Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 25-02-2018 and time 18:19:58 (Italy) in region 6 km S Forni di Sopra (UD)

A magnitude ML 2.4 earthquake occured in region: 6 km S Forni di Sopra (UD), on

  • 25-02-2018 17:19:58 (UTC)
  • 25-02-2018 18:19:58 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.3750, 12.5890 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.

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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
Forni di Sopra UD 6 993 993
Forni di Sotto UD 7 600 1593
Claut PN 13 956 2549
Sauris UD 14 416 2965
Cimolais PN 15 397 3362
Lorenzago di Cadore BL 15 549 3911
Domegge di Cadore BL 16 2441 6352
Ampezzo UD 17 1006 7358
Lozzo di Cadore BL 17 1383 8741
Vigo di Cadore BL 17 1440 10181
Tramonti di Sopra PN 17 321 10502
Pieve di Cadore BL 17 3794 14296
Calalzo di Cadore BL 18 2085 16381
Perarolo di Cadore BL 18 380 16761
Socchieve UD 18 908 17669
Tramonti di Sotto PN 19 387 18056
Andreis PN 19 259 18315
Erto e Casso PN 20 387 18702

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km N of Pordenone (51229 inhabitants)
61 Km NW of Udine (99169 inhabitants)
83 Km NE of Treviso (83731 inhabitants)
95 Km E of Bolzano (106441 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 2.4 2018-02-25
17:19:58		 46.375 12.5888 9 2019-04-24
14:49:48		 Bollettino Sismico Italiano INGV 65803971
Reviewed
Rev100 		ML 2.4 2018-02-25
17:19:58		 46.3743 12.6077 2 2018-02-25
17:32:57		 Sala Sismica INGV-Roma 54150831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-02-25 17:19:58 ± 0.06
Latitude 46.3750 ± 0.0036
Longitude 12.5888 ± 0.0039
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 65803971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 404
Semi-minor axis of confidence ellipse (meter) 59
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 325
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 86
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 41
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) 0.11781
Epicentral distance of station farthest from the epicenter (degree) 1.90476
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 32
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 74
Type of magnitude ML
Reference to an origin 65803971
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-02-23 00:47:04

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 69
Type of magnitude ML
Reference to an origin 54150831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-02-25 17:32:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.DAVOX.HHZ. 2018-02-25T17:20:34.13 0.6 undecidable manual P 283 211.4328 38 2.76 0
CH.FUORN.HHZ. 2018-02-25T17:20:29.06 0.1 undecidable manual P 280 179.6868 38 1.65 0
IV.BRMO.HHZ. 2018-02-25T17:20:27.55 0.3 undecidable manual P 275 169.8966 50 1.59 0
IV.MABI.HHZ. 2018-02-25T17:20:26.47 0.3 undecidable manual P 258 163.2144 50 1.54 0
