Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 26-12-2016 and time 19:08:49 (UTC) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 1.1 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 26-12-2016 19:08:49 (UTC)
  • 26-12-2016 20:08:49 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.4260, 15.8420 at 18 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
Gioia Tauro RC 5 19864 19864
Palmi RC 8 18930 38794
San Ferdinando RC 9 4490 43284
Seminara RC 10 2811 46095
Rizziconi RC 10 7829 53924
Rosarno RC 14 14841 68765
Melicuccà RC 14 930 69695
Nicotera VV 15 6290 75985
Bagnara Calabra RC 16 10255 86240
San Procopio RC 17 534 86774
Taurianova RC 17 15636 102410
Varapodio RC 17 2160 104570
Limbadi VV 18 3695 108265
Sant'Eufemia d'Aspromonte RC 18 4120 112385
Sinopoli RC 18 2089 114474
Joppolo VV 18 1926 116400
Cosoleto RC 18 859 117259
Terranova Sappo Minulio RC 19 523 117782
Melicucco RC 19 5101 122883
Oppido Mamertina RC 19 5332 128215

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NE of Messina (238439 inhabitants)
39 Km NE of Reggio di Calabria (183035 inhabitants)
74 Km SW of Lamezia Terme (70714 inhabitants)
84 Km SW of Catanzaro (90612 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 1.1 2016-12-26
19:08:49		 38.4265 15.8423 19 2017-03-21
15:40:43		 Bollettino Sismico Italiano INGV 42744821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-12-26 19:08:49 ± 0.12
Latitude 38.4265 ± 0.0036
Longitude 15.8423 ± 0.0057
Depth (km) 19 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 42744821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 439
Semi-minor axis of confidence ellipse (meter) 324
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 129
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 133
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.17087
Epicentral distance of station farthest from the epicenter (degree) 0.46675
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 42744821
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-03-21 15:40:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLAC.HHE. 2016-12-26T19:09:06.36 0.6 undecidable manual S 87 51.8037 101 0.38 45
IV.SOI.EHZ. 2016-12-26T19:09:03.44 0.6 undecidable manual S 155 43.3233 104 -0.31 45
IV.MSRU.HHZ. 2016-12-26T19:09:01.51 0.6 undecidable manual S 238 34.2435 108 0.1 48
IV.GMB.BHZ. 2016-12-26T19:09:00.18 0.3 undecidable manual S 182 28.6491 113 0.15 72
IV.PLAC.HHE. 2016-12-26T19:08:59.10 0.1 undecidable manual P 87 51.8037 101 0.09 94
IV.MSCL.HHZ. 2016-12-26T19:08:58.49 0.6 undecidable manual S 192 22.0668 121 0.04 50
IV.JOPP.HHZ. 2016-12-26T19:08:57.90 0.3 undecidable manual S 11 20.3685 124 -0.17 74
IV.SOI.EHZ. 2016-12-26T19:08:57.45 0.1 undecidable manual P 155 43.3233 104 -0.27 90
IV.MSRU.HHZ. 2016-12-26T19:08:56.37 0.1 undecidable manual P 238 34.2435 108 0 98
IV.GMB.BHZ. 2016-12-26T19:08:55.79 0.3 undecidable manual P 182 28.6491 113 0.21 71
IV.MSCL.HHZ. 2016-12-26T19:08:54.76 0.1 undecidable manual P 192 22.0668 121 0.09 98
IV.JOPP.HHZ. 2016-12-26T19:08:54.32 0.1 undecidable manual P 11 20.3685 124 -0.12 99
MN.CEL.HHZ. 2016-12-26T19:08:54.24 0.1 undecidable manual P 166 18.9699 126 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CEL.HHN. ML:1.3 0.0001161 1.26 AML other m 2016-12-26T19:08:57.69
MN.CEL.HHE. ML:1.1 0.00007205 1.42 AML other m 2016-12-26T19:08:57.73
IV.JOPP.HHN. ML:1.1 0.00007155 0.22 AML other m 2016-12-26T19:08:58.12
IV.JOPP.HHE. ML:0.9 0.00005205 0.6 AML other m 2016-12-26T19:08:58.98
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