Earthquake with magnitude of ML 2.1 on date 08-12-2023 and time 07:34:47 (UTC) in region Costa Calabra sud orientale (Reggio di Calabria)

A magnitude ML 2.1 earthquake occured in region: Costa Calabra sud orientale (Reggio di Calabria), on

  • 08-12-2023 07:34:47 (UTC)
  • 08-12-2023 08:34:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.6460, 15.8200 at 36 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km S of Reggio di Calabria (183035 inhabitants)
58 Km E of Acireale (52622 inhabitants)
65 Km SE of Messina (238439 inhabitants)
66 Km E of Catania (314555 inhabitants)
80 Km NE of Siracusa (122291 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 2023-12-08
07:34:47
37.6455 15.8202 36 2023-12-08
07:47:35
Sala Sismica INGV-Roma 123890861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-08 07:34:47 ± 0.19
Latitude 37.6455 ± 0.0072
Longitude 15.8202 ± 0.0148
Depth (km) 36 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123890861

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1343
Semi-minor axis of confidence ellipse (meter) 553
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 293
Circular confidence region, given by single value of horizontal uncertainty (meter) 1340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 229
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.88223
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 9
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 123890861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-08 07:47:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SALB.HHZ. 2023-12-08T07:36:02.03 3.0 undecidable manual Sg 10.66 0
IV.MUCR.HHZ. 2023-12-08T07:35:16.00 1.0 undecidable manual S 298 93.9393 54 0.43 22
IV.HAVL.HHZ. 2023-12-08T07:35:16.49 0.6 undecidable manual S 219 97.9242 54 0.05 47
IV.HLNI.HHZ. 2023-12-08T07:35:14.41 0.6 undecidable manual S 249 89.7435 54 -0.26 45
IV.SSY.HHZ. 2023-12-08T07:35:13.22 0.6 undecidable manual S 231 85.1481 54 -0.47 44
IV.AGST.EHZ. 2023-12-08T07:35:09.46 0.3 undecidable manual S 231 67.7766 114 -0.31 72
IV.EPMN.HHE. 2023-12-08T07:35:08.00 0.6 undecidable manual S 289 59.5959 117 0.18 49
IV.MRCB.HHZ. 2023-12-08T07:35:06.98 0.6 undecidable manual S 350 58.1973 118 -0.5 46
IV.EPOZ.HHE. 2023-12-08T07:35:06.67 0.6 undecidable manual S 273 55.5 119 -0.19 50
IV.IVUG.HHZ. 2023-12-08T07:35:05.48 3.0 negative manual P 0.18 0
IV.HAVL.HHZ. 2023-12-08T07:35:04.64 0.3 negative manual P 219 97.9242 54 0.3 67
IV.HLNI.HHZ. 2023-12-08T07:35:03.08 1.0 positive manual P 249 89.7435 54 -0.24 23
IV.MUCR.HHZ. 2023-12-08T07:35:03.91 0.3 undecidable manual P 298 93.9393 54 0.07 71
IV.SSY.HHZ. 2023-12-08T07:35:02.79 0.3 undecidable manual P 231 85.1481 54 0.04 73
IV.AGST.EHZ. 2023-12-08T07:35:00.57 0.3 undecidable manual P 231 67.7766 114 0.08 74
IV.EPMN.HHE. 2023-12-08T07:34:59.58 0.1 undecidable manual P 289 59.5959 117 0.22 98
IV.EPOZ.HHE. 2023-12-08T07:34:59.43 0.3 undecidable manual P 273 55.5 119 0.63 66
IV.AIO.HHE. 2023-12-08T07:34:59.70 0.1 undecidable manual P 305 62.8926 116 -0.11 100
IV.MRCB.HHZ. 2023-12-08T07:34:58.93 0.3 undecidable manual P 350 58.1973 118 -0.23 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MRCB.HHE. ML:2.0 0.000158 1.04 AML other m 2023-12-08T07:35:07.98
IV.MRCB.HHN. ML:1.7 0.00009185 0.62 AML other m 2023-12-08T07:35:07.61
IV.AGST.EHE. ML:2.1 0.0001855 0.94 AML other m 2023-12-08T07:35:10.28
IV.AGST.EHN. ML:2.1 0.000204 0.26 AML other m 2023-12-08T07:35:14.36
IV.SSY.HNE. ML:2.4 0.000288 0.6 AML other m 2023-12-08T07:35:14.39
IV.HLNI.HHE. ML:2.0 0.00010725 1.1 AML other m 2023-12-08T07:35:14.69
IV.SSY.HHE. ML:2.1 0.0001505 0.88 AML other m 2023-12-08T07:35:14.28
IV.HLNI.HHN. ML:2.0 0.00010735000000000001 1.06 AML other m 2023-12-08T07:35:14.29
IV.SSY.HNN. ML:2.4 0.0002945 0.16 AML other m 2023-12-08T07:35:15.09
IV.SSY.HHN. ML:2.5 0.000386 1.3 AML other m 2023-12-08T07:35:15.79
IV.MUCR.HHE. ML:2.0 0.00008795 0.5 AML other m 2023-12-08T07:35:15.86
IV.MUCR.HHN. ML:2.0 0.00008999999999999999 1.22 AML other m 2023-12-08T07:35:16.10
IV.GMB1.HNE. ML:2.2 0.00027 0.08 AML other m 2023-12-08T07:35:25.37
IV.GMB1.HHE. ML:2.2 0.0003015 0.36 AML other m 2023-12-08T07:35:25.23
IV.GMB1.HHN. ML:2.2 0.000254 0.1 AML other m 2023-12-08T07:35:25.51
IV.GMB1.HNN. ML:2.3 0.0003395 0.1 AML other m 2023-12-08T07:35:25.51
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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