Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 18-05-2021 and time 00:05:53 (Italy) in region 4 km S Valle di Casies (BZ)

A magnitude ML 2.2 earthquake occured in region: 4 km S Valle di Casies (BZ), on

  • 17-05-2021 22:05:53 (UTC)
  • 18-05-2021 00:05:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.7750, 12.2220 at 7 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Valle di Casies BZ 4 2293 2293
Dobbiaco BZ 4 3351 5644
Villabassa BZ 6 1565 7209
San Candido BZ 7 3305 10514
Braies BZ 9 652 11166
Monguelfo-Tesido BZ 9 2895 14061
Sesto BZ 13 1893 15954
Rasun-Anterselva BZ 13 2853 18807
Valdaora BZ 15 3132 21939
Perca BZ 18 1532 23471

Municipalities with at least 50000 inhabitants

An earthquake occurred to
73 Km E of Bolzano (106441 inhabitants)
97 Km NW of Pordenone (51229 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 2.2 2021-05-17
22:05:53		 46.7748 12.2222 7 2021-12-29
11:12:18		 Bollettino Sismico Italiano INGV 93872191
Reviewed
Rev100 		ML 2.2 2021-05-17
22:05:53		 46.782 12.2237 4 2021-05-17
22:22:31		 Sala Sismica INGV-Roma 90208691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-17 22:05:53 ± 0.21
Latitude 46.7748 ± 0.0099
Longitude 12.2222 ± 0.0079
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 93872191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1077
Semi-minor axis of confidence ellipse (meter) 473
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 198
Circular confidence region, given by single value of horizontal uncertainty (meter) 1080.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 58
Number of defining phases 55
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.45
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.77076
Number of stations at which the event was observed 39
Number of stations from which data was used for origin computation 36
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 68
Type of magnitude ML
Reference to an origin 93872191
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-08-09 06:27:50

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 68
Type of magnitude ML
Reference to an origin 90208691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-17 22:22:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SRES.HHZ. 2021-05-17T22:07:11.78 3.0 undecidable manual Pg 8.7 0
IV.CRTC.HHZ. 2021-05-17T22:06:48.30 3.0 undecidable manual Pg 5.77 0
IV.FIR.HHZ. 2021-05-17T22:06:41.23 3.0 undecidable manual Pn -1.7 0
IV.ZONE.HHZ. 2021-05-17T22:06:26.82 0.3 undecidable manual P 236 196.5588 38 1.22 31
IV.SALO.HHZ. 2021-05-17T22:06:25.23 0.6 undecidable manual P 226 182.8836 38 1.33 21
ST.OZOL.EHZ. 2021-05-17T22:06:23.48 0.6 undecidable manual S 246 98.2239 50 0.05 44
IV.ZEN8.EHZ. 2021-05-17T22:06:23.13 0.3 undecidable manual P 223 170.2962 50 1.06 39
MN.TRI.HHZ. 2021-05-17T22:06:22.50 0.3 undecidable manual P 134 167.2104 50 0.9 42
IV.MAGA.HHZ. 2021-05-17T22:06:22.10 0.3 undecidable manual P 228 165.0126 50 0.85 44
IV.TREG.EHZ. 2021-05-17T22:06:21.65 0.3 undecidable manual P 211 161.0166 50 1 42
