Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 26-07-2015 and time 04:07:29 (Italy) in region Tirreno Meridionale (MARE)

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

  • 26-07-2015 02:07:29 (UTC)
  • 26-07-2015 04:07:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4290, 15.3740 at 112 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
31 Km NW of Messina (238439 inhabitants)
43 Km NW of Reggio di Calabria (183035 inhabitants)
93 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 2015-07-26
02:07:29		 38.429 15.3735 112 2016-01-08
08:53:02		 Bollettino Sismico Italiano INGV 22529691
Reviewed
Rev100 		ML 2.1 2015-07-26
02:07:29		 38.3863 15.348 109 2015-07-26
02:16:44		 Sala Sismica INGV-Roma 20526741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-07-26 02:07:29 ± 0.22
Latitude 38.4290 ± 0.0162
Longitude 15.3735 ± 0.0138
Depth (km) 112 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 22529691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1905
Semi-minor axis of confidence ellipse (meter) 534
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 160
Circular confidence region, given by single value of horizontal uncertainty (meter) 1910.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 166
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 2.32924
Number of stations at which the event was observed 21
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 8
Type of magnitude ML
Reference to an origin 22529691
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-12-03 10:02:54

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 20526741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-07-26 02:16:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
AC.SRN.HHZ. 2015-07-26T02:09:25.99 3.0 undecidable manual Sg 12.48 0
CR.STON.BHZ. 2015-07-26T02:08:45.68 3.0 undecidable manual Pn 5.02 0
IV.MRLC.HHZ. 2015-07-26T02:08:34.99 3.0 undecidable manual Sn 258.5412 -2.11 0
IV.LAV9.HHZ. 2015-07-26T02:08:40.65 3.0 positive manual Pg 12.18 0
AC.VLO.HHZ. 2015-07-26T02:08:37.52 3.0 undecidable manual Pg 10.58 0
IV.MSAG.HHZ. 2015-07-26T02:08:28.72 3.0 undecidable manual Pg 7.85 0
IV.CELI.HHZ. 2015-07-26T02:08:14.40 3.0 undecidable manual S 150.738 0.76 0
IV.PLAC.HHZ. 2015-07-26T02:08:04.28 0.6 undecidable manual S 88 92.5407 137 0.36 55
IV.MPAZ.HHZ. 2015-07-26T02:08:01.33 0.6 undecidable manual S 134 76.368 142 -0.32 58
IV.SOI.EHZ. 2015-07-26T02:08:00.85 0.6 undecidable manual S 123 71.2731 144 -0.14 61
IV.MTTG.HHE. 2015-07-26T02:07:59.66 0.6 undecidable manual S 149 55.1004 151 0.51 57
IV.JOPP.HHZ. 2015-07-26T02:07:58.56 0.6 undecidable manual S 66 48.618 154 0.06 64
IV.IVPL.HHZ. 2015-07-26T02:07:57.27 0.6 undecidable manual S 260 34.743 161 -0.09 65
IV.MSRU.HHZ. 2015-07-26T02:07:56.34 0.3 undecidable manual S 147 21.7671 168 -0.28 97
IV.CELI.HHZ. 2015-07-26T02:07:54.96 3.0 negative manual P 150.738 -0.03 0
IV.CET2.HHZ. 2015-07-26T02:07:53.48 3.0 undecidable manual P -0.06 0
IV.SERS.HHZ. 2015-07-26T02:07:53.42 3.0 positive manual P -0.07 0
IV.SPS2.HHZ. 2015-07-26T02:07:52.61 3.0 negative manual Pn -0.1 0
IV.CAR1.HHZ. 2015-07-26T02:07:51.48 3.0 positive manual P -0.5 0
IV.PLAC.HHZ. 2015-07-26T02:07:49.37 0.3 undecidable manual P 88 92.5407 137 0.11 88
IV.MUCR.HHE. 2015-07-26T02:07:47.01 0.3 undecidable manual P 226 61.0944 149 0.14 93
IV.SOI.EHZ. 2015-07-26T02:07:47.34 0.3 undecidable manual P 123 71.2731 144 -0.23 89
IV.MPAZ.HHZ. 2015-07-26T02:07:47.72 0.3 undecidable manual P 134 76.368 142 -0.23 88
IV.MTTG.HHE. 2015-07-26T02:07:46.61 0.3 undecidable manual P 149 55.1004 151 0.1 94
IV.JOPP.HHZ. 2015-07-26T02:07:46.21 0.3 undecidable manual P 66 48.618 154 0.08 96
IV.MCSR.HHZ. 2015-07-26T02:07:46.03 0.3 undecidable manual P 197 42.3243 157 0.22 94
IV.IVPL.HHZ. 2015-07-26T02:07:45.68 0.3 undecidable manual P 260 34.743 161 0.2 96
IV.MPNC.HHZ. 2015-07-26T02:07:45.38 0.3 undecidable manual P 183 31.3464 163 0.03 100
IV.MSRU.HHZ. 2015-07-26T02:07:44.69 0.3 undecidable manual P 147 21.7671 168 -0.36 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAR1.HHE. ML:2.0 0.000040749999999999994 0.38 AML other m 2015-07-26T02:08:09.44
IV.CAR1.HHN. ML:2.0 0.0000422 0.36 AML other m 2015-07-26T02:08:09.37
IV.CET2.HHE. ML:2.2 0.00006235 1.04 AML other m 2015-07-26T02:08:13.56
IV.CET2.HHN. ML:2.4 0.00010225 0.52 AML other m 2015-07-26T02:08:13.83
IV.MCSR.HHN. ML:2.5 0.00021400000000000002 0.26 AML other m 2015-07-26T02:08:02.08
IV.MCSR.HHE. ML:2.3 0.0001585 0.3 AML other m 2015-07-26T02:08:02.23
IV.MPAZ.HHN. ML:2.1 0.00007384999999999999 0.32 AML other m 2015-07-26T02:08:03.36
IV.MPAZ.HHE. ML:1.8 0.0000387 1.02 AML other m 2015-07-26T02:08:03.43
IV.MPNC.HHN. ML:2.0 0.00007755 0.38 AML other m 2015-07-26T02:08:00.56
IV.MPNC.HHE. ML:2.1 0.0001105 1.1 AML other m 2015-07-26T02:08:01.74
IV.MSRU.HHN. ML:2.3 0.00016049999999999997 0.22 AML other m 2015-07-26T02:07:57.39
IV.MSRU.HHE. ML:2.2 0.00013350000000000002 0.18 AML other m 2015-07-26T02:07:57.82
IV.PLAC.HHE. ML:2.1 0.0000735 1.18 AML other m 2015-07-26T02:08:05.50
IV.PLAC.HHN. ML:2.3 0.0000982 0.34 AML other m 2015-07-26T02:08:05.63
IV.SERS.HHN. ML:1.7 0.000018849999999999997 1.58 AML other m 2015-07-26T02:08:12.57
IV.SERS.HHE. ML:1.7 0.00002065 0.52 AML other m 2015-07-26T02:08:15.19
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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