last update to page: July 22 2020 16:34:39 (UTC).

Magnitude 7.8 Earthquake: Alaska Peninsula

Summary

The red marker denotes the earthquake epicenter.

On Wed Jul 22nd 2020 06:12:42 (UTC) the seismic network recorded an earthquake (preliminary 7.8 mww) located in Alaska Peninsula. Seismic region Alaska - Aleutian Arc.

The epicentral distance (i.e. distance separating the location to the epicenter) to the closest station S15K in the network is 133.8 km.

If you felt the quake, the USGS would like to know. Please add your comments to the USGS page "Did you feel it?".

Details

Time:Wed Jul 22nd 2020 06:12:42 (UTC)
Magnitude:7.8 mww
Location:(55.1046,-158.4725)
Depth:10.0 km
Author:USGS:us
evid,orid:12550565,13117621
nass,ndef:220,0
Authoritative:-

Proximity to Population Centers

Event and active stations

The red marker denotes the earthquake epicenter.

Seismic waveforms for closest station

Closest station with identified signal. Not filtered.

Seismic waveforms for vertical channels in network

Subset of several stations close to the event. Not filtered.

Signal description at some stations

STA_CHANS-E DeltaS-E AzimuthPhase TimeSignal/NoiseTime ResidualV. ModelAutharid
S14K_BHZ1.328°152.25°pPn2020-07-22 06:13:09.0314 UTC28316-0.204iasp91dbp:rt:202047052465
R17L_BHZ2.784°205.73°pPn2020-07-22 06:13:29.2173 UTC-1-0.044iasp91dbp:rt:202047056886
Q17K_BHZ3.463°205.3°pPn2020-07-22 06:13:37.7203 UTC-1-0.877iasp91dbp:rt:202047056888
Q16K_BHZ3.708°196.29°pPn2020-07-22 06:13:41.475 UTC4538.7-0.486iasp91tele7052469
P16K_BHZ3.936°184.02°pPn2020-07-22 06:13:44.8853 UTC539.03-0.207iasp91dbp:rt:202047052470
Q18K_BHZ4.016°209.57°pPn2020-07-22 06:13:45.425 UTC669.49-0.779iasp91tele7052471
O15K_BHZ4.137°169.22°pPn2020-07-22 06:13:47.15 UTC1731.8-0.718iasp91tele7052472
P17K_BHZ4.236°195.95°pPn2020-07-22 06:13:48.775 UTC670.21-0.452iasp91dbp:rt:202047052473
O14K_BHZ4.415°158.78°pPn2020-07-22 06:13:50.925 UTC4666.9-0.759iasp91tele7052474
O16K_BHZ4.494°182.77°pPn2020-07-22 06:13:52.1 UTC593.21-0.668iasp91tele7052475
P18K_BHZ4.631°203.63°pPn2020-07-22 06:13:54.025 UTC754.35-0.634iasp91tele7052477
O17K_BHZ4.727°189.61°pPn2020-07-22 06:13:55.1051 UTC-1-0.867iasp91dbp:rt:202047056893
O18K_BHZ5.062°201.67°pPn2020-07-22 06:14:00.1846 UTC868.68-0.392iasp91dbp:rt:202047052478
N14K_BHZ5.117°158.93°pPn2020-07-22 06:14:00.7 UTC4180.8-0.636iasp91tele7052479
N15K_BHZ5.137°169.6°pPn2020-07-22 06:14:01.3 UTC3421.2-0.311iasp91tele7052480
P19K_BHZ5.35°214.08°pPn2020-07-22 06:14:03.6971 UTC-1-0.841iasp91dbp:rt:202047053086
N16K_BHZ5.372°178.19°pPn2020-07-22 06:14:04.65 UTC4281.1-0.186iasp91tele7052481
N17K_BHZ5.465°187.75°pPn2020-07-22 06:14:05.328 UTC911.22-0.788iasp91dbp:rt:202047052482
