Earthquake with magnitude of Mwp 6.2 on date 20-12-2022 and time 11:34:27 (Italy) in region Near coast of northern California, United States [Land: United States]

A magnitude Mwp 6.2 earthquake occured in region: Near coast of northern California, United States [Land: United States], on

  • 20-12-2022 10:34:27 (UTC)
  • 20-12-2022 11:34:27 (UTC +01:00) Italian time
  • 20-12-2022 03:34:27 (UTC -07:00) local time in the region of the earthquake (America/Boise)

and geographic coordinates (lat, lon) 40.5070, -124.1700 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.

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 5.5
Mwp 6.2

Mwpd 6.4
2022-12-20
10:34:27
40.507 -124.17 20 2022-12-20
10:50:51
Sala Sismica INGV-Roma 112972181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-20 10:34:27
Latitude 40.5070
Longitude -124.1700
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 112972181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3015
Semi-minor axis of confidence ellipse (meter) 2429
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 238
Circular confidence region, given by single value of horizontal uncertainty (meter) 3128.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 146.554
Number of associated phases, regardless of their use for origin computation 130
Number of defining phases 130
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.57493
Epicentral distance of station closest to the epicenter (degree) 2.56410
Epicentral distance of station farthest from the epicenter (degree) 88.60140
Number of stations at which the event was observed 127
Number of stations from which data was used for origin computation 127
Magnitudes information

Mwpd:6.4

Field Value
Value 6.4
Uncertainty 0.1
Num. used stations 28
Type of magnitude Mwpd
Reference to an origin 112972181
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-12-20 10:50:51

Mwp:6.2

Field Value
Value 6.2
Uncertainty 0.1
Num. used stations 63
Type of magnitude Mwp
Reference to an origin 112972181
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-12-20 10:50:51

