Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 09-09-2021 and time 14:35:04 (Italy) in region 2 km E Alano di Piave (BL)

A magnitude ML 1.5 earthquake occured in region: 2 km E Alano di Piave (BL), on

  • 09-09-2021 12:35:04 (UTC)
  • 09-09-2021 14:35:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.9020, 11.9360 at 6 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
Alano di Piave BL 2 2827 2827
Quero Vas BL 2 3237 6064
Segusino TV 2 1887 7951
Valdobbiadene TV 5 10388 18339
Cavaso del Tomba TV 6 2960 21299
Pederobba TV 6 7451 28750
Possagno TV 7 2177 30927
Monfumo TV 8 1398 32325
Castelcucco TV 9 2215 34540
Vidor TV 9 3766 38306
Cornuda TV 10 6267 44573
Paderno del Grappa TV 11 2192 46765
Maser TV 11 5070 51835
Crespano del Grappa TV 11 4520 56355
Asolo TV 11 9128 65483
Crocetta del Montello TV 12 6080 71563
Seren del Grappa BL 12 2448 74011
Miane TV 13 3329 77340
Feltre BL 13 20649 97989
Fonte TV 14 5923 103912
Borso del Grappa TV 14 5924 109836
Moriago della Battaglia TV 14 2761 112597
Caerano di San Marco TV 14 8017 120614
Farra di Soligo TV 15 8913 129527
San Zenone degli Ezzelini TV 15 7411 136938
Follina TV 15 3873 140811
Sernaglia della Battaglia TV 16 6202 147013
Cismon del Grappa VI 16 906 147919
Pedavena BL 16 4453 152372
Montebelluna TV 16 31228 183600
Altivole TV 17 6911 190511
Arsiè BL 17 2368 192879
Fonzaso BL 17 3228 196107
Mussolente VI 17 7658 203765
Lentiai BL 17 3017 206782
Cison di Valmarino TV 18 2647 209429
Enego VI 18 1699 211128
Pieve di Soligo TV 19 12106 223234
Romano d'Ezzelino VI 19 14478 237712
Riese Pio X TV 19 11067 248779
Solagna VI 19 1901 250680
Pove del Grappa VI 20 3083 253763
Campolongo sul Brenta VI 20 818 254581
Volpago del Montello TV 20 10151 264732
Loria TV 20 9310 274042

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NW of Treviso (83731 inhabitants)
50 Km NE of Vicenza (112953 inhabitants)
55 Km N of Padova (210401 inhabitants)
56 Km W of Pordenone (51229 inhabitants)
61 Km NW of Venezia (263352 inhabitants)
66 Km E of Trento (117317 inhabitants)
80 Km SE of Bolzano (106441 inhabitants)
89 Km NE of Verona (258765 inhabitants)
93 Km N 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 1.5 2021-09-09
12:35:04		 45.9022 11.9357 6 2022-03-30
13:04:07		 Bollettino Sismico Italiano INGV 95984411
Reviewed
Rev100 		ML 1.6 2021-09-09
12:35:04		 45.9038 11.9383 8 2021-09-09
13:01:44		 Sala Sismica INGV-Roma 95234781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-09 12:35:04 ± 0.1
Latitude 45.9022 ± 0.0063
Longitude 11.9357 ± 0.0090
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 95984411

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 680
Semi-minor axis of confidence ellipse (meter) 609
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 227
Circular confidence region, given by single value of horizontal uncertainty (meter) 680.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.57017
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 95984411
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-24 02:41:59

