Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 22-04-2023 and time 07:22:58 (Italy) in region 6 km NW Villandro (BZ)

A magnitude ML 2.0 earthquake occured in region: 6 km NW Villandro (BZ), on

  • 22-04-2023 05:22:58 (UTC)
  • 22-04-2023 07:22:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.6810, 11.5050 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
Villandro BZ 6 1854 1854
Chiusa BZ 7 5220 7074
Velturno BZ 7 2817 9891
Barbiano BZ 9 1688 11579
Laion BZ 9 2647 14226
Ponte Gardena BZ 10 194 14420
Sarentino BZ 12 7035 21455
Varna BZ 12 4450 25905
Bressanone BZ 12 21535 47440
Castelrotto BZ 13 6802 54242
Funes BZ 14 2612 56854
Fortezza BZ 14 989 57843
Naz-Sciaves BZ 16 3120 60963
Renon BZ 16 7795 68758
Ortisei BZ 17 4780 73538
Rio di Pusteria BZ 18 3065 76603
Fiè allo Sciliar BZ 18 3539 80142
Rodengo BZ 18 1189 81331

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NE of Bolzano (106441 inhabitants)
74 Km NE of Trento (117317 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 2.0 2023-04-22
05:22:58		 46.681 11.5048 9 2024-03-01
17:18:07		 Bollettino Sismico Italiano INGV 117144141
Reviewed
Rev100 		ML 2.0 2023-04-22
05:22:58		 46.6893 11.5052 11 2023-04-22
05:29:10		 Sala Sismica INGV-Roma 116596611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-22 05:22:58 ± 0.09
Latitude 46.6810 ± 0.0045
Longitude 11.5048 ± 0.0066
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117144141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 488
Semi-minor axis of confidence ellipse (meter) 406
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 85
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) 74
Number of associated phases, regardless of their use for origin computation 53
Number of defining phases 53
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.13490
Epicentral distance of station farthest from the epicenter (degree) 1.53604
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 36
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 76
Type of magnitude ML
Reference to an origin 117144141
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-08 09:44:32

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 76
Type of magnitude ML
Reference to an origin 116596611
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-22 05:29:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MDI.HHZ. 2023-04-22T05:23:26.94 0.6 undecidable manual P 234 170.496 50 0.42 32
SI.LUSI.HHZ. 2023-04-22T05:23:25.20 0.3 undecidable manual S 208 90.8424 50 -0.5 59
ST.DOSS.HHZ. 2023-04-22T05:23:25.73 0.3 undecidable manual S 195 92.0412 50 -0.28 62
IV.BRMO.HHZ. 2023-04-22T05:23:24.52 0.3 undecidable manual S 256 89.3439 50 -0.77 53
OX.ACOM.HHZ. 2023-04-22T05:23:24.57 0.3 undecidable manual P 95 153.8349 50 0.62 49
4P.IT05A.HHZ. 2023-04-22T05:23:23.76 0.3 undecidable manual P 243 150.8379 50 0.26 55
ST.GAGG.HHZ. 2023-04-22T05:23:22.41 0.3 undecidable manual S 212 78.366 50 0.05 67
IV.ZOVE.EHZ. 2023-04-22T05:23:22.60 0.6 undecidable manual P 181 136.1637 50 1.37 24
OX.CIMO.HHZ. 2023-04-22T05:23:22.55 0.3 undecidable manual S 119 82.6506 50 -0.96 50
