Earthquake with magnitude of ML 1.7 on date 07-07-2021 and time 09:43:22 (Italy) in region 6 km W Forni di Sotto (UD)

A magnitude ML 1.7 earthquake occured in region: 6 km W Forni di Sotto (UD), on

  • 07-07-2021 07:43:22 (UTC)
  • 07-07-2021 09:43:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.3670, 12.6020 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
Forni di Sotto UD 6 600 600
Forni di Sopra UD 7 993 1593
Claut PN 13 956 2549
Sauris UD 14 416 2965
Cimolais PN 15 397 3362
Tramonti di Sopra PN 16 321 3683
Ampezzo UD 16 1006 4689
Lorenzago di Cadore BL 17 549 5238
Tramonti di Sotto PN 17 387 5625
Socchieve UD 18 908 6533
Domegge di Cadore BL 18 2441 8974
Lozzo di Cadore BL 18 1383 10357
Vigo di Cadore BL 18 1440 11797
Andreis PN 18 259 12056
Pieve di Cadore BL 19 3794 15850
Perarolo di Cadore BL 19 380 16230
Calalzo di Cadore BL 19 2085 18315
Frisanco PN 20 622 18937
Barcis PN 20 256 19193

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km N of Pordenone (51229 inhabitants)
59 Km NW of Udine (99169 inhabitants)
82 Km NE of Treviso (83731 inhabitants)
97 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 1.7 2021-07-07
07:43:22
46.3668 12.6022 8 2021-12-29
11:12:16
Bollettino Sismico Italiano INGV 93390581
Reviewed
Rev100
ML 1.8 2021-07-07
07:43:22
46.3713 12.6018 7 2021-07-07
07:52:21
Sala Sismica INGV-Roma 92344351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-07 07:43:22 ± 0.07
Latitude 46.3668 ± 0.0045
Longitude 12.6022 ± 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 93390581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 494
Semi-minor axis of confidence ellipse (meter) 141
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 357
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 44
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 45
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.11242
Epicentral distance of station farthest from the epicenter (degree) 1.28333
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 27
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 31
Type of magnitude ML
Reference to an origin 93390581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-09-12 07:38:45

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 92344351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-07 07:52:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OE.WTTA.HHZ. 2021-07-07T07:43:59.15 0.6 undecidable manual S 324 123.5874 50 -0.03 42
SI.KOSI.HHZ. 2021-07-07T07:43:50.90 0.6 undecidable manual S 277 94.239 50 -0.45 41
IV.ROVR.HHZ. 2021-07-07T07:43:47.87 0.6 undecidable manual P 236 142.4463 50 1.08 28
SI.LUSI.HHZ. 2021-07-07T07:43:46.41 0.6 undecidable manual P 251 135.1647 50 0.73 34
IV.TEOL.HHE. 2021-07-07T07:43:46.94 0.6 undecidable manual P 213 132.5673 50 1.67 21
OE.WTTA.HHZ. 2021-07-07T07:43:44.80 0.3 undecidable manual P 324 123.5874 50 0.91 48
