Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 6.0 on date 01-11-2021 and time 18:04:17 (Italy) in region Off west coast of northern Sumatera, Indonesia [Sea: Indonesia]

A magnitude Mwp 6.0 earthquake occured in region: Off west coast of northern Sumatera, Indonesia [Sea: Indonesia], on

  • 01-11-2021 17:04:17 (UTC)
  • 01-11-2021 18:04:17 (UTC +01:00) Italian time
  • 02-11-2021 01:04:17 (UTC +08:00) local time in the region of the earthquake (Asia/Kuala_Lumpur)

and geographic coordinates (lat, lon) 0.2500, 96.7400 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Reviewed
Rev100 		mb 5.4
Mwp 6.0
Mwpd 6.2 		2021-11-01
17:04:17		 0.2496 96.7395 10 2021-11-01
17:18:15		 Sala Sismica INGV-Roma 97147611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-01 17:04:17
Latitude 0.2496
Longitude 96.7395
Depth (km) 10 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 97147611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 8121
Semi-minor axis of confidence ellipse (meter) 1552
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 21
Circular confidence region, given by single value of horizontal uncertainty (meter) 6679.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 46.3173
Number of associated phases, regardless of their use for origin computation 115
Number of defining phases 115
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.2989
Epicentral distance of station closest to the epicenter (degree) 1.34543
Epicentral distance of station farthest from the epicenter (degree) 82.87765
Number of stations at which the event was observed 104
Number of stations from which data was used for origin computation 104
Magnitudes information

Mwpd:6.2

Field Value
Value 6.2
Uncertainty 0.2
Num. used stations 41
Type of magnitude Mwpd
Reference to an origin 97147611
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2021-11-01 17:18:15

Mwp:6.0

Field Value
Value 6.0
Uncertainty 0.1
Num. used stations 52
Type of magnitude Mwp
Reference to an origin 97147611
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2021-11-01 17:18:15

