Earthquake with magnitude of ML 1.3 on date 08-04-2023 and time 00:16:19 (UTC) in region 3 km SE Amatrice (RI)

A magnitude ML 1.3 earthquake occured in region: 3 km SE Amatrice (RI), on

  • 08-04-2023 00:16:19 (UTC)
  • 08-04-2023 02:16:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6150, 13.3130 at 11 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Amatrice RI 3 2657 2657
Campotosto AQ 8 542 3199
Accumoli RI 10 667 3866
Capitignano AQ 11 665 4531
Montereale AQ 11 2581 7112
Cittareale RI 12 482 7594
Crognaleto TE 16 1297 8891
Cortino TE 16 656 9547
Arquata del Tronto AP 18 1178 10725
Barete AQ 18 737 11462
Borbona RI 19 617 12079
Cagnano Amiterno AQ 19 1369 13448
Acquasanta Terme AP 19 2916 16364
Rocca Santa Maria TE 19 537 16901
Fano Adriano TE 20 296 17197
Pizzoli AQ 20 4326 21523

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km N of L'Aquila (69753 inhabitants)
33 Km W of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
63 Km SE of Foligno (57155 inhabitants)
70 Km W of Montesilvano (53738 inhabitants)
76 Km W of Pescara (121014 inhabitants)
76 Km W of Chieti (51815 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
84 Km NE of Tivoli (56533 inhabitants)
93 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
Reviewed
Rev100
ML 1.3 2023-04-08
00:16:19
42.6152 13.3128 11 2023-04-08
00:23:44
Sala Sismica INGV-Roma 116158131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-08 00:16:19 ± 0.07
Latitude 42.6152 ± 0.0045
Longitude 13.3128 ± 0.0061
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 116158131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 584
Semi-minor axis of confidence ellipse (meter) 424
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 218
Circular confidence region, given by single value of horizontal uncertainty (meter) 580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 64
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.02248
Epicentral distance of station farthest from the epicenter (degree) 0.76442
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 116158131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-08 00:23:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CING.HHZ. 2023-04-08T00:16:46.26 3.0 undecidable manual S 354 84.8484 50 1.59 0
IV.ASSB.HHZ. 2023-04-08T00:16:41.79 0.3 undecidable manual S 312 71.2731 50 0.75 55
IV.MOMA.HHZ. 2023-04-08T00:16:39.14 3.0 undecidable manual S 64.0914 0.03 0
IV.MML1.EHZ. 2023-04-08T00:16:38.85 0.3 undecidable manual S 333 61.8936 50 0.33 64
IV.T0110.HHZ. 2023-04-08T00:16:38.73 3.0 undecidable manual S 138 57.1983 50 1.45 0
IV.GUMA.HHZ. 2023-04-08T00:16:36.20 0.1 undecidable manual S 2 49.7169 50 0.93 70
IV.CSP1.EHZ. 2023-04-08T00:16:36.37 0.3 undecidable manual S 351 53.6019 50 0.05 69
IV.CESI.HHZ. 2023-04-08T00:16:36.67 0.3 undecidable manual S 323 54.501 50 0.1 68
IV.FDMO.HHZ. 2023-04-08T00:16:35.25 0.6 undecidable manual S 339 50.2164 50 -0.17 45
IV.MF5.EHZ. 2023-04-08T00:16:34.34 0.3 undecidable manual S 16 43.0236 50 0.84 55
IV.CING.HHZ. 2023-04-08T00:16:33.94 0.1 undecidable manual P 354 84.8484 50 -0.1 85
IV.MOMA.HHZ. 2023-04-08T00:16:33.18 3.0 undecidable manual P 64.0914 2.35 0
IV.ASSB.HHZ. 2023-04-08T00:16:31.64 1.0 undecidable manual P 312 71.2731 50 -0.3 21
IV.T0110.HHZ. 2023-04-08T00:16:30.05 0.3 undecidable manual P 138 57.1983 50 0.28 65
IV.MML1.EHZ. 2023-04-08T00:16:30.29 0.3 undecidable manual P 333 61.8936 50 -0.2 66
IV.MMO1.EHZ. 2023-04-08T00:16:30.01 0.3 undecidable manual S 2 31.5462 50 -0.42 66
