Earthquake with magnitude of ML 2.2 on date 21-07-2015 and time 12:14:48 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 2.2 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 21-07-2015 10:14:48 (UTC)
  • 21-07-2015 12:14:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4800, 15.4230 at 121 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
34 Km NW of Messina (238439 inhabitants)
45 Km NW of Reggio di Calabria (183035 inhabitants)
95 Km SW of Lamezia Terme (70714 inhabitants)
99 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 2.2 2015-07-21
10:14:48
38.4803 15.4233 121 2016-01-08
08:53:02
Bollettino Sismico Italiano INGV 22597871
Reviewed
Rev100
ML 2.2 2015-07-21
10:14:48
38.5098 15.4052 123 2015-07-21
10:24:42
Sala Sismica INGV-Roma 20415471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-07-21 10:14:48 ± 0.42
Latitude 38.4803 ± 0.0459
Longitude 15.4233 ± 0.0356
Depth (km) 121 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 22597871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5419
Semi-minor axis of confidence ellipse (meter) 786
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 157
Circular confidence region, given by single value of horizontal uncertainty (meter) 5420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 178
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.79500
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 22597871
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-12-08 00:53:35

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 20415471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-07-21 10:24:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MGR.HHZ. 2015-07-21T10:15:43.99 3.0 undecidable manual Sn 0.08 0
IV.PLAC.HHZ. 2015-07-21T10:15:24.70 0.6 undecidable manual S 92 88.245 141 0.63 42
IV.NOV.HHZ. 2015-07-21T10:15:21.35 0.6 undecidable manual S 207 56.0994 153 1.09 33
IV.SOI.EHZ. 2015-07-21T10:15:21.30 0.6 undecidable manual S 129 71.0733 147 -0.59 41
IV.AIO.HHZ. 2015-07-21T10:15:20.97 3.0 undecidable manual S 61.8936 0.1 0
IV.MCSR.HHZ. 2015-07-21T10:15:20.70 0.3 undecidable manual S 200 49.1175 156 1.09 50
IV.JOPP.HHZ. 2015-07-21T10:15:19.19 0.3 undecidable manual S 71 42.5241 159 0.13 76
MN.CEL.HNZ. 2015-07-21T10:15:19.30 0.6 undecidable manual S 121 47.619 157 -0.19 49
IV.GMB.BHE. 2015-07-21T10:15:19.83 3.0 undecidable manual S 52.9026 -0.18 0
IV.MPNC.HHZ. 2015-07-21T10:15:18.95 0.6 undecidable manual S 189 37.5291 161 0.25 48
IV.MSRU.HHE. 2015-07-21T10:15:17.05 0.3 undecidable manual S 163 25.1526 167 -0.92 61
IV.MILZ.HHE. 2015-07-21T10:15:17.71 0.3 undecidable manual S 216 28.5492 166 -0.44 74
IV.PLAC.HHZ. 2015-07-21T10:15:09.61 0.1 undecidable manual P 92 88.245 141 0.55 86
IV.MUCR.HHZ. 2015-07-21T10:15:07.36 0.1 undecidable manual P 225 68.1762 148 -0.24 94
IV.NOV.HHZ. 2015-07-21T10:15:07.19 0.1 undecidable manual P 207 56.0994 153 0.33 93
IV.SOI.EHZ. 2015-07-21T10:15:07.58 0.1 undecidable manual P 129 71.0733 147 -0.22 91
IV.AIO.HHZ. 2015-07-21T10:15:07.27 3.0 undecidable manual P 61.8936 0.18 0
IV.MCSR.HHZ. 2015-07-21T10:15:06.53 0.1 undecidable manual P 200 49.1175 156 0.05 100
IV.IVPL.HHZ. 2015-07-21T10:15:06.24 0.1 undecidable manual P 253 40.2264 160 0.17 99
IV.GMB.BHE. 2015-07-21T10:15:06.91 3.0 undecidable manual P 52.9026 0.32 0
IV.JOPP.HHZ. 2015-07-21T10:15:06.49 0.1 undecidable manual P 71 42.5241 159 0.32 97
MN.CEL.HNZ. 2015-07-21T10:15:06.53 0.6 undecidable manual P 121 47.619 157 0.12 50
IV.MILZ.HHE. 2015-07-21T10:15:05.22 0.3 undecidable manual P 216 28.5492 166 -0.42 73
IV.MPNC.HHZ. 2015-07-21T10:15:05.43 0.3 undecidable manual P 189 37.5291 161 -0.53 69
IV.MSCL.HHE. 2015-07-21T10:15:05.86 3.0 undecidable manual P -0.36 0
IV.MSRU.HHE. 2015-07-21T10:15:05.13 0.1 undecidable manual P 163 25.1526 167 -0.41 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHN. ML:2.0 0.000053099999999999996 0.28 AML other m 2015-07-21T10:15:08.44
IV.AIO.HHE. ML:1.9 0.0000458 0.88 AML other m 2015-07-21T10:15:23.51
IV.IVPL.HHN. ML:2.6 0.00029200000000000005 0.92 AML other m 2015-07-21T10:15:08.84
IV.IVPL.HHE. ML:2.7 0.00035 0.18 AML other m 2015-07-21T10:15:07.40
IV.JOPP.HHE. ML:2.0 0.00006905 0.22 AML other m 2015-07-21T10:15:21.22
IV.JOPP.HHN. ML:2.1 0.0000843 0.66 AML other m 2015-07-21T10:15:20.51
IV.MCSR.HHN. ML:2.5 0.000202 0.22 AML other m 2015-07-21T10:15:08.04
IV.MCSR.HHE. ML:2.4 0.00014749999999999998 0.28 AML other m 2015-07-21T10:15:08.03
IV.MPNC.HHE. ML:2.1 0.00008345 0.3 AML other m 2015-07-21T10:15:21.33
IV.MPNC.HHN. ML:2.1 0.0000842 0.98 AML other m 2015-07-21T10:15:20.55
IV.NOV.HHE. ML:2.0 0.00007189999999999999 0.4 AML other m 2015-07-21T10:15:23.34
IV.NOV.HHN. ML:2.2 0.00010489999999999999 0.5 AML other m 2015-07-21T10:15:22.83
IV.PLAC.HHE. ML:2.2 0.00007355 1.06 AML other m 2015-07-21T10:15:25.71
IV.PLAC.HHN. ML:2.2 0.00008695 0.32 AML other m 2015-07-21T10:15:25.76
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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