Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 03-04-2016 and time 15:04:17 (UTC) in region 2 km SW Calopezzati (CS)

A magnitude ML 1.8 earthquake occured in region: 2 km SW Calopezzati (CS), on

  • 03-04-2016 15:04:17 (UTC)
  • 03-04-2016 17:04:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.5450, 16.7940 at 36 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
Calopezzati CS 2 1369 1369
Crosia CS 4 9762 11131
Caloveto CS 5 1263 12394
Cropalati CS 7 1084 13478
Pietrapaola CS 7 1141 14619
Mandatoriccio CS 9 2872 17491
Paludi CS 10 1062 18553
Scala Coeli CS 13 1014 19567
Rossano CS 14 36842 56409
Cariati CS 14 8355 64764
Bocchigliero CS 14 1298 66062
Campana CS 15 1813 67875
Terravecchia CS 16 823 68698
Longobucco CS 19 3183 71881

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km NE of Cosenza (67546 inhabitants)
59 Km NW of Crotone (62178 inhabitants)
73 Km N of Catanzaro (90612 inhabitants)
75 Km NE of Lamezia Terme (70714 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 1.8 2016-04-03
15:04:17		 39.5452 16.7943 36 2016-05-17
13:18:32		 Bollettino Sismico Italiano INGV 24666641
Reviewed
Rev100 		ML 1.6 2016-04-03
15:04:20		 39.4132 16.6077 5 2016-04-03
15:20:13		 Sala Sismica INGV-Roma 24101221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-04-03 15:04:17 ± 0.35
Latitude 39.5452 ± 0.0171
Longitude 16.7943 ± 0.0245
Depth (km) 36 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 24666641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2329
Semi-minor axis of confidence ellipse (meter) 846
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 51
Circular confidence region, given by single value of horizontal uncertainty (meter) 2330.0
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 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.06205
Epicentral distance of station farthest from the epicenter (degree) 0.64751
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 24666641
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-04-27 10:22:41

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 24101221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-04-03 15:20:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAR1.HHZ. 2016-04-03T15:04:38.58 0.3 undecidable manual S 237 59.496 117 0.96 51
IV.TDS.HHZ. 2016-04-03T15:04:33.36 0.3 undecidable manual S 288 41.0256 128 -0.08 74
IV.LADO.EHE. 2016-04-03T15:04:32.58 0.3 undecidable manual S 151 33.0447 134 0.76 61
IV.ORI.HHN. 2016-04-03T15:04:30.34 0.1 undecidable manual P 333 63.2922 116 0.66 80
IV.CET2.HHZ. 2016-04-03T15:04:30.86 0.1 undecidable manual P 269 71.8725 112 -0.03 93
IV.PIPA.HHE. 2016-04-03T15:04:28.07 0.1 undecidable manual S 165 6.8931 168 -0.28 99
IV.CAR1.HHZ. 2016-04-03T15:04:28.88 0.1 undecidable manual P 237 59.496 117 -0.28 91
IV.SERS.HHZ. 2016-04-03T15:04:28.72 0.1 positive manual P 189 57.1983 118 -0.12 94
IV.SALB.HHE. 2016-04-03T15:04:28.16 0.3 undecidable manual P 314 53.1024 120 -0.13 71
IV.TDS.HHZ. 2016-04-03T15:04:26.27 0.1 positive manual P 288 41.0256 128 -0.48 90
MN.TIP.HHZ. 2016-04-03T15:04:26.67 0.1 positive manual P 184 40.7259 128 -0.03 98
IV.LADO.EHE. 2016-04-03T15:04:25.78 0.1 undecidable manual P 151 33.0447 134 -0.03 99
IV.PIPA.HHE. 2016-04-03T15:04:23.59 0.1 negative manual P 165 6.8931 168 -0.22 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SCHR.EHE. ML:1.8 0.0000667 0.42 AML other m 2016-04-03T15:04:55.27
IV.SCHR.EHN. ML:1.8 0.000053580000000000005 1.2 AML other m 2016-04-03T15:05:00.97
IV.SERS.HHE. ML:2.0 0.0001875 0.66 AML other m 2016-04-03T15:04:43.38
IV.SERS.HHN. ML:1.9 0.000136 0.42 AML other m 2016-04-03T15:04:46.34
IV.SIRI.HHN. ML:1.8 0.00005305 1.4 AML other m 2016-04-03T15:05:00.99
IV.SIRI.HHE. ML:2.0 0.0000843 1.5 AML other m 2016-04-03T15:04:56.84
IV.TDS.HHN. ML:1.8 0.000162 1.08 AML other m 2016-04-03T15:04:34.73
IV.TDS.HHE. ML:1.6 0.00010045000000000002 0.76 AML other m 2016-04-03T15:04:36.86
MN.TIP.HHE. ML:1.6 0.00010300000000000001 1.48 AML other m 2016-04-03T15:04:36.17
MN.TIP.HHN. ML:1.6 0.00009135 0.58 AML other m 2016-04-03T15:04:36.36
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