Earthquake with magnitude of ML 1.6 on date 27-07-2017 and time 00:30:49 (UTC) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 1.6 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 27-07-2017 00:30:49 (UTC)
  • 27-07-2017 02:30:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.52, 15.81 at 50 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
San Ferdinando RC 10 4490 4490
Joppolo VV 10 1926 6416
Nicotera VV 11 6290 12706
Ricadi VV 13 4900 17606
Gioia Tauro RC 13 19864 37470
Limbadi VV 14 3695 41165
Spilinga VV 15 1464 42629
Rosarno RC 16 14841 57470
Rizziconi RC 18 7829 65299
Drapia VV 18 2085 67384
Palmi RC 19 18930 86314
San Calogero VV 19 4315 90629
Rombiolo VV 19 4569 95198
Zaccanopoli VV 19 752 95950
Tropea VV 19 6441 102391

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km NE of Messina (238439 inhabitants)
48 Km N of Reggio di Calabria (183035 inhabitants)
67 Km SW of Lamezia Terme (70714 inhabitants)
80 Km SW of Catanzaro (90612 inhabitants)
94 Km SW of Cosenza (67546 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
Rev 1000 ML 1.6 2017-07-27
00:30:49
38.52 15.81 51 2018-07-06
12:40:16
Bollettino Sismico Italiano INGV 51571571
Rev 100 ML 1.6 2017-07-27
00:30:49
38.53 15.81 48 2017-07-27
00:42:18
Sala Sismica INGV-Roma 48377351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-07-27 00:30:49 ± 0.12
Latitude 38.52 ± 0.01
Longitude 15.81 ± 0.01
Depth (km) 51 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 51571571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 620
Semi-minor axis of confidence ellipse (meter) 465
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 295
Circular confidence region, given by single value of horizontal uncertainty (meter) 620
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.10342
Epicentral distance of station farthest from the epicenter (degree) 1.01264
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 51571571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-01-22 10:35:09

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 48377351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-07-27 00:42:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CET2.HHZ. 2017-07-27T00:31:21.13 0.6 undecidable manual S 6 1.0126 100 0.06 44
IV.SPS2.HHE. 2017-07-27T00:31:17.68 0.6 undecidable manual S 28 0.8714 103 -0.09 44
IV.CAR1.HHZ. 2017-07-27T00:31:15.81 0.6 undecidable manual S 23 0.795 105 -0.17 44
IV.ILLI.HHE. 2017-07-27T00:31:13.33 0.3 undecidable manual S 264 0.679 109 0 70
IV.PLAC.HHZ. 2017-07-27T00:31:09.25 0.3 undecidable manual S 98 0.4964 120 -0.1 73
IV.SOI.EHZ. 2017-07-27T00:31:09.55 0.6 undecidable manual S 157 0.4874 121 0.38 45
IV.CET2.HHZ. 2017-07-27T00:31:07.49 0.3 undecidable manual P 6 1.0126 100 -0.18 63
IV.GMB.BHE. 2017-07-27T00:31:06.47 0.6 undecidable manual S 178 0.3534 132 -0.12 49
IV.MSRU.HHZ. 2017-07-27T00:31:06.35 0.3 undecidable manual S 223 0.3498 133 -0.17 73
IV.MSCL.HHE. 2017-07-27T00:31:05.33 0.6 undecidable manual S 183 0.2905 139 -0.2 49
IV.SPS2.HHE. 2017-07-27T00:31:05.79 0.3 undecidable manual P 28 0.8714 103 0.03 67
MN.CEL.HHE. 2017-07-27T00:31:04.94 0.6 undecidable manual S 166 0.2698 142 -0.28 49
IV.CAR1.HHZ. 2017-07-27T00:31:04.64 0.1 undecidable manual P 23 0.795 105 -0.09 90
IV.ILLI.HHE. 2017-07-27T00:31:04.26 1.0 undecidable manual P 264 0.679 109 1.06 17
IV.JOPP.HHZ. 2017-07-27T00:31:03.60 0.3 undecidable manual S 35 0.1034 164 0.2 77
IV.PLAC.HHZ. 2017-07-27T00:31:01.19 0.3 undecidable manual P 98 0.4964 120 0.29 69
IV.SOI.EHZ. 2017-07-27T00:31:00.81 0.1 undecidable manual P 157 0.4874 121 0.02 97
IV.MSRU.HHZ. 2017-07-27T00:30:59.24 0.1 undecidable manual P 223 0.3498 133 -0.03 100
IV.GMB.BHE. 2017-07-27T00:30:59.48 0.1 undecidable manual P 178 0.3534 132 0.17 97
MN.CEL.HHE. 2017-07-27T00:30:58.24 0.1 undecidable manual P 166 0.2698 142 -0.27 97
IV.MSCL.HHE. 2017-07-27T00:30:58.57 0.1 undecidable manual P 183 0.2905 139 -0.13 100
IV.JOPP.HHZ. 2017-07-27T00:30:57.77 0.1 undecidable manual P 35 0.1034 164 0.31 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHN. ML:1.9 0.00018575415 0.2 AML other m 2017-07-27T00:31:03.97
IV.JOPP.HHE. ML:1.5 7.696469E-5 0.1 AML other m 2017-07-27T00:31:04.22
IV.MSRU.HHE. ML:1.7 9.056696E-5 1.12 AML other m 2017-07-27T00:31:07.72
IV.MSRU.HHN. ML:1.8 0.00012505675 1.3 AML other m 2017-07-27T00:31:07.08
IV.PLAC.HNN. ML:2 0.0001455868 0.5 AML other m 2017-07-27T00:31:09.66
IV.PLAC.HNE. ML:1.5 4.8290415E-5 0.74 AML other m 2017-07-27T00:31:10.01
IV.SOI.EHN. ML:1.2 2.7429485E-5 0.22 AML other m 2017-07-27T00:31:10.64
IV.SOI.EHE. ML:1.2 2.6468325E-5 0.56 AML other m 2017-07-27T00:31:11.45
IV.PLAC.HHN. ML:1.4 4.0190355E-5 0.34 AML other m 2017-07-27T00:31:11.49
IV.PLAC.HHE. ML:1.7 6.9828775E-5 0.74 AML other m 2017-07-27T00:31:11.91
IV.CAR1.HHE. ML:1.3 1.9550675E-5 0.16 AML other m 2017-07-27T00:31:16.23
IV.CAR1.HHN. ML:1.5 3.225556E-5 0.46 AML other m 2017-07-27T00:31:16.61
IV.CAR1.HNN. ML:2.1 0.000126452925 0.77 AML other m 2017-07-27T00:31:17.45
IV.CAR1.HNE. ML:2.2 0.00015073855 0.79 AML other m 2017-07-27T00:31:18.92
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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