mb:5.5

Field Value
Value 5.5
Uncertainty 0.1
Num. used stations 99
Type of magnitude mb
Reference to an origin 112972181
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-12-20 10:50:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
US.LBNH.BHZ.00 2022-12-20T10:47:45.03 10.0 negative automatic ScP 67 38.1208 -1.29885 0
IU.TEIG.BHZ.00 2022-12-20T10:47:35.72 10.0 negative automatic ScP 113 36.6262 -4.90659 0
MN.BZS.BHZ. 2022-12-20T10:47:21.62 10.0 positive automatic PcP 23 88.6014 0.892467 0
II.KURK.BHZ.00 2022-12-20T10:47:09.84 10.0 negative automatic P 346 86.6185 0.253807 0.118681
MN.VLC.BHZ. 2022-12-20T10:47:09.17 10.0 positive automatic P 31 85.9933 2.58938 0.123533
C1.CO02.BHZ. 2022-12-20T10:47:08.53 10.0 negative automatic P 137 86.9395 -2.8122 0.114859
GE.PSZ.BHZ. 2022-12-20T10:47:08.90 10.0 negative automatic P 23 86.0106 2.16379 0.120528
C.GO04.BHZ. 2022-12-20T10:47:05.68 10.0 negative automatic P 136 86.2285 -2.33705 0.118867
IU.KIEV.BHZ.00 2022-12-20T10:47:05.52 10.0 positive automatic P 17 85.8628 -0.347148 0.113728
IV.BOB.BHZ. 2022-12-20T10:47:03.50 10.0 positive automatic P 31 85.1173 1.21309 0.127462
IV.PTCC.BHZ. 2022-12-20T10:47:02.00 10.0 positive automatic P 28 85.1913 0.378698 0.12688
IU.LCO.BHZ.00 2022-12-20T10:47:01.62 10.0 negative automatic P 135 85.3625 -2.12342 0.12554
OE.KBA.BHZ. 2022-12-20T10:47:00.92 10.0 positive automatic P 28 84.6133 1.02877 0.131461
LX.MORF.BHZ. 2022-12-20T10:46:58.36 10.0 negative automatic sP 46 82.3463 1.75066 0
MN.BNI.BHZ. 2022-12-20T10:46:58.02 10.0 positive automatic P 33 83.7737 2.4547 0.141549
PL.OJC.BHZ. 2022-12-20T10:46:57.16 10.0 negative automatic P 22 83.9259 0.988116 0.137012
GE.MORC.BHZ. 2022-12-20T10:46:56.35 10.0 positive automatic P 24 83.6489 1.53911 0.139282
OE.DAVA.BHZ. 2022-12-20T10:46:55.47 10.0 negative automatic P 29 83.1816 2.91865 0.143153
RD.MTLF.BHZ. 2022-12-20T10:46:54.72 10.0 negative automatic P 36 83.2334 2.11433 0.142061
CZ.KHC.BHZ. 2022-12-20T10:46:53.65 10.0 negative automatic P 26 82.9348 2.52939 0.141919
C.GO02.BHZ. 2022-12-20T10:46:51.63 10.0 negative automatic P 132 82.9501 0.104785 0
PL.KSP.BHZ. 2022-12-20T10:46:49.27 10.0 positive automatic P 24 82.3304 1.35584 0.150343
II.BFO.BHZ.00 2022-12-20T10:46:47.22 10.0 negative automatic P 30 81.7346 2.38972 0.155478
JP.JSU.BHZ. 2022-12-20T10:46:46.00 10.0 positive automatic sP 304 80.3492 0.0412613 0
G.ECH.BHZ.00 2022-12-20T10:46:46.50 10.0 negative automatic P 30 81.3823 3.53458 0.148215
IU.ULN.BHZ.00 2022-12-20T10:46:42.17 10.0 negative automatic P 328 80.6608 2.87079 0.16888
RD.LOR.BHZ. 2022-12-20T10:46:41.88 10.0 negative automatic P 33 80.8319 1.85264 0.165737
GE.FLT1.BHZ. 2022-12-20T10:46:33.30 10.0 negative automatic P 26 79.4363 0.878043 0.172097
JP.JMN.BHZ. 2022-12-20T10:46:27.65 10.0 positive automatic PcP 303 76.7158 -1.05848 0
CX.MNMCX.BHZ. 2022-12-20T10:46:24.50 10.0 positive automatic P 128 78.2546 -1.81229 0.0936008
GT.LPAZ.BHZ.00 2022-12-20T10:46:16.88 10.0 positive automatic P 125 76.9633 -2.65893 0.20694
