Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 26-09-2017 and time 21:14:39 (Italy) in region Confine Italia Slovenia (SLOVENIA)

A magnitude ML 2.5 earthquake occured in region: Confine Italia Slovenia (SLOVENIA), on

  • 26-09-2017 19:14:39 (UTC)
  • 26-09-2017 21:14:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.2740, 13.7860 at 9 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 17 115 115
Grimacco UD 20 342 457

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km E of Udine (99169 inhabitants)
69 Km N of Trieste (204420 inhabitants)
94 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 2.5 2017-09-26
19:14:39		 46.2737 13.7855 9 2018-09-04
09:05:58		 Bollettino Sismico Italiano INGV 52606161
Reviewed
Rev100 		ML 2.5 2017-09-26
19:14:38		 46.2907 13.9082 9 2017-09-26
19:51:06		 Sala Sismica INGV-Roma 50474261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-09-26 19:14:39 ± 0.13
Latitude 46.2737 ± 0.0027
Longitude 13.7855 ± 0.0104
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 52606161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 760
Semi-minor axis of confidence ellipse (meter) 222
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 83
Circular confidence region, given by single value of horizontal uncertainty (meter) 760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.13939
Epicentral distance of station farthest from the epicenter (degree) 1.99380
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 50474261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-09-26 19:51:05

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 55
Type of magnitude ML
Reference to an origin 52606161
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-12-15 10:43:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.VARN.HHZ. 2017-09-26T19:15:20.21 0.3 undecidable manual S 257 132.867 50 2.29 0
SI.LUSI.HHZ. 2017-09-26T19:15:17.47 0.6 undecidable manual P 262 221.3118 38 3.46 0
ST.DOSS.HHZ. 2017-09-26T19:15:14.06 1.0 undecidable manual P 259 204.5397 38 2.14 0
IV.APPI.EHZ. 2017-09-26T19:15:13.61 0.6 undecidable manual P 278 197.0583 38 2.62 0
NI.POLC.HHZ. 2017-09-26T19:15:12.25 0.3 undecidable manual S 255 102.5196 50 2.44 0
OE.ARSA.BHZ. 2017-09-26T19:15:09.72 0.6 undecidable manual P 50 170.7957 50 2.2 0
IV.CTI.HHZ. 2017-09-26T19:15:08.57 0.6 undecidable manual P 262 166.0116 50 1.79 0
OX.CGRP.HHZ. 2017-09-26T19:15:07.57 0.6 undecidable manual P 255 158.5191 50 1.94 0
CR.BRJN.HHZ. 2017-09-26T19:15:06.01 0.6 undecidable manual P 181 151.737 50 1.42 0
IV.FVI.HHZ. 2017-09-26T19:15:05.97 0.6 undecidable manual S 295 84.7485 50 0.89 8
IV.STAL.HHZ. 2017-09-26T19:15:04.79 0.6 undecidable manual S 269 82.4508 50 0.33 13
OX.VARN.HHZ. 2017-09-26T19:15:03.20 0.6 undecidable manual P 257 132.867 50 1.52 0
OX.ZOU2.HHZ. 2017-09-26T19:15:01.70 0.3 undecidable manual S 297 69.6747 50 0.64 43
OX.CLUD.HHZ. 2017-09-26T19:15:01.71 0.6 undecidable manual S 287 72.1722 50 0.01 30
