SummaryMapsTestimonies Medias Scientific data
AuthorINFO
Date and time2026-10-21 12:03:55.0 UTC
Latitude53.474
Longitude-163.549
Depth10
Magnitude4.5 Mw
RegionUNIMAK ISLAND REGION, ALASKA
Latest update2026-10-21 15:10:17.3 UTC
rms1.02 s
N° phases used for the localisation159
N° stations used for the localisation118
Gap162.8 °
95% confidence ellipse
semi major8.50
semi minor4.70
Azimuth170 °
Location Typemanual
Download data for this event
Note: links can take up to 20 minutes from the earthquake to become available
Arrival times
Moment tensors
Felt reports
Other data queries
NetworkcodeDistance°EvAzA/MPhasePick timeResidualTAuthor
AVWESP1.232326Pn2026-10-21 12:04:18.1-0.30TNEIR
AKFALS1.3843Pn2026-10-21 12:04:20.60.20TNEIR
AKFALS1.3843Sn2026-10-21 12:04:37.8-0.90TNEIR
AVAKBB1.544295Pn2026-10-21 12:04:22.70.10TNEIR
AVAKBB1.544295Sn2026-10-21 12:04:44.31.60TNEIR
AVMGOD2.004281Pn2026-10-21 12:04:29.40.50TNEIR
AVMGOD2.004281Sn2026-10-21 12:04:54.10.00TNEIR
AVPV6A2.23124Pn2026-10-21 12:04:33.11.00TNEIR
AVOKFG2.604270Pn2026-10-21 12:04:37.60.50TNEIR
AKNIKH3.222263Pn2026-10-21 12:04:46.20.60TNEIR
AVVNSO3.59542Pn2026-10-21 12:04:51.91.00TNEIR
AVANPB4.48940Pn2026-10-21 12:05:04.51.40TNEIR
AVANNW4.63339Pn2026-10-21 12:05:06.41.30TNEIR
AKCHI5.15760Pn2026-10-21 12:05:12.90.60TNEIR
AVPLBL5.68539Pn2026-10-21 12:05:21.31.70TNEIR
AKO14K5.91811Pn2026-10-21 12:05:24.51.80TNEIR
AKATKA6.564263Pn2026-10-21 12:05:33.41.80TNEIR
AVACH6.61241Pn2026-10-21 12:05:33.91.50TNEIR
AKP17K6.94532Pn2026-10-21 12:05:39.22.30TNEIR
AKN15K6.95814Pn2026-10-21 12:05:38.71.60TNEIR
IIKDAK7.54151Pn2026-10-21 12:05:43.8-1.30TGSRC
IIKDAK7.54151Pb2026-10-21 12:05:43.9-22.30GSRC
IUCOLA13.88429Pn2026-10-21 12:07:07.7-4.30GSRC
IUCOLA13.88429P2026-10-21 12:07:07.8-12.40GSRC
AKE25K16.95123Pn2026-10-21 12:07:52.4-0.10TNEIR
CNWHY17.01654Pn2026-10-21 12:07:53.70.30TNEIR
AKD24K17.11318Pn2026-10-21 12:07:55.51.00TNEIR
PQOGILY17.30937Pn2026-10-21 12:07:57.10.20TNEIR
AKC23K17.41115Pn2026-10-21 12:07:58.80.60TNEIR
NYMAYO17.44044Pn2026-10-21 12:07:58.60.10TNEIR
AKC26K18.51520P2026-10-21 12:08:11.90.40TNEIR
AKC27K18.54322P2026-10-21 12:08:11.8-0.10TNEIR
IUBILL20.322327P2026-10-21 12:08:28.0-3.40TGSRC
IUBILL20.322327pP2026-10-21 12:08:28.1-5.40GSRC
CNINK20.45532P2026-10-21 12:08:31.9-0.80TNEIR
IMPEA0B22.929285P2026-10-21 12:09:00.30.90TNEIR
GSEY24.528310P2026-10-21 12:09:13.9-0.90TGSRC
GSEY24.528310P2026-10-21 12:09:13.9-0.90TGSRC
CNCLRS24.87785P2026-10-21 12:09:17.3-0.70TNEIR
CNKUKN26.78639P2026-10-21 12:09:36.21.00TNEIR
CNYKAW126.82551P2026-10-21 12:09:34.9-0.70TNEIR
NCVSR27.88490P2026-10-21 12:15:29.2343.90GSRC
NCVSR27.88490P2026-10-21 12:15:29.3344.00GSRC
UOPRONG30.76392P2026-10-21 12:10:10.5-0.50TNEIR
UWIRON31.03290P2026-10-21 12:10:13.50.20TNEIR
BKRAVE31.46996P2026-10-21 12:10:15.8-1.40TNEIR
WWCTNW31.88788P2026-10-21 12:10:20.2-0.70TNEIR
MBSRMT32.16379P2026-10-21 12:10:22.5-0.80TNEIR