ST.RONC.EHZ. 2018-02-25T17:20:26.16 0.3 undecidable manual P 255 157.2204 50 2.15 0
SI.MOSI.HHZ. 2018-02-25T17:20:25.82 0.3 undecidable manual P 280 158.0196 50 1.69 0
SL.LJU.BHZ. 2018-02-25T17:20:24.84 1.0 undecidable manual P 103 153.3354 50 1.43 0
ST.VARA.EHZ. 2018-02-25T17:20:23.64 0.3 undecidable manual P 246 143.745 50 1.71 0
IV.ROVR.HHZ. 2018-02-25T17:20:23.05 0.3 undecidable manual P 236 142.0467 50 1.38 0
ST.CARE.EHZ. 2018-02-25T17:20:23.47 0.6 undecidable manual P 273 145.0437 50 1.34 0
SI.LUSI.HHZ. 2018-02-25T17:20:21.79 0.3 undecidable manual P 251 134.5653 50 1.27 0
ST.GAGG.HHZ. 2018-02-25T17:20:21.16 0.3 undecidable manual P 256 129.1707 50 1.47 0
MN.TRI.HHZ. 2018-02-25T17:20:19.36 0.6 undecidable manual P 129 116.7942 50 1.58 0
ST.OZOL.EHZ. 2018-02-25T17:20:19.09 0.6 undecidable manual P 272 117.6933 50 1.18 0
ST.DOSS.HHZ. 2018-02-25T17:20:19.76 0.3 undecidable manual P 244 120.7902 50 1.36 0
SI.ROSI.HHZ. 2018-02-25T17:20:17.88 0.3 undecidable manual P 305 108.6135 50 1.36 0
ST.PANI.EHZ. 2018-02-25T17:20:16.71 0.3 undecidable manual P 250 102.8193 50 1.08 0
IV.ASOL.HNN. 2018-02-25T17:20:14.26 0.3 undecidable manual P 220 82.7505 50 1.72 9
OX.SABO.HHZ. 2018-02-25T17:20:14.09 0.6 undecidable manual P 118 91.0422 50 0.28 4
OX.AGOR.HHZ. 2018-02-25T17:20:12.17 0.6 undecidable manual S 249 44.4222 50 -0.74 41
RF.GEPF.HHZ. 2018-02-25T17:20:12.72 0.6 undecidable manual S 105 43.5231 50 0.04 50
IV.CTI.HHZ. 2018-02-25T17:20:11.71 0.3 undecidable manual P 244 80.6637 50 -0.5 22
NI.POLC.HHZ. 2018-02-25T17:20:11.76 0.6 undecidable manual S 190 39.2274 50 0.23 48
OX.ACOM.HHZ. 2018-02-25T17:20:11.85 0.3 undecidable manual P 74 73.2711 50 0.79 33
IV.BRES.EHN. 2018-02-25T17:20:11.72 0.3 undecidable manual P 299 74.4699 50 0.47 35
OX.ZOU2.HHZ. 2018-02-25T17:20:10.48 0.6 undecidable manual S 55 35.742 50 -0.1 49
OX.MPRI.HHZ. 2018-02-25T17:20:10.08 0.6 undecidable manual S 116 34.0437 50 -0.05 50
IV.FVI.HHZ. 2018-02-25T17:20:08.08 0.6 undecidable manual S 31 28.5492 107 -0.31 47
IV.PTCC.HHZ. 2018-02-25T17:20:08.72 0.3 undecidable manual P 86 58.6968 50 -0.1 68
OX.AGOR.HHZ. 2018-02-25T17:20:06.63 0.3 undecidable manual P 249 44.4222 50 0.01 75
RF.GEPF.HHZ. 2018-02-25T17:20:06.39 0.1 undecidable manual P 105 43.5231 50 -0.1 98
OX.CLUD.HHZ. 2018-02-25T17:20:06.84 0.6 undecidable manual S 68 24.1536 109 -0.08 49
OX.ZOU2.HHZ. 2018-02-25T17:20:05.36 0.1 undecidable manual P 55 35.742 50 0.08 99
NI.POLC.HHZ. 2018-02-25T17:20:05.93 0.1 undecidable manual P 190 39.2274 50 0.1 98
IV.FVI.HHZ. 2018-02-25T17:20:04.14 0.1 positive manual P 31 28.5492 107 0.13 98
IV.STAL.HNZ. 2018-02-25T17:20:04.10 0.3 undecidable manual S 144 15.7731 118 -0.16 73
OX.MPRI.HHZ. 2018-02-25T17:20:04.76 0.1 undecidable manual P 116 34.0437 50 -0.26 95
OX.CLUD.HHZ. 2018-02-25T17:20:03.17 0.1 undecidable manual P 68 24.1536 109 0.01 100
