Earthquake with magnitude of ML 2.2 on date 21-07-2023 and time 13:40:41 (Italy) in region Isole Eolie (Messina)

A magnitude ML 2.2 earthquake occured in region: Isole Eolie (Messina), on

  • 21-07-2023 11:40:41 (UTC)
  • 21-07-2023 13:40:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4570, 14.5910 at 9 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
89 Km W of Messina (238439 inhabitants)
100 Km W of Reggio di Calabria (183035 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 2.2 2023-07-21
11:40:41
38.4573 14.5913 9 2023-07-21
11:57:19
Sala Sismica INGV-Roma 119449031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-21 11:40:41 ± 0.2
Latitude 38.4573 ± 0.0144
Longitude 14.5913 ± 0.0092
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119449031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1663
Semi-minor axis of confidence ellipse (meter) 619
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 349
Circular confidence region, given by single value of horizontal uncertainty (meter) 1660.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 223
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.69967
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 15
Magnitude information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 119449031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-21 11:57:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.CGL1.HHZ. 2023-07-21T11:42:14.99 3.0 undecidable manual Sn 4.98 0
IV.FIAM.HHZ. 2023-07-21T11:41:57.97 3.0 positive manual Pg 16.469999 0
IV.SGO.HHZ. 2023-07-21T11:41:52.23 3.0 undecidable manual Sg 6.47 0
IV.SSY.HHZ. 2023-07-21T11:41:06.95 3.0 undecidable manual P 0.47 0
IV.GIB.HHE. 2023-07-21T11:41:03.98 0.6 undecidable manual S 224 71.4729 50 0.58 42
IV.NOV.HHZ. 2023-07-21T11:41:02.90 0.6 undecidable manual S 135 67.2771 50 0.63 40
IV.HLNI.HHZ. 2023-07-21T11:41:02.99 3.0 positive manual P -0.41 0
IV.PLLN.EHZ. 2023-07-21T11:41:01.79 0.6 undecidable manual S 217 64.6908 50 0.22 46
IV.MILZ.HHZ. 2023-07-21T11:41:00.15 0.6 undecidable manual S 110 59.3961 50 0 48
IV.MUCR.HHZ. 2023-07-21T11:40:58.58 0.6 undecidable manual S 152 52.1034 50 0.35 45
IV.LIBRI.HHZ. 2023-07-21T11:40:57.82 0.6 undecidable manual S 145 50.8158 50 -0.05 49
IV.MSFR.HHZ. 2023-07-21T11:40:56.74 0.6 undecidable manual S 180 47.0196 50 -0.11 48
IV.EPZF.HHZ. 2023-07-21T11:40:56.47 3.0 positive manual P 1.39 0
IV.AIO.HHZ. 2023-07-21T11:40:55.23 0.1 undecidable manual P 134 77.6667 50 0.18 89
IV.MSRU.HHZ. 2023-07-21T11:40:55.80 3.0 negative manual P -0.66 0
IV.CSLB.HHZ. 2023-07-21T11:40:54.12 3.0 positive manual P -0.56 0
IV.IVPL.HHZ. 2023-07-21T11:40:54.27 0.6 undecidable manual S 105 34.9428 50 0.63 44
IV.GIB.HHE. 2023-07-21T11:40:53.98 0.1 undecidable manual P 224 71.4729 50 -0.12 91
IV.NOV.HHZ. 2023-07-21T11:40:53.64 1.0 negative manual P 135 67.2771 50 0.2 23
IV.IVUG.HHZ. 2023-07-21T11:40:52.88 0.6 undecidable manual S 101 34.9428 50 -0.76 40