RF.GEPF.HHZ. 2021-05-17T22:06:21.54 0.6 undecidable manual S 128 89.244 50 0.51 41
IV.MBAL.EHZ. 2021-05-17T22:06:20.94 0.3 undecidable manual P 222 158.8188 50 0.64 50
OX.MPRI.HHZ. 2021-05-17T22:06:20.05 0.6 undecidable manual S 135 83.25 50 0.63 40
OX.VARN.HHZ. 2021-05-17T22:06:19.85 0.6 undecidable manual S 186 87.246 50 -0.65 38
ST.RONC.EHZ. 2021-05-17T22:06:19.71 0.3 undecidable manual P 235 150.8379 50 0.64 51
NI.PALA.HHZ. 2021-05-17T22:06:19.12 0.6 undecidable manual S 137 79.5648 50 0.68 39
ST.VARA.EHZ. 2021-05-17T22:06:19.11 0.1 undecidable manual P 224 146.2425 50 0.74 67
IV.MABI.HHZ. 2021-05-17T22:06:19.85 0.3 undecidable manual P 239 153.1356 50 0.43 54
IV.BRMO.HHZ. 2021-05-17T22:06:18.54 0.1 undecidable manual P 257 144.744 50 0.4 75
SI.BOSI.HHZ. 2021-05-17T22:06:17.12 0.6 undecidable manual S 246 75.4689 50 -0.24 44
IV.APPI.EHZ. 2021-05-17T22:06:17.70 0.6 undecidable manual S 247 82.5507 50 -1.54 24
SI.LUSI.HHZ. 2021-05-17T22:06:16.85 0.1 undecidable manual P 228 133.2666 50 0.49 75
OX.FUSE.HHZ. 2021-05-17T22:06:16.12 0.3 undecidable manual S 124 71.5728 50 -0.2 67
SI.MOSI.HHZ. 2021-05-17T22:06:16.21 0.3 undecidable manual P 263 128.4714 50 0.59 55
ST.ZIAN.EHZ. 2021-05-17T22:06:16.49 0.6 undecidable manual S 223 74.7696 50 -0.67 38
ST.DOSS.HHZ. 2021-05-17T22:06:15.76 0.3 undecidable manual P 219 126.873 50 0.37 59
OE.WTTA.HHZ. 2021-05-17T22:06:15.09 0.3 undecidable manual S 321 70.0743 50 -0.81 56
ST.GAGG.HHZ. 2021-05-17T22:06:15.28 0.1 undecidable manual P 232 123.3876 50 0.45 77
SI.KOSI.HHZ. 2021-05-17T22:06:15.22 0.6 undecidable manual S 242 73.0713 50 -1.49 25
IV.STAL.HHZ. 2021-05-17T22:06:15.93 0.6 undecidable manual S 147 68.1762 50 0.52 43
OX.CLUD.HHZ. 2021-05-17T22:06:12.77 0.6 undecidable manual S 125 61.3941 50 -0.82 38
SI.ROSI.HHZ. 2021-05-17T22:06:12.64 0.6 undecidable manual S 286 63.7917 50 -1.59 25
ST.OZOL.EHZ. 2021-05-17T22:06:11.12 0.1 undecidable manual P 246 98.2239 50 0.15 87
NI.VINO.HHZ. 2021-05-17T22:06:11.39 0.3 undecidable manual P 125 99.0231 50 0.3 63
OX.AGOR.HHZ. 2021-05-17T22:06:10.84 0.6 undecidable manual S 194 56.1993 50 -1.36 28
RF.GEPF.HHZ. 2021-05-17T22:06:10.04 0.1 undecidable manual P 128 89.244 50 0.46 82
OX.CIMO.HHZ. 2021-05-17T22:06:10.59 0.6 undecidable manual S 162 54.1014 50 -1.06 34
OX.VARN.HHZ. 2021-05-17T22:06:09.20 0.3 undecidable manual P 186 87.246 50 -0.07 67
IV.CTI.HHZ. 2021-05-17T22:06:09.84 0.3 undecidable manual P 209 91.7415 50 -0.12 65
OX.MPRI.HHZ. 2021-05-17T22:06:08.78 0.3 undecidable manual P 135 83.25 50 0.13 67
IV.FVI.HHZ. 2021-05-17T22:06:08.77 0.3 undecidable manual S 115 46.8198 50 -0.94 55
NI.PALA.HHZ. 2021-05-17T22:06:08.16 0.1 undecidable manual P 137 79.5648 50 0.07 91
IV.APPI.EHZ. 2021-05-17T22:06:08.54 0.1 undecidable manual P 247 82.5507 50 -0.01 91
ST.ZIAN.EHZ. 2021-05-17T22:06:07.27 0.1 undecidable manual P 223 74.7696 50 -0.07 91
SI.BOSI.HHZ. 2021-05-17T22:06:07.40 0.1 undecidable manual P 246 75.4689 50 -0.06 91
SI.KOSI.HHZ. 2021-05-17T22:06:07.02 0.1 undecidable manual P 242 73.0713 50 -0.06 92