mb:5.4

Field Value
Value 5.4
Uncertainty 0.1
Num. used stations 64
Type of magnitude mb
Reference to an origin 97147611
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2021-11-01 17:18:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GE.MORC.BHZ. 2021-11-01T17:16:40.95 10.0 negative automatic P 320 9196.5831 -0.0333739 0.145869
MN.CEL.BHZ. 2021-11-01T17:16:40.52 10.0 negative automatic P 309 9175.7373 0.519526 0
IU.KEV.BHZ.00 2021-11-01T17:16:40.82 10.0 positive automatic P 341 9199.4136 -0.186016 0.149122
NZ.URZ.HHZ.10 2021-11-01T17:16:38.62 10.0 positive automatic P 129 9169.2216 -0.970048 0.156698
MN.BLY.BHZ. 2021-11-01T17:16:38.82 10.0 negative automatic P 315 9148.8531 0.156167 0
MN.TIP.BHZ. 2021-11-01T17:16:37.32 10.0 negative automatic P 310 9111.6459 0.3181 0.14892
HU.KOVH.BHZ. 2021-11-01T17:16:35.80 10.0 negative automatic P 317 9097.8819 -0.462766 0
GE.PSZ.BHZ. 2021-11-01T17:16:31.15 10.0 negative automatic P 319 8995.0293 -0.324092 0
IU.SNZO.BHZ.00 2021-11-01T17:16:31.17 10.0 negative automatic P 132 9007.8831 -0.772491 0
GE.WIN.BHZ. 2021-11-01T17:16:30.15 10.0 positive automatic P 247 8940.1842 1.18555 0.165967
NZ.KHZ.HHZ.10 2021-11-01T17:16:28.58 10.0 positive automatic P 133 8931.2265 0.338629 0.169853
MN.PDG.BHZ. 2021-11-01T17:16:28.27 10.0 negative automatic P 313 8948.5536 -0.8076 0.16529
IU.TSUM.BHZ.00 2021-11-01T17:16:25.97 10.0 negative automatic P 250 8862.8727 0.840991 0.176383
NZ.OUZ.HHZ.10 2021-11-01T17:16:25.15 10.0 positive automatic P 126 8817.5625 2.45085 0.174414
MN.BZS.BHZ. 2021-11-01T17:16:22.47 10.0 negative automatic P 317 8819.394 -0.357049 0
GE.VSU.BHZ. 2021-11-01T17:16:22.45 10.0 positive automatic P 330 8821.9581 -0.474754 0
HT.AGG.HHZ. 2021-11-01T17:16:11.68 10.0 positive automatic P 310 8633.4801 -1.97513 0.192607
HL.RDO.HHZ. 2021-11-01T17:16:01.12 10.0 positive automatic P 313 8412.1905 -1.19244 0.179681
IU.KIEV.BHZ.00 2021-11-01T17:16:01.12 10.0 negative automatic P 323 8411.5689 -1.17193 0.216531
HT.ALN.HHZ. 2021-11-01T17:15:57.03 10.0 negative automatic P 312 8364.183 -2.80566 0.217873
GE.TIRR.BHZ. 2021-11-01T17:15:54.42 10.0 negative automatic P 317 8273.0076 -0.66681 0.229682
KO.DKL.BHZ. 2021-11-01T17:15:53.64 10.0 negative automatic P 311 8248.3545 -0.146097 0
GT.BOSA.BHZ.00 2021-11-01T17:15:50.80 10.0 positive automatic P 240 8206.6296 -1.00455 0.238964
KO.BALB.HHZ. 2021-11-01T17:15:49.91 10.0 negative automatic P 312 8181.3993 -0.362889 0.240884
GE.KARP.BHZ. 2021-11-01T17:15:48.40 10.0 negative automatic P 307 8142.1275 0.139992 0.23144
GT.LBTB.BHZ.00 2021-11-01T17:15:46.98 10.0 negative automatic P 244 8111.4582 0.242686 0.245505
IU.MA2.BHZ.00 2021-11-01T17:15:42.77 10.0 negative automatic P 25 8043.9147 -0.210338 0.24641
AU.MAW.BHZ. 2021-11-01T17:15:38.93 10.0 negative automatic P 193 7969.5114 0.0134656 0.256786
G.DZM.BHZ.00 2021-11-01T17:15:37.86 10.0 negative automatic P 113 7919.3838 1.52443 0.265004
KO.ELL.BHZ. 2021-11-01T17:15:37.48 10.0 positive automatic P 309 7932.4263 0.373269 0.268775
KO.MDUB.BHZ. 2021-11-01T17:15:36.42 10.0 negative automatic P 313 7932.8925 -0.691036 0.266143
IU.ANTO.BHZ.00 2021-11-01T17:15:28.12 10.0 negative automatic P 313 7784.0082 -0.82623 0.272701
KO.BZK.BHZ. 2021-11-01T17:15:27.74 10.0 positive automatic P 315 7759.2885 0.316885 0.279166
