Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 6.8 on date 24-04-2023 and time 20:00:57 (UTC) in region Southern Sumatera, Indonesia [Sea: Indonesia]

A magnitude Mwp 6.8 earthquake occured in region: Southern Sumatera, Indonesia [Sea: Indonesia], on

  • 24-04-2023 20:00:57 (UTC)
  • 24-04-2023 22:00:57 (UTC +02:00) Italian time
  • 25-04-2023 04:00:57 (UTC +08:00) local time in the region of the earthquake (Asia/Kuala_Lumpur)

and geographic coordinates (lat, lon) -0.6540, 98.7260 at 20 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 5.7
Mwp 6.8
Mwpd 7.0 		2023-04-24
20:00:57		 -0.6539 98.7258 20 2023-04-24
20:14:35		 Sala Sismica INGV-Roma 116715571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-24 20:00:57
Latitude -0.6539
Longitude 98.7258
Depth (km) 20 (from location)
Evaluation mode of Origin automatic
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV-A
Event type earthquake
Origin ID 116715571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 11815
Semi-minor axis of confidence ellipse (meter) 5547
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 36
Circular confidence region, given by single value of horizontal uncertainty (meter) 10462.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 86.2139
Number of associated phases, regardless of their use for origin computation 95
Number of defining phases 95
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.80299
Epicentral distance of station closest to the epicenter (degree) 2.27058
Epicentral distance of station farthest from the epicenter (degree) 77.70148
Number of stations at which the event was observed 85
Number of stations from which data was used for origin computation 85
Magnitudes information

Mwp:6.8

Field Value
Value 6.8
Uncertainty 0.2
Num. used stations 52
Type of magnitude Mwp
Reference to an origin 116715571
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-04-24 20:14:35

Mwpd:7.0

Field Value
Value 7.0
Uncertainty 0.1
Num. used stations 50
Type of magnitude Mwpd
Reference to an origin 116715571
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-04-24 20:14:35

