Earthquake with magnitude of ML 1.4 on date 18-11-2023 and time 23:30:52 (Italy) in region 3 km S Acquaro (VV)

A magnitude ML 1.4 earthquake occured in region: 3 km S Acquaro (VV), on

  • 18-11-2023 22:30:52 (UTC)
  • 18-11-2023 23:30:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.5260, 16.1970 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
Acquaro VV 4 2484 2484
Dinami VV 4 2168 4652
Arena VV 4 1456 6108
Dasà VV 5 1208 7316
San Pietro di Caridà RC 6 1195 8511
Gerocarne VV 7 2248 10759
Sorianello VV 8 1176 11935
Serrata RC 8 845 12780
Soriano Calabro VV 9 2421 15201
Candidoni RC 10 416 15617
Fabrizia VV 10 2195 17812
Giffone RC 10 1907 19719
Galatro RC 11 1709 21428
Laureana di Borrello RC 11 5174 26602
Mongiana VV 11 740 27342
Pizzoni VV 12 1143 28485
Serra San Bruno VV 13 6734 35219
Maropati RC 13 1524 36743
Vazzano VV 13 1067 37810
Feroleto della Chiesa RC 13 1695 39505
Francica VV 13 1651 41156
Nardodipace VV 14 1305 42461
Anoia RC 14 2212 44673
Mileto VV 15 6763 51436
Cinquefrondi RC 15 6539 57975
Spadola VV 15 825 58800
Brognaturo VV 15 735 59535
Simbario VV 16 966 60501
Melicucco RC 16 5101 65602
San Gregorio d'Ippona VV 16 2527 68129
Vallelonga VV 16 706 68835
San Costantino Calabro VV 16 2239 71074
Polistena RC 17 10496 81570
San Calogero VV 17 4315 85885
Ionadi VV 17 4238 90123
San Giorgio Morgeto RC 17 3058 93181
San Nicola da Crissa VV 17 1335 94516
Filandari VV 18 1853 96369
Filogaso VV 18 1417 97786
Stefanaconi VV 18 2494 100280
Grotteria RC 18 3154 103434
Mammola RC 19 2847 106281
Vibo Valentia VV 19 33941 140222
Rombiolo VV 19 4569 144791
San Giovanni di Gerace RC 19 481 145272
Rosarno RC 19 14841 160113
Sant'Onofrio VV 20 3067 163180

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km S of Lamezia Terme (70714 inhabitants)
55 Km SW of Catanzaro (90612 inhabitants)
67 Km NE of Reggio di Calabria (183035 inhabitants)
67 Km NE of Messina (238439 inhabitants)
86 Km S of Cosenza (67546 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 2023-11-18
22:30:52
38.5257 16.1973 11 2023-11-18
22:36:21
Sala Sismica INGV-Roma 123240831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-18 22:30:52 ± 0.09
Latitude 38.5257 ± 0.0054
Longitude 16.1973 ± 0.0069
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123240831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 850
Semi-minor axis of confidence ellipse (meter) 250
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 316
Circular confidence region, given by single value of horizontal uncertainty (meter) 850.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.46585
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 123240831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-18 22:36:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
7C.SPAOL.HNZ. 2023-11-18T22:31:17.31 3.0 undecidable manual P 0.18 0
IV.SOI.EHZ. 2023-11-18T22:31:09.06 0.3 undecidable manual S 194 51.7038 90 -0.04 68
IV.GIZZ.HHE. 2023-11-18T22:31:08.40 0.6 undecidable manual S 1 50.4162 90 -0.35 43
IV.GRI.EHZ. 2023-11-18T22:31:05.19 0.6 undecidable manual S 30 38.1285 90 -0.29 44
IY.OPPI.HHE. 2023-11-18T22:31:03.27 0.6 undecidable manual S 210 32.9448 90 -0.83 39
IV.SOI.EHZ. 2023-11-18T22:31:02.15 0.6 negative manual P 194 51.7038 90 -0.08 46
IY.CHCE.HHZ.00 2023-11-18T22:31:02.40 0.6 undecidable manual S 47 25.752 90 0.23 46
IV.GIZZ.HHE. 2023-11-18T22:31:02.68 0.6 undecidable manual P 1 50.4162 90 0.65 39
IV.PLAC.HHZ. 2023-11-18T22:31:01.26 0.3 undecidable manual S 112 22.5552 90 -0.07 73
IV.GRI.EHZ. 2023-11-18T22:31:00.08 0.6 undecidable manual P 30 38.1285 90 -0.06 47
IY.OPPI.HHE. 2023-11-18T22:30:59.32 0.6 undecidable manual P 210 32.9448 90 -0.02 47
7C.CSGE1.HNZ. 2023-11-18T22:30:59.04 0.3 undecidable manual P 176 28.3494 90 0.4 65
IY.CHCE.HHZ.00 2023-11-18T22:30:58.43 0.3 undecidable manual P 47 25.752 90 0.2 69
IV.PLAC.HHZ. 2023-11-18T22:30:57.73 0.1 undecidable manual P 112 22.5552 90 -0.01 97
IY.SPDC.HHZ. 2023-11-18T22:30:56.96 0.3 undecidable manual S 271 5.6943 144 -0.2 73
IY.SPDC.HHZ. 2023-11-18T22:30:55.30 0.1 negative manual P 271 5.6943 144 -0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PLAC.HHN. ML:1.5 0.00020250000000000002 0.2 AML other m 2023-11-18T22:31:01.51
IV.PLAC.HNN. ML:1.5 0.000188 0.2 AML other m 2023-11-18T22:31:01.42
IV.PLAC.HNE. ML:1.4 0.00014437905 0.1664 AML other m 2023-11-18T22:31:03.33
IV.PLAC.HHE. ML:1.4 0.0001525 0.86 AML other m 2023-11-18T22:31:02.76
IV.GRI.EHE. ML:1.5 0.000109645025 0.3456 AML other m 2023-11-18T22:31:15.80
IV.GRI.EHN. ML:1.4 0.00009038026 0.384 AML other m 2023-11-18T22:31:06.36
IV.SOI.EHE. ML:1.3 0.000049176780000000005 1.3824 AML other m 2023-11-18T22:31:17.95
IV.SOI.EHN. ML:1.3 0.000042658059999999995 1.3824 AML other m 2023-11-18T22:31:17.78
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