Earthquake with magnitude of ML 2.2 on date 23-10-2019 and time 19:22:39 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 23-10-2019 17:22:39 (UTC)
  • 23-10-2019 19:22:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.6460, 13.9750 at 10 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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
75 Km NE of Bagheria (55387 inhabitants)
80 Km NE of Palermo (674435 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 2.2 2019-10-23
17:22:39
38.6462 13.9753 10 2020-02-28
16:42:14
Bollettino Sismico Italiano INGV 74737931
Reviewed
Rev100
ML 2.2 2019-10-23
17:22:40
38.6402 13.9783 10 2019-10-23
17:37:25
Sala Sismica INGV-Roma 73413981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-23 17:22:39 ± 0.35
Latitude 38.6462 ± 0.0108
Longitude 13.9753 ± 0.0081
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 74737931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1072
Semi-minor axis of confidence ellipse (meter) 603
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 181
Circular confidence region, given by single value of horizontal uncertainty (meter) 1070.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 184
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.31746
Epicentral distance of station farthest from the epicenter (degree) 0.92720
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 73413981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-23 17:37:25

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 74737931
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-29 07:47:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MUCR.HHE. 2019-10-23T17:23:10.10 0.6 undecidable manual S 130 102.9192 50 -0.01 44
IV.PETRA.HHZ. 2019-10-23T17:23:07.70 1.0 undecidable manual S 172 90.9423 50 0.77 18
IV.MSFR.HHE. 2019-10-23T17:23:06.20 0.6 undecidable manual S 142 86.5467 50 0.46 42
IV.CSLB.HHZ. 2019-10-23T17:23:03.40 0.6 undecidable manual S 175 78.9654 50 -0.32 44
IV.GIB.HHZ. 2019-10-23T17:23:02.30 0.6 undecidable manual S 177 72.8715 50 0.2 45
IV.SOLUN.HHE. 2019-10-23T17:23:01.70 0.6 undecidable manual S 212 72.5718 50 -0.31 44
IV.USI.HHE. 2019-10-23T17:23:00.80 0.6 undecidable manual S 276 69.2751 50 -0.34 44
IV.IFIL.HHZ. 2019-10-23T17:22:57.10 0.6 undecidable manual S 100 52.8027 50 0.36 45
IV.MUCR.HHE. 2019-10-23T17:22:56.56 0.3 undecidable manual P 130 102.9192 50 -0.8 53
IV.IVPL.HHE. 2019-10-23T17:22:55.30 0.6 undecidable manual P 109 92.241 50 -0.41 42
IV.PETRA.HHZ. 2019-10-23T17:22:55.60 0.3 undecidable manual P 172 90.9423 50 0.08 67
IV.MSFR.HHE. 2019-10-23T17:22:54.38 0.6 undecidable manual P 142 86.5467 50 -0.46 42
IV.CSLB.HHZ. 2019-10-23T17:22:53.12 0.1 undecidable manual P 175 78.9654 50 -0.55 83
IV.PLLN.EHE. 2019-10-23T17:22:53.32 0.3 undecidable manual P 169 73.9704 50 0.42 65
IV.USI.HHE. 2019-10-23T17:22:52.51 0.3 undecidable manual P 276 69.2751 50 0.33 67
IV.SOLUN.HHE. 2019-10-23T17:22:52.97 0.3 undecidable manual P 212 72.5718 50 0.29 67
IV.GIB.HHZ. 2019-10-23T17:22:52.97 0.1 undecidable manual P 177 72.8715 50 0.23 90
IV.IACL.HHZ. 2019-10-23T17:22:51.70 0.6 undecidable manual S 111 35.2425 50 -0.35 47
IV.IFIL.HHZ. 2019-10-23T17:22:49.87 0.1 undecidable manual P 100 52.8027 50 0.23 93
IV.IACL.HHZ. 2019-10-23T17:22:46.99 0.1 undecidable manual P 111 35.2425 50 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IACL.HHE. ML:2.2 0.0006696036 0.2176 AML other m 2019-10-23T17:22:54.36
IV.IACL.HHN. ML:2.1 0.000536 1.04 AML other m 2019-10-23T17:22:54.43
IV.IFIL.HHN. ML:2.4 0.0005895000000000001 1.32 AML other m 2019-10-23T17:22:59.82
IV.IFIL.HHE. ML:2.9 0.001799379 0.3584 AML other m 2019-10-23T17:23:01.20
IV.GIB.HHE. ML:2.1 0.0002165 1.14 AML other m 2019-10-23T17:23:06.69
IV.CSLB.HHE. ML:1.6 0.000059738685 0.448 AML other m 2019-10-23T17:23:06.55
IV.GIB.HHN. ML:2.2 0.0002282902 0.3584 AML other m 2019-10-23T17:23:06.71
IV.CSLB.HHN. ML:1.7 0.00006745233500000001 0.3456 AML other m 2019-10-23T17:23:07.24
IV.PETRA.HHN. ML:2.4 0.000263851 0.5504 AML other m 2019-10-23T17:23:11.46
IV.PETRA.HHE. ML:2.3 0.00023449999999999998 1.34 AML other m 2019-10-23T17:23:16.08
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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