NI.POLC.HHZ. 2017-09-26T19:14:57.61 0.3 undecidable manual P 255 102.5196 50 0.62 0
OX.CIMO.HHZ. 2017-09-26T19:14:56.46 1.0 undecidable manual P 273 102.8193 50 -0.59 0
RF.GEPF.HHZ. 2017-09-26T19:14:55.76 0.3 undecidable manual S 270 49.617 50 0.07 76
IV.FVI.HHZ. 2017-09-26T19:14:54.88 0.3 undecidable manual P 295 84.7485 50 0.62 14
IV.STAL.HHZ. 2017-09-26T19:14:53.61 0.3 undecidable manual P 269 82.4508 50 -0.3 20
OX.CLUD.HHZ. 2017-09-26T19:14:52.32 0.1 undecidable manual P 287 72.1722 50 0.01 60
OX.ZOU2.HHZ. 2017-09-26T19:14:52.15 1.0 undecidable manual P 297 69.6747 50 0.21 16
OX.ACOM.HHZ. 2017-09-26T19:14:52.00 0.3 undecidable manual S 326 36.8298 50 -0.29 72
OX.SABO.HHZ. 2017-09-26T19:14:51.47 0.6 undecidable manual S 200 33.8439 50 -0.01 51
IV.PTCC.HHZ. 2017-09-26T19:14:51.98 0.3 undecidable manual S 294 36.2415 50 -0.14 75
OX.MPRI.HHZ. 2017-09-26T19:14:50.72 0.3 undecidable manual P 267 61.2942 50 0.07 66
RF.GEPF.HHZ. 2017-09-26T19:14:48.70 0.1 undecidable manual P 270 49.617 50 -0.14 100
OX.PRED.HNZ. 2017-09-26T19:14:48.69 0.3 undecidable manual S 318 25.2525 109 -0.07 76
OX.ACOM.HHZ. 2017-09-26T19:14:47.00 0.1 positive manual P 326 36.8298 50 0.12 100
OX.SABO.HHZ. 2017-09-26T19:14:46.43 0.3 undecidable manual P 200 33.8439 50 0.02 77
IV.PTCC.HHZ. 2017-09-26T19:14:46.41 0.1 positive manual P 294 36.2415 50 -0.37 95
OX.DRE.HNZ. 2017-09-26T19:14:45.42 0.3 undecidable manual S 224 15.4734 120 -0.25 73
OX.PRED.HNZ. 2017-09-26T19:14:44.98 0.1 undecidable manual P 318 25.2525 109 0.14 100
OX.DRE.HNZ. 2017-09-26T19:14:43.29 0.1 negative manual P 224 15.4734 120 0.23 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.ZOU2.HNE. ML:0.0 0.0002298092 0.3968 AML other m 2017-09-26T19:15:06.12
OX.ZOU2.HHE. ML:0.0 0.00023069835 0.2944 AML other m 2017-09-26T19:15:04.93
OX.ZOU2.HNN. ML:0.0 0.0002539149 0.4992 AML other m 2017-09-26T19:15:08.79
OX.ZOU2.HHN. ML:0.0 0.00025382480000000004 0.4992 AML other m 2017-09-26T19:15:08.79
IV.PTCC.HHE. ML:2.2 0.00066724595 0.3584 AML other m 2017-09-26T19:14:53.57
IV.PTCC.HHN. ML:2.2 0.0006086891000000001 0.256 AML other m 2017-09-26T19:14:54.63
OX.SABO.HNN. ML:3.0 0.0045351645 0.4096 AML other m 2017-09-26T19:14:52.67
OX.SABO.HNE. ML:3.0 0.003766889 0.3584 AML other m 2017-09-26T19:14:52.61
OX.SABO.HHE. ML:2.3 0.0008932795 0.3712 AML other m 2017-09-26T19:14:52.61
OX.SABO.HHN. ML:2.4 0.00120235965 0.384 AML other m 2017-09-26T19:14:52.67
OX.ACOM.HHN. ML:2.6 0.0015487705 0.384 AML other m 2017-09-26T19:14:53.77
OX.ACOM.HNE. ML:2.8 0.002492295 0.1792 AML other m 2017-09-26T19:14:52.59
OX.ACOM.HNN. ML:2.6 0.0014632620000000001 0.384 AML other m 2017-09-26T19:14:53.77
OX.ACOM.HHE. ML:2.8 0.0024493985 0.1792 AML other m 2017-09-26T19:14:52.59
RF.GEPF.HHE. ML:2.5 0.00091203075 0.3328 AML other m 2017-09-26T19:14:56.56
RF.GEPF.HHN. ML:2.5 0.0008679226 0.1536 AML other m 2017-09-26T19:14:56.64
OX.MPRI.HNN. ML:2.4 0.00044761615 0.4736 AML other m 2017-09-26T19:15:02.53
OX.MPRI.HHE. ML:2.4 0.00052360905 0.256 AML other m 2017-09-26T19:15:02.90
