Earthquake with magnitude of Mwp 5.5 on date 08-07-2022 and time 09:40:21 (UTC) in region Andreanof Islands, Aleutian Islands, United States [Land: United States]

A magnitude Mwp 5.5 earthquake occured in region: Andreanof Islands, Aleutian Islands, United States [Land: United States], on

  • 08-07-2022 09:40:21 (UTC)
  • 08-07-2022 11:40:21 (UTC +02:00) Italian time
  • 08-07-2022 00:40:21 (UTC -09:00) local time in the region of the earthquake (America/Adak)

and geographic coordinates (lat, lon) 52.0660, -174.8910 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.

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 5.3
Mwp 5.5

Mwpd 5.7
2022-07-08
09:40:21
52.0664 -174.891 10 2022-07-08
09:58:31
Sala Sismica INGV-Roma 106955201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-08 09:40:21
Latitude 52.0664
Longitude -174.8910
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 106955201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 24786
Semi-minor axis of confidence ellipse (meter) 14643
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 354
Circular confidence region, given by single value of horizontal uncertainty (meter) 20007.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123.898
Number of associated phases, regardless of their use for origin computation 78
Number of defining phases 78
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.82176
Epicentral distance of station closest to the epicenter (degree) 0.44682
Epicentral distance of station farthest from the epicenter (degree) 83.08984
Number of stations at which the event was observed 75
Number of stations from which data was used for origin computation 75
Magnitudes information

Mwpd:5.7

Field Value
Value 5.7
Uncertainty 0.1
Num. used stations 11
Type of magnitude Mwpd
Reference to an origin 106955201
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-07-08 09:58:31

Mwp:5.5

Field Value
Value 5.5
Uncertainty 0.1
Num. used stations 16
Type of magnitude Mwp
Reference to an origin 106955201
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-07-08 09:58:31