OX.CIMO.HHZ. 2018-02-25T17:20:03.27 0.6 undecidable manual S 238 13.0758 123 -0.19 48
IV.STAL.HNZ. 2018-02-25T17:20:01.79 0.1 negative manual P 144 15.7731 118 0.16 97
OX.CIMO.HHZ. 2018-02-25T17:20:01.28 0.1 undecidable manual P 238 13.0758 123 0.11 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.CIMO.HHE. ML:1.8 0.000789 0.36 AML other m 2018-02-25T17:20:03.37
OX.CIMO.HNE. ML:1.8 0.000757 0.36 AML other m 2018-02-25T17:20:03.37
OX.CIMO.HHN. ML:2.0 0.001185 0.34 AML other m 2018-02-25T17:20:04.03
OX.CIMO.HNN. ML:2.0 0.00114 0.34 AML other m 2018-02-25T17:20:04.20
IV.STAL.HHN. ML:2.6 0.00403 0.22 AML other m 2018-02-25T17:20:04.51
IV.STAL.HNN. ML:2.8 0.005915 0.24 AML other m 2018-02-25T17:20:04.51
IV.STAL.HNE. ML:2.6 0.003815 1.84 AML other m 2018-02-25T17:20:05.03
IV.STAL.HHE. ML:2.5 0.002785 0.46 AML other m 2018-02-25T17:20:05.04
OX.CLUD.HNE. ML:2.0 0.0007055 0.8 AML other m 2018-02-25T17:20:07.78
OX.CLUD.HHE. ML:2.0 0.0007199999999999999 0.8 AML other m 2018-02-25T17:20:07.78
OX.CLUD.HHN. ML:2.2 0.00102 1.4 AML other m 2018-02-25T17:20:08.79
OX.CLUD.HNN. ML:2.2 0.001015 1.4 AML other m 2018-02-25T17:20:08.79
IV.FVI.HHN. ML:2.2 0.0009085 0.18 AML other m 2018-02-25T17:20:08.30
IV.FVI.HHE. ML:2.4 0.0014550000000000001 0.24 AML other m 2018-02-25T17:20:08.34
OX.ZOU2.HHN. ML:2.1 0.0004955 0.98 AML other m 2018-02-25T17:20:10.13
OX.ZOU2.HNN. ML:2.1 0.0005110000000000001 0.98 AML other m 2018-02-25T17:20:10.13
OX.MPRI.HHE. ML:2.1 0.0005765 0.2 AML other m 2018-02-25T17:20:10.73
OX.MPRI.HNN. ML:2.3 0.0008015 0.3 AML other m 2018-02-25T17:20:11.05
OX.ZOU2.HHE. ML:1.9 0.00033899999999999995 0.5 AML other m 2018-02-25T17:20:11.29
OX.ZOU2.HNE. ML:1.9 0.0003435 0.5 AML other m 2018-02-25T17:20:11.29
OX.MPRI.HNE. ML:2.0 0.000475 0.84 AML other m 2018-02-25T17:20:11.72
OX.MPRI.HHN. ML:2.4 0.001045 0.46 AML other m 2018-02-25T17:20:11.20
NI.POLC.HHE. ML:2.4 0.00099 0.54 AML other m 2018-02-25T17:20:12.46
NI.POLC.HHN. ML:2.4 0.0009295 0.56 AML other m 2018-02-25T17:20:12.75
RF.GEPF.HHE. ML:2.6 0.00133 0.28 AML other m 2018-02-25T17:20:13.40
RF.GEPF.HHN. ML:2.6 0.00121 0.2 AML other m 2018-02-25T17:20:13.55
IV.PTCC.HHN. ML:2.2 0.00032499999999999993 0.22 AML other m 2018-02-25T17:20:18.49
IV.PTCC.HHE. ML:2.0 0.00020950000000000002 0.92 AML other m 2018-02-25T17:20:21.11
OX.ACOM.HHN. ML:2.6 0.0006385000000000001 0.48 AML other m 2018-02-25T17:20:23.41
OX.ACOM.HNN. ML:2.6 0.0006680000000000001 0.5 AML other m 2018-02-25T17:20:23.40
OX.ACOM.HHE. ML:2.4 0.0004165 0.46 AML other m 2018-02-25T17:20:24.50
OX.ACOM.HNE. ML:2.4 0.000441 0.46 AML other m 2018-02-25T17:20:24.50
IV.CTI.HHN. ML:2.5 0.00044750000000000004 0.3 AML other m 2018-02-25T17:20:24.81
IV.CTI.HHE. ML:2.4 0.0003805 0.22 AML other m 2018-02-25T17:20:24.83
CH.FUORN.HHE. ML:2.3 0.00007 0.3 AML other m 2018-02-25T17:20:29.39
OX.SABO.HNE. ML:2.8 0.0008035 1 AML other m 2018-02-25T17:20:29.79
