Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 23-09-2022 and time 19:25:11 (UTC) in region 1 km SW Acquaro (VV)

A magnitude ML 1.8 earthquake occured in region: 1 km SW Acquaro (VV), on

  • 23-09-2022 19:25:11 (UTC)
  • 23-09-2022 21:25:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.5490, 16.1800 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.

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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 1 2484 2484
Dasà VV 3 1208 3692
Arena VV 3 1456 5148
Dinami VV 3 2168 7316
San Pietro di Caridà RC 5 1195 8511
Gerocarne VV 6 2248 10759
Sorianello VV 7 1176 11935
Soriano Calabro VV 7 2421 14356
Serrata RC 8 845 15201
Candidoni RC 9 416 15617
Francica VV 10 1651 17268
Pizzoni VV 10 1143 18411
Laureana di Borrello RC 11 5174 23585
Vazzano VV 11 1067 24652
Galatro RC 12 1709 26361
Mileto VV 12 6763 33124
Giffone RC 12 1907 35031
San Gregorio d'Ippona VV 13 2527 37558
Mongiana VV 13 740 38298
Fabrizia VV 13 2195 40493
Feroleto della Chiesa RC 13 1695 42188
Serra San Bruno VV 13 6734 48922
San Costantino Calabro VV 13 2239 51161
Maropati RC 14 1524 52685
Ionadi VV 14 4238 56923
San Calogero VV 15 4315 61238
Filandari VV 15 1853 63091
Spadola VV 15 825 63916
Vallelonga VV 15 706 64622
Anoia RC 15 2212 66834
Stefanaconi VV 15 2494 69328
Brognaturo VV 15 735 70063
Simbario VV 16 966 71029
Filogaso VV 16 1417 72446
Vibo Valentia VV 16 33941 106387
San Nicola da Crissa VV 16 1335 107722
Cinquefrondi RC 16 6539 114261
Melicucco RC 16 5101 119362
Rombiolo VV 16 4569 123931
Nardodipace VV 17 1305 125236
Sant'Onofrio VV 17 3067 128303
Maierato VV 18 2188 130491
Polistena RC 18 10496 140987
Rosarno RC 18 14841 155828
Cessaniti VV 18 3290 159118
Capistrano VV 19 1042 160160
Limbadi VV 19 3695 163855
San Giorgio Morgeto RC 19 3058 166913

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km S of Lamezia Terme (70714 inhabitants)
54 Km SW of Catanzaro (90612 inhabitants)
67 Km NE of Messina (238439 inhabitants)
68 Km NE of Reggio di Calabria (183035 inhabitants)
83 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
Bulletin
Rev1000 		ML 1.8 2022-09-23
19:25:11		 38.5488 16.1797 11 2024-03-01
15:28:14		 Bollettino Sismico Italiano INGV 113437351
Reviewed
Rev100 		ML 1.8 2022-09-23
19:25:11		 38.5502 16.1828 11 2022-09-23
19:35:56		 Sala Sismica INGV-Roma 110065781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-23 19:25:11 ± 0.12
Latitude 38.5488 ± 0.0054
Longitude 16.1797 ± 0.0115
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113437351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1027
Semi-minor axis of confidence ellipse (meter) 324
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 286
Circular confidence region, given by single value of horizontal uncertainty (meter) 1030.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 144
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.10432
Epicentral distance of station farthest from the epicenter (degree) 0.77432
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:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 113437351
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-01-09 19:09:39

