Earthquake with magnitude of ML 1.9 on date 15-02-2018 and time 09:27:52 (Italy) in region Confine Italia Slovenia (SLOVENIA)

A magnitude ML 1.9 earthquake occured in region: Confine Italia Slovenia (SLOVENIA), on

  • 15-02-2018 08:27:52 (UTC)
  • 15-02-2018 09:27:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.3160, 13.5600 at 6 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
Drenchia UD 16 115 115
Pulfero UD 17 962 1077
Savogna UD 17 411 1488
Grimacco UD 18 342 1830
Taipana UD 18 636 2466

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NE of Udine (99169 inhabitants)
76 Km N of Trieste (204420 inhabitants)
80 Km E of Pordenone (51229 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 2018-02-15
08:27:52
46.316 13.5602 6 2019-04-24
14:49:19
Bollettino Sismico Italiano INGV 54196911
Reviewed
Rev100
ML 2.1 2018-02-15
08:27:53
46.3212 13.5522 5 2018-02-15
08:37:24
Sala Sismica INGV-Roma 53910581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-02-15 08:27:52 ± 0.09
Latitude 46.3160 ± 0.0036
Longitude 13.5602 ± 0.0065
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 54196911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 457
Semi-minor axis of confidence ellipse (meter) 245
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 244
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 157
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.12680
Epicentral distance of station farthest from the epicenter (degree) 0.67359
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 53910581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-02-15 08:37:24

