Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 21-07-2015 and time 22:52:10 (UTC) in region 4 km NE San Piero Patti (ME)

A magnitude ML 1.9 earthquake occured in region: 4 km NE San Piero Patti (ME), on

  • 21-07-2015 22:52:10 (UTC)
  • 22-07-2015 00:52:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0710, 15.0000 at 7 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
San Piero Patti ME 4 2915 2915
Librizzi ME 5 1660 4575
Montalbano Elicona ME 5 2287 6862
Basicò ME 6 612 7474
Raccuja ME 8 1041 8515
Oliveri ME 8 2181 10696
Patti ME 8 13431 24127
Montagnareale ME 8 1615 25742
Falcone ME 9 2808 28550
Tripi ME 9 873 29423
Ucria ME 11 1058 30481
Sant'Angelo di Brolo ME 11 3090 33571
Furnari ME 12 3784 37355
Floresta ME 12 485 37840
Mazzarrà Sant'Andrea ME 12 1531 39371
Novara di Sicilia ME 13 1337 40708
Sinagra ME 13 2705 43413
Gioiosa Marea ME 15 7074 50487
Roccella Valdemone ME 15 666 51153
Rodì Milici ME 16 2056 53209
Ficarra ME 16 1469 54678
Piraino ME 16 3962 58640
Tortorici ME 16 6435 65075
Terme Vigliatore ME 16 7395 72470
Castell'Umberto ME 17 3128 75598
Malvagna ME 18 733 76331
Santa Domenica Vittoria ME 18 980 77311
Fondachelli-Fantina ME 18 1019 78330
Brolo ME 18 5783 84113
Castroreale ME 19 2504 86617
Naso ME 19 3813 90430
San Salvatore di Fitalia ME 19 1319 91749
Moio Alcantara ME 20 717 92466

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km W of Messina (238439 inhabitants)
53 Km N of Acireale (52622 inhabitants)
57 Km W of Reggio di Calabria (183035 inhabitants)
64 Km N of Catania (314555 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 1.9 2015-07-21
22:52:10		 38.0712 15.0002 7 2016-01-08
08:53:02		 Bollettino Sismico Italiano INGV 22611701
Reviewed
Rev100 		ML 1.9 2015-07-21
22:52:10		 38.0708 14.998 7 2015-07-21
22:57:43		 Sala Sismica INGV-Roma 20428451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-07-21 22:52:10 ± 0.06
Latitude 38.0712 ± 0.0045
Longitude 15.0002 ± 0.0034
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 22611701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 352
Semi-minor axis of confidence ellipse (meter) 310
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 339
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 34
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) 0.10342
Epicentral distance of station farthest from the epicenter (degree) 1.11516
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 22611701
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-12-09 04:32:07

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 20428451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-07-21 22:57:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SOI.EHZ. 2015-07-21T22:52:39.36 1.0 undecidable manual S 90 92.0412 50 0.82 17
IV.JOPP.HHZ. 2015-07-21T22:52:39.94 0.6 undecidable manual S 52 97.3248 50 0 43