OX.MPRI.HHN. ML:2.4 0.0005874384 0.4992 AML other m 2017-09-26T19:15:02.53
OX.MPRI.HNE. ML:2.3 0.00040089295 0.2432 AML other m 2017-09-26T19:15:02.89
OX.CLUD.HNE. ML:1.9 0.00013962207500000002 0.5376 AML other m 2017-09-26T19:15:09.77
OX.CLUD.HNN. ML:2.0 0.00014755210000000002 0.6016 AML other m 2017-09-26T19:15:07.83
OX.CLUD.HHE. ML:2.0 0.00015410815 0.6016 AML other m 2017-09-26T19:15:10.43
OX.CLUD.HHN. ML:1.9 0.00013967205 0.6144 AML other m 2017-09-26T19:15:08.13
IV.STAL.HNN. ML:2.6 0.000569337 0.1536 AML other m 2017-09-26T19:15:07.38
IV.STAL.HHN. ML:2.4 0.00031119134999999995 0.192 AML other m 2017-09-26T19:15:06.76
IV.STAL.HHE. ML:2.4 0.00035489550000000004 0.1792 AML other m 2017-09-26T19:15:07.44
IV.STAL.HNE. ML:2.4 0.00030224923000000004 0.1408 AML other m 2017-09-26T19:15:07.42
IV.FVI.HHN. ML:2.4 0.00029717625000000005 0.5632 AML other m 2017-09-26T19:15:07.06
IV.FVI.HHE. ML:2.2 0.00022138065 0.3584 AML other m 2017-09-26T19:15:09.30
NI.POLC.HHE. ML:2.6 0.00036951815 0.4992 AML other m 2017-09-26T19:15:15.14
NI.POLC.HHN. ML:2.6 0.0003849402 0.2176 AML other m 2017-09-26T19:15:13.92
OX.VARN.HNE. ML:2.8 0.00037836820000000003 0.4224 AML other m 2017-09-26T19:15:27.80
OX.VARN.HHE. ML:2.8 0.00038534599999999995 0.448 AML other m 2017-09-26T19:15:27.79
OX.VARN.HNN. ML:2.7 0.00029978735 0.5504 AML other m 2017-09-26T19:15:22.57
OX.VARN.HHN. ML:2.7 0.00030793475 0.5504 AML other m 2017-09-26T19:15:22.57
OX.CGRP.HNE. ML:2.7 0.0002211996 0.7808 AML other m 2017-09-26T19:15:37.79
OX.CGRP.HHE. ML:2.5 0.00016157674999999998 0.7296 AML other m 2017-09-26T19:15:32.90
OX.CGRP.HNN. ML:2.6 0.00018602365 0.8576 AML other m 2017-09-26T19:15:37.57
OX.CGRP.HHN. ML:2.4 0.00012411251 0.4224 AML other m 2017-09-26T19:15:36.10
IV.CTI.HHE. ML:2.9 0.00032284895000000004 0.1792 AML other m 2017-09-26T19:15:32.68
IV.CTI.HHN. ML:2.8 0.0002726952 0.256 AML other m 2017-09-26T19:15:33.56
OE.ARSA.BHE. ML:1.9 0.00003580502 0.2944 AML other m 2017-09-26T19:15:30.78
OE.ARSA.BHN. ML:1.9 0.000034527025000000005 0.3072 AML other m 2017-09-26T19:15:33.38
IV.APPI.EHN. ML:2.6 0.00012061205 0.3968 AML other m 2017-09-26T19:15:39.33
IV.APPI.EHE. ML:2.5 0.000103698 0.4096 AML other m 2017-09-26T19:15:38.88
ST.DOSS.HNE. ML:2.8 0.0001683312 0.4992 AML other m 2017-09-26T19:15:43.76
ST.DOSS.HNN. ML:2.6 0.00012127679999999998 0.4352 AML other m 2017-09-26T19:15:45.88
ST.DOSS.HHE. ML:2.7 0.0001299028 0.4864 AML other m 2017-09-26T19:15:46.12
ST.DOSS.HHN. ML:2.8 0.00017401224999999998 0.512 AML other m 2017-09-26T19:15:46.22
SI.LUSI.HHE. ML:2.6 0.00009408695 0.256 AML other m 2017-09-26T19:15:49.96
SI.LUSI.HHN. ML:2.9 0.0001861047 0.2304 AML other m 2017-09-26T19:15:46.87
IV.T1299.EHE. ML:2.6 0.000027011720000000002 0.064 AML other m 2017-09-26T19:15:45.22
IV.T1299.HNN. ML:3.5 0.0001674792 0.6912 AML other m 2017-09-26T19:16:44.52
IV.T1299.EHN. ML:2.6 0.000019686105 0.0896 AML other m 2017-09-26T19:15:45.19
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