mb:5.7

Field Value
Value 5.7
Uncertainty 0.1
Num. used stations 52
Type of magnitude mb
Reference to an origin 116715571
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-04-24 20:14:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IU.KIEV.BHZ.00 2023-04-24T20:12:49.62 10.0 positive automatic P 323 8624.8665 -2.21733 0.192509
GE.ISP.BHZ.00 2023-04-24T20:12:44.65 10.0 positive automatic PcP 310 8144.7471 1.24256 0
GE.TIRR.BHZ. 2023-04-24T20:12:43.95 10.0 negative automatic P 316 8497.6605 -1.44206 0
IU.ANTO.BHZ.00 2023-04-24T20:12:18.22 10.0 positive automatic P 313 8014.0113 -1.98558 0.25536
GE.ISP.BHZ.00 2023-04-24T20:12:31.35 10.0 positive automatic pP 310 8144.7471 -2.25397 0
IU.MA2.BHZ.00 2023-04-24T20:12:30.87 10.0 positive automatic sP 25 8041.1619 1.1622 0
GE.CSS.BHZ. 2023-04-24T20:12:08.10 10.0 positive automatic P 308 7819.3617 -1.38783 0.262987
IU.MA2.BHZ.00 2023-04-24T20:12:20.92 10.0 positive automatic P 25 8041.1619 -0.618891 0.230644
IU.LSZ.BHZ.00 2023-04-24T20:12:12.62 10.0 positive automatic P 254 7888.5147 -0.797258 0.244937
ND.MARNC.BHZ.00 2023-04-24T20:12:11.80 10.0 negative automatic P 113 7830.5394 1.75853 0.250477
GE.SALP.BHZ. 2023-04-24T20:12:04.25 10.0 negative automatic sP 305 7568.4462 0.583047 0
ND.ONTNC.BHZ.00 2023-04-24T20:12:02.80 10.0 positive automatic P 114 7681.9659 0.981989 0.277004
II.MBAR.BHZ.00 2023-04-24T20:11:54.90 10.0 negative automatic P 270 7545.78 0.51373 0
GE.EIL.BHZ. 2023-04-24T20:11:51.90 10.0 positive automatic P 303 7522.3701 -0.948663 0.293742
IU.CASY.BHZ.00 2023-04-24T20:11:48.57 10.0 negative automatic pP 175 7343.4159 -0.330641 0
ND.KOUNC.BHZ.00 2023-04-24T20:11:48.75 10.0 positive automatic P 112 7432.1382 1.06722 0.296679
II.KIV.BHZ.00 2023-04-24T20:11:45.42 10.0 positive automatic P 319 7412.7354 -1.31972 0.32788
IU.YAK.BHZ.00 2023-04-24T20:11:45.97 10.0 positive automatic P 15 7427.2764 -1.43637 0.311017
II.ARTI.BHZ.00 2023-04-24T20:11:37.17 10.0 positive automatic P 337 7286.1954 -2.12732 0.334622
IU.GNI.BHZ.00 2023-04-24T20:11:26.17 10.0 positive automatic P 316 7077.5043 -1.08241 0.350967
IU.HNR.BHZ.00 2023-04-24T20:11:11.97 10.0 positive automatic P 100 6829.1973 -0.100262 0.385271
IU.YSS.BHZ.00 2023-04-24T20:11:09.55 10.0 positive automatic P 33 6788.871 -0.0716307 0.360591
AU.MILA.BHZ.00 2023-04-24T20:11:02.75 10.0 negative automatic sP 134 6547.2684 -0.180791 0
JP.JKA.BHZ. 2023-04-24T20:10:57.25 10.0 positive automatic sP 38 6395.154 4.07356 0
II.ERM.BHZ.00 2023-04-24T20:10:51.27 10.0 positive automatic P 38 6490.4142 0.159796 0.395828
G.CAN.BHZ.00 2023-04-24T20:10:49.00 10.0 positive automatic P 132 6451.431 0.225888 0.4494
G.ATD.BHZ.00 2023-04-24T20:10:40.25 10.0 negative automatic P 284 6306.5094 0.699406 0
AU.TOO.BHZ.00 2023-04-24T20:10:38.98 10.0 positive automatic P 136 6287.151 0.663198 0.455418
JP.JTM.BHZ. 2023-04-24T20:10:37.00 10.0 positive automatic P 38 6269.613 -0.108173 0.474534
G.FOMA.BHZ.00 2023-04-24T20:10:35.35 10.0 negative automatic pP 240 6163.1973 5.12373 0.308801
AU.EIDS.BHZ. 2023-04-24T20:10:34.92 10.0 positive automatic P 121 6234.7368 0.0373587 0.457134
GE.VOI.BHZ. 2023-04-24T20:10:23.95 10.0 negative automatic P 243 6083.6547 -1.30111 0.477649
II.KURK.BHZ.00 2023-04-24T20:10:19.15 10.0 positive automatic P 344 6009.984 -1.11487 0.511609
AU.RABL.BHZ.00 2023-04-24T20:10:14.75 10.0 positive automatic P 95 5937.6564 -0.758129 0
IU.MAJO.BHZ.00 2023-04-24T20:10:04.67 10.0 positive automatic P 40 5791.0476 -1.10547 0.464631
JP.JSG.BHZ. 2023-04-24T20:09:58.20 10.0 positive automatic P 42 5668.1595 0.751535 0
JP.JGF.BHZ. 2023-04-24T20:09:56.50 10.0 positive automatic P 41 5667.5712 -0.989801 0.512627
AU.QLP.BHZ. 2023-04-24T20:09:55.80 10.0 positive automatic P 125 5640.6537 0.1959 0.553261
G.INU.BHZ.00 2023-04-24T20:09:53.76 10.0 positive automatic P 41 5627.1672 -0.909926 0.530039
IU.CTAO.BHZ.00 2023-04-24T20:09:51.85 10.0 positive automatic P 116 5589.2163 -0.282095 0.567734
GE.SBV.BHZ. 2023-04-24T20:09:48.80 10.0 positive automatic P 253 5546.6811 -0.370388 0
IU.MAKZ.BHZ.00 2023-04-24T20:09:46.02 10.0 positive automatic P 345 5514.3135 -1.02596 0.586264
II.JZAX.BHZ.00 2023-04-24T20:09:44.40 10.0 positive automatic P 329 5504.7453 -1.98189 0.595013