O19K_BHZ5.552°205.35°pPn2020-07-22 06:14:06.8044 UTC415.73-0.503iasp91dbp:rt:202047052483
M15K_BHZ5.712°167.16°pPn2020-07-22 06:14:08.675 UTC6441.9-0.833iasp91tele7052484
N18K_BHZ5.741°194.93°pPn2020-07-22 06:14:09.3474 UTC670.03-0.558iasp91dbp:rt:202047052485
O20K_BHZ5.877°214.7°pPn2020-07-22 06:14:11.635 UTC161.94-0.137iasp91dbp:rt:202047052490
M13K_BHZ5.909°151.8°pPn2020-07-22 06:14:11.8 UTC2532-0.409iasp91tele7052487
M16K_BHZ5.923°177.3°pPn2020-07-22 06:14:12.15 UTC4115-0.263iasp91tele7052489
M14K_BHZ5.941°160.35°pPn2020-07-22 06:14:11.675 UTC12153-0.976iasp91tele7052486
N19K_BHZ6.085°202.05°pPn2020-07-22 06:14:14.58 UTC1094.4-0.059iasp91tele7052491
M17K_BHZ6.32°185.39°pPn2020-07-22 06:14:17.275 UTC2456.1-0.581iasp91tele7052493
M18K_BHZ6.535°193.43°pPn2020-07-22 06:14:20.1 UTC2898.2-0.709iasp91tele7052494
L14K_BHZ6.616°158.62°Pn2020-07-22 06:14:20.525 UTC9467.91.002iasp91tele7052495
L16K_BHZ6.627°175.03°pPn2020-07-22 06:14:21. UTC2811.4-1.071iasp91tele7052496
M11K_BHZ6.691°138.68°pPn2020-07-22 06:14:22.225 UTC638.67-0.736iasp91tele7052497
L15K_BHZ6.759°165.19°Pn2020-07-22 06:14:22.25 UTC1490.90.767iasp91tele7052498
L17K_BHZ7.03°180.82°pPn2020-07-22 06:14:26.86 UTC3645.1-0.757iasp91tele7052502
O22K_BHZ7.105°224.7°Pn2020-07-22 06:14:27.2666 UTC61.191.027iasp91dbp:rt:202047052503
L18K_BHZ7.174°188.2°pPn2020-07-22 06:14:28.8532 UTC-1-0.741iasp91dbp:rt:202047053088
L19K_BHZ7.32°196.46°pPn2020-07-22 06:14:30.9155 UTC1656.8-0.682iasp91dbp:rt:202047052504
M20K_BHZ7.324°204.69°pPn2020-07-22 06:14:31.6826 UTC-10.034iasp91dbp:rt:202047056902
K15K_BHZ7.361°166.22°pPn2020-07-22 06:14:31.2461 UTC1415.3-0.904iasp91dbp:rt:202047052505
K13K_BHZ7.546°152.02°pPn2020-07-22 06:14:33.5089 UTC7884.7-1.18iasp91dbp:rt:202047052506
K17K_BHZ7.612°180.74°pPn2020-07-22 06:14:35.075 UTC3459.4-0.526iasp91tele7052507
P23K_BHZ7.679°235.29°Pn2020-07-22 06:14:34.6354 UTC129.770.526iasp91dbp:rt:202047052508
Q23K_BHZ7.84°241.82°Pn2020-07-22 06:14:37.2 UTC124.760.879iasp91tele7052522
M22K_BHZ7.944°216.96°pPn2020-07-22 06:14:39.625 UTC250.24-0.532iasp91tele7052510
J14K_BHZ8.076°158.86°pPn2020-07-22 06:14:41.2 UTC809.77-0.768iasp91tele7052511
J16K_BHZ8.251°171.48°pPn2020-07-22 06:14:43.775 UTC3631.8-0.593iasp91tele7052514
J17K_BHZ8.298°177.6°pPn2020-07-22 06:14:44.2 UTC772.83-0.809iasp91tele7052525
J18K_BHZ8.408°186.89°pPn2020-07-22 06:14:45.775 UTC1099.1-0.744iasp91tele7052515
L22K_BHZ8.412°211.61°pPn2020-07-22 06:14:46.2 UTC244.84-0.376iasp91tele7052526
M23K_BHZ8.716°224.74°Pn2020-07-22 06:14:49.28 UTC181.030.943iasp91tele7052529
I17K_BHZ8.853°171.71°pPn2020-07-22 06:14:52.55 UTC920.88-0.072iasp91tele7052518
J19K_BHZ9.004°190.48°pPn2020-07-22 06:14:54.2 UTC601.14-0.495iasp91tele7052530
