Earthquake with magnitude of ML 1.1 on date 03-08-2021 and time 21:03:16 (Italy) in region 1 km W Refrontolo (TV)

A magnitude ML 1.1 earthquake occured in region: 1 km W Refrontolo (TV), on

  • 03-08-2021 19:03:16 (UTC)
  • 03-08-2021 21:03:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.9240, 12.1990 at 10 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
Refrontolo TV 1 1747 1747
Pieve di Soligo TV 3 12106 13853
San Pietro di Feletto TV 4 5321 19174
Farra di Soligo TV 6 8913 28087
Tarzo TV 6 4399 32486
Cison di Valmarino TV 7 2647 35133
Follina TV 7 3873 39006
Sernaglia della Battaglia TV 8 6202 45208
Revine Lago TV 8 2208 47416
Miane TV 9 3329 50745
Conegliano TV 9 34891 85636
Susegana TV 9 11835 97471
Moriago della Battaglia TV 9 2761 100232
Vittorio Veneto TV 11 28232 128464
Santa Lucia di Piave TV 11 9151 137615
Nervesa della Battaglia TV 11 6789 144404
Colle Umberto TV 11 5111 149515
San Vendemiano TV 12 10054 159569
San Fior TV 12 6970 166539
Cappella Maggiore TV 14 4710 171249
Vidor TV 14 3766 175015
Fregona TV 14 3013 178028
Giavera del Montello TV 15 5142 183170
Mareno di Piave TV 15 9661 192831
Arcade TV 15 4470 197301
Godega di Sant'Urbano TV 16 6062 203363
Sarmede TV 16 3086 206449
Valdobbiadene TV 16 10388 216837
Spresiano TV 17 12176 229013
Crocetta del Montello TV 17 6080 235093
Trichiana BL 17 4868 239961
Vazzola TV 17 6969 246930
Cordignano TV 17 7020 253950
Volpago del Montello TV 17 10151 264101
Orsago TV 18 3873 267974
Pederobba TV 18 7451 275425
Cornuda TV 18 6267 281692
Mel BL 18 5984 287676
Povegliano TV 18 5251 292927
Codognè TV 19 5343 298270
Segusino TV 19 1887 300157
Lentiai BL 19 3017 303174
Cimadolmo TV 20 3393 306567
Limana BL 20 5209 311776

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km N of Treviso (83731 inhabitants)
36 Km W of Pordenone (51229 inhabitants)
55 Km N of Venezia (263352 inhabitants)
63 Km NE of Padova (210401 inhabitants)
66 Km NE of Vicenza (112953 inhabitants)
82 Km W of Udine (99169 inhabitants)
85 Km E of Trento (117317 inhabitants)
91 Km SE of Bolzano (106441 inhabitants)
100 Km NE of Rovigo (51867 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 1.1 2021-08-03
19:03:16
45.9237 12.199 10 2021-12-29
11:12:53
Bollettino Sismico Italiano INGV 98467441
Reviewed
Rev100
ML 1.3 2021-08-03
19:03:16
45.9512 12.1555 14 2021-08-03
19:09:53
Sala Sismica INGV-Roma 93630461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-03 19:03:16 ± 0.12
Latitude 45.9237 ± 0.0117
Longitude 12.1990 ± 0.0116
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 98467441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1439
Semi-minor axis of confidence ellipse (meter) 366
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 328
Circular confidence region, given by single value of horizontal uncertainty (meter) 1440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 172
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.70417
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 98467441
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-12-13 15:19:30