IU.MAJO.BHZ.00 2022-12-20T10:45:52.67 10.0 positive automatic P 303 72.1955 1.5668 0.249458
II.LVZ.BHZ.00 2022-12-20T10:45:40.17 10.0 positive automatic P 8 70.4211 -0.247099 0.282519
II.NNA.BHZ.00 2022-12-20T10:45:26.57 10.0 positive automatic P 129 68.3304 -0.900704 0.247742
IU.KEV.BHZ.00 2022-12-20T10:45:23.22 10.0 negative automatic P 10 67.7290 -0.390254 0.294221
JP.JKA.BHZ. 2022-12-20T10:45:18.65 10.0 positive automatic P 305 66.7430 1.26782 0.320565
IU.YAK.BHZ.00 2022-12-20T10:44:45.17 10.0 negative automatic P 329 61.6710 1.07572 0.370196
IU.SDV.BHZ.00 2022-12-20T10:44:10.55 10.0 positive automatic P 108 56.8521 -0.473279 0.457658
IU.TIXI.BHZ.00 2022-12-20T10:44:09.52 10.0 positive automatic P 339 56.8662 -1.32572 0.426949
DK.SCO.BHZ. 2022-12-20T10:44:07.50 10.0 positive automatic P 23 56.0475 2.47775 0.429021
IU.SJG.BHZ.00 2022-12-20T10:43:51.65 10.0 positive automatic P 96 54.2203 -0.244433 0.235122
IU.PAYG.BHZ.00 2022-12-20T10:43:31.12 10.0 positive automatic P 135 51.4246 -0.0897914 0.543228
CU.SDDR.BHZ.00 2022-12-20T10:43:19.38 10.0 positive automatic P 99 49.8208 0.217186 0.514764
G.IVI.BHZ.00 2022-12-20T10:43:13.70 10.0 negative automatic P 38 48.8629 1.95503 0.559518
IU.BBSR.BHZ.00 2022-12-20T10:43:04.40 10.0 positive automatic P 80 47.6255 2.20308 0.60034
GE.SFJD.BHZ.00 2022-12-20T10:42:58.17 10.0 positive automatic P 31 46.9948 0.83588 0.604117
DK.NUUK.BHZ.00 2022-12-20T10:42:57.30 10.0 positive automatic P 35 46.8197 1.37064 0.621577
CN.DRLN.BHZ. 2022-12-20T10:42:54.30 10.0 positive automatic P 56 46.4732 1.06377 0.627688
US.ECSD.BHZ.00 2022-12-20T10:42:51.55 10.0 positive automatic S 72 20.5936 -3.00526 0
II.ALE.BHZ.00 2022-12-20T10:42:51.87 10.0 negative automatic P 9 46.3017 0.0177553 0.616053
CU.MTDJ.BHZ.00 2022-12-20T10:42:47.28 10.0 positive automatic P 105 45.6486 0.419484 0.296467
II.JTS.BHZ.00 2022-12-20T10:42:46.72 10.0 negative automatic P 120 45.9209 -2.18178 0.62266
GE.BOAB.BHZ. 2022-12-20T10:42:32.10 10.0 negative automatic P 119 43.8577 -0.388971 0.659069
US.PKME.BHZ.00 2022-12-20T10:41:58.70 10.0 positive automatic P 64 39.7084 0.206994 0.735427
US.LBNH.BHZ.00 2022-12-20T10:41:45.83 10.0 positive automatic P 67 38.1208 0.581823 0.793423
IU.ADK.BHZ.00 2022-12-20T10:41:37.90 10.0 negative automatic P 306 37.1878 0.591219 0.774844
MX.CCIG.BHZ. 2022-12-20T10:41:35.13 10.0 positive automatic P 122 36.7903 0.942492 0.740003
IU.TEIG.BHZ.00 2022-12-20T10:41:31.00 10.0 positive automatic P 113 36.6262 -0.519245 0.785717
US.LONY.BHZ.00 2022-12-20T10:41:29.90 10.0 positive automatic P 67 36.1863 1.07542 0.776437
US.CBN.BHZ.00 2022-12-20T10:41:26.93 10.0 positive automatic P 78 35.8297 1.21273 0.839883
US.BINY.BHZ.00 2022-12-20T10:41:24.10 10.0 negative automatic P 71 35.7210 -0.750805 0.822306
CN.GAC.BHZ. 2022-12-20T10:41:21.43 10.0 negative automatic P 65 35.3703 -0.334722 0.801099
IU.SSPA.BHZ.00 2022-12-20T10:41:15.62 10.0 negative automatic P 74 34.7361 -0.711497 0.842231
US.BLA.BHZ.00 2022-12-20T10:41:09.40 10.0 positive automatic P 81 33.8758 0.457413 0.891286