ND.KOUNC.BHZ.00 2021-11-01T17:15:24.35 10.0 negative automatic P 112 7674.1515 1.68363 0.284214
KO.BNN.BHZ. 2021-11-01T17:15:12.76 10.0 positive automatic P 313 7499.8815 -0.301557 0.304382
IU.CASY.BHZ.00 2021-11-01T17:15:10.22 10.0 positive automatic P 174 7464.6168 -0.594207 0.286823
GE.SALP.BHZ. 2021-11-01T17:15:04.07 10.0 negative automatic P 305 7330.5621 0.889941 0.159031
II.MBAR.BHZ.00 2021-11-01T17:15:04.52 10.0 negative automatic P 269 7326.3219 1.42698 0.32991
IU.YAK.BHZ.00 2021-11-01T17:15:03.92 10.0 negative automatic P 16 7390.269 -2.64944 0.32257
GE.EIL.BHZ. 2021-11-01T17:15:01.00 10.0 negative automatic P 303 7282.6656 0.646191 0.327177
GE.MSBI.BHZ. 2021-11-01T17:15:01.75 10.0 negative automatic P 305 7292.6778 0.884592 0
II.KIV.BHZ.00 2021-11-01T17:14:54.72 10.0 negative automatic P 320 7193.6325 -0.57581 0.345403
IU.HNR.BHZ.00 2021-11-01T17:14:48.17 10.0 negative automatic P 101 7064.2842 0.688868 0.336793
II.ARTI.BHZ.00 2021-11-01T17:14:48.42 10.0 negative automatic P 338 7108.2735 -1.71413 0.35556
KO.GURO.HHZ. 2021-11-01T17:14:43.40 10.0 negative automatic P 314 6988.7154 0.204217 0
II.TAU.BHZ.00 2021-11-01T17:14:40.77 10.0 positive automatic P 140 6934.5918 1.03744 0.359554
IU.GNI.BHZ.00 2021-11-01T17:14:35.12 10.0 negative automatic P 317 6853.2177 0.0553397 0.38678
IU.YSS.BHZ.00 2021-11-01T17:14:33.35 10.0 negative automatic P 34 6826.4667 0.162241 0.372398
AU.MILA.BHZ.00 2021-11-01T17:14:31.13 10.0 negative automatic P 134 6775.6287 0.931551 0.396538
AU.ARMA.BHZ. 2021-11-01T17:14:27.97 10.0 positive automatic P 126 6705.3435 2.0354 0.410367
G.CAN.BHZ.00 2021-11-01T17:14:25.35 10.0 negative automatic P 132 6682.1667 0.916369 0.389887
GE.KMBO.BHZ.00 2021-11-01T17:14:21.42 10.0 negative automatic P 269 6604.1781 1.60131 0.418533
AU.EIDS.BHZ. 2021-11-01T17:14:12.60 10.0 negative automatic P 120 6475.6179 1.121 0.435414
II.RAYN.BHZ.00 2021-11-01T17:13:47.12 10.0 negative automatic P 299 6087.3288 0.463733 0.50034
GE.VOI.BHZ. 2021-11-01T17:13:37.15 10.0 positive automatic P 242 5933.5827 0.510093 0.465889
AU.QLP.BHZ. 2021-11-01T17:13:34.10 10.0 negative automatic P 124 5879.1705 1.23038 0.524343
IU.MAJO.BHZ.00 2021-11-01T17:13:31.12 10.0 positive automatic P 42 5860.4226 -0.537752 0.520817
IU.CTAO.BHZ.00 2021-11-01T17:13:30.72 10.0 positive automatic P 116 5831.3517 1.01429 0.537847
II.KURK.BHZ.00 2021-11-01T17:13:30.72 10.0 negative automatic P 346 5856.2157 -0.619898 0.534144
AU.HTT.BHZ. 2021-11-01T17:13:26.07 10.0 negative automatic P 135 5768.9364 0.480643 0.540604
II.TLY.BHZ.00 2021-11-01T17:13:24.17 10.0 negative automatic P 5 5745.0825 0.204611 0.525173
JP.JGF.BHZ. 2021-11-01T17:13:23.00 10.0 negative automatic P 42 5738.8554 -0.544401 0.52607
G.INU.BHZ.00 2021-11-01T17:13:20.16 10.0 negative automatic P 42 5698.7289 -0.603499 0.51978
AU.MANU.BHZ.00 2021-11-01T17:13:17.05 10.0 negative automatic P 93 5623.9704 1.35497 0.555675
JP.JMN.BHZ. 2021-11-01T17:12:58.20 10.0 negative automatic P 42 5359.6239 0.609071 0.582121
IU.ULN.BHZ.00 2021-11-01T17:12:58.62 10.0 negative automatic P 9 5377.8057 -0.415473 0.593163
IU.MAKZ.BHZ.00 2021-11-01T17:12:57.17 10.0 negative automatic P 346 5362.8429 -0.653184 0.610006
II.AAK.BHZ.00 2021-11-01T17:12:46.82 10.0 negative automatic P 338 5200.6941 0.171498 0.606453
II.UOSS.BHZ.00 2021-11-01T17:12:42.47 10.0 negative automatic P 305 5138.6007 0.438473 0.407571