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 93630461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-03 19:09:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CDRU.HHZ. 2021-08-03T19:04:51.07 3.0 undecidable manual Pn 3.25 0
IV.SACS.HHZ. 2021-08-03T19:04:41.85 3.0 undecidable manual Sn -7.97 0
IV.ATCC.EHZ. 2021-08-03T19:04:38.82 3.0 undecidable manual Sn -3.17 0
IV.SGRT.HHZ. 2021-08-03T19:04:35.58 3.0 positive manual Pn 1.5 0
IT.RMMM.HGZ. 2021-08-03T19:04:32.13 3.0 negative manual Pg 10.11 0
IV.PE3.EHZ. 2021-08-03T19:04:30.24 3.0 undecidable manual Sg 0.93 0
IV.RMP.HHZ. 2021-08-03T19:04:26.66 3.0 positive manual Pn 2.94 0
IV.IMOL.HNZ. 2021-08-03T19:04:12.54 3.0 undecidable manual Sg -0.91 0
IV.MNTT.EHZ. 2021-08-03T19:04:06.34 3.0 negative manual Pn -2.31 0
IV.CSNT.HHZ. 2021-08-03T19:04:01.40 3.0 negative manual Pn -0.3 0
IV.MILN.HNZ. 2021-08-03T19:03:59.94 3.0 undecidable manual Pg 5.66 0
GU.GRAM.HHZ. 2021-08-03T19:03:52.93 3.0 positive manual Pn -1.82 0
IV.STAL.HHN. 2021-08-03T19:03:34.48 0.6 undecidable manual S 46 54.2013 50 0.51 41
OX.CIMO.HHZ. 2021-08-03T19:03:31.52 0.6 undecidable manual S 24 47.0196 50 -0.51 43
ST.DOSS.HHZ. 2021-08-03T19:03:31.44 0.6 undecidable manual P 267 78.1662 50 1.06 31
OX.MLN.HHZ. 2021-08-03T19:03:31.04 0.3 undecidable manual S 52 40.7259 50 0.69 60
NI.PALA.HHN. 2021-08-03T19:03:28.58 0.6 undecidable manual P 57 66.1893 50 0.04 45
NI.POLC.HHZ. 2021-08-03T19:03:26.61 0.6 undecidable manual S 64 25.8519 111 0.24 47
IV.STAL.HHN. 2021-08-03T19:03:26.12 0.3 undecidable manual P 46 54.2013 50 -0.57 61
IV.ASOL.HNE. 2021-08-03T19:03:26.84 0.6 undecidable manual S 239 26.6511 50 0.23 46
OX.CAE.HHZ. 2021-08-03T19:03:24.90 0.6 undecidable manual S 63 20.6682 115 0.18 48
OX.MLN.HHZ. 2021-08-03T19:03:24.36 0.3 undecidable manual P 52 40.7259 50 -0.25 68
OX.CIMO.HHZ. 2021-08-03T19:03:24.90 0.3 undecidable manual P 24 47.0196 50 -0.68 60
IV.CRND.HNN. 2021-08-03T19:03:23.60 0.6 undecidable manual S 236 17.3715 120 -0.07 49
OX.VARN.HHZ. 2021-08-03T19:03:22.00 0.6 undecidable manual S 316 10.4784 133 0.25 48
NI.POLC.HHZ. 2021-08-03T19:03:22.22 0.3 undecidable manual P 64 25.8519 111 -0.09 72
IV.ASOL.HNE. 2021-08-03T19:03:22.31 0.3 undecidable manual P 239 26.6511 50 -0.14 72
OX.CAE.HHZ. 2021-08-03T19:03:21.21 0.1 undecidable manual P 63 20.6682 115 -0.14 96
IV.CRND.HNN. 2021-08-03T19:03:20.67 0.1 undecidable manual P 236 17.3715 120 -0.08 98
IV.FREG.EHZ. 2021-08-03T19:03:20.27 0.1 undecidable manual P 42 13.0758 127 0.23 96
OX.VARN.HHZ. 2021-08-03T19:03:19.62 0.1 negative manual P 316 10.4784 133 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.VARN.HHN. ML:1.4 0.00030649999999999997 1.8 AML other m 2021-08-03T19:03:23.95
OX.VARN.HNN. ML:1.4 0.0002895 1.8 AML other m 2021-08-03T19:03:23.95
OX.VARN.HNE. ML:1.6 0.000457 0.2 AML other m 2021-08-03T19:03:23.34
OX.VARN.HHE. ML:1.6 0.0004935 0.2 AML other m 2021-08-03T19:03:23.34
OX.CAE.HHE. ML:1.2 0.00010295 0.14 AML other m 2021-08-03T19:03:25.31
OX.CAE.HHN. ML:0.9 0.00005300000000000001 0.28 AML other m 2021-08-03T19:03:27.18
NI.POLC.HHE. ML:1.2 0.0000777 1.58 AML other m 2021-08-03T19:03:27.20
NI.POLC.HHN. ML:1.2 0.0000972 1.66 AML other m 2021-08-03T19:03:32.03
OX.CIMO.HHE. ML:0.7 0.0000152 1.76 AML other m 2021-08-03T19:03:32.95
OX.CIMO.HHN. ML:0.7 0.00001365 1.06 AML other m 2021-08-03T19:03:33.72
OX.MLN.HHE. ML:0.6 0.0000154 1.42 AML other m 2021-08-03T19:03:35.80
OX.MLN.HHN. ML:0.6 0.0000163 1.58 AML other m 2021-08-03T19:03:35.05
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