SI.ROSI.HHZ. 2021-07-07T07:43:42.07 0.6 undecidable manual P 305 110.0121 50 0.28 41
IV.PTCC.HHE. 2021-07-07T07:43:41.85 0.6 undecidable manual S 85 57.6978 50 0.26 45
SI.ABSI.HHZ. 2021-07-07T07:43:41.67 0.6 undecidable manual P 293 105.7164 50 0.54 39
NI.VINO.HHZ. 2021-07-07T07:43:40.57 0.6 undecidable manual S 103 53.1024 50 0.21 46
OX.BAD.HNE. 2021-07-07T07:43:40.31 0.6 undecidable manual S 106 51.3153 50 0.42 44
SI.KOSI.HHZ. 2021-07-07T07:43:39.66 0.6 undecidable manual P 277 94.239 50 0.3 42
OX.PLRO.HHZ. 2021-07-07T07:43:38.20 0.6 undecidable manual S 64 46.3203 50 -0.37 45
OX.SABO.HNZ. 2021-07-07T07:43:38.73 0.6 undecidable manual P 118 89.7435 50 0.06 45
RF.GEPF.HHZ. 2021-07-07T07:43:37.64 0.6 undecidable manual S 104 42.3243 50 0.15 48
OX.AGOR.HHZ. 2021-07-07T07:43:37.40 0.6 undecidable manual S 258 43.5231 50 -0.41 45
IV.CTI.HHN. 2021-07-07T07:43:37.74 0.6 undecidable manual P 245 81.252 50 0.38 42
ST.ZIAN.EHZ. 2021-07-07T07:43:36.86 0.6 undecidable manual P 263 80.2641 50 -0.34 43
OX.BOO.HNE. 2021-07-07T07:43:35.84 0.6 undecidable manual S 98 38.3283 50 -0.59 43
OX.MPRI.HHZ. 2021-07-07T07:43:34.45 0.6 undecidable manual S 115 32.6451 103 -0.2 48
IV.PTCC.HHE. 2021-07-07T07:43:34.02 0.6 undecidable manual P 85 57.6978 50 0.29 45
OX.FUSE.HHZ. 2021-07-07T07:43:33.98 0.6 undecidable manual S 80 30.9468 104 -0.09 49
OX.BAD.HNE. 2021-07-07T07:43:32.52 0.3 undecidable manual P 106 51.3153 50 -0.23 69
IV.FVI.HHZ. 2021-07-07T07:43:32.73 0.6 undecidable manual S 28 28.8489 105 -0.64 43
NI.VINO.HHZ. 2021-07-07T07:43:32.79 0.3 undecidable manual P 103 53.1024 50 -0.23 69
OX.VARN.HHZ. 2021-07-07T07:43:32.36 0.3 undecidable manual P 223 56.3991 50 -1.18 48
OX.CLUD.HHZ. 2021-07-07T07:43:31.53 0.6 undecidable manual S 65 23.5542 108 -0.07 50
OX.AGOR.HHZ. 2021-07-07T07:43:31.71 0.6 undecidable manual P 258 43.5231 50 0.16 48
OX.PLRO.HHZ. 2021-07-07T07:43:31.85 0.6 undecidable manual P 64 46.3203 50 -0.13 48
OX.MLN.HHZ. 2021-07-07T07:43:31.73 0.6 undecidable manual S 178 24.1536 108 -0.06 50
RF.GEPF.HHZ. 2021-07-07T07:43:31.09 0.6 undecidable manual P 104 42.3243 50 -0.28 47
IT.DANT.HNE. 2021-07-07T07:43:31.28 0.6 undecidable manual S 344 23.1546 108 -0.17 49
OX.BOO.HNE. 2021-07-07T07:43:30.21 0.6 undecidable manual P 98 38.3283 50 -0.54 44
OX.FUSE.HHZ. 2021-07-07T07:43:29.31 0.6 undecidable manual P 80 30.9468 104 -0.08 50
IV.STAL.HHZ. 2021-07-07T07:43:29.15 0.6 undecidable manual S 145 14.4744 118 0.47 47
OX.MPRI.HHZ. 2021-07-07T07:43:29.56 0.3 undecidable manual P 115 32.6451 103 -0.16 73
NI.PURA.HHZ. 2021-07-07T07:43:28.59 0.3 undecidable manual S 59 12.4764 122 0.49 70
OX.CLUD.HHZ. 2021-07-07T07:43:28.08 0.3 undecidable manual P 65 23.5542 108 0.12 75
IV.FVI.HHZ. 2021-07-07T07:43:28.65 0.3 undecidable manual P 28 28.8489 105 -0.33 71
OX.MLN.HHZ. 2021-07-07T07:43:27.84 0.1 negative manual P 178 24.1536 108 -0.23 97
IT.DANT.HNE. 2021-07-07T07:43:27.86 0.3 undecidable manual P 344 23.1546 108 -0.02 76