IV.NRCA.HHZ. 2023-04-08T00:16:29.15 0.1 undecidable manual S 326 29.1486 50 -0.64 82
IV.GIGS.HHZ. 2023-04-08T00:16:29.24 0.1 undecidable manual S 130 27.8499 50 -0.2 93
IV.CSP1.EHZ. 2023-04-08T00:16:29.04 0.3 undecidable manual P 351 53.6019 50 -0.18 67
IV.CESI.HHZ. 2023-04-08T00:16:29.15 0.3 undecidable manual P 323 54.501 50 -0.21 66
IV.FDMO.HHZ. 2023-04-08T00:16:28.34 0.3 undecidable manual P 339 50.2164 50 -0.35 65
IV.GUMA.HHZ. 2023-04-08T00:16:28.75 0.1 undecidable manual P 2 49.7169 50 0.14 91
IV.FAGN.HHZ. 2023-04-08T00:16:28.05 0.1 undecidable manual P 150 44.622 50 0.21 90
IV.TERO.HHZ. 2023-04-08T00:16:28.00 0.1 undecidable manual S 88 23.754 50 -0.36 91
IV.MF5.EHZ. 2023-04-08T00:16:27.92 0.1 undecidable manual P 16 43.0236 50 0.33 88
IV.LNSS.HHZ. 2023-04-08T00:16:27.70 0.3 undecidable manual S 267 22.2555 50 -0.26 70
IV.MMO1.EHZ. 2023-04-08T00:16:25.56 0.1 undecidable manual P 2 31.5462 50 -0.26 91
IV.CAMP.HHZ. 2023-04-08T00:16:25.11 0.1 undecidable manual S 138 11.7771 133 0.03 99
IV.NRCA.HHZ. 2023-04-08T00:16:25.16 0.1 undecidable manual P 326 29.1486 50 -0.28 91
IV.RM33.EHZ. 2023-04-08T00:16:25.88 0.1 undecidable manual S 214 14.2746 127 0.14 96
IV.GIGS.HHZ. 2023-04-08T00:16:25.17 0.3 undecidable manual P 130 27.8499 50 -0.07 72
IV.LNSS.HHZ. 2023-04-08T00:16:24.34 0.3 undecidable manual P 267 22.2555 50 -0.05 73
IV.TERO.HHZ. 2023-04-08T00:16:24.57 0.3 undecidable manual P 88 23.754 50 -0.05 72
IV.RM33.EHZ. 2023-04-08T00:16:23.35 0.1 undecidable manual P 214 14.2746 127 0.24 94
IV.SMA1.EHZ. 2023-04-08T00:16:23.01 0.1 undecidable manual S 47 2.4975 167 -0.38 93
IV.CAMP.HHZ. 2023-04-08T00:16:22.97 0.1 undecidable manual P 138 11.7771 133 0.24 95
IV.SMA1.EHZ. 2023-04-08T00:16:21.81 0.1 undecidable manual P 47 2.4975 167 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.4 0.000451 0.4 AML other m 2023-04-08T00:16:23.47
IV.SMA1.EHE. ML:1.5 0.000557 0.42 AML other m 2023-04-08T00:16:24.25
IV.CAMP.HHN. ML:1.2 0.0001875 0.24 AML other m 2023-04-08T00:16:25.42
IV.CAMP.HHE. ML:1.1 0.00014900000000000002 0.24 AML other m 2023-04-08T00:16:25.27
IV.RM33.EHN. ML:1.3 0.00020500000000000002 0.22 AML other m 2023-04-08T00:16:26.12
IV.RM33.EHE. ML:1.3 0.000191 1.72 AML other m 2023-04-08T00:16:26.99
IV.LNSS.HHN. ML:1.1 0.0000753 1.3 AML other m 2023-04-08T00:16:28.91
IV.LNSS.HHE. ML:1.2 0.00010059999999999999 0.12 AML other m 2023-04-08T00:16:28.42
IV.NRCA.HHN. ML:1.8 0.00027400000000000005 0.18 AML other m 2023-04-08T00:16:29.27
IV.NRCA.HHE. ML:2.0 0.000488 0.12 AML other m 2023-04-08T00:16:29.35
IV.GIGS.HHN. ML:0.6 0.000019699999999999998 1.02 AML other m 2023-04-08T00:16:29.96
IV.GIGS.HHE. ML:0.6 0.00001845 0.78 AML other m 2023-04-08T00:16:30.11
IV.MMO1.EHN. ML:1.2 0.00007159999999999999 0.36 AML other m 2023-04-08T00:16:30.43
IV.MMO1.EHE. ML:1.1 0.00005505 0.3 AML other m 2023-04-08T00:16:30.77
IV.GUMA.HHE. ML:1.5 0.00008945 0.62 AML other m 2023-04-08T00:16:36.54
IV.GUMA.HHN. ML:1.4 0.00007225000000000001 1.62 AML other m 2023-04-08T00:16:36.04
IV.FAGN.HHE. ML:1.3 0.00005645 1.72 AML other m 2023-04-08T00:16:37.86
IV.CESI.HHE. ML:1.0 0.0000262 1.48 AML other m 2023-04-08T00:16:38.06
IV.CESI.HHN. ML:1.3 0.0000446 0.96 AML other m 2023-04-08T00:16:38.06
IV.FAGN.HHN. ML:1.2 0.00004875 0.6 AML other m 2023-04-08T00:16:39.63
IV.T0110.HHN. ML:1.2 0.000036200000000000006 0.68 AML other m 2023-04-08T00:16:40.82
IV.T0110.HHE. ML:1.2 0.00003435000000000001 0.64 AML other m 2023-04-08T00:16:42.66
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