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 54196911
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-02-27 10:07:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FVI.HHZ. 2018-02-15T08:28:14.90 0.6 undecidable manual S 298 67.1772 50 0.6 40
OX.ZOU2.HHZ. 2018-02-15T08:28:10.73 0.6 undecidable manual S 301 52.3032 50 0.41 43
OX.MPRI.HHZ. 2018-02-15T08:28:08.30 0.6 undecidable manual S 259 44.7219 50 0.02 47
OX.SABO.HHZ. 2018-02-15T08:28:06.34 0.6 undecidable manual S 171 36.8298 100 0.5 44
OX.MLN.HNE. 2018-02-15T08:28:06.56 0.6 undecidable manual P 256 74.7696 50 0.16 44
IV.FVI.HHZ. 2018-02-15T08:28:05.45 0.6 undecidable manual P 298 67.1772 50 0.21 44
OX.BOO.HNE. 2018-02-15T08:28:04.85 0.6 undecidable manual S 271 35.3424 100 -0.48 44
IV.STAL.HHZ. 2018-02-15T08:28:04.35 0.3 undecidable manual P 265 65.49 50 -0.61 59
NI.PURA.HHZ. 2018-02-15T08:28:04.79 0.6 undecidable manual P 281 63.7917 50 0.08 45
RF.GEPF.HHZ. 2018-02-15T08:28:04.42 0.6 undecidable manual S 262 32.6451 101 0.03 48
OX.CLUD.HHZ. 2018-02-15T08:28:03.11 0.6 undecidable manual P 287 54.2013 50 -0.12 46
OX.ZOU2.HHZ. 2018-02-15T08:28:03.00 0.3 undecidable manual P 301 52.3032 50 0.06 70
OX.ACOM.HHZ. 2018-02-15T08:28:02.38 0.6 undecidable manual S 352 25.9518 104 0.24 47
OX.BAD.HNE. 2018-02-15T08:28:02.42 0.6 undecidable manual S 250 25.9518 104 0.31 46
OX.PLRO.HNZ. 2018-02-15T08:28:01.02 0.3 undecidable manual P 310 40.7259 99 -0.1 71
NI.VINO.HHZ. 2018-02-15T08:28:01.46 0.3 undecidable manual S 253 22.8549 106 0.36 69
OX.MPRI.HHZ. 2018-02-15T08:28:01.31 0.3 undecidable manual P 259 44.7219 50 -0.45 65
OX.FUSE.HNE. 2018-02-15T08:28:01.59 0.6 undecidable manual P 284 44.1225 50 -0.09 47
OX.SABO.HHZ. 2018-02-15T08:28:00.18 0.3 undecidable manual P 171 36.8298 100 -0.17 70
IV.PTCC.HHZ. 2018-02-15T08:27:59.63 0.6 undecidable manual S 303 18.7701 109 -0.1 49
RF.GEPF.HHZ. 2018-02-15T08:27:59.30 0.3 undecidable manual P 262 32.6451 101 -0.22 70
OX.BOO.HNE. 2018-02-15T08:27:59.60 0.3 undecidable manual P 271 35.3424 100 -0.46 66
OX.BAD.HNE. 2018-02-15T08:27:58.25 0.6 undecidable manual P 250 25.9518 104 0.05 49
OX.ACOM.HHZ. 2018-02-15T08:27:58.28 0.3 undecidable manual P 352 25.9518 104 0.06 73
NI.VINO.HHZ. 2018-02-15T08:27:57.78 0.1 positive manual P 253 22.8549 106 0.16 96
IV.PTCC.HHZ. 2018-02-15T08:27:56.88 0.3 undecidable manual P 303 18.7701 109 0.05 74
OX.DRE.HNZ. 2018-02-15T08:27:56.52 0.1 positive manual P 158 17.0718 110 0 100
OX.PRED.HNZ. 2018-02-15T08:27:55.93 0.3 undecidable manual P 1 14.0748 114 -0.02 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PTCC.HHE. ML:0.0 0.0005265660999999999 0.2816 AML other m 2018-02-15T08:27:59.86
IV.PTCC.HHN. ML:0.0 0.0005220595999999999 0.1984 AML other m 2018-02-15T08:28:00.19
NI.VINO.HHE. ML:0.0 0.00093193845 0.064 AML other m 2018-02-15T08:28:01.85
NI.VINO.HHN. ML:0.0 0.0020542259999999997 0.2816 AML other m 2018-02-15T08:28:01.64
OX.ACOM.HNE. ML:0.0 0.0013138375 0.3008 AML other m 2018-02-15T08:28:03.53
OX.ACOM.HHE. ML:0.0 0.001315561 0.3008 AML other m 2018-02-15T08:28:03.53
OX.ACOM.HHN. ML:0.0 0.0008496502 0.1984 AML other m 2018-02-15T08:28:03.55
OX.ACOM.HNN. ML:0.0 0.0008959949500000001 0.1984 AML other m 2018-02-15T08:28:03.55
RF.GEPF.HHE. ML:0.0 0.00054189195 0.2432 AML other m 2018-02-15T08:28:05.01
RF.GEPF.HHN. ML:0.0 0.0003817306 0.2432 AML other m 2018-02-15T08:28:04.76
OX.SABO.HHE. ML:0.0 0.0007059425500000001 0.2624 AML other m 2018-02-15T08:28:06.68
OX.SABO.HNE. ML:0.0 0.0026898015 0.2624 AML other m 2018-02-15T08:28:06.68
OX.SABO.HHN. ML:0.0 0.0004177831 0.2176 AML other m 2018-02-15T08:28:07.71
OX.SABO.HNN. ML:0.0 0.0016566019999999999 0.1984 AML other m 2018-02-15T08:28:07.71
OX.MPRI.HHE. ML:0.0 0.00021404825 0.256 AML other m 2018-02-15T08:28:11.22
OX.MPRI.HNN. ML:0.0 0.00024454815000000003 0.4224 AML other m 2018-02-15T08:28:10.43
OX.MPRI.HHN. ML:0.0 0.0003282103 0.4224 AML other m 2018-02-15T08:28:10.64
OX.MPRI.HNE. ML:0.0 0.00016019260000000002 0.256 AML other m 2018-02-15T08:28:10.95
OX.ZOU2.HNN. ML:0.0 0.00016486000000000002 0.8256 AML other m 2018-02-15T08:28:11.25
OX.ZOU2.HHN. ML:0.0 0.00012000608 0.4992 AML other m 2018-02-15T08:28:11.26
OX.ZOU2.HNE. ML:0.0 0.00013761793 0.5184 AML other m 2018-02-15T08:28:13.15
OX.ZOU2.HHE. ML:0.0 0.00011699220000000001 0.2816 AML other m 2018-02-15T08:28:13.57
OX.CLUD.HHN. ML:1.5 0.00007209999999999999 0.84 AML other m 2018-02-15T08:28:14.84
OX.CLUD.HHE. ML:1.6 0.00009495 1.32 AML other m 2018-02-15T08:28:15.92
IV.FVI.HHN. ML:0.0 0.000079053775 0.256 AML other m 2018-02-15T08:28:20.24
IV.STAL.HHE. ML:1.8 0.0001325 0.18 AML other m 2018-02-15T08:28:18.39
IV.FVI.HHE. ML:0.0 0.00011850264999999999 0.2432 AML other m 2018-02-15T08:28:18.85
IV.STAL.HHN. ML:1.8 0.00011305000000000001 0.22 AML other m 2018-02-15T08:28:24.21
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
Waveforms Seismic signals in miniseed + resp format Download