Earthquake with magnitude of ML 2.4 on date 04-10-2014 and time 12:39:58 (UTC) in region Tirreno Meridionale (MARE)

A magnitude ML 2.4 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 04-10-2014 12:39:58 (UTC)
  • 04-10-2014 14:39:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.7400, 14.1390 at 28 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
92 Km NE of Bagheria (55387 inhabitants)
97 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 2.4 2014-10-04
12:39:58
38.7402 14.1393 28 2015-09-21
09:40:11
Bollettino Sismico Italiano INGV 19237721
Reviewed
Rev100
ML 2.4 2014-10-04
12:39:57
38.7427 14.102 31 2014-10-21
12:08:56
Sala Sismica INGV-Roma 8691351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-10-04 12:39:58 ± 0.35
Latitude 38.7402 ± 0.0216
Longitude 14.1393 ± 0.0242
Depth (km) 28 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 19237721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2257
Semi-minor axis of confidence ellipse (meter) 1360
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 200
Circular confidence region, given by single value of horizontal uncertainty (meter) 2260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 248
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.45
Epicentral distance of station closest to the epicenter (degree) 0.26710
Epicentral distance of station farthest from the epicenter (degree) 1.71681
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.4
Num. used stations 4
Type of magnitude ML
Reference to an origin 8691351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-10-04 12:57:46

ML:2.4

Field Value
Value 2.4
Uncertainty 0.4
Num. used stations 1
Type of magnitude ML
Reference to an origin 19237721
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-05-20 13:01:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MEU.SHZ. 2014-10-04T12:40:28.20 0.3 undecidable manual P 161 190.5648 54 0.91 39
IV.MUCR.HHZ. 2014-10-04T12:40:27.90 0.3 undecidable manual S 140 100.3218 101 -0.23 67
IV.MSFR.HHZ. 2014-10-04T12:40:25.00 0.6 undecidable manual S 153 87.6456 103 0.18 46
IV.AIO.HHZ. 2014-10-04T12:40:19.07 0.3 undecidable manual P 132 127.7721 54 -0.4 61
IV.MPNC.HHZ. 2014-10-04T12:40:17.93 0.3 undecidable manual P 122 124.2867 54 -1.11 46
IV.MUCR.HHZ. 2014-10-04T12:40:15.32 0.1 undecidable manual P 140 100.3218 101 -0.27 88
IV.MPG.SHE. 2014-10-04T12:40:14.89 0.3 undecidable manual P 227 93.3399 102 0.36 65
IV.IFIL.HHZ. 2014-10-04T12:40:13.80 0.3 undecidable manual S 117 42.5241 117 0.39 72
IV.ILLI.HHE. 2014-10-04T12:40:13.08 0.3 undecidable manual P 115 77.367 104 0.93 55
IV.MSFR.HHZ. 2014-10-04T12:40:13.79 0.3 undecidable manual P 153 87.6456 103 0.1 70
IV.IVPL.HHE. 2014-10-04T12:40:12.95 0.3 undecidable manual P 119 83.3499 103 -0.09 71
IV.IACL.HHZ. 2014-10-04T12:40:09.80 0.6 undecidable manual S 141 29.6481 128 -0.71 44
IV.IFIL.HHZ. 2014-10-04T12:40:07.52 0.3 undecidable manual P 117 42.5241 117 0.42 71
IV.IACL.HHZ. 2014-10-04T12:40:05.11 0.1 undecidable manual P 141 29.6481 128 -0.31 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IACL.HHN. ML:2.6 0.0012549999999999998 0.18 AML other m 2014-10-04T12:40:10.83
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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