IV.PLLN.EHZ. 2023-07-21T11:40:52.88 0.6 negative manual P 217 64.6908 50 -0.17 46
IV.IVLT.HHN. 2023-07-21T11:40:52.09 0.6 undecidable manual S 102 31.746 50 -0.69 43
IV.MILZ.HHZ. 2023-07-21T11:40:51.76 0.1 undecidable manual P 110 59.3961 50 -0.46 87
IV.LIBRI.HHZ. 2023-07-21T11:40:50.54 0.6 undecidable manual P 145 50.8158 50 -0.37 45
IV.MUCR.HHZ. 2023-07-21T11:40:50.80 0.3 negative manual P 152 52.1034 50 -0.31 69
IV.MSFR.HHZ. 2023-07-21T11:40:49.85 0.1 undecidable manual P 180 47.0196 50 -0.46 90
3D.OEM5.HHN. 2023-07-21T11:40:48.38 0.1 undecidable manual P 97 32.745 50 0.25 96
IV.IVPL.HHZ. 2023-07-21T11:40:48.43 0.3 negative manual P 105 34.9428 50 -0.03 74
3D.OEM4.HHN. 2023-07-21T11:40:48.06 0.1 undecidable manual P 100 30.9468 50 0.22 96
IV.IVUG.HHZ. 2023-07-21T11:40:48.59 0.1 undecidable manual P 101 34.9428 50 0.13 99
IV.IVCR.HHE. 2023-07-21T11:40:48.60 0.1 undecidable manual P 99 32.5452 50 0.51 90
IV.IVLT.HHN. 2023-07-21T11:40:47.88 0.1 undecidable manual P 102 31.746 50 -0.09 100
3D.OEM8.HHN. 2023-07-21T11:40:47.42 0.1 undecidable manual P 87 28.2495 108 0.08 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IVPL.HNN. ML:2.1 0.0005975 1.06 AML other m 2023-07-21T11:40:58.29
IV.IVPL.HNE. ML:2.3 0.0007589999999999999 1.32 AML other m 2023-07-21T11:40:59.96
IV.IVPL.HHE. ML:2.3 0.0008075 1.3 AML other m 2023-07-21T11:40:59.97
IV.IVPL.HHN. ML:2.2 0.0006575 0.62 AML other m 2023-07-21T11:40:59.30
IV.LIBRI.HNE. ML:2.4 0.0006554999999999999 0.66 AML other m 2023-07-21T11:40:59.82
IV.LIBRI.HNN. ML:2.5 0.000775 0.86 AML other m 2023-07-21T11:41:00.51
IV.LIBRI.HHE. ML:2.2 0.000367 0.54 AML other m 2023-07-21T11:41:00.16
IV.MUCR.HHE. ML:2.1 0.00034550000000000005 0.64 AML other m 2023-07-21T11:41:00.64
IV.MUCR.HHN. ML:2.5 0.000843 1.62 AML other m 2023-07-21T11:41:00.11
IV.MILZ.HHN. ML:2.2 0.0003325 0.54 AML other m 2023-07-21T11:41:01.17
IV.MILZ.HHE. ML:2.2 0.000366 0.38 AML other m 2023-07-21T11:41:01.47
IV.LIBRI.HHN. ML:2.0 0.000251 0.64 AML other m 2023-07-21T11:41:01.96
IV.CSLB.HHE. ML:1.6 0.00006544999999999999 0.4 AML other m 2023-07-21T11:41:05.49
IV.NOV.HHE. ML:2.4 0.000488 0.28 AML other m 2023-07-21T11:41:05.75
IV.PLLN.EHE. ML:2.2 0.0003085 0.4 AML other m 2023-07-21T11:41:05.62
IV.PLLN.EHN. ML:2.3 0.00041050000000000006 0.44 AML other m 2023-07-21T11:41:05.85
IV.NOV.HHN. ML:2.3 0.00032900000000000003 0.58 AML other m 2023-07-21T11:41:06.55
IV.MSRU.HHN. ML:2.0 0.0001265 0.94 AML other m 2023-07-21T11:41:08.52
IV.CSLB.HHN. ML:1.8 0.00008995 1.32 AML other m 2023-07-21T11:41:09.73
IV.MSRU.HHE. ML:2.1 0.00014749999999999998 0.84 AML other m 2023-07-21T11:41:09.29
IV.EPZF.HHN. ML:2.4 0.000433 0.46 AML other m 2023-07-21T11:41:14.69
IV.EPZF.HHE. ML:2.2 0.0002465 0.44 AML other m 2023-07-21T11:41:15.07
IV.HLNI.HHE. ML:1.8 0.00004355 0.74 AML other m 2023-07-21T11:41:19.43
IV.HLNI.HHN. ML:1.9 0.000051949999999999996 0.8 AML other m 2023-07-21T11:41:23.27
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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