Earthquake with magnitude of ML 2.1 on date 24-09-2023 and time 04:32:17 (Italy) in region 2 km NW Longi (ME)

A magnitude ML 2.1 earthquake occured in region: 2 km NW Longi (ME), on

  • 24-09-2023 02:32:17 (UTC)
  • 24-09-2023 04:32:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0440, 14.7430 at 40 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
Longi ME 2 1473 1473
Galati Mamertino ME 3 2627 4100
Frazzanò ME 3 711 4811
San Salvatore di Fitalia ME 4 1319 6130
Alcara li Fusi ME 4 1980 8110
Mirto ME 5 974 9084
San Marco d'Alunzio ME 5 1996 11080
Militello Rosmarino ME 6 1324 12404
Tortorici ME 7 6435 18839
Castell'Umberto ME 7 3128 21967
Torrenova ME 8 4386 26353
Capri Leone ME 8 4515 30868
Naso ME 10 3813 34681
Sant'Agata di Militello ME 10 12624 47305
Sinagra ME 10 2705 50010
Ficarra ME 11 1469 51479
Ucria ME 12 1058 52537
Capo d'Orlando ME 13 13254 65791
San Fratello ME 13 3707 69498
Acquedolci ME 14 5744 75242
Sant'Angelo di Brolo ME 15 3090 78332
Brolo ME 15 5783 84115
Raccuja ME 15 1041 85156
Floresta ME 16 485 85641
Piraino ME 17 3962 89603
Gioiosa Marea ME 19 7074 96677
San Piero Patti ME 20 2915 99592
Librizzi ME 20 1660 101252