IV.IFIL.HHZ. 2015-07-21T22:52:32.35 1.0 undecidable manual S 326 65.9895 50 0.76 18
IV.HAVL.HHZ. 2015-07-21T22:52:31.46 0.3 undecidable manual P 175 123.7872 50 -0.17 59
IV.JOPP.HHZ. 2015-07-21T22:52:27.64 0.3 undecidable manual P 52 97.3248 50 0.09 63
IV.MSRU.HHZ. 2015-07-21T22:52:26.72 0.6 undecidable manual S 64 49.2174 50 -0.38 43
IV.MPAZ.HHZ. 2015-07-21T22:52:26.00 0.6 undecidable manual P 98 88.9443 50 -0.26 41
IV.SOI.EHZ. 2015-07-21T22:52:26.23 0.6 undecidable manual P 90 92.0412 50 -0.51 39
IV.HLNI.HHZ. 2015-07-21T22:52:25.36 0.6 undecidable manual P 188 80.9523 50 0.33 41
IV.PETRA.HHZ. 2015-07-21T22:52:25.90 0.1 undecidable manual P 251 81.7515 50 0.74 72
IV.CSLB.HHZ. 2015-07-21T22:52:25.15 0.3 undecidable manual P 260 83.6496 50 -0.3 62
IV.IACL.HHZ. 2015-07-21T22:52:24.24 0.3 undecidable manual P 313 76.0683 50 -0.03 67
IV.IFIL.HHZ. 2015-07-21T22:52:23.00 0.6 undecidable manual P 326 65.9895 50 0.27 43
IV.IVPL.HHZ. 2015-07-21T22:52:23.08 0.6 undecidable manual S 357 33.9438 102 0.43 44
IV.MPNC.HHZ. 2015-07-21T22:52:22.14 0.6 undecidable manual S 75 31.9458 103 0.18 47
IV.MNO.SHZ. 2015-07-21T22:52:21.35 0.6 undecidable manual S 240 30.8469 103 -0.26 46
IV.MILZ.HHZ. 2015-07-21T22:52:21.26 0.6 undecidable manual S 42 29.9478 103 -0.06 48
IV.MTTG.HHZ. 2015-07-21T22:52:21.89 0.6 undecidable manual P 97 61.5939 50 -0.16 44
IV.MSRU.HHZ. 2015-07-21T22:52:19.78 0.3 undecidable manual P 64 49.2174 50 -0.36 65
IV.AIO.HHZ. 2015-07-21T22:52:19.73 0.6 undecidable manual S 118 23.1546 107 0.69 41
IV.MCSR.HHZ. 2015-07-21T22:52:18.09 0.6 undecidable manual S 92 20.0688 109 0.07 49
IV.IVPL.HHZ. 2015-07-21T22:52:17.60 0.1 positive manual P 357 33.9438 102 0.04 96
IV.MSFR.HHZ. 2015-07-21T22:52:17.55 0.1 positive manual P 264 35.9418 101 -0.41 88
IV.EMSG.HHZ. 2015-07-21T22:52:16.94 0.3 undecidable manual P 189 28.1496 104 0.5 66
IV.MPNC.HHZ. 2015-07-21T22:52:16.89 0.3 undecidable manual P 75 31.9458 103 -0.28 69
IV.MNO.SHZ. 2015-07-21T22:52:16.79 0.3 undecidable manual P 240 30.8469 103 -0.18 70
IV.EPZF.HHZ. 2015-07-21T22:52:16.90 0.1 undecidable manual P 205 30.1476 103 0.07 96
IV.MILZ.HHZ. 2015-07-21T22:52:16.86 0.1 undecidable manual P 42 29.9478 103 0.06 96
IV.MUCR.HHZ. 2015-07-21T22:52:15.32 0.3 undecidable manual S 254 11.4774 122 0.02 75
IV.AIO.HHZ. 2015-07-21T22:52:15.30 0.1 positive manual P 118 23.1546 107 -0.18 95
IV.NOV.HHZ. 2015-07-21T22:52:15.73 0.6 undecidable manual S 112 12.876 119 0 50
IV.MCSR.HHZ. 2015-07-21T22:52:14.84 0.1 positive manual P 92 20.0688 109 -0.05 98
IV.MUCR.HHZ. 2015-07-21T22:52:13.23 0.1 undecidable manual P 254 11.4774 122 -0.1 98
IV.NOV.HHZ. 2015-07-21T22:52:13.57 0.1 positive manual P 112 12.876 119 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHN. ML:2.2 0.0010760000000000001 0.24 AML other m 2015-07-21T22:52:20.23
IV.AIO.HHE. ML:1.8 0.000449 0.14 AML other m 2015-07-21T22:52:21.24
