Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 26-09-2021 and time 23:14:49 (UTC) in region Austria (AUSTRIA)

A magnitude ML 2.2 earthquake occured in region: Austria (AUSTRIA), on

  • 26-09-2021 23:14:49 (UTC)
  • 27-09-2021 01:14:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.7930, 14.4640 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.

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Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 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 2021-09-26
23:14:49		 46.7928 14.464 8 2022-03-30
13:04:13		 Bollettino Sismico Italiano INGV 96996131
Reviewed
Rev100 		ML 2.3 2021-09-26
23:14:49		 46.7908 14.4497 8 2021-09-27
00:04:47		 Sala Sismica INGV-Roma 95922701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-26 23:14:49 ± 0.29
Latitude 46.7928 ± 0.0090
Longitude 14.4640 ± 0.0092
Depth (km) 8 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 96996131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1005
Semi-minor axis of confidence ellipse (meter) 385
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 162
Circular confidence region, given by single value of horizontal uncertainty (meter) 1000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 156
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.46859
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 95922701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-27 00:04:47

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 27
Type of magnitude ML
Reference to an origin 96996131
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-10-26 06:43:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.CIMO.HNZ. 2021-09-26T23:15:36.81 0.6 undecidable manual S 252 163.0146 50 0.59 50
SL.BOJS.BHZ. 2021-09-26T23:15:34.52 0.6 undecidable manual S 157 155.2224 50 0.38 56
NI.DST2.HHE. 2021-09-26T23:15:28.28 0.6 undecidable manual S 202 135.6642 50 -0.64 54
MN.TRI.HHZ. 2021-09-26T23:15:27.86 0.6 undecidable manual S 204 131.6682 50 0 64
OX.MPRI.HHZ. 2021-09-26T23:15:27.84 0.6 undecidable manual S 242 128.2716 50 0.9 49
IV.FVI.HHZ. 2021-09-26T23:15:27.26 0.6 undecidable manual S 261 129.9699 50 -0.13 63
OX.FUSE.HHZ. 2021-09-26T23:15:25.57 0.6 undecidable manual S 250 119.0919 50 1.06 47
RF.GEPF.HHZ. 2021-09-26T23:15:23.48 0.6 undecidable manual S 241 116.2947 50 -0.28 62
OX.VARN.HHZ. 2021-09-26T23:15:23.40 3.0 undecidable manual P 0
OX.BOO.HNE. 2021-09-26T23:15:23.80 0.6 undecidable manual S 244 116.6943 50 -0.05 65
OX.AGOR.HHZ. 2021-09-26T23:15:22.44 3.0 undecidable manual P 0
OX.BAD.HHE. 2021-09-26T23:15:22.91 0.6 undecidable manual S 237 111.8991 50 0.33 62
NI.VINO.HHZ. 2021-09-26T23:15:21.19 0.6 undecidable manual S 237 108.6135 50 -0.52 60
OX.SABO.HHZ. 2021-09-26T23:15:21.35 0.6 undecidable manual S 216 109.6125 50 -0.62 58
OX.FREG.EHZ. 2021-09-26T23:15:21.59 3.0 undecidable manual P 0
OX.PLRO.HHZ. 2021-09-26T23:15:20.41 0.6 undecidable manual S 255 103.7184 50 0 68
OX.CAE.HHZ. 2021-09-26T23:15:20.31 3.0 undecidable manual P 0
OX.MLN.HHZ. 2021-09-26T23:15:17.79 3.0 undecidable manual P 0
OE.ARSA.BHZ. 2021-09-26T23:15:17.45 0.6 undecidable manual S 57 94.8384 50 -0.57 60
OX.CIMO.HNZ. 2021-09-26T23:15:17.03 0.6 undecidable manual P 252 163.0146 50 0.54 51
SL.BOJS.BHZ. 2021-09-26T23:15:15.75 0.6 undecidable manual P 157 155.2224 50 0.45 55
IV.STAL.HHN. 2021-09-26T23:15:13.77 0.6 undecidable manual P 247 146.3424 50 -0.15 60
SL.KOGS.BHZ. 2021-09-26T23:15:13.52 0.6 undecidable manual P 105 141.3474 50 0.36 58
