Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 29-10-2019 and time 21:33:50 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 1.1 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 29-10-2019 20:33:50 (UTC)
  • 29-10-2019 21:33:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.7170, 15.4520 at 7 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
84 Km NW of Cosenza (67546 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 1.1 2019-10-29
20:33:50		 39.7167 15.4515 7 2020-02-28
16:42:13		 Bollettino Sismico Italiano INGV 74591841
Reviewed
Rev100 		ML 1.1 2019-10-29
20:33:51		 39.7142 15.4632 10 2019-10-29
20:43:01		 Sala Sismica INGV-Roma 73522291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-29 20:33:50 ± 0.31
Latitude 39.7167 ± 0.0108
Longitude 15.4515 ± 0.0152
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 74591841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1497
Semi-minor axis of confidence ellipse (meter) 761
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 57
Circular confidence region, given by single value of horizontal uncertainty (meter) 1500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 221
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.30937
Epicentral distance of station farthest from the epicenter (degree) 0.87324
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 73522291
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-29 20:43:01

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 74591841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-13 10:04:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CELI.HHZ. 2019-10-29T20:34:20.51 0.6 undecidable manual S 111 96.9252 50 0.38 42
IV.CDRU.HHE. 2019-10-29T20:34:17.49 0.6 undecidable manual S 352 86.6466 50 0.1 46
IV.CMPR.HHZ. 2019-10-29T20:34:12.30 0.6 undecidable manual S 349 67.8765 50 -0.09 48
IV.CELI.HHZ. 2019-10-29T20:34:08.32 0.1 undecidable manual P 111 96.9252 50 0.53 82
IV.MGR.HHZ. 2019-10-29T20:34:07.10 0.6 undecidable manual S 10 47.5191 50 0.16 49
IV.CET2.HHZ. 2019-10-29T20:34:06.09 0.6 undecidable manual S 116 47.8188 50 -0.92 38
IV.BULG.HHZ. 2019-10-29T20:34:05.50 0.3 undecidable manual S 351 40.626 50 0.4 71
IV.CDRU.HHE. 2019-10-29T20:34:05.69 0.1 undecidable manual P 352 86.6466 50 -0.52 83
MN.CUC.HHZ. 2019-10-29T20:34:05.51 0.3 undecidable manual S 45 43.623 50 -0.41 70
IV.MCEL.HHN. 2019-10-29T20:34:05.22 0.3 undecidable manual P 24 73.7706 50 1 53
IX.SRN3.HNE.02 2019-10-29T20:34:05.71 0.3 undecidable manual P 0 85.3479 50 -0.3 66
IV.CAR1.HHN. 2019-10-29T20:34:05.90 0.6 undecidable manual P 128 82.8504 50 0.27 45
IV.GRIS.EHE. 2019-10-29T20:34:03.20 0.3 undecidable manual S 85 34.3434 102 0.09 76
IV.SIRI.HNE. 2019-10-29T20:34:03.11 0.3 undecidable manual P 34 62.5929 50 0.61 64
IV.CMPR.HHZ. 2019-10-29T20:34:02.97 0.1 undecidable manual P 349 67.8765 50 -0.35 90
IV.CET2.HHZ. 2019-10-29T20:34:00.08 0.1 positive manual P 116 47.8188 50 -0.14 98
IV.MMN.HHE. 2019-10-29T20:34:00.36 1.0 undecidable manual P 67 49.8168 50 -0.17 24
IV.BULG.HHZ. 2019-10-29T20:33:59.35 0.1 undecidable manual P 351 40.626 50 0.24 97
MN.CUC.HHZ. 2019-10-29T20:33:59.46 0.1 undecidable manual P 45 43.623 50 -0.12 99
IV.MGR.HHZ. 2019-10-29T20:33:59.92 0.1 undecidable manual P 10 47.5191 50 -0.25 96
IV.GRIS.EHE. 2019-10-29T20:33:57.81 0.1 undecidable manual P 85 34.3434 102 -0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CET2.HHE. ML:1.2 0.00005135 0.72 AML other m 2019-10-29T20:34:06.33
MN.CUC.HHN. ML:1.0 0.000037449999999999995 1.14 AML other m 2019-10-29T20:34:06.83
IV.CET2.HHN. ML:1.7 0.0001285 0.16 AML other m 2019-10-29T20:34:06.90
IV.BULG.HHE. ML:1.3 0.00006355 1.46 AML other m 2019-10-29T20:34:07.03
IV.BULG.HHN. ML:1.3 0.0000741 0.52 AML other m 2019-10-29T20:34:08.45
IV.MGR.HHN. ML:0.8 0.000021499999999999997 0.58 AML other m 2019-10-29T20:34:08.67
MN.CUC.HHE. ML:1.0 0.0000334 0.54 AML other m 2019-10-29T20:34:10.83
IV.MGR.HHE. ML:0.8 0.000020039999999999998 1.82 AML other m 2019-10-29T20:34:11.91
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