J20K_BHZ9.327°195.44°pPn2020-07-22 06:14:59.2 UTC209.950.08iasp91tele7052535
M24K_BHZ9.46°227.85°pPn2020-07-22 06:14:59.95 UTC255.05-0.999iasp91tele7052536
H16K_BHZ9.715°167.13°pPn2020-07-22 06:15:04.575 UTC250.20.134iasp91tele7052540
N25K_BHZ9.724°234.31°Pn2020-07-22 06:15:02.55 UTC153.770.387iasp91tele7052537
H17K_BHZ9.858°175.18°pPn2020-07-22 06:15:06.2 UTC2263-0.206iasp91tele7052543
I20K_BHZ9.891°193.41°pPn2020-07-22 06:15:07.2 UTC106.540.343iasp91tele7052544
HARP_BHZ10.009°229.3°pPn2020-07-22 06:15:09.2 UTC97.4680.732iasp91tele7052545
H18K_BHZ10.048°180.36°pPn2020-07-22 06:15:09.325 UTC5030.313iasp91tele7052546
G15K_BHZ10.263°161.85°pPn2020-07-22 06:15:12.525 UTC680.840.573iasp91tele7052550
G17K_BHZ10.451°173.11°pPn2020-07-22 06:15:14.925 UTC325.980.399iasp91tele7052553
H19K_BHZ10.47°186.38°pPn2020-07-22 06:15:14.05 UTC619.78-0.735iasp91tele7052552
H20K_BHZ10.535°191.3°pPn2020-07-22 06:15:15.775 UTC829.810.097iasp91tele7052555
I21K_BHZ10.568°200.65°pPn2020-07-22 06:15:16.2 UTC202.80.075iasp91tele7052556
K24K_BHZ10.789°222.19°pPn2020-07-22 06:15:19.2 UTC601.050.044iasp91tele7052560
G18K_BHZ10.791°179.45°pPn2020-07-22 06:15:19.45 UTC474.820.268iasp91tele7052561
M26K_BHZ10.799°234.57°pPn2020-07-22 06:15:18.28 UTC110.22-1.008iasp91tele7052558
H21K_BHZ10.907°197.37°pPn2020-07-22 06:15:20.2 UTC807.08-0.576iasp91tele7052562
I23K_BHZ10.996°208.36°Pn2020-07-22 06:15:19.2 UTC182.51-0.373iasp91tele7052559
F15K_BHZ11.02°161.22°pPn2020-07-22 06:15:22.725 UTC453.90.401iasp91tele7052567
L26K_BHZ11.047°231.17°pPn2020-07-22 06:15:22.2 UTC378.99-0.488iasp91tele7052564
F14K_BHZ11.057°155.94°pPn2020-07-22 06:15:22.8821 UTC132.380.061iasp91dbp:rt:202047052571
G19K_BHZ11.059°184.14°pPn2020-07-22 06:15:22.275 UTC457.59-0.579iasp91tele7052565
O28M_BHZ11.183°247.71°Pn2020-07-22 06:15:22.95 UTC966.480.81iasp91tele7052568
M27K_BHZ11.204°237.24°pPn2020-07-22 06:15:24.32 UTC102.04-0.513iasp91tele7052570
H22K_BHZ11.324°201.09°pPn2020-07-22 06:15:26.28 UTC528.79-0.197iasp91tele7052573
F17K_BHZ11.415°171.95°pPn2020-07-22 06:15:28.475 UTC630.150.743iasp91tele7052576
F18K_BHZ11.509°176.62°pPn2020-07-22 06:15:31.05 UTC462.182.033iasp91tele7052582
J25K_BHZ11.514°220.52°Pn2020-07-22 06:15:25.34 UTC279.33-1.328iasp91tele7052572
L27K_BHZ11.618°234.46°pPn2020-07-22 06:15:30. UTC505.34-0.504iasp91tele7052580
G21K_BHZ11.656°194.19°pPn2020-07-22 06:15:31.55 UTC403.590.522iasp91tele7052583
F19K_BHZ11.733°181.97°pPn2020-07-22 06:15:32.525 UTC2961.30.443iasp91tele7052585
O29M_BHZ11.771°252.62°pPn2020-07-22 06:15:31.775 UTC459.12-0.828iasp91tele7052584
H24K_BHZ11.898°210.67°Pn2020-07-22 06:15:30.44 UTC219.36-1.482iasp91tele7052581
P29M_BHZ12°256.95°pPn2020-07-22 06:15:34.75 UTC481.41-0.974iasp91tele7052587