US.MCWV.BHZ.00 2022-12-20T10:41:06.50 10.0 positive automatic P 77 33.5595 0.370358 0.876659
US.GOGA.BHZ.00 2022-12-20T10:40:59.85 10.0 positive automatic P 89 32.9837 -1.22291 0.888726
MX.TLIG.BHZ. 2022-12-20T10:40:51.48 10.0 negative automatic P 129 31.8190 0.44696 0.833964
IM.TKL.BHZ. 2022-12-20T10:40:51.24 10.0 negative automatic P 86 31.8810 -0.202342 0.823804
US.TZTN.BHZ.00 2022-12-20T10:40:50.08 10.0 negative automatic P 84 31.7417 -0.153833 0.893757
US.ACSO.BHZ.00 2022-12-20T10:40:44.05 10.0 positive automatic P 77 31.0888 -0.413999 0.940216
US.LRAL.BHZ.00 2022-12-20T10:40:38.35 10.0 positive automatic P 92 30.4545 -0.490235 0.860737
AT.TTA.BHZ. 2022-12-20T10:40:28.06 10.0 positive automatic P 331 29.2691 -0.438063 0.961538
US.GLMI.BHZ.00 2022-12-20T10:40:26.88 10.0 positive automatic P 68 29.1083 -0.0882286 0.963855
MX.MOIG.BHZ. 2022-12-20T10:40:25.14 10.0 positive automatic P 130 28.6197 2.23254 0.930233
IU.WVT.BHZ.00 2022-12-20T10:40:21.52 10.0 negative automatic P 87 28.6386 -1.23559 0.952381
US.VBMS.BHZ.00 2022-12-20T10:40:20.80 10.0 positive automatic P 96 28.1439 2.47577 0.952381
IU.COLA.BHZ.00 2022-12-20T10:40:15.62 10.0 positive automatic P 339 27.9050 -0.600915 0.869565
CN.EAGLY.BHZ. 2022-12-20T10:40:07.48 10.0 positive automatic P 349 26.8023 1.05928 0
MX.ZAIG.BHZ. 2022-12-20T10:39:54.51 10.0 positive automatic P 128 25.4149 0.343863 0.869565
IU.CCM.BHZ.00 2022-12-20T10:39:53.02 10.0 positive automatic P 85 25.4539 -1.11962 0.941176
IU.HKT.BHZ.00 2022-12-20T10:39:53.60 10.0 positive automatic P 106 25.2821 1.12718 0.941176
US.KVTX.BHZ.00 2022-12-20T10:39:53.78 10.0 positive automatic P 113 25.1945 2.03176 0.610687
II.KDAK.BHZ.00 2022-12-20T10:39:52.85 10.0 positive automatic P 323 25.0330 2.54684 0.963855
US.NATX.BHZ.00 2022-12-20T10:39:52.80 10.0 positive automatic P 101 25.2419 0.598738 0.963855
US.JFWS.BHZ.00 2022-12-20T10:39:50.30 10.0 positive automatic P 73 25.2640 -2.13112 0.930233
US.MIAR.BHZ.00 2022-12-20T10:39:46.90 10.0 negative automatic P 94 24.8482 -1.72548 0.879121
US.JCT.BHZ.00 2022-12-20T10:39:19.20 10.0 positive automatic P 109 22.1260 -2.67044 0.963855
US.AGMN.BHZ.00 2022-12-20T10:39:13.10 10.0 positive automatic P 59 21.5206 -2.24996 0.941176
US.KSU1.BHZ.00 2022-12-20T10:39:09.63 10.0 negative automatic P 85 21.1327 -1.54761 0.91954
US.WMOK.BHZ.00 2022-12-20T10:39:05.68 10.0 negative automatic P 98 20.8374 -2.34116 0.898876
AT.SKAG.BHZ. 2022-12-20T10:39:02.84 10.0 positive automatic pP 343 20.2012 1.78509 0
CN.ATLI.BHZ. 2022-12-20T10:38:58.90 10.0 positive automatic P 346 19.9946 -0.0173425 0.909091
US.CBKS.BHZ.00 2022-12-20T10:38:44.43 10.0 positive automatic P 87 18.8239 -1.67201 0.869565
US.AMTX.BHZ.00 2022-12-20T10:38:43.23 10.0 positive automatic P 100 18.6014 -0.482399 0.43956
US.MNTX.BHZ.00 2022-12-20T10:38:31.40 10.0 positive automatic P 114 17.4954 1.05164 0.879121
US.WRAK.BHZ.00 2022-12-20T10:38:21.35 10.0 negative automatic P 344 16.7817 -0.0178421 0.869565
US.OGNE.BHZ.00 2022-12-20T10:38:19.25 10.0 positive automatic P 81 16.7363 -1.71401 0.97561
