Earthquake with magnitude of ML 1.4 on date 08-10-2021 and time 02:55:50 (Italy) in region 6 km NE Chies d'Alpago (BL)

A magnitude ML 1.4 earthquake occured in region: 6 km NE Chies d'Alpago (BL), on

  • 08-10-2021 00:55:50 (UTC)
  • 08-10-2021 02:55:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.2200, 12.4270 at 8 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
Chies d'Alpago BL 6 1377 1377
Cimolais PN 8 397 1774
Erto e Casso PN 8 387 2161
Alpago BL 8 6994 9155
Claut PN 9 956 10111
Soverzene BL 10 389 10500
Tambre BL 10 1371 11871
Barcis PN 11 256 12127
Ponte nelle Alpi BL 11 8363 20490
Longarone BL 11 5359 25849
Ospitale di Cadore BL 15 292 26141
Andreis PN 15 259 26400
Belluno BL 18 35870 62270
Montereale Valcellina PN 19 4433 66703

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NW of Pordenone (51229 inhabitants)
63 Km N of Treviso (83731 inhabitants)
65 Km W of Udine (99169 inhabitants)
87 Km N of Venezia (263352 inhabitants)
88 Km E of Bolzano (106441 inhabitants)
100 Km NE of Padova (210401 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 1.4 2021-10-08
00:55:50
46.2195 12.4272 8 2022-03-30
13:04:27
Bollettino Sismico Italiano INGV 99440581
Reviewed
Rev100
ML 1.4 2021-10-08
00:55:50
46.2167 12.4088 6 2021-10-08
01:19:49
Sala Sismica INGV-Roma 96335881
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-08 00:55:50 ± 0.07
Latitude 46.2195 ± 0.0045
Longitude 12.4272 ± 0.0052
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 99440581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 474
Semi-minor axis of confidence ellipse (meter) 317
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 153
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.13225
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 99440581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-01-07 15:49:15

