Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 09-08-2019 and time 05:15:39 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 2.3 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 09-08-2019 03:15:39 (UTC)
  • 09-08-2019 05:15:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.6640, 14.0910 at 9 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.

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Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
82 Km NE of Bagheria (55387 inhabitants)
88 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 2.3 2019-08-09
03:15:39		 38.664 14.0912 9 2019-11-13
14:31:07		 Bollettino Sismico Italiano INGV 73332821
Reviewed
Rev100 		ML 2.3 2019-08-09
03:15:40		 38.633 14.0787 8 2019-08-09
03:32:26		 Sala Sismica INGV-Roma 71291511
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-09 03:15:39 ± 0.54
Latitude 38.6640 ± 0.0162
Longitude 14.0912 ± 0.0127
Depth (km) 9 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73332821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1679
Semi-minor axis of confidence ellipse (meter) 790
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 173
Circular confidence region, given by single value of horizontal uncertainty (meter) 1680.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 145
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.48
Epicentral distance of station closest to the epicenter (degree) 0.24462
Epicentral distance of station farthest from the epicenter (degree) 1.68353
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 73332821
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-19 00:11:41

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 71291511
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-09 03:32:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ALJA.HHZ. 2019-08-09T03:16:11.19 0.6 undecidable manual S 196 105.7164 50 0.39 44
IV.CET2.HHZ. 2019-08-09T03:16:09.05 0.3 undecidable manual P 59 186.8685 38 -0.82 45
IV.PETRA.HHZ. 2019-08-09T03:16:07.35 0.6 undecidable manual S 179 92.1411 50 0.16 47
IV.RAFF.HHZ. 2019-08-09T03:16:06.33 0.3 undecidable manual P 171 161.616 50 0.07 62
IV.HLNI.HHZ. 2019-08-09T03:16:05.22 0.3 undecidable manual P 155 161.1165 50 -0.95 46
MN.CEL.HHZ. 2019-08-09T03:16:04.75 0.3 undecidable manual P 105 162.9147 50 -1.69 31
IV.USI.HHZ. 2019-08-09T03:16:04.02 0.6 undecidable manual S 274 79.1652 50 0.31 47
IV.SOLUN.HHZ. 2019-08-09T03:16:03.55 0.6 undecidable manual S 218 79.9644 50 -0.37 48
IV.GIB.HHE. 2019-08-09T03:16:01.86 0.6 undecidable manual S 184 74.9694 50 -0.74 43
IV.EPZF.HHZ. 2019-08-09T03:16:00.06 0.3 undecidable manual P 144 114.5964 50 1.05 51
IV.MSRU.HHZ. 2019-08-09T03:16:00.54 0.3 undecidable manual P 109 130.869 50 -0.97 51
IV.ECTS.EHZ. 2019-08-09T03:16:00.62 0.3 undecidable manual P 134 124.7862 50 0.05 69
IV.GALF.HHZ. 2019-08-09T03:16:00.08 0.3 undecidable manual P 158 113.5974 50 1.23 47
IV.MPNC.HHZ. 2019-08-09T03:15:59.59 0.3 undecidable manual P 117 123.7872 50 -0.83 55