mb:5.3

Field Value
Value 5.3
Uncertainty 0.1
Num. used stations 63
Type of magnitude mb
Reference to an origin 106955201
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-07-08 09:58:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.BOB.BHZ. 2022-07-08T09:52:46.45 10.0 positive automatic P 357 83.0898 0.576267 0.147342
RD.LOR.BHZ. 2022-07-08T09:52:33.60 10.0 positive automatic P 1 80.6559 0.612498 0.167326
IU.CTAO.BHZ.00 2022-07-08T09:52:26.27 10.0 negative automatic P 217 79.7020 -1.53925 0.173645
AU.MTN.BHZ.00 2022-07-08T09:52:26.75 10.0 negative automatic P 233 79.7911 -1.51028 0.172827
AU.KDU.BHZ.00 2022-07-08T09:52:22.33 10.0 negative automatic P 232 79.0002 -1.59991 0.180152
CU.TGUH.BHZ.00 2022-07-08T09:52:16.10 10.0 negative automatic P 83 77.5017 0.277101 0.183762
US.GOGA.BHZ.00 2022-07-08T09:50:59.05 10.0 positive automatic P 67 65.0648 -1.3793 0.334147
MX.MOIG.BHZ. 2022-07-08T09:50:58.20 10.0 positive automatic P 90 64.6548 0.110996 0.339394
II.ARTI.BHZ.00 2022-07-08T09:50:52.42 10.0 negative automatic P 330 63.0374 5.27976 0.360484
US.BINY.BHZ.00 2022-07-08T09:50:50.45 10.0 negative automatic P 55 62.6555 5.82393 0.357249
IM.TKL.BHZ. 2022-07-08T09:50:47.44 10.0 positive automatic P 65 63.2508 -1.11915 0.361873
US.LRAL.BHZ.00 2022-07-08T09:50:47.43 10.0 positive automatic P 70 63.3194 -1.55354 0.365255
IU.SSPA.BHZ.00 2022-07-08T09:50:44.70 10.0 positive automatic P 58 62.8182 -0.979844 0.351142
US.TZTN.BHZ.00 2022-07-08T09:50:43.98 10.0 negative automatic P 65 62.7348 -1.16413 0.360311
MX.ZAIG.BHZ. 2022-07-08T09:50:37.06 10.0 negative automatic P 89 61.4841 -0.0397019 0.381339
IU.WVT.BHZ.00 2022-07-08T09:50:29.55 10.0 negative automatic P 68 60.6240 -1.32548 0.384203
US.MIAR.BHZ.00 2022-07-08T09:50:14.78 10.0 positive automatic P 73 58.4156 -0.858265 0.41938
II.LVZ.BHZ.00 2022-07-08T09:50:13.12 10.0 positive automatic P 347 58.0235 0.15786 0.420135
IU.CCM.BHZ.00 2022-07-08T09:50:05.55 10.0 negative automatic P 68 57.3305 -2.46857 0.439983
MX.HPIG.BHZ. 2022-07-08T09:50:02.47 10.0 negative automatic P 88 56.5158 -0.0351558 0.441704
US.HDIL.BHZ.00 2022-07-08T09:50:01.13 10.0 positive automatic P 65 56.7214 -2.57279 0.476647
US.WMOK.BHZ.00 2022-07-08T09:49:51.63 10.0 negative automatic P 76 55.1985 -1.21621 0.488762
US.JFWS.BHZ.00 2022-07-08T09:49:46.63 10.0 positive automatic P 63 54.6121 -1.94729 0.480634
US.SCIA.BHZ.00 2022-07-08T09:49:40.13 10.0 negative automatic P 66 53.6245 -1.23601 0.490146
US.MNTX.BHZ.00 2022-07-08T09:49:39.60 10.0 negative automatic P 84 53.3046 0.577582 0.468163
US.AMTX.BHZ.00 2022-07-08T09:49:39.40 10.0 negative automatic P 78 53.3603 -0.139647 0.499955
MX.SRIG.BHZ. 2022-07-08T09:49:30.81 10.0 negative automatic P 93 52.1971 0.0362564 0.518253
US.CBKS.BHZ.00 2022-07-08T09:49:28.23 10.0 negative automatic P 73 51.8931 -0.389686 0.535543
DK.NUUG.BHZ.00 2022-07-08T09:49:18.10 10.0 positive automatic P 21 49.7674 5.60575 0.557532
CN.FRB.BHZ. 2022-07-08T09:49:19.88 10.0 positive automatic P 33 50.8861 -1.08296 0.565576
GE.DAG.BHZ. 2022-07-08T09:49:18.71 10.0 negative automatic P 7 50.2772 2.34563 0.536691
US.EYMN.BHZ.00 2022-07-08T09:49:18.25 10.0 positive automatic P 59 50.7262 -1.57988 0.517778
IU.ANMO.BHZ.00 2022-07-08T09:49:17.92 10.0 negative automatic P 81 50.4291 0.100043 0.559711
US.ECSD.BHZ.00 2022-07-08T09:49:16.38 10.0 negative automatic P 66 50.5407 -2.05546 0.50934
IU.TUC.BHZ.00 2022-07-08T09:49:11.77 10.0 negative automatic P 87 49.5719 0.617667 0.524184
US.SDCO.BHZ.00 2022-07-08T09:49:08.60 10.0 negative automatic P 78 49.1591 0.313365 0.567591