MBGBMT32.71180P2026-10-21 12:10:27.5-0.70TNEIR
WWIRMR32.77186P2026-10-21 12:10:28.3-0.40TNEIR
NCMOY33.184100P2026-10-21 12:13:16.7164.60GSRC
NCMOY33.184100PcP2026-10-21 12:13:16.82.50TGSRC
USHLID33.33787P2026-10-21 12:10:33.1-0.50TNEIR
IEBCYI33.51485P2026-10-21 12:10:34.8-0.50TNEIR
IUTIXI33.544328P2026-10-21 12:10:32.3-2.80GSRC
IUTIXI33.544328pP2026-10-21 12:10:32.4-5.00GSRC
MBMCMT33.55884P2026-10-21 12:10:34.9-0.80TNEIR
CNRES33.73826P2026-10-21 12:10:36.80.00TNEIR
USELK34.51892P2026-10-21 12:10:43.5-0.50TNEIR
IUYAK35.013311P2026-10-21 12:10:47.6-0.30TGSRC
IUYAK35.013311pP2026-10-21 12:10:47.7-2.50TGSRC
IMPD3136.68584P2026-10-21 12:11:02.0-0.70TNEIR
IMPDAR36.68684P2026-10-21 12:11:02.60.00TNEIR
UULIUT38.27689P2026-10-21 12:11:16.80.70TNEIR
UUSRU38.35790P2026-10-21 12:11:16.70.00TNEIR
CNILON38.62234P2026-10-21 12:11:19.50.80TNEIR
IRZEA39.466299P2026-10-21 12:11:23.8-2.00GSRC
IRZEA39.466299pP2026-10-21 12:11:23.9-3.80GSRC
IRTUP42.833304P2026-10-21 12:11:52.0-1.60TGSRC
IRTUP42.833304P2026-10-21 12:11:52.0-1.60TGSRC
IUMAJO43.151271P2026-10-21 12:11:57.51.40TGSRC
IUMAJO43.151271P2026-10-21 12:11:57.51.40TGSRC
DKNOR43.8687P2026-10-21 12:12:01.6-0.20TNEIR
USEYMN44.07267P2026-10-21 12:12:03.4-0.20TNEIR
JPJGF44.292271P2026-10-21 12:12:05.3-0.10TNEIR
CNFRB45.86138P2026-10-21 12:12:17.3-0.40TNEIR
USAMTX46.43588P2026-10-21 12:12:22.1-0.40TNEIR
N4I40B47.00271P2026-10-21 12:12:26.80.00TNEIR
NOSPITS48.4610P2026-10-21 12:12:38.60.50TNEIR
GESUMG48.49019P2026-10-21 12:12:39.50.70TNEIR
N4P40B48.99176P2026-10-21 12:12:41.8-0.40TNEIR
IMTX3149.17894P2026-10-21 12:12:43.5-0.20TNEIR
IMTXAR49.17994P2026-10-21 12:12:43.1-0.60TNEIR
N4R40B49.68877P2026-10-21 12:12:46.9-0.60TNEIR
IITLY52.347308P2026-10-21 12:13:08.81.20TGSRC
IITLY52.347308pP2026-10-21 12:13:08.9-0.70TGSRC
IUULN53.227303P2026-10-21 12:13:14.1-0.20TNEIR
IUULN53.227303P2026-10-21 12:13:14.40.10TGSRC
IUULN53.227303P2026-10-21 12:13:14.40.10TGSRC
IRZAK53.381307P2026-10-21 12:13:16.20.90TGSRC
IRZAK53.381307P2026-10-21 12:13:16.20.90TGSRC
IRORL53.530311P2026-10-21 12:13:16.2-0.30TGSRC
IRORL53.530311P2026-10-21 12:13:16.2-0.30TGSRC
IMSONM53.576303P2026-10-21 12:13:16.90.10TNEIR
IMSONM53.576303P2026-10-21 12:13:17.20.40TGSRC
IMSONM53.576303P2026-10-21 12:13:17.20.40TGSRC
IUWVT53.74176P2026-10-21 12:13:17.6-0.20TNEIR
IRTDJR55.268313P2026-10-21 12:13:28.7-0.40TGSRC
IRTDJR55.268313P2026-10-21 12:13:28.7-0.40TGSRC
CNICQ55.43152P2026-10-21 12:13:30.10.00TNEIR
N4D62A56.28055P2026-10-21 12:13:36.1-0.10TNEIR
IUKEV56.666356P2026-10-21 12:13:38.6-0.30TNEIR
IMARCES56.950356P2026-10-21 12:13:40.2-0.80TNEIR
IMZAA0B58.757320P2026-10-21 12:13:53.2-0.50TNEIR
IMZALV58.757320P2026-10-21 12:13:53.2-0.50TGSRC
IMZALV58.757320P2026-10-21 12:13:53.2-0.50TGSRC
IMZALV58.757320P2026-10-21 12:13:53.5-0.20TNEIR
IRDGZ60.952316P2026-10-21 12:14:09.70.70TGSRC
IRDGZ60.952316P2026-10-21 12:14:09.70.70TGSRC