E17K_BHZ12.082°170.8°pPn2020-07-22 06:15:38.15 UTC265.741.295iasp91tele7052591
G23K_BHZ12.286°203.27°Pn2020-07-22 06:15:36.7 UTC194.41-0.52iasp91tele7052589
E18K_BHZ12.357°174.3°pPn2020-07-22 06:15:42.175 UTC328.371.559iasp91tele7052596
E19K_BHZ12.366°183.32°pPn2020-07-22 06:15:41.55 UTC798.880.811iasp91tele7052594
S31K_BHZ12.531°266.36°Pn2020-07-22 06:15:41.26 UTC133.030.688iasp91tele7052593
M29M_BHZ12.622°243.61°Pn2020-07-22 06:15:42.75 UTC742.550.927iasp91tele7052598
G24K_BHZ12.726°209.7°Pn2020-07-22 06:15:42.6 UTC91.903-0.637iasp91tele7052597
D17K_BHZ12.777°168°pPn2020-07-22 06:15:46.95 UTC186.990.592iasp91tele7052601
R31K_BHZ12.824°264.87°pPn2020-07-22 06:15:48.525 UTC15.0591.528iasp91tele7052603
G25K_BHZ13.063°212.84°Pn2020-07-22 06:15:45.975 UTC44.285-1.869iasp91tele7052600
L29M_BHZ13.064°241.62°Pn2020-07-22 06:15:49.05 UTC246.741.194iasp91tele7052604
O30N_BHZ13.076°254.33°pPn2020-07-22 06:15:50.525 UTC119.990.086iasp91tele7052607
E20K_BHZ13.195°185.73°pPn2020-07-22 06:15:53.175 UTC273.61.11iasp91tele7052610
I27K_BHZ13.318°226.07°Pn2020-07-22 06:15:51.2 UTC81.51-0.13iasp91tele7052608
F24K_BHZ13.37°207.03°Pn2020-07-22 06:15:49.825 UTC50.52-2.21iasp91tele7052605
M30M_BHZ13.376°245.99°pPn2020-07-22 06:15:53.975 UTC139.97-0.56iasp91tele7052612
D19K_BHZ13.391°180.88°pPn2020-07-22 06:15:55.25 UTC131.250.511iasp91tele7052615
S32K_BHZ13.399°270.02°pPn2020-07-22 06:15:55.2 UTC88.6030.345iasp91tele7052614
N31M_BHZ13.427°251.9°pPn2020-07-22 06:15:55.375 UTC514.140.149iasp91tele7052616
R32K_BHZ13.453°266.7°pPn2020-07-22 06:15:56.2 UTC209.910.608iasp91tele7052618
C17K_BHZ13.545°168.44°pPn2020-07-22 06:15:58.1 UTC610.391.26iasp91tele7052624
C16K_BHZ13.547°163.01°pPn2020-07-22 06:15:57.9 UTC126.551.029iasp91tele7052622
E23K_BHZ13.59°202.01°Pn2020-07-22 06:15:54.05 UTC122.66-0.985iasp91tele7052613
C18K_BHZ13.601°173.37°pPn2020-07-22 06:15:57.85 UTC265.470.243iasp91tele7052621
D20K_BHZ13.635°184.52°pPn2020-07-22 06:15:57.975 UTC145.92-0.098iasp91tele7052623
K29M_BHZ13.66°240.03°pPn2020-07-22 06:15:58.475 UTC168.720.07iasp91tele7052626
J29N_BHZ13.721°236.62°pPn2020-07-22 06:16:00.1 UTC71.940.855iasp91tele7052627
I28M_BHZ13.732°230.01°Pn2020-07-22 06:15:57.3 UTC194.730.322iasp91tele7052620
H27K_BHZ13.786°224.41°Pn2020-07-22 06:15:56.175 UTC147-1.534iasp91tele7052617
F25K_BHZ13.857°212.03°Pn2020-07-22 06:15:56.575 UTC141.48-2.112iasp91tele7052619
P32M_BHZ13.994°262.19°pPn2020-07-22 06:16:03.475 UTC98.5720.505iasp91tele7052630
C19K_BHZ14.009°177.36°PnPn2020-07-22 06:16:06.55 UTC162.29-2.122iasp91tele7052636
TOLK_BHZ14.137°201.25°pPn2020-07-22 06:16:04.2 UTC38.761-0.725iasp91tele7052632
C21K_BHZ14.151°188.66°Pn2020-07-22 06:16:03.85 UTC97.2521.157iasp91tele7052631
G27K_BHZ14.17°222.54°Pn2020-07-22 06:16:02.275 UTC69.545-0.68iasp91tele7052629
