Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 10-07-2018 and time 13:23:25 (UTC) in region Tirreno Meridionale (MARE)

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

  • 10-07-2018 13:23:25 (UTC)
  • 10-07-2018 15:23:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.9460, 15.6300 at 176 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
60 Km W of Lamezia Terme (70714 inhabitants)
67 Km SW of Cosenza (67546 inhabitants)
84 Km W of Catanzaro (90612 inhabitants)
84 Km N of Messina (238439 inhabitants)
93 Km N of Reggio di Calabria (183035 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 2018-07-10
13:23:25		 38.9457 15.63 176 2019-04-24
14:50:52		 Bollettino Sismico Italiano INGV 59744741
Reviewed
Rev100 		ML 2.1 2018-07-10
13:23:25		 38.9433 15.612 175 2018-07-10
13:32:26		 Sala Sismica INGV-Roma 58669561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-07-10 13:23:25 ± 0.25
Latitude 38.9457 ± 0.0126
Longitude 15.6300 ± 0.0301
Depth (km) 176 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 59744741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2408
Semi-minor axis of confidence ellipse (meter) 1358
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 91
Circular confidence region, given by single value of horizontal uncertainty (meter) 2410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 163
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 20
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) 1.08278
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 58669561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-07-10 13:32:26

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 59744741
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-08-14 13:22:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NDIM.HHZ. 2018-07-10T13:25:13.57 3.0 negative manual Pn 7.75 0
IV.LPEL.HHZ. 2018-07-10T13:25:10.11 3.0 undecidable manual Sg 10.66 0
IV.CAMP.HHZ. 2018-07-10T13:25:09.30 3.0 undecidable manual Sn -5.4 0
IV.CIGN.HHZ. 2018-07-10T13:25:01.38 3.0 undecidable manual Sg 13.43 0
IV.CPGN.EHZ. 2018-07-10T13:24:52.65 3.0 undecidable manual Pn 6.27 0
IV.PANTE.HHZ. 2018-07-10T13:24:33.26 3.0 negative manual Pg 12.31 0
AC.SRN.HHZ. 2018-07-10T13:24:24.42 3.0 undecidable manual Pn 2.77 0
IV.CIGN.HHZ. 2018-07-10T13:24:20.57 3.0 negative manual Pg 8.8 0
IV.PIPA.HHZ. 2018-07-10T13:24:15.70 0.6 undecidable manual S 59 118.1928 144 1.2 30
MN.CUC.HHZ. 2018-07-10T13:24:14.50 0.1 undecidable manual S 8 117.3936 144 0.1 88
IV.SERS.HHZ. 2018-07-10T13:24:11.60 0.1 undecidable manual S 83 91.8414 151 0.16 91
IV.PLAC.HHZ. 2018-07-10T13:24:11.00 0.1 undecidable manual S 128 89.0442 152 -0.16 92
IV.TDS.HHZ. 2018-07-10T13:24:11.65 3.0 undecidable manual Sn -2.07 0
IV.CET2.HHZ. 2018-07-10T13:24:09.20 0.1 undecidable manual S 23 70.4739 157 -0.22 94
IV.CAR1.HHZ. 2018-07-10T13:24:08.60 0.1 undecidable manual S 56 60.5949 160 -0.03 100
IV.JOPP.HHZ. 2018-07-10T13:24:07.40 0.6 undecidable manual S 149 43.623 165 -0.14 50
IV.CLTA.HHZ. 2018-07-10T13:24:00.85 3.0 undecidable manual Pn -3.49 0
IV.HAGA.HHZ. 2018-07-10T13:23:57.60 3.0 positive manual Pn -1.24 0
IV.SALB.HHZ. 2018-07-10T13:23:54.35 0.1 positive manual P 30 120.1908 144 0.35 83
IV.PIPA.HHZ. 2018-07-10T13:23:53.87 0.1 undecidable manual P 59 118.1928 144 0.02 89
MN.CUC.HHZ. 2018-07-10T13:23:53.53 0.1 undecidable manual P 8 117.3936 144 -0.26 85
IV.MTTG.HHZ. 2018-07-10T13:23:53.36 0.1 undecidable manual P 177 104.7174 147 0.45 84
IV.MILZ.HHZ. 2018-07-10T13:23:52.32 0.3 undecidable manual P 205 82.4508 153 0.78 58
MN.TIP.HHZ. 2018-07-10T13:23:52.40 0.1 undecidable manual P 75 100.6215 149 -0.24 88
IV.SOI.EHZ. 2018-07-10T13:23:52.58 0.1 undecidable manual P 159 103.5186 148 -0.25 88
IV.SERS.HHZ. 2018-07-10T13:23:52.09 0.1 undecidable manual P 83 91.8414 151 0 94
IV.PLAC.HHZ. 2018-07-10T13:23:51.76 0.1 undecidable manual P 128 89.0442 152 -0.16 92
MN.CEL.HHZ. 2018-07-10T13:23:51.19 0.6 positive manual P 163 79.365 154 -0.18 47
IV.CAR1.HHZ. 2018-07-10T13:23:50.32 0.1 undecidable manual P 56 60.5949 160 -0.14 97
IV.CET2.HHZ. 2018-07-10T13:23:50.80 0.1 undecidable manual P 23 70.4739 157 -0.11 96
IV.JOPP.HHZ. 2018-07-10T13:23:49.66 0.1 undecidable manual P 149 43.623 165 -0.17 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SALB.HHN. ML:1.8 0.00001655 0.88 AML other m 2018-07-10T13:23:56.44
IV.JOPP.HHE. ML:2.1 0.000050549999999999995 0.28 AML other m 2018-07-10T13:24:08.05
IV.JOPP.HHN. ML:2.2 0.00005815 0.36 AML other m 2018-07-10T13:24:08.21
IV.CET2.HHE. ML:2.6 0.00014000000000000001 1.24 AML other m 2018-07-10T13:24:09.15
IV.CAR1.HHE. ML:2.5 0.0000993 0.42 AML other m 2018-07-10T13:24:10.50
IV.CET2.HHN. ML:2.8 0.0002175 0.88 AML other m 2018-07-10T13:24:10.41
MN.CEL.HHN. ML:2.0 0.000035699999999999994 0.46 AML other m 2018-07-10T13:24:12.36
MN.CEL.HHE. ML:2.0 0.000035000000000000004 0.28 AML other m 2018-07-10T13:24:12.56
IV.CAR1.HHN. ML:2.4 0.0000974 0.36 AML other m 2018-07-10T13:24:12.48
MN.TIP.HHN. ML:1.8 0.00001795 1.44 AML other m 2018-07-10T13:24:13.78
IV.SERS.HHN. ML:2.0 0.000029699999999999997 0.66 AML other m 2018-07-10T13:24:13.57
IV.PLAC.HHE. ML:2.1 0.0000343 0.46 AML other m 2018-07-10T13:24:13.61
IV.PLAC.HHN. ML:2.1 0.00003715 0.96 AML other m 2018-07-10T13:24:13.17
IV.SERS.HHE. ML:2.0 0.000029049999999999998 0.5 AML other m 2018-07-10T13:24:13.68
MN.TIP.HHE. ML:1.7 0.000015050000000000002 0.64 AML other m 2018-07-10T13:24:14.37
IV.SALB.HHE. ML:2.0 0.0000264 0.8 AML other m 2018-07-10T13:24:17.40
IV.PIPA.HHE. ML:2.1 0.00003465 0.22 AML other m 2018-07-10T13:24:17.85
IV.PIPA.HHN. ML:2.0 0.00003025 1.04 AML other m 2018-07-10T13:24:18.13
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