 inhabitants)
83 Km W of Pescara (121014 inhabitants)
87 Km NE of Roma (2864731 inhabitants)
91 Km E of Viterbo (67173 inhabitants)
93 Km NE of Velletri (53303 inhabitants)
98 Km SE of Perugia (166134 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 2023-04-19
06:59:50
42.4618 13.2092 11 2024-03-01
17:18:12
Bollettino Sismico Italiano INGV 118802641
Reviewed
Rev100
ML 1.5 2023-04-19
06:59:50
42.4593 13.2067 11 2023-04-19
07:31:22
Sala Sismica INGV-Roma 116508781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-19 06:59:50 ± 0.05
Latitude 42.4618 ± 0.0009
Longitude 13.2092 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 118802641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 380
Semi-minor axis of confidence ellipse (meter) 137
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 267
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 161
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.04766
Epicentral distance of station farthest from the epicenter (degree) 0.62953
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 118802641
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-29 11:18:26

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 116508781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-19 07:31:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2023-04-19T07:00:06.81 0.6 undecidable manual S 11 49.5171 90 0.33 44
7F.SIB1.EHE. 2023-04-19T07:00:06.56 0.6 undecidable manual S 6 48.3183 90 0.4 44
IV.NRCA.HHZ. 2023-04-19T07:00:04.36 0.3 undecidable manual S 349 41.9247 90 -0.12 71
IV.CSP1.EHZ. 2023-04-19T07:00:03.11 0.3 undecidable manual P 360 69.8745 90 0.1 68
IV.FDMO.HHZ. 2023-04-19T07:00:02.12 0.6 undecidable manual P 351 64.491 90 -0.06 46
IV.MOMA.HHZ. 2023-04-19T07:00:02.44 0.3 undecidable manual P 306 64.491 90 0.26 67
IV.TERO.HHZ. 2023-04-19T07:00:02.83 0.6 undecidable manual S 61 36.8298 90 -0.29 46
IV.GIGS.HHZ. 2023-04-19T07:00:00.97 0.6 undecidable manual S 92 29.748 90 -0.25 47
IV.CESX.HHE. 2023-04-19T07:00:00.93 0.6 undecidable manual P 288 53.4021 90 0.46 44
7F.SIB3.EHN. 2023-04-19T06:59:59.12 0.1 undecidable manual P 6 46.1205 90 -0.22 92
7F.SIB1.EHE. 2023-04-19T06:59:59.74 0.1 undecidable manual P 6 48.3183 90 0.06 95
IV.SMA1.EHZ. 2023-04-19T06:59:59.13 0.6 undecidable manual S 29 21.3675 91 0.15 48
IV.MMO1.EHZ. 2023-04-19T06:59:59.90 0.3 undecidable manual P 11 49.5171 90 0.04 71
7F.SIB2.EHE. 2023-04-19T06:59:59.66 0.1 undecidable manual P 9 48.2184 90 -0.01 95
IV.LNSS.HHZ. 2023-04-19T06:59:58.49 0.6 undecidable manual S 319 20.868 91 -0.35 46
IV.ARRO.EHZ. 2023-04-19T06:59:58.04 0.6 undecidable manual P 290 38.5281 90 -0.14 47
IV.NRCA.HHZ. 2023-04-19T06:59:58.53 0.1 undecidable manual P 349 41.9247 90 -0.17 93
MN.AQU.HNN. 2023-04-19T06:59:58.88 0.6 undecidable manual S 127 19.9689 91 0.26 48
IV.FAGN.HHZ. 2023-04-19T06:59:58.34 0.6 undecidable manual P 125 37.629 90 0.3 46