IV.CSLB.HHE. ML:1.2 0.00001915 0.76 AML other m 2015-07-21T22:52:42.97
IV.CSLB.HHN. ML:1.3 0.0000237 1.58 AML other m 2015-07-21T22:52:44.05
IV.EMSG.HHE. ML:2.2 0.000862 0.74 AML other m 2015-07-21T22:52:24.19
IV.EMSG.HHN. ML:2.1 0.0006985 0.76 AML other m 2015-07-21T22:52:24.23
IV.EPZF.HHE. ML:1.9 0.00038849999999999996 0.9 AML other m 2015-07-21T22:52:25.40
IV.EPZF.HHN. ML:2.0 0.0005475 1.4 AML other m 2015-07-21T22:52:25.46
IV.HLNI.HHN. ML:1.5 0.000041099999999999996 1.34 AML other m 2015-07-21T22:52:39.44
IV.HLNI.HHE. ML:1.3 0.0000257 1.24 AML other m 2015-07-21T22:52:40.15
IV.IACL.HHN. ML:2.2 0.00023899999999999998 1.54 AML other m 2015-07-21T22:52:37.84
IV.IACL.HHE. ML:2.0 0.000167 0.92 AML other m 2015-07-21T22:52:37.94
IV.IFIL.HHN. ML:2.3 0.00033350000000000003 0.62 AML other m 2015-07-21T22:52:33.47
IV.IFIL.HHE. ML:2.8 0.0010789999999999999 0.18 AML other m 2015-07-21T22:52:35.60
IV.IVPL.HHN. ML:2.8 0.002435 0.78 AML other m 2015-07-21T22:52:24.46
IV.IVPL.HHE. ML:2.5 0.0013 0.94 AML other m 2015-07-21T22:52:24.77
IV.JOPP.HHE. ML:1.5 0.000029749999999999998 1.2 AML other m 2015-07-21T22:52:41.16
IV.JOPP.HHN. ML:1.4 0.000027000000000000002 1.24 AML other m 2015-07-21T22:52:44.96
IV.MCSR.HHE. ML:2.2 0.001395 0.82 AML other m 2015-07-21T22:52:20.52
IV.MCSR.HHN. ML:2.2 0.001245 1.38 AML other m 2015-07-21T22:52:21.92
IV.MILZ.HHE. ML:2.1 0.000644 0.44 AML other m 2015-07-21T22:52:22.13
IV.MILZ.HHN. ML:1.8 0.000292 0.6 AML other m 2015-07-21T22:52:22.47
IV.MNO.SHE. ML:0.0 0.00046350000000000004 0.44 AML other m 2015-07-21T22:52:22.98
IV.MNO.SHN. ML:0.0 0.0003675 0.28 AML other m 2015-07-21T22:52:24.14
IV.MPAZ.HHE. ML:1.6 0.00005069999999999999 0.48 AML other m 2015-07-21T22:52:49.38
IV.MPAZ.HHN. ML:1.7 0.00006105 0.54 AML other m 2015-07-21T22:52:51.04
IV.MPNC.HHE. ML:1.9 0.00040249999999999997 0.46 AML other m 2015-07-21T22:52:23.11
IV.MPNC.HHN. ML:1.9 0.000352 0.58 AML other m 2015-07-21T22:52:24.34
IV.MSFR.HHE. ML:1.4 0.00010885 0.9 AML other m 2015-07-21T22:52:25.54
IV.MSFR.HHN. ML:1.6 0.000147 1.52 AML other m 2015-07-21T22:52:26.57
IV.MSRU.HHN. ML:1.7 0.00014150000000000002 0.22 AML other m 2015-07-21T22:52:28.65
IV.MSRU.HHE. ML:1.8 0.0001725 0.48 AML other m 2015-07-21T22:52:35.38
IV.MTTG.HHN. ML:1.6 0.00008659999999999999 0.56 AML other m 2015-07-21T22:52:38.17
IV.MTTG.HHE. ML:1.5 0.00006145 1.08 AML other m 2015-07-21T22:52:38.65
IV.MUCR.HHN. ML:2.4 0.003805 0.24 AML other m 2015-07-21T22:52:15.55
IV.MUCR.HHE. ML:2.2 0.0020549999999999995 0.28 AML other m 2015-07-21T22:52:15.57
IV.NOV.HHN. ML:2.2 0.0020499999999999997 0.22 AML other m 2015-07-21T22:52:16.83
IV.NOV.HHE. ML:2.0 0.0013199999999999998 0.82 AML other m 2015-07-21T22:52:16.86
IV.PETRA.HHE. ML:1.8 0.000078 1.08 AML other m 2015-07-21T22:52:44.31
IV.PETRA.HHN. ML:1.8 0.0000742 1 AML other m 2015-07-21T22:52:45.99
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