F26K_BHZ14.257°215.09°Pn2020-07-22 06:16:01.4 UTC44.001-2.734iasp91tele7052628
U33K_BHZ14.274°276.55°pPn2020-07-22 06:16:06.26 UTC28.941-0.528iasp91tele7052634
M31M_BHZ14.277°251.19°pPn2020-07-22 06:16:06.925 UTC177.670.097iasp91tele7052637
D23K_BHZ14.307°198.29°pPn2020-07-22 06:16:06.425 UTC163.53-0.821iasp91tele7052635
E25K_BHZ14.322°211.1°Pn2020-07-22 06:16:04.525 UTC41.138-0.494iasp91tele7052633
J30M_BHZ14.475°239.61°pPn2020-07-22 06:16:09.525 UTC514.62-0.008iasp91tele7052639
P33M_BHZ14.531°260.81°pPn2020-07-22 06:16:10.35 UTC152.340.054iasp91tele7052640
Q32M_BHZ14.665°266.18°pPn2020-07-22 06:16:12.875 UTC216.730.505iasp91tele7052643
H29M_BHZ14.718°230.71°Pn2020-07-22 06:16:11.375 UTC139.350.744iasp91tele7052641
I30M_BHZ14.796°237.42°pPn2020-07-22 06:16:14.05 UTC182.15-0.042iasp91tele7052644
A19K_BHZ15.143°174.3°P2020-07-22 06:16:21.1 UTC137.42-0.249iasp91tele7052652
C23K_BHZ15.143°197.43°Pn2020-07-22 06:16:16.45 UTC221.550.074iasp91tele7052647
E27K_BHZ15.227°219.23°Pn2020-07-22 06:16:15.325 UTC54.528-1.969iasp91tele7052646
V35K_BHZ15.228°280.28°pPn2020-07-22 06:16:20.32 UTC40.2470.352iasp91tele7052651
F28M_BHZ15.23°224°Pn2020-07-22 06:16:14.7 UTC96.196-2.628iasp91tele7052645
S34M_BHZ15.236°271.12°P2020-07-22 06:16:22.075 UTC274.69-0.305iasp91tele7052654
G29M_BHZ15.268°229.38°Pn2020-07-22 06:16:16.675 UTC302.27-1.16iasp91tele7052648
EPYK_BHZ15.333°233.3°Pn2020-07-22 06:16:19.1 UTC743.510.152iasp91tele7052650
R33M_BHZ15.361°265.85°pPn2020-07-22 06:16:21.275 UTC258.9-0.286iasp91tele7052653
B22K_BHZ15.398°190.94°Pn2020-07-22 06:16:18.975 UTC240.28-0.556iasp91tele7052649
T35M_BHZ15.761°275.13°P2020-07-22 06:16:28.4 UTC109.390.193iasp91tele7052660
H31M_BHZ15.82°239.08°Pn2020-07-22 06:16:26.125 UTC242.310.601iasp91tele7052656
G30M_BHZ15.859°232.44°Pn2020-07-22 06:16:24.55 UTC2249.6-0.989iasp91tele7052655
C27K_BHZ15.954°212.02°Pn2020-07-22 06:16:27.15 UTC22.646-0.111iasp91tele7052658
A21K_BHZ16.237°183.8°Pn2020-07-22 06:16:30.2 UTC272.93-0.205iasp91tele7052662
E29M_BHZ16.301°225.75°Pn2020-07-22 06:16:28.9 UTC86.093-2.32iasp91tele7052661
F30M_BHZ16.38°231.48°Pn2020-07-22 06:16:30.55 UTC153.2-1.676iasp91tele7052663
G31M_BHZ16.445°235.94°Pn2020-07-22 06:16:32.85 UTC244.88-0.204iasp91tele7052664
D28M_BHZ16.768°222.04°pP2020-07-22 06:16:42.7 UTC32.9750.511iasp91tele7052667
F31M_BHZ16.906°235.38°Pn2020-07-22 06:16:39.725 UTC127.47-0.48iasp91tele7052666
C36M_BHZ20.938°244.76°P2020-07-22 06:17:25.775 UTC575.660.668iasp91tele7052672
A36M_BHZ21.878°237.27°P2020-07-22 06:17:35.375 UTC88.9940.158iasp91tele7052828

External resources

Current seismic activity measured by the seismic network

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