IU.ULN.BHZ.00 2023-04-24T20:09:42.52 10.0 positive automatic P 7 5445.1605 0.0588852 0.582868
IU.GUMO.BHZ.00 2023-04-24T20:09:41.37 10.0 negative automatic sP 71 5313.9474 0.301143 0
II.AAK.BHZ.00 2023-04-24T20:09:36.37 10.0 positive automatic P 336 5379.4929 -1.54904 0.607451
JP.JMN.BHZ. 2023-04-24T20:09:31.80 10.0 positive automatic P 40 5289.3276 0.34748 0.592905
II.SIMI.BHZ.00 2023-04-24T20:09:30.40 10.0 positive automatic P 329 5311.683 -2.76552 0.551048
G.RER.BHZ.00 2023-04-24T20:09:23.25 10.0 negative automatic P 241 5179.9149 -0.563036 0.595898
IU.INCN.BHZ.00 2023-04-24T20:09:17.57 10.0 positive automatic P 31 5108.3532 -1.04157 0.635691
JP.JTU.BHZ. 2023-04-24T20:09:13.95 10.0 positive automatic P 36 5039.6997 0.22192 0.298494
JP.JSU.BHZ. 2023-04-24T20:09:02.70 10.0 positive automatic P 40 4885.6095 -0.0181198 0.671882
AU.FORT.BHZ.00 2023-04-24T20:08:37.73 10.0 positive automatic P 140 4550.0787 -0.369425 0.728289
JP.JOW.BHZ. 2023-04-24T20:08:26.75 10.0 positive automatic P 44 4389.9612 0.595763 0.75601
AU.WRKA.BHZ.00 2023-04-24T20:08:08.93 10.0 positive automatic P 133 4168.0944 -0.507968 0.785918
IU.NWAO.BHZ.00 2023-04-24T20:08:04.12 10.0 negative automatic P 153 4070.3589 2.20797 0.793983
AU.KDU.BHZ.00 2023-04-24T20:07:49.35 10.0 positive automatic P 111 3945.3951 -2.86951 0.7977
JP.YOJ.BHZ. 2023-04-24T20:07:42.70 10.0 positive automatic P 41 3820.953 0.152539 0.396326
AU.MTN.BHZ.00 2023-04-24T20:07:39.08 10.0 positive automatic P 112 3812.4837 -2.83205 0.675362
IU.TATO.BHZ.00 2023-04-24T20:07:38.07 10.0 positive automatic P 39 3751.7445 0.905426 0.402296
GE.FAKI.BHZ. 2023-04-24T20:07:35.12 10.0 positive automatic P 94 3727.2801 -0.123253 0.876238
AU.MORW.BHZ. 2023-04-24T20:07:31.55 10.0 positive automatic P 151 3648.1371 2.50127 0.901929
GE.BNDI.BHZ. 2023-04-24T20:07:17.82 10.0 positive automatic P 98 3482.9691 1.88893 0.922801
IO.EVN.BHZ. 2023-04-24T20:07:11.45 10.0 positive automatic P 339 3419.9877 -0.348589 0.913255
IU.MBWA.BHZ.00 2023-04-24T20:06:54.27 10.0 positive automatic P 136 3218.1786 -0.598236 0.930233
GE.TNTI.BHZ. 2023-04-24T20:06:50.22 10.0 positive automatic P 87 3182.8473 -1.79883 0.816327
IN.MNC.HHZ. 2023-04-24T20:06:42.09 10.0 positive automatic pP 290 3007.6782 -1.7558 0
GE.SANI.BHZ. 2023-04-24T20:06:39.22 10.0 positive automatic P 93 3029.0124 -0.420269 0.952381
IN.SHL.HHZ. 2023-04-24T20:06:37.06 10.0 positive automatic P 346 3002.2392 -0.404319 0.956938
GE.HMDM.BHZ. 2023-04-24T20:06:35.22 10.0 positive automatic pP 287 2946.7503 2.25442 0.851064
GE.MMRI.BHZ. 2023-04-24T20:06:11.07 10.0 positive automatic P 110 2745.7071 -5.49111 0.43956
GE.LUWI.BHZ. 2023-04-24T20:06:10.87 10.0 positive automatic P 91 2669.0172 0.628863 0.930233
II.KAPI.BHZ.00 2023-04-24T20:05:43.42 10.0 positive automatic P 102 2380.0509 -0.0462902 0.91954
GE.MALK.BHZ. 2023-04-24T20:05:31.27 10.0 negative automatic P 297 2248.3827 0.657065 0.930233
II.PALK.BHZ.00 2023-04-24T20:05:24.50 10.0 positive automatic P 294 2180.8947 0.449215 0.97561
IU.CHTO.BHZ.00 2023-04-24T20:05:21.50 10.0 positive automatic P 1 2160.9813 -0.585063 0.879121
GE.HALK.BHZ. 2023-04-24T20:05:19.25 10.0 negative automatic P 291 2134.9296 -0.205507 0.930233
GE.BKB.BHZ. 2023-04-24T20:05:10.57 10.0 positive automatic P 92 2018.1687 2.84521 0.816327
GE.JAGI.BHZ. 2023-04-24T20:04:51.57 10.0 positive automatic P 117 1913.418 -4.50401 0.43956
RM.DLV.BHZ. 2023-04-24T20:04:37.52 10.0 positive automatic P 37 1764.6669 -1.74107 0.322581
IN.PBA.HHZ. 2023-04-24T20:04:13.43 10.0 positive automatic P 334 1517.1924 4.22891 0.970874
GE.SMRI.BHZ. 2023-04-24T20:04:04.72 10.0 positive automatic P 119 1478.2425 0.288737 0.869565
GE.PMBI.BHZ. 2023-04-24T20:02:31.17 10.0 positive automatic P 111 708.1023 1.80897 0.851064
GE.LHMI.BHZ. 2023-04-24T20:02:26.32 10.0 positive automatic P 343 682.0728 0.182286 0.869565
MY.KOM.BHZ. 2023-04-24T20:02:23.97 10.0 positive automatic P 64 629.8473 4.29016 0.952381
GE.MNAI.BHZ. 2023-04-24T20:02:19.17 10.0 positive automatic P 131 623.8533 0.212066 0.97561
GE.GSI.BHZ. 2023-04-24T20:01:32.82 10.0 positive automatic P 330 252.0366 -0.074363 0.952381
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