IV.CTI.HHZ. 2023-04-22T05:23:20.12 0.6 undecidable manual S 171 71.0733 50 -0.3 43
SI.MOSI.HHZ. 2023-04-22T05:23:20.67 0.6 undecidable manual S 265 73.0713 50 -0.29 43
IV.ROVR.HHZ. 2023-04-22T05:23:19.25 0.6 positive manual P 196 119.3916 50 0.59 36
NI.PALA.HHZ. 2023-04-22T05:23:19.57 0.3 undecidable manual P 114 118.6923 50 1.02 45
CH.DAVOX.HHZ. 2023-04-22T05:23:19.88 0.3 undecidable manual P 276 124.0869 50 0.51 55
ST.PANI.EHZ. 2023-04-22T05:23:19.78 0.3 undecidable manual S 191 71.1732 50 -0.68 57
OX.FUSE.HHZ. 2023-04-22T05:23:19.37 1.0 positive manual P 104 117.8931 50 0.94 16
OX.PLRO.HHZ. 2023-04-22T05:23:19.67 0.3 undecidable manual P 96 126.0738 50 -0.01 61
OE.WTTA.HHZ. 2023-04-22T05:23:18.02 0.3 undecidable manual S 9 65.3901 50 -0.89 53
OX.MARN.HHZ. 2023-04-22T05:23:18.96 0.3 undecidable manual P 191 117.8931 50 0.54 55
CH.BERNI.HHZ. 2023-04-22T05:23:18.40 0.3 undecidable manual P 256 116.8941 50 0.14 61
NI.POLC.HHZ. 2023-04-22T05:23:17.45 0.6 undecidable manual P 133 105.3168 50 0.98 31
IV.MABI.HHZ. 2023-04-22T05:23:16.24 0.1 positive manual P 228 102.8193 50 0.14 83
OX.CAE.HHZ. 2023-04-22T05:23:16.95 0.3 undecidable manual P 136 103.2189 50 0.79 52
ST.VARA.EHZ. 2023-04-22T05:23:16.99 0.3 undecidable manual P 206 105.7164 50 0.45 58
ST.RONC.EHZ. 2023-04-22T05:23:16.49 0.3 undecidable manual P 221 103.0191 50 0.37 59
OX.AGOR.HHZ. 2023-04-22T05:23:16.92 0.3 undecidable manual S 137 60.5949 50 -0.69 58
OX.MLN.HHZ. 2023-04-22T05:23:16.68 0.3 undecidable manual P 124 103.4187 50 0.5 58
CH.FUORN.HHZ. 2023-04-22T05:23:15.10 0.1 undecidable manual P 266 94.7385 50 0.25 83
OX.VARN.HHZ. 2023-04-22T05:23:14.17 0.1 undecidable manual P 149 89.1441 50 0.18 85
ST.DOSS.HHZ. 2023-04-22T05:23:14.84 0.1 undecidable manual P 195 92.0412 50 0.41 80
IV.BRMO.HHZ. 2023-04-22T05:23:14.17 0.1 undecidable manual P 256 89.3439 50 0.16 85
SI.LUSI.HHZ. 2023-04-22T05:23:14.48 0.3 undecidable manual P 208 90.8424 50 0.23 63
ST.OZOL.EHZ. 2023-04-22T05:23:13.44 0.3 undecidable manual S 229 46.2204 50 -0.36 66
ST.ZIAN.EHZ. 2023-04-22T05:23:12.74 0.1 undecidable manual S 174 45.1215 50 -0.75 78
ST.GAGG.HHZ. 2023-04-22T05:23:12.48 0.3 undecidable manual P 212 78.366 50 0.16 65
OX.CIMO.HHZ. 2023-04-22T05:23:12.96 0.3 undecidable manual P 119 82.6506 50 -0.03 66
ST.PANI.EHZ. 2023-04-22T05:23:11.40 0.3 undecidable manual P 191 71.1732 50 0.18 66
SI.MOSI.HHZ. 2023-04-22T05:23:11.57 0.3 undecidable manual P 265 73.0713 50 0.05 67
IV.CTI.HHZ. 2023-04-22T05:23:11.08 0.3 undecidable manual P 171 71.0733 50 -0.12 67
OE.WTTA.HHZ. 2023-04-22T05:23:10.45 0.3 negative manual P 9 65.3901 50 0.12 67
OX.AGOR.HHZ. 2023-04-22T05:23:09.60 0.3 undecidable manual P 137 60.5949 50 0.02 69
SI.ROSI.HHZ. 2023-04-22T05:23:08.09 0.3 undecidable manual S 346 28.3494 108 -0.87 57
ST.OZOL.EHZ. 2023-04-22T05:23:07.34 0.3 undecidable manual P 229 46.2204 50 -0.04 71
SI.BOSI.HHZ. 2023-04-22T05:23:07.66 0.3 undecidable manual S 215 25.0527 110 -0.22 71
ST.ZIAN.EHZ. 2023-04-22T05:23:07.09 0.1 negative manual P 174 45.1215 50 -0.11 93
SI.KOSI.HHZ. 2023-04-22T05:23:07.72 0.3 undecidable manual S 202 26.0517 110 -0.49 67
SI.ABSI.HHZ. 2023-04-22T05:23:04.73 0.3 undecidable manual S 291 14.9739 122 0 75
