Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 16-08-2017 and time 16:59:05 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 2.0 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 16-08-2017 14:59:05 (UTC)
  • 16-08-2017 16:59:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4820, 15.5030 at 130 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
32 Km N of Messina (238439 inhabitants)
43 Km N of Reggio di Calabria (183035 inhabitants)
90 Km SW 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 2.0 2017-08-16
14:59:05		 38.4817 15.5027 130 2018-07-06
15:40:35		 Bollettino Sismico Italiano INGV 51473061
Reviewed
Rev100 		ML 2.0 2017-08-16
14:59:06		 38.4898 15.5212 126 2017-08-16
15:25:32		 Sala Sismica INGV-Roma 49089691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-08-16 14:59:05 ± 0.3
Latitude 38.4817 ± 0.0180
Longitude 15.5027 ± 0.0264
Depth (km) 130 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 51473061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2391
Semi-minor axis of confidence ellipse (meter) 1174
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 129
Circular confidence region, given by single value of horizontal uncertainty (meter) 2390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 175
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.54054
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 51473061
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-10-31 08:19:13

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 49089691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-08-16 15:25:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.SARM.EHZ. 2017-08-16T15:01:04.10 3.0 negative manual Pg 16.83 0
GU.CARD.HHZ. 2017-08-16T15:01:03.68 3.0 undecidable manual Pg 18.629999 0
IV.T1299.EHZ. 2017-08-16T15:01:00.94 3.0 undecidable manual Sn -1.36 0
GU.RNCA.HHZ. 2017-08-16T15:00:57.04 3.0 undecidable manual Pn -2.46 0
OX.MPRI.HHZ. 2017-08-16T15:00:56.96 3.0 undecidable manual Pn -5.06 0
MN.AQU.HHZ. 2017-08-16T15:00:52.97 3.0 undecidable manual Sn -2.19 0
IV.RIBO.EHZ.01 2017-08-16T15:00:49.21 3.0 positive manual Pg 19.24 0
IV.LAV9.HHZ. 2017-08-16T15:00:49.01 3.0 undecidable manual Sn 1.53 0
CR.BRJN.HHZ. 2017-08-16T15:00:40.88 3.0 undecidable manual Pn -1.6 0
IV.MOMA.HHZ. 2017-08-16T15:00:35.41 3.0 undecidable manual Pg 15.9 0
IV.LINA.HHZ. 2017-08-16T15:00:35.17 3.0 undecidable manual Sn -9.99 0
IV.T1214.EHZ. 2017-08-16T15:00:31.78 3.0 negative manual Pg 15.71 0
IV.CSNT.HHZ. 2017-08-16T15:00:31.15 3.0 positive manual Pn -3.02 0
IV.AGLI.HHZ. 2017-08-16T15:00:31.02 3.0 undecidable manual Pn 0.7 0
IV.NARO.HHZ. 2017-08-16T15:00:24.71 3.0 negative manual Pn -4.59 0
IV.COR1.EHZ. 2017-08-16T15:00:24.08 3.0 undecidable manual Pn -3.82 0
IV.T1299.EHZ. 2017-08-16T15:00:23.66 3.0 negative manual Pg 9.46 0
IV.MGAB.HHZ. 2017-08-16T15:00:23.36 3.0 undecidable manual Pn 0.18 0
BA.PZUN.HHZ. 2017-08-16T15:00:04.14 3.0 undecidable manual Sn -2.07 0
MN.TIP.HHZ. 2017-08-16T14:59:50.08 0.6 undecidable manual S 54 133.2666 131 0.48 39
IV.SERS.HHZ. 2017-08-16T14:59:48.31 1.0 undecidable manual S 59 119.5914 134 0.89 17
IV.CET2.HHZ. 2017-08-16T14:59:47.82 0.6 undecidable manual S 18 122.4885 133 -0.05 44
IV.CAR1.HHZ. 2017-08-16T14:59:44.78 1.0 undecidable manual S 35 105.2169 138 -0.48 21
IV.PLAC.HNZ. 2017-08-16T14:59:42.32 0.6 undecidable manual S 92 81.3519 145 0.27 46
IV.AIO.HHN. 2017-08-16T14:59:41.27 1.0 undecidable manual S 203 61.2942 153 1.45 14
IV.JOPP.HHZ. 2017-08-16T14:59:37.62 0.6 undecidable manual S 67 36.0417 163 -0.15 51
IV.MSRU.HHZ. 2017-08-16T14:59:37.00 0.6 undecidable manual S 179 24.1536 169 -0.15 52
IV.GMB.BHZ. 2017-08-16T14:59:36.82 3.0 undecidable manual Sn -0.38 0
IV.SALB.HHZ. 2017-08-16T14:59:35.65 0.6 undecidable manual P 25 170.9955 123 0.77 30
MN.TIP.HHZ. 2017-08-16T14:59:31.09 0.1 undecidable manual P 54 133.2666 131 -0.04 86
IV.CELI.HHZ. 2017-08-16T14:59:31.41 0.3 undecidable manual P 40 134.0658 130 0.21 62
IV.SERS.HHZ. 2017-08-16T14:59:29.96 0.1 undecidable manual P 59 119.5914 134 0.09 87
IV.CET2.HHZ. 2017-08-16T14:59:29.99 0.3 undecidable manual P 18 122.4885 133 -0.14 65
IV.CAR1.HHZ. 2017-08-16T14:59:28.17 0.3 undecidable manual P 35 105.2169 138 -0.45 63
IV.PLAC.HNZ. 2017-08-16T14:59:26.70 0.1 undecidable manual P 92 81.3519 145 -0.07 95
IV.SOI.EHN. 2017-08-16T14:59:25.43 0.3 undecidable manual P 133 65.9895 151 -0.33 70
IV.AIO.HHN. 2017-08-16T14:59:25.88 0.3 undecidable manual P 203 61.2942 153 0.4 68
IV.JOPP.HHZ. 2017-08-16T14:59:24.07 0.1 undecidable manual P 67 36.0417 163 -0.23 100
IV.MSRU.HHZ. 2017-08-16T14:59:23.69 0.3 undecidable manual P 179 24.1536 169 -0.25 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHN. ML:1.9 0.0000480464 0.16 AML other m 2017-08-16T14:59:38.85
IV.MSRU.HHN. ML:2.1 0.00007524116 0.78 AML other m 2017-08-16T14:59:40.65
IV.MSRU.HHE. ML:2.3 0.00012887179999999997 0.02 AML other m 2017-08-16T14:59:40.83
IV.GMB.BHN. ML:2.9 0.0005355000000000001 1.92 AML other m 2017-08-16T14:59:41.01
IV.CET2.HHN. ML:2.0 0.00004124999999999999 0.92 AML other m 2017-08-16T14:59:49.01
IV.CET2.HHE. ML:2.0 0.000040050000000000004 0.34 AML other m 2017-08-16T14:59:49.17
IV.SERS.HHN. ML:1.7 0.000018043645 0.92 AML other m 2017-08-16T14:59:51.84
IV.CAR1.HHE. ML:1.8 0.000028685295 0.9 AML other m 2017-08-16T15:00:05.47
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