IV.STAL.HHZ. 2021-05-17T22:06:06.13 0.1 undecidable manual P 147 68.1762 50 -0.2 90
OE.WTTA.HHZ. 2021-05-17T22:06:06.77 0.1 undecidable manual P 321 70.0743 50 0.15 91
OX.FUSE.HHZ. 2021-05-17T22:06:06.70 0.3 undecidable manual P 124 71.5728 50 -0.16 68
IV.BRES.EHZ. 2021-05-17T22:06:05.50 0.6 undecidable manual S 257 38.0286 50 -1.87 21
OX.CLUD.HHZ. 2021-05-17T22:06:05.09 0.1 undecidable manual P 125 61.3941 50 -0.19 92
SI.ROSI.HHZ. 2021-05-17T22:06:05.28 0.1 undecidable manual P 286 63.7917 50 -0.38 88
IT.DANT.HNZ. 2021-05-17T22:06:04.63 0.3 undecidable manual S 135 32.2455 103 -0.8 61
OX.AGOR.HHZ. 2021-05-17T22:06:04.21 0.1 undecidable manual P 194 56.1993 50 -0.27 90
OX.CIMO.HHZ. 2021-05-17T22:06:03.87 0.3 undecidable manual P 162 54.1014 50 -0.3 68
IV.FVI.HHZ. 2021-05-17T22:06:02.66 0.1 undecidable manual P 115 46.8198 50 -0.39 90
IV.BRES.EHZ. 2021-05-17T22:06:01.21 0.1 undecidable manual P 257 38.0286 50 -0.48 90
IT.DANT.HNZ. 2021-05-17T22:06:00.53 0.1 undecidable manual P 135 32.2455 103 -0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BRES.EHN. ML:2.6 0.0013849999999999997 0.26 AML other m 2021-05-17T22:06:06.30
IV.BRES.EHE. ML:2.7 0.00202 0.58 AML other m 2021-05-17T22:06:06.29
ST.ZIAN.EHN. ML:1.9 0.0001172 0.1 AML other m 2021-05-17T22:06:07.55
IV.FVI.HHE. ML:2.5 0.0009059999999999999 0.3 AML other m 2021-05-17T22:06:09.42
IV.FVI.HHN. ML:2.3 0.0005535 0.34 AML other m 2021-05-17T22:06:10.13
OX.CIMO.HNE. ML:1.8 0.000163 0.14 AML other m 2021-05-17T22:06:11.09
OX.CIMO.HHE. ML:1.8 0.0001705 0.12 AML other m 2021-05-17T22:06:11.09
OX.CIMO.HNN. ML:1.7 0.0001215 0.54 AML other m 2021-05-17T22:06:11.15
OX.CIMO.HHN. ML:1.7 0.000114 0.54 AML other m 2021-05-17T22:06:11.15
OX.CLUD.HHN. ML:1.9 0.0001495 0.42 AML other m 2021-05-17T22:06:13.56
OX.CLUD.HNE. ML:1.8 0.0001365 0.22 AML other m 2021-05-17T22:06:13.56
OX.CLUD.HNN. ML:1.9 0.000154 0.42 AML other m 2021-05-17T22:06:13.35
OX.CLUD.HHE. ML:1.8 0.00014000000000000001 0.22 AML other m 2021-05-17T22:06:13.56
SI.ROSI.HHE. ML:2.1 0.0002265 0.34 AML other m 2021-05-17T22:06:14.41
OE.WTTA.HHE. ML:2.2 0.000237 0.34 AML other m 2021-05-17T22:06:15.40
OE.WTTA.HHN. ML:2.0 0.000155 0.38 AML other m 2021-05-17T22:06:15.65
SI.ROSI.HHN. ML:2.0 0.000192 0.2 AML other m 2021-05-17T22:06:15.84
SI.KOSI.HHN. ML:2.0 0.0001625 0.2 AML other m 2021-05-17T22:06:16.42
IV.STAL.HHN. ML:2.0 0.00018449999999999999 1.16 AML other m 2021-05-17T22:06:16.29
IV.STAL.HHE. ML:2.0 0.000164 0.54 AML other m 2021-05-17T22:06:17.58
SI.KOSI.HHE. ML:1.9 0.000133 0.72 AML other m 2021-05-17T22:06:18.02
IV.APPI.EHN. ML:2.4 0.0003625 0.74 AML other m 2021-05-17T22:06:19.16
SI.BOSI.HHE. ML:2.4 0.00034199999999999996 1.22 AML other m 2021-05-17T22:06:19.80
ST.ZIAN.EHE. ML:1.9 0.0001148 0.82 AML other m 2021-05-17T22:06:19.52
IV.APPI.EHE. ML:2.4 0.000304 0.36 AML other m 2021-05-17T22:06:19.59
SI.BOSI.HHN. ML:2.5 0.0004685 0.4 AML other m 2021-05-17T22:06:19.77
NI.PALA.HHE. ML:2.1 0.0001965 0.44 AML other m 2021-05-17T22:06:21.11
OX.MPRI.HHN. ML:1.8 0.00009029999999999999 1.12 AML other m 2021-05-17T22:06:21.27