IV.ALJA.HHZ. 2019-08-09T03:15:58.27 0.3 undecidable manual P 196 105.7164 50 0.64 63
IV.MUCR.HHZ. 2019-08-09T03:15:56.01 0.1 undecidable manual P 135 96.8253 50 -0.26 93
IV.IFIL.HHZ. 2019-08-09T03:15:55.16 0.6 undecidable manual S 105 43.4232 50 0.99 37
IV.PETRA.HHZ. 2019-08-09T03:15:55.39 0.1 undecidable manual P 179 92.1411 50 -0.16 96
IV.IVPL.HHZ. 2019-08-09T03:15:54.43 0.3 undecidable manual P 112 83.4498 50 0.22 72
IV.SOLUN.HHZ. 2019-08-09T03:15:53.33 0.3 undecidable manual P 218 79.9644 50 -0.33 71
IV.USI.HHZ. 2019-08-09T03:15:53.66 0.1 undecidable manual P 274 79.1652 50 0.12 100
IV.MSFR.HHZ. 2019-08-09T03:15:53.83 0.1 undecidable manual P 148 82.3509 50 -0.21 97
IV.GIB.HHE. 2019-08-09T03:15:52.72 0.1 undecidable manual P 184 74.9694 50 -0.18 99
IV.PLLN.EHZ. 2019-08-09T03:15:52.88 0.3 undecidable manual P 177 74.6697 50 0.04 77
IV.IACL.HHZ. 2019-08-09T03:15:49.54 0.6 undecidable manual S 122 27.1506 108 0 54
IV.IFIL.HHZ. 2019-08-09T03:15:48.97 0.1 undecidable manual P 105 43.4232 50 0.94 82
IV.IACL.HHZ. 2019-08-09T03:15:46.05 0.1 undecidable manual P 122 27.1506 108 0.69 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.IACL.HHN. ML:2.8 0.0037785880000000003 0.2192 AML other m 2019-08-09T03:15:53.68
IV.IACL.HHE. ML:2.8 0.0033970349999999996 0.24 AML other m 2019-08-09T03:15:54.54
IV.IFIL.HHE. ML:3.0 0.0031070635000000004 1.7616 AML other m 2019-08-09T03:15:57.03
IV.IFIL.HHN. ML:2.5 0.00095630425 0.3616 AML other m 2019-08-09T03:15:58.21
IV.MSFR.HHN. ML:1.5 0.000043577245 0.32 AML other m 2019-08-09T03:16:03.84
IV.SOLUN.HHE. ML:2.2 0.00024657075000000003 0.4992 AML other m 2019-08-09T03:16:04.27
IV.USI.HHN. ML:2.6 0.0005683986000000001 0.3984 AML other m 2019-08-09T03:16:05.22
IV.SOLUN.HHN. ML:2.2 0.0002271498 0.36 AML other m 2019-08-09T03:16:05.68
IV.PETRA.HHE. ML:2.6 0.00044824554999999997 1.4208 AML other m 2019-08-09T03:16:07.10
IV.USI.HHE. ML:2.2 0.00020316105 1.8208 AML other m 2019-08-09T03:16:07.98
IV.PETRA.HHN. ML:2.5 0.00035272515 0.48 AML other m 2019-08-09T03:16:09.79
IV.MUCR.HHE. ML:2.0 0.00011717064000000001 0.4 AML other m 2019-08-09T03:16:10.38
IV.ALJA.HHN. ML:2.3 0.0001999969 1.2192 AML other m 2019-08-09T03:16:16.38
IV.GALF.HHE. ML:2.4 0.00018297895 0.4592 AML other m 2019-08-09T03:16:18.10
IV.GALF.HHN. ML:2.2 0.0001228022 0.6 AML other m 2019-08-09T03:16:20.31
IV.EPZF.HHN. ML:2.6 0.00028877555 1.36 AML other m 2019-08-09T03:16:20.17
IV.EPZF.HHE. ML:2.2 0.00013489153000000002 0.4192 AML other m 2019-08-09T03:16:21.25
IV.MPNC.HHE. ML:2.3 0.0001360335 1.4416 AML other m 2019-08-09T03:16:21.27
IV.MSRU.HHN. ML:2.0 0.000060301980000000005 0.3408 AML other m 2019-08-09T03:16:22.04
IV.ECTS.EHE. ML:2.1 0.00009042595500000001 1.0592 AML other m 2019-08-09T03:16:22.25
IV.HLNI.HHN. ML:1.8 0.00003179524 0.28 AML other m 2019-08-09T03:16:25.21
IV.HLNI.HHE. ML:1.8 0.000030479908 0.2592 AML other m 2019-08-09T03:16:25.41
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Waveforms Seismic signals in miniseed + resp format Download