Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 13-05-2016 and time 16:53:25 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 2.1 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 13-05-2016 14:53:25 (UTC)
  • 13-05-2016 16:53:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.4720, 15.3600 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
80 Km W of Cosenza (67546 inhabitants)
99 Km NW of Lamezia Terme (70714 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 2.1 2016-05-13
14:53:25		 39.4717 15.3602 7 2016-11-08
11:48:45		 Bollettino Sismico Italiano INGV 25122481
Reviewed
Rev100 		ML 2.2 2016-05-13
14:53:22		 39.3865 15.1962 23 2016-05-13
15:00:04		 Sala Sismica INGV-Roma 25070651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-05-13 14:53:25 ± 0.33
Latitude 39.4717 ± 0.0117
Longitude 15.3602 ± 0.0233
Depth (km) 7 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 25122481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2110
Semi-minor axis of confidence ellipse (meter) 1130
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 247
Circular confidence region, given by single value of horizontal uncertainty (meter) 2110.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 218
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 15
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.95598
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 25122481
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-08-31 23:00:10

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 25070651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-05-13 15:00:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRVN.HHZ. 2016-05-13T14:53:58.04 3.0 undecidable manual Pg 2.25 0
IV.CELI.HHZ. 2016-05-13T14:53:55.21 0.6 undecidable manual S 94 98.7234 50 0.55 43
IV.CAR1.HHZ. 2016-05-13T14:53:48.99 0.6 undecidable manual S 108 76.9674 50 0.14 49
IV.MGR.HHZ. 2016-05-13T14:53:48.27 0.6 undecidable manual S 13 75.6687 50 -0.25 48
MN.CUC.HHZ. 2016-05-13T14:53:46.26 0.6 undecidable manual S 34 69.7746 50 -0.67 43
IV.MCEL.HHN. 2016-05-13T14:53:43.15 0.6 undecidable manual P 22 101.8203 50 0.52 43
IV.JOPP.HNN. 2016-05-13T14:53:42.73 0.3 undecidable manual P 155 106.116 50 -0.55 63
IV.CELI.HHZ. 2016-05-13T14:53:42.38 0.1 undecidable manual P 94 98.7234 50 0.23 92
IV.SALB.HHZ. 2016-05-13T14:53:42.55 0.3 undecidable manual P 62 95.4378 50 0.91 55
IV.CET2.HHZ. 2016-05-13T14:53:41.37 0.3 undecidable manual S 83 51.3153 50 -0.63 68
IV.SIRI.HNE. 2016-05-13T14:53:40.73 0.6 undecidable manual P 29 89.8434 50 -0.05 49
IV.TDS.HHZ. 2016-05-13T14:53:40.32 0.1 undecidable manual P 76 86.1471 50 0.11 97
IV.MGR.HHZ. 2016-05-13T14:53:38.35 0.3 undecidable manual P 13 75.6687 50 -0.24 72
IV.CAR1.HHZ. 2016-05-13T14:53:38.82 0.1 undecidable manual P 108 76.9674 50 0.03 100
MN.CUC.HHZ. 2016-05-13T14:53:38.10 0.3 undecidable manual P 34 69.7746 50 0.42 70
IV.CET2.HHZ. 2016-05-13T14:53:34.53 0.1 undecidable manual P 83 51.3153 50 -0.3 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAR1.HHN. ML:2.3 0.000286 0.22 AML other m 2016-05-13T14:53:50.46
IV.CAR1.HHE. ML:2.3 0.00027749999999999997 0.8 AML other m 2016-05-13T14:53:53.12
IV.CELI.HHN. ML:2.2 0.00016700000000000002 1.08 AML other m 2016-05-13T14:53:58.38
IV.CELI.HHE. ML:2.2 0.00014450000000000002 1.58 AML other m 2016-05-13T14:54:46.48
IV.CET2.HHN. ML:2.2 0.000379 0.2 AML other m 2016-05-13T14:53:44.10
IV.CET2.HHE. ML:2.1 0.00034250000000000003 0.68 AML other m 2016-05-13T14:53:43.78
MN.CUC.HHE. ML:2.0 0.000188 0.22 AML other m 2016-05-13T14:53:47.12
MN.CUC.HHN. ML:1.9 0.000143 1.22 AML other m 2016-05-13T14:53:50.36
IV.SALB.HHN. ML:1.7 0.00005345 1.58 AML other m 2016-05-13T14:53:58.74
IV.SALB.HHE. ML:1.8 0.00007400000000000001 0.56 AML other m 2016-05-13T14:53:59.00
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