MN.TRI.HHZ. 2021-09-26T23:15:12.02 0.6 undecidable manual P 204 131.6682 50 0.36 59
NI.DST2.HHE. 2021-09-26T23:15:12.76 0.6 undecidable manual P 202 135.6642 50 0.47 57
OX.ACOM.HHE. 2021-09-26T23:15:12.86 3.0 undecidable manual S -0.24 0
IV.FVI.HHZ. 2021-09-26T23:15:11.46 0.6 undecidable manual P 261 129.9699 50 0.06 63
OX.MPRI.HHZ. 2021-09-26T23:15:11.04 0.6 undecidable manual P 242 128.2716 50 -0.1 63
RF.GEPF.HHZ. 2021-09-26T23:15:09.26 0.3 undecidable manual P 241 116.2947 50 -0.04 98
OX.FUSE.HHZ. 2021-09-26T23:15:09.70 0.6 undecidable manual P 250 119.0919 50 -0.03 65
OX.BOO.HNE. 2021-09-26T23:15:09.06 0.3 undecidable manual P 244 116.6943 50 -0.29 93
OX.BAD.HHE. 2021-09-26T23:15:08.44 0.6 undecidable manual P 237 111.8991 50 -0.18 64
OX.SABO.HHZ. 2021-09-26T23:15:08.45 0.6 undecidable manual P 216 109.6125 50 0.19 65
OX.PLRO.HHZ. 2021-09-26T23:15:07.27 0.3 undecidable manual P 255 103.7184 50 -0.09 100
NI.VINO.HHZ. 2021-09-26T23:15:07.78 0.6 undecidable manual P 237 108.6135 50 -0.33 63
OE.ARSA.BHZ. 2021-09-26T23:15:06.40 0.6 undecidable manual P 57 94.8384 50 0.41 64
OX.ACOM.HHE. 2021-09-26T23:15:03.09 3.0 undecidable manual P -0.11 0
SL.LJU.BHZ. 2021-09-26T23:15:03.77 0.6 undecidable manual P 177 83.25 50 -0.43 65
OX.PRED.HHE. 2021-09-26T23:15:03.00 0.3 undecidable manual P 241 78.7656 50 -0.51 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
SL.LJU.BHE. ML:2.4 0.00030013034999999997 0.1024 AML other m 2021-09-26T23:15:15.76
SL.LJU.BHN. ML:2.5 0.00038045850000000003 0.2048 AML other m 2021-09-26T23:15:14.61
NI.VINO.HHE. ML:1.7 0.000044821655 0.5504 AML other m 2021-09-26T23:15:22.91
OX.PLRO.HHE. ML:2.3 0.0001915544 0.3456 AML other m 2021-09-26T23:15:23.24
OX.SABO.HHN. ML:2.1 0.00011154412499999999 0.4352 AML other m 2021-09-26T23:15:24.86
OX.SABO.HHE. ML:2.3 0.000157 0.34 AML other m 2021-09-26T23:15:23.26
OX.SABO.HNE. ML:2.9 0.0006490000000000001 0.34 AML other m 2021-09-26T23:15:23.26
NI.VINO.HHN. ML:2.0 0.00008615000000000001 1.5 AML other m 2021-09-26T23:15:24.13
OX.PLRO.HHN. ML:2.5 0.000317 0.32 AML other m 2021-09-26T23:15:25.52
RF.GEPF.HHN. ML:2.1 0.0001065 0.32 AML other m 2021-09-26T23:15:26.82
RF.GEPF.HHE. ML:2.1 0.0000882 0.64 AML other m 2021-09-26T23:15:27.19
MN.TRI.HHE. ML:2.1 0.00008115 1.84 AML other m 2021-09-26T23:15:28.00
MN.TRI.HHN. ML:1.9 0.000052121760000000004 0.128 AML other m 2021-09-26T23:15:28.76
OX.MPRI.HHE. ML:2.0 0.000066 0.34 AML other m 2021-09-26T23:15:31.42
IV.FVI.HHN. ML:1.8 0.0000424785 0.1408 AML other m 2021-09-26T23:15:32.10
IV.FVI.HHE. ML:2.1 0.000075 0.2 AML other m 2021-09-26T23:15:32.45
OX.MPRI.HHN. ML:2.0 0.000070903495 0.4224 AML other m 2021-09-26T23:15:34.35
SL.KOGS.BHE. ML:2.8 0.00036679875000000003 0.3968 AML other m 2021-09-26T23:15:40.45
SL.KOGS.BHN. ML:2.9 0.00041869495 0.3072 AML other m 2021-09-26T23:15:34.70
SL.BOJS.BHE. ML:2.2 0.00008474999999999999 0.9 AML other m 2021-09-26T23:15:35.40
SL.BOJS.BHN. ML:2.1 0.00005305 1.6 AML other m 2021-09-26T23:15:37.90
OX.VARN.HNE. ML:2.6 0.00011899999999999999 0.56 AML other m 2021-09-26T23:15:49.33
OX.VARN.HNN. ML:2.5 0.00009820543 0.2816 AML other m 2021-09-26T23:15:49.65
OX.VARN.HHN. ML:2.5 0.00009900000000000001 0.28 AML other m 2021-09-26T23:15:49.51
OX.VARN.HHE. ML:2.6 0.0001081 0.36 AML other m 2021-09-26T23:15:50.22
OX.MPRI.HNN. ML:1.9 0.00005175198 0.384 AML other m 2021-09-26T23:15:34.35
OX.MPRI.HNE. ML:2.0 0.00006863557000000001 0.4096 AML other m 2021-09-26T23:15:31.43
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