IV.CAMP.HHZ. 2023-04-19T06:59:58.15 0.3 undecidable manual S 63 18.2706 91 -0.01 75
IV.TERO.HHZ. 2023-04-19T06:59:57.67 0.1 negative manual P 61 36.8298 90 -0.25 93
IV.MTRA.EHE. 2023-04-19T06:59:57.75 0.1 undecidable manual P 25 36.1416 90 -0.05 97
IV.GIGS.HHZ. 2023-04-19T06:59:56.65 0.1 undecidable manual P 92 29.748 90 -0.17 95
IV.CAMP.HHZ. 2023-04-19T06:59:55.19 0.1 undecidable manual P 63 18.2706 91 0.13 98
IV.LNSS.HHZ. 2023-04-19T06:59:55.47 0.1 positive manual P 319 20.868 91 0.02 100
IV.SMA1.EHZ. 2023-04-19T06:59:55.73 0.1 undecidable manual P 29 21.3675 91 0.2 96
MN.AQU.HNN. 2023-04-19T06:59:55.21 0.6 undecidable manual P 127 19.9689 91 -0.11 49
IV.RM33.EHZ. 2023-04-19T06:59:54.98 0.3 undecidable manual S 5 5.2947 147 -0.12 76
IV.RM33.EHZ. 2023-04-19T06:59:53.46 0.1 undecidable manual P 5 5.2947 147 0.17 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.5 0.0004669293 0.0832 AML other m 2023-04-19T06:59:55.03
IV.RM33.HNE. ML:1.9 0.0012082645 0.2784 AML other m 2023-04-19T06:59:55.33
IV.RM33.EHE. ML:1.9 0.001208554 0.2784 AML other m 2023-04-19T06:59:55.34
IV.RM33.HNN. ML:1.5 0.00047706570000000006 0.2496 AML other m 2023-04-19T06:59:55.76
IV.CAMP.HHE. ML:1.0 0.00008385 0.36 AML other m 2023-04-19T06:59:58.25
IV.CAMP.HHN. ML:1.2 0.0001265 1.04 AML other m 2023-04-19T06:59:58.47
IV.SMA1.EHN. ML:1.7 0.00035999999999999997 0.24 AML other m 2023-04-19T06:59:59.45
IV.SMA1.EHE. ML:1.9 0.000509 0.52 AML other m 2023-04-19T06:59:59.47
IV.LNSS.HHE. ML:1.6 0.00028399999999999996 1.08 AML other m 2023-04-19T06:59:59.21
IV.LNSS.HHN. ML:1.7 0.0003179999999999999 0.26 AML other m 2023-04-19T06:59:59.78
IV.LNSS.HNN. ML:1.5 0.00024126629999999998 0.2816 AML other m 2023-04-19T07:00:01.04
IV.GIGS.HHE. ML:0.7 0.0000247 0.28 AML other m 2023-04-19T07:00:01.68
IV.GIGS.HHN. ML:0.7 0.00002715 0.46 AML other m 2023-04-19T07:00:02.69
IV.TERO.HHE. ML:1.1 0.000052449999999999994 1.08 AML other m 2023-04-19T07:00:03.16
IV.TERO.HHN. ML:1.2 0.0000645 0.82 AML other m 2023-04-19T07:00:04.52
IV.NRCA.HHE. ML:1.7 0.0001715 0.18 AML other m 2023-04-19T07:00:04.79
IV.NRCA.HHN. ML:1.6 0.00014250000000000002 0.12 AML other m 2023-04-19T07:00:05.14
IV.MMO1.EHE. ML:1.6 0.0000957 1.16 AML other m 2023-04-19T07:00:06.88
IV.MMO1.EHN. ML:1.5 0.00008905000000000001 1.76 AML other m 2023-04-19T07:00:07.03
IV.FDMO.HHN. ML:1.0 0.00002005 0.14 AML other m 2023-04-19T07:00:12.30
IV.FDMO.HHE. ML:1.1 0.000024299999999999998 0.14 AML other m 2023-04-19T07:00:12.63
IV.NRCA.HNN. ML:1.8 0.00020686915 0.7904 AML other m 2023-04-19T07:00:03.50
IV.NRCA.HNE. ML:1.7 0.000151186025 0.128 AML other m 2023-04-19T07:00:04.78
IV.MOMA.HHE. ML:1.3 0.000039719025 0.1408 AML other m 2023-04-19T07:00:12.04
IV.CSP1.EHN. ML:1.5 0.000050417815 0.1984 AML other m 2023-04-19T07:00:13.37
IV.CSP1.EHE. ML:1.5 0.000055906255 0.24 AML other m 2023-04-19T07:00:14.59
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