SI.KOSI.HHZ. 2023-04-22T05:23:04.17 0.1 positive manual P 202 26.0517 110 0.02 99
IV.BRES.EHZ. 2023-04-22T05:23:04.95 0.3 undecidable manual S 83 17.5713 118 -0.56 66
SI.ROSI.HHZ. 2023-04-22T05:23:04.27 0.3 undecidable manual P 346 28.3494 108 -0.31 69
SI.BOSI.HHZ. 2023-04-22T05:23:03.73 0.6 negative manual P 215 25.0527 110 -0.23 47
SI.ABSI.HHZ. 2023-04-22T05:23:02.43 0.1 negative manual P 291 14.9739 122 0.28 95
IV.BRES.EHZ. 2023-04-22T05:23:02.58 0.1 undecidable manual P 83 17.5713 118 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
SI.ABSI.HHE. ML:2.2 0.0016600000000000002 0.48 AML other m 2023-04-22T05:23:04.59
IV.BRES.EHN. ML:2.0 0.000929 0.18 AML other m 2023-04-22T05:23:05.19
SI.ABSI.HHN. ML:2.5 0.003125 0.4 AML other m 2023-04-22T05:23:05.33
IV.BRES.EHE. ML:2.1 0.0010345 0.3 AML other m 2023-04-22T05:23:05.24
SI.BOSI.HHE. ML:2.0 0.0006865 0.32 AML other m 2023-04-22T05:23:07.93
SI.KOSI.HHE. ML:2.2 0.0009319999999999999 0.2 AML other m 2023-04-22T05:23:07.83
ST.OZOL.EHN. ML:2.0 0.000327 0.24 AML other m 2023-04-22T05:23:07.83
SI.BOSI.HHN. ML:2.1 0.0007019999999999999 1.34 AML other m 2023-04-22T05:23:07.29
SI.KOSI.HHN. ML:2.0 0.0005484999999999999 1.64 AML other m 2023-04-22T05:23:08.82
SI.ROSI.HHE. ML:1.7 0.000275 0.24 AML other m 2023-04-22T05:23:08.35
SI.ROSI.HHN. ML:1.6 0.00022349999999999998 0.38 AML other m 2023-04-22T05:23:09.82
ST.ZIAN.EHE. ML:2.5 0.0010315 0.14 AML other m 2023-04-22T05:23:12.84
ST.ZIAN.HNN. ML:2.5 0.001007 0.14 AML other m 2023-04-22T05:23:12.84
ST.ZIAN.HNE. ML:2.2 0.000447 0.1 AML other m 2023-04-22T05:23:12.97
ST.ZIAN.EHN. ML:2.2 0.00046499999999999997 0.12 AML other m 2023-04-22T05:23:12.92
ST.OZOL.EHE. ML:1.9 0.000247 1.42 AML other m 2023-04-22T05:23:13.14
OE.WTTA.HHE. ML:1.7 0.00009395000000000001 0.46 AML other m 2023-04-22T05:23:18.16
OE.WTTA.HHN. ML:1.8 0.0001305 0.98 AML other m 2023-04-22T05:23:18.77
OX.AGOR.HHN. ML:1.6 0.00008165 0.4 AML other m 2023-04-22T05:23:18.87
OX.AGOR.HHE. ML:1.7 0.0001065 0.66 AML other m 2023-04-22T05:23:19.04
ST.PANI.EHN. ML:2.0 0.0001625 1.42 AML other m 2023-04-22T05:23:20.03
ST.PANI.EHE. ML:1.8 0.0001171 0.1 AML other m 2023-04-22T05:23:20.08
IV.CTI.HHE. ML:2.2 0.0002415 0.08 AML other m 2023-04-22T05:23:20.43
IV.CTI.HHN. ML:2.1 0.00021799999999999999 0.92 AML other m 2023-04-22T05:23:20.89
SI.MOSI.HHE. ML:2.0 0.0001525 0.82 AML other m 2023-04-22T05:23:21.98
SI.MOSI.HHN. ML:2.2 0.0002275 0.44 AML other m 2023-04-22T05:23:22.38
ST.GAGG.HHE. ML:2.0 0.000134 0.58 AML other m 2023-04-22T05:23:22.79
ST.GAGG.HHN. ML:1.8 0.00009865 0.16 AML other m 2023-04-22T05:23:22.82
OX.CIMO.HHE. ML:1.5 0.0000378 0.62 AML other m 2023-04-22T05:23:23.96
OX.CIMO.HHN. ML:1.5 0.0000431 0.58 AML other m 2023-04-22T05:23:24.46
4P.IT05A.HHE. ML:1.8 0.000034149999999999997 0.36 AML other m 2023-04-22T05:23:24.72
4P.IT05A.HHN. ML:1.7 0.00002465 0.12 AML other m 2023-04-22T05:23:24.66
IV.BRMO.HHE. ML:1.6 0.000050549999999999995 0.12 AML other m 2023-04-22T05:23:25.38
IV.BRMO.HHN. ML:1.7 0.00006595 0.72 AML other m 2023-04-22T05:23:25.33
ST.DOSS.HNN. ML:2.8 0.0008315 0.14 AML other m 2023-04-22T05:23:26.03
ST.DOSS.HHE. ML:2.9 0.000902 0.14 AML other m 2023-04-22T05:23:26.03
