Earthquake with magnitude of ML 1.7 on date 21-10-2019 and time 22:48:13 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 1.7 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 21-10-2019 20:48:13 (UTC)
  • 21-10-2019 22:48:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.58, 15.54 at 156 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
43 Km N of Messina (238439 inhabitants)
54 Km N of Reggio di Calabria (183035 inhabitants)
80 Km SW of Lamezia Terme (70714 inhabitants)
98 Km W of Catanzaro (90612 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 1.7 2019-10-21
20:48:13
38.58 15.54 156 2020-02-28
16:42:28
Bollettino Sismico Italiano INGV 76872671
Reviewed
Rev100
ML 1.7 2019-10-21
20:48:13
38.57 15.52 154 2019-10-21
21:00:51
Sala Sismica INGV-Roma 73380261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-21 20:48:13 ± 0.35
Latitude 38.58 ± 0.02
Longitude 15.54 ± 0.03
Depth (km) 156 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76872671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1849
Semi-minor axis of confidence ellipse (meter) 1836
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 277
Circular confidence region, given by single value of horizontal uncertainty (meter) 1850
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 127
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 1.43442
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 76872671
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-27 16:20:47

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 73380261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-21 21:00:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
GU.SATI.HHZ. 2019-10-21T20:50:22.97 3.0 undecidable manual Pn -6 0
CR.ZAG.BHZ. 2019-10-21T20:50:15.74 3.0 undecidable manual Pg 13.99 0
CR.STON.BHZ. 2019-10-21T20:50:14.30 3.0 undecidable manual Sn -1.86 0
IV.VIVA.HHZ. 2019-10-21T20:50:07.42 3.0 undecidable manual Sg 12.03 0
IV.NDIM.HHZ. 2019-10-21T20:50:04.41 3.0 positive manual Pn 3.75 0
MN.KEK.HHZ. 2019-10-21T20:49:52.03 3.0 undecidable manual Sn -2.38 0
IV.CGL.BHZ. 2019-10-21T20:49:37.56 3.0 undecidable manual Pg 6.44 0
IV.CPGN.EHZ. 2019-10-21T20:49:36.72 3.0 undecidable manual Pn -4.14 0
AC.VLO.HHZ. 2019-10-21T20:49:29.53 3.0 positive manual Pg 15.27 0
AC.KBN.HHZ. 2019-10-21T20:49:28.81 3.0 negative manual Pn 1.32 0
IV.SCIAC.HHZ. 2019-10-21T20:49:22.60 3.0 undecidable manual Sg -0.16 0
IT.TRN1.HGZ. 2019-10-21T20:49:22.92 3.0 negative manual Pn -1.35 0
IV.RMP.HHZ. 2019-10-21T20:49:18.87 3.0 negative manual Pg 3.53 0
IV.MTMR.EHZ. 2019-10-21T20:49:13.01 3.0 undecidable manual Sn -7.33 0
IV.VVLD.HHZ. 2019-10-21T20:49:08.56 3.0 undecidable manual Pn -2.72 0
IV.CELI.HHE. 2019-10-21T20:49:01.17 0.6 undecidable manual S 42 1.1116 139 1.19 31
IV.GRIS.EHE. 2019-10-21T20:49:01.56 0.6 undecidable manual S 12 1.1808 137 0.48 41
IV.CET2.HHZ. 2019-10-21T20:48:57.55 0.6 undecidable manual S 19 0.9973 142 -0.7 40
IV.CAR1.HHZ. 2019-10-21T20:48:55.88 0.6 undecidable manual S 38 0.8481 147 -0.29 46
IV.AIO.HHE. 2019-10-21T20:48:55.04 0.6 undecidable manual S 202 0.6583 153 1.14 34
IV.PLAC.HHZ. 2019-10-21T20:48:54.95 0.6 undecidable manual S 101 0.715 151 0.42 46
IV.SOI.EHE. 2019-10-21T20:48:53.73 0.6 undecidable manual S 142 0.6502 153 -0.09 51
MN.CEL.HHE. 2019-10-21T20:48:51.57 0.6 undecidable manual S 139 0.4263 162 -0.2 52
IV.MSRU.HHZ. 2019-10-21T20:48:50.47 0.6 undecidable manual S 184 0.3211 166 -0.62 48
GE.MATE.HHZ. 2019-10-21T20:48:47.42 3.0 undecidable manual Pn -6.62 0
IV.SALB.HHE. 2019-10-21T20:48:44.40 0.3 undecidable manual P 26 1.4344 131 0.76 52
IV.LADO.EHE. 2019-10-21T20:48:42.38 0.3 undecidable manual P 58 1.3193 134 -0.09 65
IV.GRIS.EHE. 2019-10-21T20:48:41.01 0.3 undecidable manual P 12 1.1808 137 -0.12 67
IV.CELI.HHE. 2019-10-21T20:48:40.93 0.1 undecidable manual P 42 1.1116 139 0.44 85
IV.CET2.HHZ. 2019-10-21T20:48:39.37 0.1 undecidable manual P 19 0.9973 142 -0.12 93
IV.AIO.HHE. 2019-10-21T20:48:37.43 0.3 undecidable manual P 202 0.6583 153 0.45 70
IV.NOV.HHE. 2019-10-21T20:48:37.28 0.1 undecidable manual P 210 0.6403 154 0.41 94
IV.CAR1.HHZ. 2019-10-21T20:48:37.88 0.1 undecidable manual P 38 0.8481 147 -0.41 90
IV.GRI.EHN. 2019-10-21T20:48:37.70 0.3 undecidable manual P 71 0.7258 151 0.28 72
IV.PLAC.HHZ. 2019-10-21T20:48:37.29 0.1 negative manual P 101 0.715 151 -0.06 100
IV.SOI.EHE. 2019-10-21T20:48:36.69 0.1 undecidable manual P 142 0.6502 153 -0.25 98
IV.IVPL.HHE. 2019-10-21T20:48:36.01 0.3 undecidable manual P 245 0.4847 160 -0.01 80
IV.MTTG.HHZ. 2019-10-21T20:48:36.58 0.3 undecidable manual P 168 0.5945 155 -0.02 78
IV.FERC.HNE. 2019-10-21T20:48:36.07 0.3 undecidable manual P 106 0.4784 160 0.08 79
MN.CEL.HHE. 2019-10-21T20:48:35.39 0.1 undecidable manual P 139 0.4263 162 -0.36 100
IV.MSRU.HHZ. 2019-10-21T20:48:34.66 0.1 undecidable manual P 184 0.3211 166 -0.7 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSRU.HHN. ML:1.7 2.282013E-5 0.384 AML other m 2019-10-21T20:48:51.32
IV.MSRU.HHE. ML:1.7 2.3713785E-5 0.32 AML other m 2019-10-21T20:48:51.72
IV.MTTG.HHN. ML:1.8 2.62E-5 0.5 AML other m 2019-10-21T20:48:56.72
IV.PLAC.HHE. ML:1.1 6.4665753E-6 0.7424 AML other m 2019-10-21T20:48:56.32
IV.CAR1.HHN. ML:1.6 1.48042E-5 0.3584 AML other m 2019-10-21T20:48:58.27
IV.CET2.HHN. ML:1.8 2.1439015E-5 0.1792 AML other m 2019-10-21T20:48:58.85
IV.CET2.HHE. ML:1.7 1.491312E-5 0.2432 AML other m 2019-10-21T20:48:59.44
IV.CAR1.HHE. ML:1.7 1.9917835E-5 1.6416 AML other m 2019-10-21T20:49:01.96
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download