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 95234781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-09 13:01:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCRV.HHZ. 2021-09-09T12:36:47.45 3.0 undecidable manual Pg 14.68 0
SL.KOGS.BHZ. 2021-09-09T12:36:36.02 3.0 undecidable manual Sn 1.35 0
IV.PP3.EHZ. 2021-09-09T12:36:32.60 3.0 undecidable manual Sg 1.51 0
IV.MTRZ.HHZ. 2021-09-09T12:36:00.46 3.0 undecidable manual S -1.62 0
IV.RIBO.EHZ.01 2021-09-09T12:35:51.16 3.0 positive manual Pn -5.38 0
IV.FIR.HHZ. 2021-09-09T12:35:44.22 3.0 undecidable manual Pg -0.81 0
ST.PANI.EHZ. 2021-09-09T12:35:20.15 0.6 undecidable manual S 290 49.2174 50 -1.09 33
IV.TEOL.HHE. 2021-09-09T12:35:16.65 0.6 undecidable manual P 199 63.2922 50 0.27 44
OX.CIMO.HHE. 2021-09-09T12:35:15.91 0.3 undecidable manual P 41 59.9955 50 0.05 70
ST.DOSS.HHZ. 2021-09-09T12:35:15.56 0.3 undecidable manual P 268 57.6978 50 0.04 70
IV.CTI.HHZ. 2021-09-09T12:35:14.63 0.3 undecidable manual S 306 27.3504 103 0.3 70
OX.AGOR.HHN. 2021-09-09T12:35:14.07 0.3 undecidable manual P 11 43.1235 50 0.81 58
ST.ZIAN.EHE. 2021-09-09T12:35:14.76 0.3 undecidable manual P 326 50.4162 50 0.37 66
ST.PANI.EHZ. 2021-09-09T12:35:13.76 0.3 undecidable manual P 290 49.2174 50 -0.44 65
IV.FREG.EHZ. 2021-09-09T12:35:11.16 0.6 undecidable manual P 67 31.5462 101 0.13 48
OX.VARN.HHZ. 2021-09-09T12:35:10.64 0.3 undecidable manual S 53 16.4724 111 -0.06 75
IV.CTI.HHZ. 2021-09-09T12:35:10.05 0.3 undecidable manual P 306 27.3504 103 -0.16 72
IV.ASOL.HNZ. 2021-09-09T12:35:09.53 0.3 undecidable manual S 193 11.5773 118 0.36 71
IV.CRND.HNZ. 2021-09-09T12:35:08.51 0.6 undecidable manual S 141 9.4794 124 -0.02 51
IV.ASOL.HNZ. 2021-09-09T12:35:07.13 0.1 positive manual P 193 11.5773 118 -0.1 100
OX.VARN.HHZ. 2021-09-09T12:35:07.80 0.1 undecidable manual P 53 16.4724 111 -0.32 95
IV.CRND.HNZ. 2021-09-09T12:35:06.66 0.1 undecidable manual P 141 9.4794 124 -0.21 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.VARN.HHN. ML:1.6 0.000412752 0.0832 AML other m 2021-09-09T12:35:10.81
OX.VARN.HNN. ML:1.6 0.00037828925 0.16 AML other m 2021-09-09T12:35:10.81
OX.VARN.HHE. ML:1.8 0.0006295 0.14 AML other m 2021-09-09T12:35:10.87
OX.VARN.HNE. ML:1.8 0.00057496055 0.1408 AML other m 2021-09-09T12:35:10.87
IV.FREG.HNN. ML:2.3 0.0010317013499999998 0.9984 AML other m 2021-09-09T12:35:15.81
ST.ZIAN.HNE. ML:1.5 0.000078466945 0.4992 AML other m 2021-09-09T12:35:16.48
IV.FREG.EHE. ML:1.5 0.00014749999999999998 1.66 AML other m 2021-09-09T12:35:19.11
IV.FREG.HNE. ML:2.2 0.0008329311999999999 1.0048 AML other m 2021-09-09T12:35:20.60
ST.ZIAN.EHE. ML:1.3 0.00005003114 0.1216 AML other m 2021-09-09T12:35:21.98
ST.ZIAN.EHN. ML:1.5 0.00007439999999999999 0.3 AML other m 2021-09-09T12:35:22.52
ST.PANI.EHN. ML:1.0 0.000029992934999999998 0.256 AML other m 2021-09-09T12:35:23.02
IV.FREG.EHN. ML:1.6 0.00017 0.36 AML other m 2021-09-09T12:35:24.18
ST.PANI.EHE. ML:1.0 0.000028372377700000005 0.1216 AML other m 2021-09-09T12:35:27.95
ST.DOSS.HHN. ML:1.3 0.000038300555 0.1408 AML other m 2021-09-09T12:35:28.90
ST.DOSS.HHE. ML:1.2 0.000034682585000000005 0.1216 AML other m 2021-09-09T12:35:29.41
ST.ZIAN.HNN. ML:1.5 0.0000803332 0.6208 AML other m 2021-09-09T12:35:39.37
ST.DOSS.HNE. ML:1.4 0.000060690549999999994 0.6592 AML other m 2021-09-09T12:35:41.82
ST.DOSS.HNN. ML:1.5 0.000066710585 0.7808 AML other m 2021-09-09T12:35:41.92
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