SI.LUSI.HHE. ML:2.2 0.00020649999999999998 0.38 AML other m 2023-04-22T05:23:26.22
SI.LUSI.HHN. ML:2.4 0.00029949999999999996 0.32 AML other m 2023-04-22T05:23:26.57
ST.DOSS.HNE. ML:2.8 0.0007075 0.42 AML other m 2023-04-22T05:23:26.72
ST.DOSS.HHN. ML:2.8 0.0007255 0.42 AML other m 2023-04-22T05:23:26.72
OX.VARN.HHE. ML:1.8 0.00008165 0.42 AML other m 2023-04-22T05:23:27.01
CH.FUORN.HHE. ML:1.5 0.0000335 0.64 AML other m 2023-04-22T05:23:27.32
OX.VARN.HHN. ML:1.7 0.00006115000000000001 0.44 AML other m 2023-04-22T05:23:27.37
CH.FUORN.HHN. ML:1.6 0.0000382 0.42 AML other m 2023-04-22T05:23:29.01
IV.MABI.HHE. ML:1.8 0.0000582 0.34 AML other m 2023-04-22T05:23:29.40
IV.MABI.HHN. ML:1.9 0.00007845 0.64 AML other m 2023-04-22T05:23:29.44
OX.CAE.HHE. ML:1.6 0.0000383 0.58 AML other m 2023-04-22T05:23:30.43
ST.RONC.EHE. ML:2.2 0.000169 0.14 AML other m 2023-04-22T05:23:30.86
ST.RONC.EHN. ML:2.2 0.0001535 0.8 AML other m 2023-04-22T05:23:31.83
ST.VARA.EHN. ML:2.4 0.00020800000000000001 0.22 AML other m 2023-04-22T05:23:32.22
ST.VARA.EHE. ML:2.4 0.0002145 0.12 AML other m 2023-04-22T05:23:32.86
OX.MARN.HHE. ML:2.5 0.0002635 0.3 AML other m 2023-04-22T05:23:32.81
NI.POLC.HHN. ML:1.9 0.00007694999999999999 0.26 AML other m 2023-04-22T05:23:33.18
IV.ROVR.HHE. ML:2.1 0.00009900000000000001 0.86 AML other m 2023-04-22T05:23:34.19
NI.POLC.HHE. ML:1.8 0.000059399999999999994 0.36 AML other m 2023-04-22T05:23:34.72
IV.ROVR.HHN. ML:2.7 0.00034199999999999996 0.14 AML other m 2023-04-22T05:23:34.81
CH.BERNI.HHN. ML:1.4 0.000021499999999999997 0.94 AML other m 2023-04-22T05:23:34.89
CH.BERNI.HHE. ML:1.5 0.000027249999999999998 0.5 AML other m 2023-04-22T05:23:35.11
OX.CAE.HHN. ML:1.3 0.000021850000000000003 0.46 AML other m 2023-04-22T05:23:36.04
OX.FUSE.HHE. ML:1.6 0.00002765 0.4 AML other m 2023-04-22T05:23:36.34
OX.PLRO.HHE. ML:2.0 0.00007569999999999998 0.34 AML other m 2023-04-22T05:23:37.21
CH.DAVOX.HHN. ML:2.1 0.00009504999999999999 0.6 AML other m 2023-04-22T05:23:37.33
OX.MARN.HHN. ML:2.6 0.0002825 0.14 AML other m 2023-04-22T05:23:37.85
OX.MARN.HNN. ML:2.2 0.00011949999999999999 0.14 AML other m 2023-04-22T05:23:37.92
OX.PLRO.HHN. ML:2.2 0.00010894999999999999 0.4 AML other m 2023-04-22T05:23:38.33
NI.PALA.HHE. ML:1.9 0.0000673 0.68 AML other m 2023-04-22T05:23:38.03
OX.FUSE.HHN. ML:1.7 0.000041700000000000004 1.58 AML other m 2023-04-22T05:23:38.86
IV.ZOVE.EHE. ML:2.3 0.0001205 0.9 AML other m 2023-04-22T05:23:41.32
IV.ZOVE.EHN. ML:2.3 0.00011149999999999999 1.08 AML other m 2023-04-22T05:23:42.10
NI.PALA.HHN. ML:1.8 0.0000429 1.26 AML other m 2023-04-22T05:23:43.67
CH.DAVOX.HHE. ML:2.0 0.0000771 0.32 AML other m 2023-04-22T05:23:44.26
OX.ACOM.HHE. ML:2.0 0.0000539 0.5 AML other m 2023-04-22T05:23:48.51
IV.MDI.HHE. ML:1.8 0.0000273 0.28 AML other m 2023-04-22T05:23:49.72
OX.ACOM.HHN. ML:2.0 0.00004775 1.32 AML other m 2023-04-22T05:23:49.90
IV.MDI.HHN. ML:1.7 0.0000194 1.64 AML other m 2023-04-22T05:23:50.86
OX.MARN.HNE. ML:3.3 0.001436 0.46 AML other m 2023-04-22T05:23:50.27
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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