IIKURK63.641321P2026-10-21 12:14:25.7-1.20TNEIR
IIKURK63.641321P2026-10-21 12:14:27.40.60TGSRC
IIKURK63.641321P2026-10-21 12:14:27.40.60TGSRC
QZZSN63.759315P2026-10-21 12:14:28.00.30TNEIR
IRSVE64.096335P2026-10-21 12:14:29.3-0.60TGSRC
IRSVE64.096335pP2026-10-21 12:14:29.4-2.80TGSRC
IRKLMR64.354348P2026-10-21 12:14:32.10.50TGSRC
IRKLMR64.354348pP2026-10-21 12:14:32.2-1.70TGSRC
IIBORK64.595327P2026-10-21 12:14:33.10.00TNEIR
IIBORK64.595327P2026-10-21 12:14:33.90.80TGSRC
IIBORK64.595327P2026-10-21 12:14:33.90.80TGSRC
IMFINES64.978355P2026-10-21 12:14:35.1-0.50TNEIR
IIARTI65.048336P2026-10-21 12:14:36.40.30TGSRC
IIARTI65.048336P2026-10-21 12:14:36.40.30TGSRC
IMMK3165.356317P2026-10-21 12:14:36.7-1.50TGSRC
IMMK3165.356317P2026-10-21 12:14:36.7-1.50TGSRC
IMMKAR65.357317P2026-10-21 12:14:37.9-0.30TNEIR
IUMAKZ65.473317P2026-10-21 12:14:38.4-0.50TNEIR
IRNOA65.5613P2026-10-21 12:14:39.80.30TGSRC
IRNOA65.5613pP2026-10-21 12:14:39.9-2.00TGSRC
IIOBN70.302348P2026-10-21 12:15:08.8-0.50TGSRC
IIOBN70.302348pP2026-10-21 12:15:08.9-2.80TGSRC
IMABKAR71.054332P2026-10-21 12:15:14.40.50TNEIR
IMABK3171.055332P2026-10-21 12:15:14.40.50TNEIR
IIAAK71.910319P2026-10-21 12:15:19.60.30TNEIR
IIAAK71.910319P2026-10-21 12:15:21.82.40TGSRC
IIAAK71.910319pP2026-10-21 12:15:21.90.60TGSRC
KRBAET73.011318P2026-10-21 12:15:27.11.00TNEIR
IMKKAR73.027322P2026-10-21 12:15:25.90.10TNEIR
KRARSB73.617319P2026-10-21 12:15:30.20.80TNEIR
KRCHVK74.953319P2026-10-21 12:15:36.7-0.50TNEIR
IUKIEV75.425352P2026-10-21 12:15:39.1-0.60TNEIR
IMAKASG75.425352P2026-10-21 12:15:39.1-0.60TNEIR
IMAKBB75.425352P2026-10-21 12:15:39.70.00TGSRC
IMAKBB75.425352P2026-10-21 12:15:39.70.00TGSRC
IIJZAX76.672322P2026-10-21 12:15:47.30.30TGSRC
IIJZAX76.672322pP2026-10-21 12:15:47.4-1.50TGSRC
CZKHC77.5172P2026-10-21 12:15:53.41.70TGSRC
CZKHC77.5172P2026-10-21 12:15:53.41.70TGSRC
IMGERES77.8052P2026-10-21 12:15:53.1-0.30TNEIR
ROBUR3178.758354P2026-10-21 12:15:58.80.10TNEIR
TMPHRA78.844286P2026-10-21 12:15:59.40.50TNEIR
IUCHTO79.328287P2026-10-21 12:16:01.5-0.10TGSRC
IUCHTO79.328287P2026-10-21 12:16:01.5-0.10TGSRC
TMMHIT79.487288P2026-10-21 12:16:02.80.40TNEIR
IMCMAR79.612287P2026-10-21 12:16:03.60.50TGSRC
IMCMAR79.612287P2026-10-21 12:16:03.70.60TGSRC
IMCMAR79.612287P2026-10-21 12:16:03.70.60TNEIR
IMCM3179.613287P2026-10-21 12:16:03.30.10TGSRC
IMCM3179.613287pP2026-10-21 12:16:03.4-1.80TGSRC
IMCM3179.613287P2026-10-21 12:16:03.60.50TNEIR
IINIL80.074315P2026-10-21 12:16:07.31.50TGSRC
IINIL80.074315pP2026-10-21 12:16:07.4-0.40TGSRC
IRKBZ80.329341P2026-10-21 12:16:09.01.90TGSRC
IRKBZ80.329341P2026-10-21 12:16:09.01.90TGSRC
IRZEI81.042340P2026-10-21 12:16:13.02.10TGSRC
IRZEI81.042340P2026-10-21 12:16:13.02.10TGSRC
MYSBM84.511267P2026-10-21 12:16:28.0-0.60TNEIR
VEBENV85.48379P2026-10-21 12:16:33.2-0.50TNEIR
IMBR13185.760347P2026-10-21 12:16:36.41.00TNEIR
IMBRTR85.760347P2026-10-21 12:16:36.51.10TNEIR