Earthquake with magnitude of ML 1.4 on date 11-05-2023 and time 19:17:07 (UTC) in region 4 km S Lecce nei Marsi (AQ)

A magnitude ML 1.4 earthquake occured in region: 4 km S Lecce nei Marsi (AQ), on

  • 11-05-2023 19:17:07 (UTC)
  • 11-05-2023 21:17:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.9020, 13.7000 at 10 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
Lecce nei Marsi AQ 4 1702 1702
Bisegna AQ 5 223 1925
Gioia dei Marsi AQ 6 1989 3914
Villavallelonga AQ 7 919 4833
Ortucchio AQ 8 1860 6693
Collelongo AQ 10 1233 7926
Ortona dei Marsi AQ 11 542 8468
Villalago AQ 12 568 9036
Pescasseroli AQ 13 2203 11239
San Benedetto dei Marsi AQ 13 3909 15148
Anversa degli Abruzzi AQ 14 341 15489
Pescina AQ 14 4133 19622
Trasacco AQ 15 6246 25868
Scanno AQ 15 1847 27715
Balsorano AQ 16 3569 31284
Cocullo AQ 16 230 31514
San Vincenzo Valle Roveto AQ 16 2347 33861
Pescosolido FR 17 1555 35416
Opi AQ 17 420 35836
Campoli Appennino FR 18 1725 37561
Collarmele AQ 19 894 38455
Civita d'Antino AQ 19 979 39434
Bugnara AQ 19 1125 40559
Cerchio AQ 20 1635 42194

Municipalities with at least 50000 inhabitants

An earthquake occurred to
56 Km SE of L'Aquila (69753 inhabitants)
63 Km SW of Chieti (51815 inhabitants)
75 Km E of Tivoli (56533 inhabitants)
76 Km SW of Pescara (121014 inhabitants)
78 Km SW of Montesilvano (53738 inhabitants)
80 Km E of Velletri (53303 inhabitants)
81 Km E of Guidonia Montecelio (88673 inhabitants)
82 Km NE of Latina (125985 inhabitants)
84 Km S of Teramo (54892 inhabitants)
94 Km E of Aprilia (73446 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 1.4 2023-05-11
19:17:07
41.9018 13.7002 10 2023-05-11
21:21:52
Sala Sismica INGV-Roma 117261171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-11 19:17:07 ± 0.09
Latitude 41.9018 ± 0.0054
Longitude 13.7002 ± 0.0072
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117261171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 618
Semi-minor axis of confidence ellipse (meter) 616
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 250
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39120
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 117261171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-11 21:21:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CARD.HHZ. 2023-05-11T19:18:35.85 3.0 undecidable manual Sg 10.14 0
7C.SPAOL.HNZ. 2023-05-11T19:18:27.61 3.0 negative manual Pg 13.55 0
IV.CSNT.HHZ. 2023-05-11T19:18:07.10 3.0 undecidable manual Sg 1.06 0
IV.TRIF.CHZ. 2023-05-11T19:18:06.27 3.0 undecidable manual Sg -0.45 0
IV.RNI2.HHE. 2023-05-11T19:17:21.58 0.6 undecidable manual S 120 43.4232 50 0.14 47
IV.T0110.HHE. 2023-05-11T19:17:19.71 0.6 undecidable manual S 10 36.8298 50 0.02 49
IV.LRP.EHZ. 2023-05-11T19:17:17.26 0.6 undecidable manual S 198 29.748 50 -0.54 44
IV.PTQR.HHE. 2023-05-11T19:17:17.97 0.6 undecidable manual S 298 28.0497 50 0.63 43
IV.MMO1.EHZ. 2023-05-11T19:17:16.50 3.0 positive manual P -4.12 0
IV.RNI2.HHE. 2023-05-11T19:17:15.86 0.3 undecidable manual P 120 43.4232 50 0.5 65
IV.INTR.HHZ. 2023-05-11T19:17:14.68 0.6 undecidable manual S 54 20.7681 115 -0.34 47
IV.T0110.HHE. 2023-05-11T19:17:14.11 0.3 undecidable manual P 10 36.8298 50 -0.25 70
IT.OPI.HGE. 2023-05-11T19:17:14.17 0.6 undecidable manual S 142 17.5713 119 0.14 49
IV.PTQR.HHE. 2023-05-11T19:17:12.96 0.3 undecidable manual P 298 28.0497 50 -0.04 74
IV.LRP.EHZ. 2023-05-11T19:17:12.83 0.3 undecidable manual P 198 29.748 50 -0.44 68
IV.VVLD.HHZ. 2023-05-11T19:17:11.19 0.3 undecidable manual S 241 7.2927 143 -0.08 76
IV.INTR.HHZ. 2023-05-11T19:17:11.58 0.1 positive manual P 54 20.7681 115 -0.08 99
IT.OPI.HGE. 2023-05-11T19:17:11.29 0.3 undecidable manual P 142 17.5713 119 0.2 73
IV.VVLD.HHZ. 2023-05-11T19:17:09.64 0.1 negative manual P 241 7.2927 143 0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VVLD.HNE. ML:1.5 0.0004355 0.54 AML other m 2023-05-11T19:17:11.25
IV.VVLD.HHE. ML:1.5 0.00045799999999999997 0.54 AML other m 2023-05-11T19:17:11.25
IV.VVLD.HNN. ML:1.5 0.0005035 0.14 AML other m 2023-05-11T19:17:11.32
IV.VVLD.HHN. ML:1.6 0.000565 0.14 AML other m 2023-05-11T19:17:11.32
IV.INTR.HHE. ML:1.2 0.00011324999999999999 1.38 AML other m 2023-05-11T19:17:14.84
IV.INTR.HHN. ML:1.2 0.0001005 0.52 AML other m 2023-05-11T19:17:19.58
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