MX.SRIG.BHZ. 2022-12-20T10:38:19.22 10.0 positive automatic P 140 16.4544 1.9973 0
US.DGMT.BHZ.00 2022-12-20T10:38:12.80 10.0 positive automatic P 54 16.2525 -1.94798 0.869565
AT.CRAG.BHZ. 2022-12-20T10:38:12.06 10.0 positive automatic P 341 16.0854 -0.447037 0.943396
MX.HSIG.BHZ. 2022-12-20T10:38:10.03 10.0 positive automatic P 133 15.7720 1.53783 0.909091
IU.RSSD.BHZ.00 2022-12-20T10:38:00.18 10.0 negative automatic P 70 15.2778 -2.55293 0.930233
IU.ANMO.BHZ.00 2022-12-20T10:37:59.87 10.0 positive automatic P 106 15.0385 0.693576 0.888889
US.SDCO.BHZ.00 2022-12-20T10:37:56.30 10.0 positive automatic P 95 14.7134 1.38403 0.888889
US.LAO.BHZ.00 2022-12-20T10:37:48.20 10.0 positive automatic P 59 14.3474 -1.44115 0.754717
US.ISCO.BHZ.00 2022-12-20T10:37:48.30 10.0 negative automatic P 87 14.1740 0.70948 0.898876
IU.TUC.BHZ.00 2022-12-20T10:37:40.37 10.0 positive automatic P 123 13.5099 2.15572 0.952381
US.MVCO.BHZ.00 2022-12-20T10:37:28.35 10.0 positive automatic P 100 12.6290 1.94763 0.869565
US.EGMT.BHZ.00 2022-12-20T10:37:27.63 10.0 negative automatic P 49 12.7353 -0.0383875 0.941176
US.RLMT.BHZ.00 2022-12-20T10:37:18.28 10.0 negative automatic P 62 11.8428 2.6393 0.879121
US.WUAZ.BHZ.00 2022-12-20T10:37:10.33 10.0 positive automatic P 112 11.2334 3.10356 0.909091
US.BW06.BHZ.00 2022-12-20T10:37:07.53 10.0 negative automatic P 74 11.1360 1.52945 0.909091
US.BOZ.BHZ.00 2022-12-20T10:36:57.33 10.0 negative automatic P 57 10.4648 0.62386 0.769231
US.AHID.BHZ.00 2022-12-20T10:36:52.43 10.0 negative automatic P 73 10.0139 1.83808 0.952381
US.MSO.BHZ.00 2022-12-20T10:36:47.38 10.0 positive automatic P 46 9.7178 0.964837 0.987654
US.HWUT.BHZ.00 2022-12-20T10:36:45.28 10.0 positive automatic P 79 9.5590 0.943242 0.963855
II.PFO.BHZ.00 2022-12-20T10:36:39.50 10.0 positive automatic P 136 9.2361 -0.313659 0.963855
US.NEW.BHZ.00 2022-12-20T10:36:38.18 10.0 negative automatic P 31 9.2393 -1.58706 0.952381
US.DUG.BHZ.00 2022-12-20T10:36:33.00 10.0 positive automatic P 88 8.6540 1.13695 0.941176
US.HLID.BHZ.00 2022-12-20T10:36:23.08 10.0 negative automatic P 64 7.8574 2.08939 0.952381
US.ELK.BHZ.00 2022-12-20T10:36:05.78 10.0 positive automatic P 85 6.7795 -0.491318 0.963855
US.NLWA.BHZ.00 2022-12-20T10:36:05.63 10.0 negative automatic P 2 6.8878 -1.8544 0.97561
US.HAWA.BHZ.00 2022-12-20T10:36:04.98 10.0 negative automatic P 28 6.7771 -0.940043 0.869565
US.BMO.BHZ.00 2022-12-20T10:36:04.33 10.0 negative automatic P 47 6.6546 -0.0450468 0.952381
US.WVOR.BHZ.00 2022-12-20T10:35:33.75 10.0 positive automatic P 63 4.5705 -2.01998 0.91954
BK.SAO.BHZ.00 2022-12-20T10:35:28.47 10.0 positive automatic P 150 4.3043 -3.45969 0.91954
IU.COR.BHZ.00 2022-12-20T10:35:26.70 10.0 negative automatic P 9 4.1277 -2.77263 0.816327
BK.CMB.BHZ.00 2022-12-20T10:35:24.70 10.0 positive automatic P 129 3.8322 -0.811357 0.952381
BK.MCCM.BHZ.00 2022-12-20T10:35:04.60 10.0 positive automatic P 157 2.5641 -3.35318 0.930233
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