US.OGNE.BHZ.00 2022-07-08T09:49:08.05 10.0 negative automatic P 73 49.1739 -0.0893844 0.54213
US.AGMN.BHZ.00 2022-07-08T09:48:58.58 10.0 positive automatic P 61 48.1851 -1.83783 0.570614
US.ISCO.BHZ.00 2022-07-08T09:48:57.55 10.0 negative automatic P 76 47.7776 -0.11645 0.59772
US.MVCO.BHZ.00 2022-07-08T09:48:56.95 10.0 positive automatic P 81 47.7063 -0.0622424 0.620855
US.WUAZ.BHZ.00 2022-07-08T09:48:52.78 10.0 negative automatic P 84 47.0501 0.970612 0.624961
IU.RSSD.BHZ.00 2022-07-08T09:48:43.02 10.0 negative automatic P 70 46.0647 -1.14009 0.579707
DK.NOR.BHZ. 2022-07-08T09:48:41.95 10.0 positive automatic P 4 45.8177 0.0859742 0.571303
II.PFO.BHZ.00 2022-07-08T09:48:37.50 10.0 negative automatic P 90 45.2016 0.302054 0.620789
US.BW06.BHZ.00 2022-07-08T09:48:24.50 10.0 negative automatic P 75 43.6205 -0.207686 0.663313
US.LAO.BHZ.00 2022-07-08T09:48:22.10 10.0 negative automatic P 69 43.3374 -0.0969531 0.631679
US.DUG.BHZ.00 2022-07-08T09:48:21.85 10.0 negative automatic P 80 43.2019 0.651039 0.627098
US.RLMT.BHZ.00 2022-07-08T09:48:15.15 10.0 negative automatic P 72 42.4433 -0.00307724 0.66154
US.ELK.BHZ.00 2022-07-08T09:48:07.40 10.0 negative automatic P 81 41.3984 0.764049 0.729249
US.BOZ.BHZ.00 2022-07-08T09:48:01.25 10.0 negative automatic P 73 40.7961 -0.31919 0.706776
US.EGMT.BHZ.00 2022-07-08T09:47:59.28 10.0 positive automatic P 69 40.6019 -0.599629 0.735729
US.HLID.BHZ.00 2022-07-08T09:47:57.48 10.0 positive automatic P 77 40.2642 0.269097 0.742205
BK.SAO.BHZ.00 2022-07-08T09:47:56.17 10.0 negative automatic P 91 40.0564 0.938872 0.737424
BK.CMB.BHZ.00 2022-07-08T09:47:55.30 10.0 negative automatic P 88 39.9036 1.2665 0.684006
US.MSO.BHZ.00 2022-07-08T09:47:44.55 10.0 negative automatic P 73 38.7876 -0.251727 0.744272
CN.RES.BHZ. 2022-07-08T09:47:37.45 10.0 positive automatic P 25 37.9125 0.223958 0.797582
US.BMO.BHZ.00 2022-07-08T09:47:36.98 10.0 negative automatic P 77 37.8233 0.309527 0.737197
JP.JGF.BHZ. 2022-07-08T09:47:32.70 10.0 negative automatic P 263 37.3226 0.373164 0.799813
US.NEW.BHZ.00 2022-07-08T09:47:22.83 10.0 negative automatic P 72 36.2116 -0.0712334 0.711949
IU.MAJO.BHZ.00 2022-07-08T09:47:22.67 10.0 negative automatic P 263 36.1867 0.046611 0.785242
US.HAWA.BHZ.00 2022-07-08T09:47:19.10 10.0 negative automatic P 77 35.6950 0.702459 0.803901
IU.COR.BHZ.00 2022-07-08T09:47:08.57 10.0 negative automatic P 82 34.3393 1.90557 0.850313
AT.CRAG.BHZ. 2022-07-08T09:45:39.54 10.0 positive automatic P 65 24.5390 -0.019647 0.990099
CN.ATLI.BHZ. 2022-07-08T09:45:35.70 10.0 positive automatic P 55 23.8737 2.08731 0
AT.SKAG.BHZ. 2022-07-08T09:45:29.18 10.0 positive automatic P 56 23.0540 3.84561 0
CN.EAGLY.BHZ. 2022-07-08T09:45:28.98 10.0 positive automatic P 38 23.6070 -2.18549 0.860215
IU.MA2.BHZ.00 2022-07-08T09:44:59.22 10.0 positive automatic P 305 20.4178 2.09843 0.930233
IU.COLA.BHZ.00 2022-07-08T09:44:38.20 10.0 negative automatic P 37 18.8063 -1.29775 0.776699
AT.TTA.BHZ. 2022-07-08T09:43:48.04 10.0 positive automatic P 35 14.7535 -0.632812 0.869565
II.KDAK.BHZ.00 2022-07-08T09:43:37.49 10.0 positive automatic P 57 13.9514 -0.0935325 0.97561
AK.GAMB.BHZ. 2022-07-08T09:43:06.35 10.0 negative automatic P 7 11.8270 -2.195 0.952381
AT.SMY.BHZ. 2022-07-08T09:41:56.46 10.0 positive automatic P 280 6.7410 -2.38106 0.970874
AT.AKUT.BHZ. 2022-07-08T09:41:47.70 10.0 positive automatic P 66 5.8477 1.13835 0.980392
IU.ADK.BHZ.00 2022-07-08T09:40:39.70 10.0 positive automatic P 261 1.1196 -1.58078 0.987654
AK.ATKA.BHZ. 2022-07-08T09:40:28.13 10.0 positive automatic P 72 0.4468 -0.486007 0.980392
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