NI.PALA.HHN. ML:2.1 0.00016299999999999998 0.64 AML other m 2021-05-17T22:06:21.71
OX.VARN.HHN. ML:1.9 0.0001019 0.22 AML other m 2021-05-17T22:06:21.97
RF.GEPF.HHE. ML:1.6 0.0000466 1.56 AML other m 2021-05-17T22:06:22.15
IV.CTI.HHE. ML:2.2 0.000178 0.6 AML other m 2021-05-17T22:06:23.44
OX.MPRI.HHE. ML:1.9 0.00010175 0.38 AML other m 2021-05-17T22:06:23.58
RF.GEPF.HHN. ML:1.9 0.00008879999999999999 1.74 AML other m 2021-05-17T22:06:24.89
OX.VARN.HHE. ML:2.1 0.000158 1.4 AML other m 2021-05-17T22:06:24.99
IV.CTI.HHN. ML:2.3 0.00021100000000000003 0.22 AML other m 2021-05-17T22:06:25.65
ST.OZOL.EHE. ML:2.6 0.00041400000000000003 0.46 AML other m 2021-05-17T22:06:25.63
NI.VINO.HHN. ML:1.8 0.0000615 0.64 AML other m 2021-05-17T22:06:25.98
ST.OZOL.EHN. ML:2.6 0.000431 1.56 AML other m 2021-05-17T22:06:26.03
NI.VINO.HHE. ML:1.9 0.00007355 0.54 AML other m 2021-05-17T22:06:27.35
ST.GAGG.HHE. ML:2.2 0.0001275 0.26 AML other m 2021-05-17T22:06:32.68
SI.MOSI.HHE. ML:2.6 0.000244 0.42 AML other m 2021-05-17T22:06:32.77
ST.GAGG.HHN. ML:2.1 0.00009090000000000001 0.18 AML other m 2021-05-17T22:06:33.41
SI.MOSI.HHN. ML:2.7 0.000354 0.58 AML other m 2021-05-17T22:06:34.05
IV.BRMO.HHE. ML:2.3 0.000117 1.2 AML other m 2021-05-17T22:06:36.22
ST.DOSS.HHE. ML:2.4 0.0001605 1.24 AML other m 2021-05-17T22:06:36.33
IV.BRMO.HHN. ML:2.5 0.00016649999999999998 0.82 AML other m 2021-05-17T22:06:37.85
ST.DOSS.HHN. ML:2.3 0.00014350000000000002 0.18 AML other m 2021-05-17T22:06:37.51
SI.LUSI.HHN. ML:2.5 0.000201 0.98 AML other m 2021-05-17T22:06:37.78
IV.MABI.HHN. ML:2.4 0.000125 0.1 AML other m 2021-05-17T22:06:39.60
IV.MABI.HHE. ML:2.3 0.00009445 1.2 AML other m 2021-05-17T22:06:39.77
ST.VARA.EHN. ML:2.4 0.00015150000000000002 0.94 AML other m 2021-05-17T22:06:40.79
ST.RONC.EHE. ML:2.7 0.0002595 0.22 AML other m 2021-05-17T22:06:40.60
SI.LUSI.HHE. ML:2.2 0.00011 0.2 AML other m 2021-05-17T22:06:41.48
ST.RONC.EHN. ML:2.7 0.0002305 0.9 AML other m 2021-05-17T22:06:41.58
ST.VARA.EHE. ML:2.7 0.000259 1.22 AML other m 2021-05-17T22:06:41.00
IV.TREG.EHE. ML:2.8 0.0002485 0.26 AML other m 2021-05-17T22:06:43.65
IV.MBAL.EHN. ML:2.5 0.000148 1.28 AML other m 2021-05-17T22:06:43.05
IV.TREG.EHN. ML:2.6 0.00017999999999999998 0.82 AML other m 2021-05-17T22:06:43.81
IV.MBAL.EHE. ML:2.5 0.0001415 0.78 AML other m 2021-05-17T22:06:44.56
MN.TRI.HHN. ML:1.8 0.000030200000000000002 0.56 AML other m 2021-05-17T22:06:45.55
MN.TRI.HHE. ML:2.1 0.00005300000000000001 0.22 AML other m 2021-05-17T22:06:45.69
IV.ZEN8.EHE. ML:2.2 0.00006170000000000001 1.7 AML other m 2021-05-17T22:06:45.88
IV.ZEN8.EHN. ML:2.0 0.00004675 0.56 AML other m 2021-05-17T22:06:45.88
IV.MAGA.HHN. ML:2.5 0.0001495 0.5 AML other m 2021-05-17T22:06:48.28
IV.MAGA.HHE. ML:2.7 0.00022950000000000002 0.56 AML other m 2021-05-17T22:06:49.60
IV.ZONE.HHE. ML:2.3 0.00006165 0.84 AML other m 2021-05-17T22:06:53.29
IV.ZONE.HHN. ML:2.5 0.00009395000000000001 1.04 AML other m 2021-05-17T22:06:53.44
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
Waveforms Seismic signals in miniseed + resp format Download