Earthquake with magnitude of ML 2.1 on date 16-07-2017 and time 14:11:55 (UTC) in region Tirreno Meridionale (MARE)

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

  • 16-07-2017 14:11:55 (UTC)
  • 16-07-2017 16:11:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4370, 15.4990 at 111 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
27 Km N of Messina (238439 inhabitants)
39 Km NW of Reggio di Calabria (183035 inhabitants)
93 Km SW of Lamezia Terme (70714 inhabitants)
96 Km N of Acireale (52622 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 2017-07-16
14:11:55
38.4368 15.4987 111 2018-07-06
12:40:16
Bollettino Sismico Italiano INGV 51249651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-07-16 14:11:55 ± 0.22
Latitude 38.4368 ± 0.0135
Longitude 15.4987 ± 0.0161
Depth (km) 111 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 51249651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1448
Semi-minor axis of confidence ellipse (meter) 975
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 149
Circular confidence region, given by single value of horizontal uncertainty (meter) 1450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.14753
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 14
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 51249651
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-10-23 15:36:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
AC.VLO.HHZ. 2017-07-16T14:13:47.95 3.0 undecidable manual Sg 8.43 0
IV.LIK.EHZ.01 2017-07-16T14:13:28.84 3.0 undecidable manual Sn -5.64 0
IV.RIBO.EHZ.01 2017-07-16T14:13:24.85 3.0 negative manual Pn 3.41 0
IV.PIGN.HHZ. 2017-07-16T14:13:21.05 3.0 undecidable manual Sn -2.62 0
IV.CDCA.HNZ. 2017-07-16T14:13:20.51 3.0 negative manual Pn -0.7 0
IV.T1213.HNZ. 2017-07-16T14:13:18.95 3.0 undecidable manual Pg 10.51 0
AC.SRN.HHZ. 2017-07-16T14:13:06.03 3.0 undecidable manual Pg 11.22 0
IV.TOLF.HHZ. 2017-07-16T14:13:04.23 3.0 undecidable manual Pn -1.81 0
IV.SLCN.HHZ. 2017-07-16T14:13:03.68 3.0 undecidable manual Sg 2.91 0
IV.LIK.EHZ.01 2017-07-16T14:13:00.17 3.0 undecidable manual Pg 8.7 0
IV.PIGN.HHZ. 2017-07-16T14:12:50.08 3.0 undecidable manual Pg 4.68 0
IV.MTMR.HNZ. 2017-07-16T14:12:39.23 3.0 undecidable manual Pn -0.58 0
IV.CAR1.HHZ. 2017-07-16T14:12:32.57 0.6 undecidable manual S 34 109.5126 131 0.02 44
IV.PLAC.HHZ. 2017-07-16T14:12:28.45 0.6 undecidable manual S 89 81.6516 140 0.12 46
IV.SOI.EHZ. 2017-07-16T14:12:25.56 0.3 undecidable manual S 130 62.9925 148 -0.4 68
IV.AIO.HHE. 2017-07-16T14:12:24.93 0.3 undecidable manual S 204 56.5989 150 -0.32 69
IV.IVPL.HHZ. 2017-07-16T14:12:24.72 0.3 undecidable manual S 262 45.621 155 0.56 68
IV.MSCL.HHZ. 2017-07-16T14:12:23.58 0.3 undecidable manual S 132 34.0437 161 0.33 72
IV.JOPP.HHZ. 2017-07-16T14:12:23.50 0.3 undecidable manual S 61 38.5281 159 -0.07 75
IV.MSRU.HHZ. 2017-07-16T14:12:22.20 0.6 undecidable manual S 178 19.1697 169 -0.23 50
IV.CET2.HHZ. 2017-07-16T14:12:18.30 0.1 undecidable manual P 18 127.3725 126 -0.28 81
IV.CAR1.HHZ. 2017-07-16T14:12:16.79 0.1 undecidable manual P 34 109.5126 131 -0.06 89
IV.EPZF.HHZ. 2017-07-16T14:12:15.21 0.1 undecidable manual P 220 88.0452 138 0.27 88
IV.PLAC.HHZ. 2017-07-16T14:12:14.67 0.3 undecidable manual P 89 81.6516 140 0.26 67
IV.MUCR.HHE. 2017-07-16T14:12:13.09 0.6 undecidable manual P 231 69.7746 145 -0.43 44
IV.SOI.EHZ. 2017-07-16T14:12:13.01 0.3 positive manual P 130 62.9925 148 -0.03 73
IV.GMB.BHZ. 2017-07-16T14:12:12.32 0.3 undecidable manual P 136 41.4252 158 0.52 68
IV.JOPP.HHZ. 2017-07-16T14:12:12.00 0.6 undecidable manual P 61 38.5281 159 0.33 48
IV.MTTG.HHE. 2017-07-16T14:12:12.28 0.6 undecidable manual P 160 51.2154 153 -0.03 50
IV.AIO.HHE. 2017-07-16T14:12:12.82 0.6 undecidable manual P 204 56.5989 150 0.19 48
MN.CEL.HNZ. 2017-07-16T14:12:11.60 0.1 undecidable manual P 120 39.5271 158 -0.11 100
IV.MSCL.HHZ. 2017-07-16T14:12:11.44 0.3 undecidable manual P 132 34.0437 161 -0.04 77
IV.IVPL.HHZ. 2017-07-16T14:12:11.77 0.3 undecidable manual P 262 45.621 155 -0.24 72
IV.MSRU.HHZ. 2017-07-16T14:12:10.73 0.3 undecidable manual P 178 19.1697 169 -0.28 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSRU.HHE. ML:2.1 0.000112 0.72 AML other m 2017-07-16T14:12:23.46
IV.MSRU.HHN. ML:2.2 0.000136 0.86 AML other m 2017-07-16T14:12:24.61
IV.JOPP.HHN. ML:1.9 0.00006459999999999998 0.98 AML other m 2017-07-16T14:12:26.16
IV.MSCL.HHE. ML:2.4 0.0002165 1.3 AML other m 2017-07-16T14:12:26.01
IV.JOPP.HHE. ML:1.9 0.0000582 0.64 AML other m 2017-07-16T14:12:27.63
IV.MSCL.HHN. ML:2.2 0.00014250000000000002 0.58 AML other m 2017-07-16T14:12:28.47
IV.PLAC.HHE. ML:2.1 0.00007685 0.6 AML other m 2017-07-16T14:12:30.37
IV.PLAC.HHN. ML:2.1 0.00007159999999999999 0.3 AML other m 2017-07-16T14:12:31.49
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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