OX.CIMO.HHZ. 2021-07-07T07:43:27.91 0.6 undecidable manual S 243 13.5753 120 -0.49 47
IV.STAL.HHZ. 2021-07-07T07:43:26.45 0.1 negative manual P 145 14.4744 118 0.17 100
NI.PURA.HHZ. 2021-07-07T07:43:26.38 0.3 undecidable manual P 59 12.4764 122 0.44 71
OX.CIMO.HHZ. 2021-07-07T07:43:26.00 0.3 undecidable manual P 243 13.5753 120 -0.11 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.CIMO.HHN. ML:1.6 0.0004805688 0.2624 AML other m 2021-07-07T07:43:28.02
OX.CIMO.HNN. ML:1.8 0.00075822575 0.256 AML other m 2021-07-07T07:43:28.02
OX.CIMO.HHE. ML:1.4 0.00031050445000000007 0.0768 AML other m 2021-07-07T07:43:28.30
OX.CIMO.HNE. ML:1.4 0.0002775806 0.0576 AML other m 2021-07-07T07:43:28.30
IV.STAL.HNN. ML:2.2 0.001606808 0.2688 AML other m 2021-07-07T07:43:29.63
IV.STAL.HHE. ML:2.0 0.0010359725 0.1408 AML other m 2021-07-07T07:43:29.97
IV.STAL.HNE. ML:2.2 0.0015458989999999999 0.1472 AML other m 2021-07-07T07:43:29.99
IV.STAL.HHN. ML:2.1 0.0012801750000000001 0.16 AML other m 2021-07-07T07:43:29.95
OX.CLUD.HHN. ML:1.1 0.00007546943000000001 0.2368 AML other m 2021-07-07T07:43:32.19
OX.CLUD.HNE. ML:1.0 0.00007009903000000001 0.256 AML other m 2021-07-07T07:43:32.12
OX.CLUD.HHE. ML:1.1 0.00008223670999999999 0.256 AML other m 2021-07-07T07:43:32.12
OX.MLN.HHE. ML:1.3 0.0001371209 0.1792 AML other m 2021-07-07T07:43:32.29
IV.FVI.HHE. ML:1.8 0.0002890521 0.1408 AML other m 2021-07-07T07:43:32.80
OX.MLN.HHN. ML:1.4 0.00015253400000000001 0.3392 AML other m 2021-07-07T07:43:34.02
IV.FVI.HHN. ML:1.7 0.00025938645 0.1344 AML other m 2021-07-07T07:43:34.57
OX.MPRI.HNE. ML:1.6 0.000195 0.34 AML other m 2021-07-07T07:43:35.40
OX.MPRI.HHE. ML:1.8 0.00025252615 0.32 AML other m 2021-07-07T07:43:35.41
OX.MPRI.HNN. ML:1.5 0.000148808305 0.224 AML other m 2021-07-07T07:43:36.10
OX.MPRI.HHN. ML:1.6 0.00019028994999999998 0.2432 AML other m 2021-07-07T07:43:36.11
RF.GEPF.HHN. ML:1.9 0.00028300000000000005 1.72 AML other m 2021-07-07T07:43:38.05
RF.GEPF.HHE. ML:1.8 0.0001983663 0.2624 AML other m 2021-07-07T07:43:37.92
OX.PLRO.HHE. ML:1.8 0.000187 0.22 AML other m 2021-07-07T07:43:39.40
NI.VINO.HHN. ML:1.6 0.00009435839500000001 0.2624 AML other m 2021-07-07T07:43:41.59
OX.PLRO.HHN. ML:2.0 0.0003195 0.24 AML other m 2021-07-07T07:43:42.12
NI.VINO.HHE. ML:1.5 0.00008092936000000001 0.3392 AML other m 2021-07-07T07:43:42.52
OX.VARN.HHN. ML:1.6 0.000100304205 0.3008 AML other m 2021-07-07T07:43:43.05
OX.VARN.HNE. ML:1.8 0.00013436904999999998 0.384 AML other m 2021-07-07T07:43:43.41
OX.VARN.HHE. ML:1.8 0.000143 0.26 AML other m 2021-07-07T07:43:44.38
OX.VARN.HNN. ML:1.6 0.0001009698 0.3648 AML other m 2021-07-07T07:43:45.84
OE.WTTA.HHE. ML:1.4 0.00002105 1.28 AML other m 2021-07-07T07:44:00.01
OE.WTTA.HHN. ML:1.3 0.000014042637999999999 0.2816 AML other m 2021-07-07T07:44:03.79
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