Municipalities with at least 50000 inhabitants

An earthquake occurred to
61 Km NW of Acireale (52622 inhabitants)
67 Km NW of Catania (314555 inhabitants)
73 Km W of Messina (238439 inhabitants)
79 Km W of Reggio di Calabria (183035 inhabitants)
86 Km NE of Caltanissetta (63360 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 2.1 2023-09-24
02:32:17
38.0445 14.7433 41 2023-09-24
03:02:27
Sala Sismica INGV-Roma 121412471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-24 02:32:17 ± 0.14
Latitude 38.0445 ± 0.0072
Longitude 14.7433 ± 0.0091
Depth (km) 41 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121412471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 787
Semi-minor axis of confidence ellipse (meter) 409
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 189
Circular confidence region, given by single value of horizontal uncertainty (meter) 790.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
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) 0.10252
Epicentral distance of station farthest from the epicenter (degree) 0.86605
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 121412471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-24 03:02:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HVZN.HHZ. 2023-09-24T02:32:45.96 0.3 undecidable manual S 181 96.126 93 0.52 58
IV.HLNI.HHZ. 2023-09-24T02:32:40.93 0.6 undecidable manual S 172 78.0663 94 -0.62 38
IV.IFIL.HHE. 2023-09-24T02:32:37.54 0.1 undecidable manual S 346 59.496 99 -0.04 90
IV.PLLN.EHZ. 2023-09-24T02:32:36.64 0.6 undecidable manual S 264 52.8027 104 0.47 43
IV.AIO.HHZ. 2023-09-24T02:32:33.80 0.3 undecidable manual S 101 43.5231 113 -0.48 65
IV.HVZN.HHZ. 2023-09-24T02:32:33.46 0.6 negative manual P 181 96.126 93 -0.16 42
IV.GALF.HHZ. 2023-09-24T02:32:33.77 0.3 undecidable manual S 203 40.1265 117 0.16 70
IV.NOV.HHZ. 2023-09-24T02:32:33.13 0.6 undecidable manual S 93 34.4433 124 0.58 41
IV.EPZF.HHZ. 2023-09-24T02:32:31.07 0.3 undecidable manual S 158 26.3514 135 -0.15 73
IV.HLNI.HHZ. 2023-09-24T02:32:30.57 1.0 positive manual P 172 78.0663 94 -0.81 18
IV.MUCR.HHZ. 2023-09-24T02:32:29.36 0.3 undecidable manual S 91 11.3775 159 -0.11 75
IV.CSLB.HHZ. 2023-09-24T02:32:29.11 1.0 positive manual P 259 61.0944 99 -0.17 22
IV.MSFR.HHE. 2023-09-24T02:32:29.42 0.1 undecidable manual S 265 13.2756 156 -0.21 97
IV.LIBRI.HHZ. 2023-09-24T02:32:29.93 0.6 undecidable manual S 75 16.7721 150 -0.04 50
IV.IFIL.HHE. 2023-09-24T02:32:29.06 0.1 undecidable manual P 346 59.496 99 -0.02 91
IV.PLLN.EHZ. 2023-09-24T02:32:28.43 0.1 negative manual P 264 52.8027 104 0.17 92
IV.AIO.HHZ. 2023-09-24T02:32:27.41 1.0 undecidable manual P 101 43.5231 113 0.23 23
IV.NOV.HHZ. 2023-09-24T02:32:26.41 0.1 negative manual P 93 34.4433 124 0.23 93
IV.GALF.HHZ. 2023-09-24T02:32:26.26 0.1 undecidable manual P 203 40.1265 117 -0.53 85
IV.EPZF.HHZ. 2023-09-24T02:32:25.83 0.1 undecidable manual P 158 26.3514 135 0.42 90
IV.MUCR.HHZ. 2023-09-24T02:32:24.44 0.1 negative manual P 91 11.3775 159 0.04 100
IV.MSFR.HHE. 2023-09-24T02:32:24.40 0.1 undecidable manual P 265 13.2756 156 -0.09 99
IV.LIBRI.HHZ. 2023-09-24T02:32:24.84 0.1 negative manual P 75 16.7721 150 0.15 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MUCR.HHE. ML:2.1 0.000451 0.42 AML other m 2023-09-24T02:32:29.57
IV.LIBRI.HHE. ML:1.8 0.000217 0.38 AML other m 2023-09-24T02:32:30.76
IV.LIBRI.HNE. ML:2.2 0.0005515 0.26 AML other m 2023-09-24T02:32:30.78
IV.LIBRI.HHN. ML:1.7 0.0001515 0.4 AML other m 2023-09-24T02:32:32.14
IV.LIBRI.HNN. ML:2.3 0.0006025000000000001 0.2 AML other m 2023-09-24T02:32:32.30
IV.MUCR.HHN. ML:2.1 0.00045799999999999997 0.48 AML other m 2023-09-24T02:32:32.36
IV.EPZF.HHE. ML:2.2 0.000512 0.48 AML other m 2023-09-24T02:32:34.46
IV.NOV.HHE. ML:2.0 0.00026700000000000004 0.94 AML other m 2023-09-24T02:32:34.26
IV.NOV.HNE. ML:1.4 0.0000637 0.94 AML other m 2023-09-24T02:32:34.27
IV.NOV.HHN. ML:2.0 0.00023449999999999998 0.26 AML other m 2023-09-24T02:32:34.72
IV.NOV.HNN. ML:1.4 0.000060200000000000006 0.26 AML other m 2023-09-24T02:32:34.73
IV.EPZF.HNE. ML:2.2 0.0005365 1.08 AML other m 2023-09-24T02:32:34.98
IV.EPZF.HNN. ML:2.7 0.001415 0.8 AML other m 2023-09-24T02:32:35.16
IV.EPZF.HHN. ML:2.7 0.0014449999999999999 0.8 AML other m 2023-09-24T02:32:35.18
IV.AIO.HHE. ML:1.9 0.0001855 0.4 AML other m 2023-09-24T02:32:35.58
IV.AIO.HHN. ML:2.0 0.0001955 0.44 AML other m 2023-09-24T02:32:37.71
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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