II.SIMI.BHZ.00 2021-11-01T17:12:38.47 10.0 negative automatic P 330 5112.0273 -1.62115 0.635014
G.RER.BHZ.00 2021-11-01T17:12:35.95 10.0 positive automatic P 239 5038.8006 0.926817 0.631752
JP.JSU.BHZ. 2021-11-01T17:12:29.10 10.0 negative automatic P 42 4955.6172 0.117342 0.565978
AU.FORT.BHZ.00 2021-11-01T17:12:16.25 10.0 negative automatic P 139 4769.3925 0.793244 0.682939
II.MSEY.BHZ.00 2021-11-01T17:12:04.97 10.0 positive automatic P 263 4607.2215 1.37373 0.685774
JP.JOW.BHZ. 2021-11-01T17:11:54.65 10.0 negative automatic P 46 4474.7208 0.936321 0.723938
IU.NWAO.BHZ.00 2021-11-01T17:11:37.52 10.0 positive automatic P 152 4260.8238 -0.12681 0.743252
AU.MTN.BHZ.00 2021-11-01T17:11:20.58 10.0 negative automatic P 112 4054.5081 -1.27895 0.796692
GE.FAKI.BHZ. 2021-11-01T17:11:14.22 10.0 negative automatic P 95 3955.4295 0.00975297 0.833743
AU.MORW.BHZ. 2021-11-01T17:11:06.12 10.0 positive automatic P 149 3844.2519 0.513159 0.875106
GE.BNDI.BHZ. 2021-11-01T17:10:52.67 10.0 negative automatic P 99 3715.392 -2.80919 0.405402
IU.MBWA.BHZ.00 2021-11-01T17:10:34.50 10.0 negative automatic P 135 3443.9193 0.441668 0.887963
GE.TNTI.BHZ. 2021-11-01T17:10:28.77 10.0 negative automatic P 89 3399.819 -1.75082 0.4333
GE.SOEI.BHZ. 2021-11-01T17:10:14.77 10.0 negative automatic P 111 3237.1929 -2.95718 0.930233
GE.MMRI.BHZ. 2021-11-01T17:09:53.82 10.0 negative automatic P 110 2987.0877 -3.61707 0
GE.LUWI.BHZ. 2021-11-01T17:09:50.47 10.0 negative automatic P 93 2892.882 0.715018 0.909091
IN.SHL.HHZ. 2021-11-01T17:09:46.95 10.0 negative automatic P 350 2858.4054 0.0115494 0.970874
II.KAPI.BHZ.00 2021-11-01T17:09:26.62 10.0 negative automatic P 103 2617.158 -0.564379 0.851064
MY.LDM.BHZ. 2021-11-01T17:09:14.77 10.0 negative automatic P 77 2472.858 1.28911 0.869565
RM.SLV.BHZ. 2021-11-01T17:09:12.87 10.0 negative automatic P 18 2464.8105 0.0864873 0.869565
GE.BKB.BHZ. 2021-11-01T17:08:53.57 10.0 negative automatic P 94 2243.199 2.38882 0.909091
GE.JAGI.BHZ. 2021-11-01T17:08:41.97 10.0 positive automatic P 117 2155.3425 -0.584786 0.740741
IU.CHTO.BHZ.00 2021-11-01T17:08:33.27 10.0 positive automatic P 7 2074.5234 -1.33968 0.824742
GE.MALK.BHZ. 2021-11-01T17:08:28.37 10.0 positive automatic P 297 2006.4249 0.962485 0.930233
II.PALK.BHZ.00 2021-11-01T17:08:20.60 10.0 positive automatic P 294 1938.6927 0.667275 0.888889
GE.HALK.BHZ. 2021-11-01T17:08:13.65 10.0 positive automatic P 290 1893.2715 -1.11002 0.952381
RM.DLV.BHZ. 2021-11-01T17:08:07.92 10.0 positive automatic P 44 1833.165 -0.189411 0.784314
GE.SMRI.BHZ. 2021-11-01T17:07:55.67 10.0 positive automatic P 118 1719.8007 0.918175 0.888889
MY.SBM.BHZ. 2021-11-01T17:07:55.37 10.0 positive automatic P 82 1734.3417 -1.10345 0.952381
AU.XMI.BHZ. 2021-11-01T17:07:29.15 10.0 negative automatic P 141 1544.7759 -4.34806 0.97561
GE.MNAI.BHZ. 2021-11-01T17:06:08.22 10.0 positive automatic P 127 858.5073 -0.626045 0.909091
MY.IPM.BHZ. 2021-11-01T17:05:46.92 10.0 positive automatic P 45 668.0202 1.62028 0.952381
GE.LHMI.BHZ. 2021-11-01T17:05:30.57 10.0 positive automatic P 2 553.1463 -0.466112 0.851064
GE.BKNI.BHZ. 2021-11-01T17:05:22.92 10.0 positive automatic P 89 477.3666 1.25636 0.952381
GE.GSI.BHZ. 2021-11-01T17:04:41.72 10.0 positive automatic P 38 149.3394 0.698355 0.97561
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