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 110065781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-23 19:35:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2022-09-23T19:25:36.64 0.6 undecidable manual S 9 83.4498 50 0.25 42
IV.CAR1.HHZ. 2022-09-23T19:25:35.44 0.6 undecidable manual S 2 78.1662 50 0.46 41
MN.TIP.HHN. 2022-09-23T19:25:26.08 0.3 undecidable manual P 35 85.9473 50 -0.23 63
IV.GIZZ.HHE. 2022-09-23T19:25:26.53 0.6 undecidable manual S 3 47.8188 50 -0.35 44
IV.SPS2.HHZ. 2022-09-23T19:25:25.80 0.6 undecidable manual P 9 83.4498 50 -0.13 43
MN.CEL.HHZ. 2022-09-23T19:25:25.07 0.3 undecidable manual S 218 40.5261 50 0.14 70
IV.CAR1.HHZ. 2022-09-23T19:25:25.28 0.1 undecidable manual P 2 78.1662 50 0.17 86
IV.SERS.HNN. 2022-09-23T19:25:24.59 0.1 undecidable manual P 39 69.6747 50 0.79 73
IV.GRI.EHZ. 2022-09-23T19:25:23.49 0.3 undecidable manual S 34 36.741 50 -0.43 66
IY.CNDF.HHE.00 2022-09-23T19:25:23.12 0.1 undecidable manual P 205 66.7776 50 -0.23 87
IY.OPPI.HHE. 2022-09-23T19:25:23.27 0.3 undecidable manual S 205 34.5432 50 -0.06 72
7C.CSGE1.HNE. 2022-09-23T19:25:23.32 0.3 undecidable manual S 173 31.0467 50 0.91 56
IV.GIZZ.HHE. 2022-09-23T19:25:20.78 0.6 undecidable manual P 3 47.8188 50 0.34 44
IV.PLAC.HHZ. 2022-09-23T19:25:20.70 0.3 undecidable manual S 116 25.0527 50 -0.09 73
MN.CEL.HHZ. 2022-09-23T19:25:19.00 0.1 negative manual P 218 40.5261 50 -0.31 90
7C.CSGE1.HNE. 2022-09-23T19:25:18.06 0.1 undecidable manual P 173 31.0467 50 0.21 93
IV.GRI.EHZ. 2022-09-23T19:25:18.56 0.3 undecidable manual P 34 36.741 50 -0.17 70
IY.OPPI.HHE. 2022-09-23T19:25:17.93 0.1 undecidable manual P 205 34.5432 50 -0.46 88
IV.FERC.HHZ.00 2022-09-23T19:25:17.21 0.1 undecidable manual S 203 11.5773 134 0.04 100
IV.PLAC.HHZ. 2022-09-23T19:25:16.56 0.1 positive manual P 116 25.0527 50 -0.36 91
IV.FERC.HHZ.00 2022-09-23T19:25:14.90 0.1 negative manual P 203 11.5773 134 0.07 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FERC.HHN.00 ML:3.0 0.01007 0.84 AML other m 2022-09-23T19:25:17.44
IV.FERC.HHE.00 ML:3.2 0.0155 0.36 AML other m 2022-09-23T19:25:17.52
IV.PLAC.HHN. ML:1.6 0.00023549999999999998 0.4 AML other m 2022-09-23T19:25:21.55
IV.PLAC.HNN. ML:1.7 0.0002655 0.52 AML other m 2022-09-23T19:25:21.56
IV.PLAC.HNE. ML:1.8 0.00033499999999999996 0.3 AML other m 2022-09-23T19:25:21.46
IV.PLAC.HHE. ML:1.8 0.0003435 0.3 AML other m 2022-09-23T19:25:21.46
IV.GRI.EHN. ML:1.7 0.000189 0.28 AML other m 2022-09-23T19:25:23.87
IV.GRI.EHE. ML:1.8 0.000245 0.38 AML other m 2022-09-23T19:25:24.89
MN.CEL.HNN. ML:1.4 0.00009382280000000001 0.2688 AML other m 2022-09-23T19:25:25.52
MN.CEL.HHN. ML:1.4 0.00008715 0.24 AML other m 2022-09-23T19:25:25.51
MN.CEL.HHE. ML:1.8 0.000195 0.28 AML other m 2022-09-23T19:25:25.60
MN.CEL.HNE. ML:1.8 0.00021096094999999997 0.2816 AML other m 2022-09-23T19:25:25.60
IV.CAR1.HHN. ML:2.0 0.000157 1.66 AML other m 2022-09-23T19:25:36.92
IV.CAR1.HHE. ML:2.0 0.00013949999999999998 0.66 AML other m 2022-09-23T19:25:37.04
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