OX.SABO.HHE. ML:2.2 0.0001945 1.02 AML other m 2018-02-25T17:20:29.80
ST.PANI.EHN. ML:2.4 0.000216 0.38 AML other m 2018-02-25T17:20:32.70
ST.OZOL.EHE. ML:2.5 0.000223 0.52 AML other m 2018-02-25T17:20:34.64
ST.PANI.EHE. ML:2.2 0.000145 0.14 AML other m 2018-02-25T17:20:35.24
SI.ROSI.HHE. ML:2.0 0.00008840000000000001 0.42 AML other m 2018-02-25T17:20:36.37
OX.SABO.HHN. ML:2.2 0.000189 1.16 AML other m 2018-02-25T17:20:37.36
OX.SABO.HNN. ML:2.8 0.0007925 0.72 AML other m 2018-02-25T17:20:37.37
ST.DOSS.HHE. ML:2.6 0.00029 0.68 AML other m 2018-02-25T17:20:38.22
ST.DOSS.HNN. ML:2.6 0.000317 0.64 AML other m 2018-02-25T17:20:38.56
ST.DOSS.HHN. ML:2.6 0.0002945 0.38 AML other m 2018-02-25T17:20:38.60
ST.DOSS.HNE. ML:2.6 0.00028900000000000003 0.4 AML other m 2018-02-25T17:20:38.61
SI.ROSI.HHN. ML:1.9 0.0000742 0.72 AML other m 2018-02-25T17:20:39.53
ST.GAGG.HHN. ML:2.3 0.000126 0.94 AML other m 2018-02-25T17:20:39.48
ST.OZOL.EHN. ML:2.4 0.0001955 0.94 AML other m 2018-02-25T17:20:41.19
ST.GAGG.HNE. ML:2.3 0.00013900000000000002 0.74 AML other m 2018-02-25T17:20:41.61
ST.GAGG.HHE. ML:2.3 0.00014150000000000002 0.8 AML other m 2018-02-25T17:20:42.70
SI.LUSI.HHN. ML:2.9 0.000493 0.18 AML other m 2018-02-25T17:20:42.44
ST.GAGG.HNN. ML:2.4 0.0001475 0.46 AML other m 2018-02-25T17:20:42.93
SI.LUSI.HHE. ML:2.6 0.0002545 0.66 AML other m 2018-02-25T17:20:42.52
ST.VARA.EHN. ML:2.9 0.000406 0.34 AML other m 2018-02-25T17:20:44.71
ST.CARE.EHE. ML:2.0 0.0000568 0.6 AML other m 2018-02-25T17:20:45.41
ST.CARE.EHN. ML:2.1 0.0000635 0.7 AML other m 2018-02-25T17:20:45.60
ST.VARA.EHE. ML:2.9 0.00040800000000000005 0.3 AML other m 2018-02-25T17:20:46.44
SI.MOSI.HHE. ML:2.6 0.00019250000000000002 0.8 AML other m 2018-02-25T17:20:47.12
SL.LJU.BHN. ML:3.3 0.00094 0.5 AML other m 2018-02-25T17:20:47.47
IV.MBAL.EHE. ML:2.6 0.00019800000000000002 0.28 AML other m 2018-02-25T17:20:48.01
ST.RONC.EHE. ML:2.8 0.00030649999999999997 0.6 AML other m 2018-02-25T17:20:48.33
ST.RONC.EHN. ML:3.0 0.00046899999999999996 0.22 AML other m 2018-02-25T17:20:48.47
IV.MBAL.EHN. ML:2.6 0.00019 0.68 AML other m 2018-02-25T17:20:48.60
SI.MOSI.HHN. ML:2.8 0.00032450000000000003 0.42 AML other m 2018-02-25T17:20:48.99
IV.MABI.HHN. ML:2.2 0.0000742 1.38 AML other m 2018-02-25T17:20:49.30
ST.RONC.HNN. ML:3.0 0.00047799999999999996 1.06 AML other m 2018-02-25T17:20:49.37
SL.LJU.BHE. ML:3.2 0.0007384999999999999 0.6 AML other m 2018-02-25T17:20:49.37
IV.BRMO.HHN. ML:2.1 0.000054199999999999996 0.86 AML other m 2018-02-25T17:20:50.18
IV.MABI.HHE. ML:2.1 0.00005830000000000001 0.32 AML other m 2018-02-25T17:20:50.92
CH.FUORN.HHN. ML:2.2 0.0000546 0.46 AML other m 2018-02-25T17:20:51.13
IV.BRMO.HHE. ML:2.0 0.00004245 0.54 AML other m 2018-02-25T17:20:52.59
ST.RONC.HNE. ML:3.3 0.000972 0.46 AML other m 2018-02-25T17:21:12.31
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