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 96335881
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-08 01:19:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2021-10-08T00:56:42.87 3.0 undecidable manual Pn 3.32 0
MN.TRI.HHZ. 2021-10-08T00:56:26.69 3.0 undecidable manual S -0.47 0
SI.ABSI.HHZ. 2021-10-08T00:56:20.73 0.6 undecidable manual S 304 101.6205 50 -0.2 41
ST.PANI.EHZ. 2021-10-08T00:56:17.12 0.6 undecidable manual S 258 86.0472 50 0.35 41
ST.VARA.EHZ. 2021-10-08T00:56:12.15 0.3 undecidable manual P 250 125.6742 50 0.36 57
ST.ZIAN.EHZ. 2021-10-08T00:56:10.82 0.6 undecidable manual S 276 66.5778 50 -0.74 37
ST.OZOL.EHZ. 2021-10-08T00:56:09.27 0.6 undecidable manual P 281 107.3148 50 0.31 40
SI.ABSI.HHZ. 2021-10-08T00:56:08.82 0.1 undecidable manual P 304 101.6205 50 0.74 70
ST.PANI.EHZ. 2021-10-08T00:56:06.16 0.3 undecidable manual P 258 86.0472 50 0.48 60
IV.FVI.HHE. 2021-10-08T00:56:06.57 0.6 undecidable manual S 33 49.8168 50 -0.52 42
OX.FUSE.HNE. 2021-10-08T00:56:06.59 0.6 undecidable manual S 64 49.0176 50 -0.28 45
OX.CLUD.HHE. 2021-10-08T00:56:04.96 0.6 undecidable manual S 53 43.623 50 -0.48 43
IV.BRES.EHE. 2021-10-08T00:56:04.19 0.3 undecidable manual P 315 75.0693 50 0.21 65
OX.VARN.HHZ. 2021-10-08T00:56:02.90 0.6 undecidable manual S 225 35.3424 102 -0.17 47
ST.ZIAN.EHZ. 2021-10-08T00:56:02.37 0.3 undecidable manual P 276 66.5778 50 -0.31 65
NI.PURA.HHZ. 2021-10-08T00:56:02.99 0.6 undecidable manual S 46 33.2445 103 0.63 42
OX.AGOR.HHE. 2021-10-08T00:56:00.37 0.6 undecidable manual S 284 29.9478 104 -0.89 38
IV.FVI.HHE. 2021-10-08T00:56:00.61 0.3 undecidable manual P 33 49.8168 50 0.52 63
IV.FREG.EHZ. 2021-10-08T00:55:59.54 0.6 undecidable manual S 201 24.753 107 0.04 49
OX.FUSE.HNE. 2021-10-08T00:55:59.97 0.3 undecidable manual P 64 49.0176 50 0 71
OX.CAE.HHZ. 2021-10-08T00:55:59.39 0.6 undecidable manual S 178 23.3544 108 0.34 46
OX.CLUD.HHE. 2021-10-08T00:55:59.20 0.3 undecidable manual P 53 43.623 50 0.06 71
IV.STAL.HHZ. 2021-10-08T00:55:58.46 0.6 undecidable manual S 78 22.1556 109 -0.2 48
NI.PURA.HHZ. 2021-10-08T00:55:57.20 0.6 undecidable manual P 46 33.2445 103 -0.16 47
OX.VARN.HHZ. 2021-10-08T00:55:57.34 0.3 undecidable manual P 225 35.3424 102 -0.43 67
OX.AGOR.HHE. 2021-10-08T00:55:56.29 0.3 undecidable manual P 284 29.9478 104 -0.43 67
OX.MLN.HHZ. 2021-10-08T00:55:56.98 0.6 undecidable manual S 118 16.3725 114 0.19 48
IT.PNAL.HNE. 2021-10-08T00:55:55.47 0.6 undecidable manual S 242 11.1777 124 0.28 48
IV.FREG.EHZ. 2021-10-08T00:55:55.50 0.3 undecidable manual P 201 24.753 107 -0.21 71
OX.CAE.HHZ. 2021-10-08T00:55:55.20 0.1 undecidable manual P 178 23.3544 108 -0.25 94
OX.MLN.HHZ. 2021-10-08T00:55:54.13 0.1 undecidable manual P 118 16.3725 114 -0.02 100
OX.CIMO.HHZ. 2021-10-08T00:55:54.90 0.6 undecidable manual S 8 10.2786 126 -0.05 50
IV.STAL.HHZ. 2021-10-08T00:55:54.98 0.1 undecidable manual P 78 22.1556 109 -0.25 94
OX.CIMO.HHZ. 2021-10-08T00:55:53.28 0.1 undecidable manual P 8 10.2786 126 0.19 97
IT.PNAL.HNE. 2021-10-08T00:55:53.52 0.1 undecidable manual P 242 11.1777 124 0.3 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.CIMO.HNN. ML:1.1 0.000202 0.4 AML other m 2021-10-08T00:55:55.31
OX.CIMO.HHN. ML:1.2 0.000222 0.4 AML other m 2021-10-08T00:55:55.11
OX.CIMO.HNE. ML:1.2 0.0002485 0.5 AML other m 2021-10-08T00:55:55.21
OX.CIMO.HHE. ML:1.3 0.00027649999999999994 0.5 AML other m 2021-10-08T00:55:55.21
OX.MLN.HHE. ML:1.2 0.000158 0.38 AML other m 2021-10-08T00:55:57.66
OX.MLN.HHN. ML:1.3 0.0001995 0.82 AML other m 2021-10-08T00:55:58.87
IV.STAL.HNN. ML:1.7 0.0003865 0.72 AML other m 2021-10-08T00:55:58.73
IV.STAL.HHE. ML:1.5 0.0002185 0.32 AML other m 2021-10-08T00:55:59.22
IV.STAL.HHN. ML:1.6 0.000272 0.8 AML other m 2021-10-08T00:55:59.99
OX.CAE.HHE. ML:1.4 0.000185 0.2 AML other m 2021-10-08T00:56:00.10
IV.STAL.HNE. ML:1.6 0.0003005 0.52 AML other m 2021-10-08T00:56:00.33
OX.CAE.HHN. ML:1.2 0.00009870000000000001 0.1 AML other m 2021-10-08T00:56:00.87
IV.FREG.EHN. ML:1.5 0.0002055 1.02 AML other m 2021-10-08T00:56:01.52
IV.FREG.EHE. ML:1.4 0.000153 0.34 AML other m 2021-10-08T00:56:01.89
OX.VARN.HHN. ML:1.2 0.0000655724 0.14 AML other m 2021-10-08T00:56:04.34
OX.VARN.HHE. ML:1.4 0.00009961842 0.24 AML other m 2021-10-08T00:56:05.99
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