Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mwp 5.5 on date 10-12-2022 and time 07:41:20 (Italy) in region Northern Chile [Land: Chile]

A magnitude Mwp 5.5 earthquake occured in region: Northern Chile [Land: Chile], on

  • 10-12-2022 06:41:20 (UTC)
  • 10-12-2022 07:41:20 (UTC +01:00) Italian time
  • 10-12-2022 03:41:20 (UTC -03:00) local time in the region of the earthquake (America/Argentina/Jujuy)

and geographic coordinates (lat, lon) -22.7460, -68.2570 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 5.6 		2022-12-10
06:41:20		 -22.7461 -68.2566 20 2022-12-10
07:10:54		 Sala Sismica INGV-Roma 112689541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-10 06:41:20
Latitude -22.7461
Longitude -68.2566
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 112689541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 11034
Semi-minor axis of confidence ellipse (meter) 2241
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 277
Circular confidence region, given by single value of horizontal uncertainty (meter) 8907.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 101.285
Number of associated phases, regardless of their use for origin computation 68
Number of defining phases 68
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.53092
Epicentral distance of station closest to the epicenter (degree) 5.16708
Epicentral distance of station farthest from the epicenter (degree) 83.22293
Number of stations at which the event was observed 66
Number of stations from which data was used for origin computation 66
Magnitudes information

Mwp:5.5

Field Value
Value 5.5
Uncertainty 0.1
Num. used stations 6
Type of magnitude Mwp
Reference to an origin 112689541
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-12-10 07:10:54

Mwpd:5.6

Field Value
Value 5.6
Uncertainty 0.0
Num. used stations 1
Type of magnitude Mwpd
Reference to an origin 112689541
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-12-10 07:10:54

mb:5.3

Field Value
Value 5.3
Uncertainty 0.1
Num. used stations 52
Type of magnitude mb
Reference to an origin 112689541
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2022-12-10 07:10:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
US.HAWA.BHZ.00 2022-12-10T06:53:44.60 10.0 negative automatic P 327 83.2229 -0.130581 0.122812
US.BMO.BHZ.00 2022-12-10T06:53:33.65 10.0 negative automatic P 327 81.0331 0.263554 0.15109
US.MSO.BHZ.00 2022-12-10T06:53:33.03 10.0 positive automatic P 330 80.8584 0.549004 0.167068
US.WVOR.BHZ.00 2022-12-10T06:53:28.78 10.0 positive automatic P 325 80.0248 0.761367 0.170692
US.EGMT.BHZ.00 2022-12-10T06:53:27.70 10.0 positive automatic P 333 79.9453 0.169945 0
IU.TSUM.BHZ.00 2022-12-10T06:53:22.97 10.0 positive automatic P 106 79.0238 0.422759 0.188708
US.HLID.BHZ.00 2022-12-10T06:53:21.55 10.0 negative automatic P 328 78.6676 0.873726 0.171324
US.ELK.BHZ.00 2022-12-10T06:53:12.03 10.0 negative automatic P 325 77.0343 0.359719 0.192309
US.AHID.BHZ.00 2022-12-10T06:53:08.63 10.0 negative automatic P 329 76.4708 0.183861 0.207004
US.BW06.BHZ.00 2022-12-10T06:53:04.20 10.0 negative automatic P 330 75.7513 -0.193948 0.211836
US.HWUT.BHZ.00 2022-12-10T06:53:04.73 10.0 negative automatic P 328 75.8127 0.0486154 0.216242
US.DUG.BHZ.00 2022-12-10T06:53:03.00 10.0 negative automatic P 326 75.3760 0.885535 0.215661
GT.VNDA.BHZ.00 2022-12-10T06:53:03.45 10.0 negative automatic P 190 75.5387 0.63952 0.209135
US.AGMN.BHZ.00 2022-12-10T06:53:00.20 10.0 positive automatic P 341 75.2230 -0.83973 0.219787
IU.RSSD.BHZ.00 2022-12-10T06:52:56.92 10.0 negative automatic P 334 74.4562 0.0145041 0.230542
II.PFO.BHZ.00 2022-12-10T06:52:47.35 10.0 positive automatic P 319 72.6646 1.11409 0.233456
CN.DRLN.BHZ. 2022-12-10T06:52:44.83 10.0 positive automatic P 7 72.6347 -1.05028 0.256573
US.ISCO.BHZ.00 2022-12-10T06:52:40.55 10.0 negative automatic P 331 71.5938 0.475257 0.239419
US.WUAZ.BHZ.00 2022-12-10T06:52:38.33 10.0 negative automatic P 324 71.1334 1.23191 0.249673
US.MVCO.BHZ.00 2022-12-10T06:52:36.40 10.0 negative automatic P 327 70.9094 0.56926 0.233898
US.SDCO.BHZ.00 2022-12-10T06:52:30.25 10.0 negative automatic P 329 69.8866 0.599348 0.278765
CN.GAC.BHZ. 2022-12-10T06:52:22.88 10.0 positive automatic P 355 68.7608 0.622292 0.299142
GT.DBIC.BHZ.00 2022-12-10T06:52:21.08 10.0 positive automatic P 73 68.5753 -0.0318992 0.287564
IU.TUC.BHZ.00 2022-12-10T06:52:21.20 10.0 negative automatic P 322 68.4205 0.919449 0.292751
US.JFWS.BHZ.00 2022-12-10T06:52:20.75 10.0 negative automatic P 343 68.7123 -1.24437 0.292684
US.SCIA.BHZ.00 2022-12-10T06:52:20.63 10.0 negative automatic P 340 68.6508 -0.982046 0.271097
IU.ANMO.BHZ.00 2022-12-10T06:52:19.27 10.0 negative automatic P 327 68.1218 0.709073 0.30338
US.CBKS.BHZ.00 2022-12-10T06:52:19.15 10.0 negative automatic P 334 68.2523 -0.029326 0.298229
US.PKME.BHZ.00 2022-12-10T06:52:17.40 10.0 negative automatic P 359 68.0140 -0.186242 0.308377
US.LONY.BHZ.00 2022-12-10T06:52:14.78 10.0 negative automatic P 355 67.6107 -0.327433 0.309692
US.HDIL.BHZ.00 2022-12-10T06:52:05.50 10.0 positive automatic P 343 66.2572 -0.952954 0.319125
US.ERPA.BHZ.00 2022-12-10T06:52:02.68 10.0 negative automatic P 350 65.7619 -0.609422 0.333068
US.BINY.BHZ.00 2022-12-10T06:52:00.73 10.0 positive automatic P 354 65.3345 0.16989 0.338594
US.MNTX.BHZ.00 2022-12-10T06:51:58.00 10.0 negative automatic P 325 65.0076 -0.417784 0.334877
IU.CCM.BHZ.00 2022-12-10T06:51:54.12 10.0 negative automatic P 340 64.5192 -1.0817 0.353468
US.ACSO.BHZ.00 2022-12-10T06:51:53.70 10.0 negative automatic P 348 64.4530 -1.08203 0.346015
US.WMOK.BHZ.00 2022-12-10T06:51:53.73 10.0 positive automatic P 332 64.3704 -0.551793 0.320684
US.MCWV.BHZ.00 2022-12-10T06:51:46.85 10.0 negative automatic P 350 63.3332 -0.556341 0.369468
US.MIAR.BHZ.00 2022-12-10T06:51:38.90 10.0 negative automatic P 337 62.1322 -0.489902 0.386033
IU.WVT.BHZ.00 2022-12-10T06:51:35.07 10.0 negative automatic P 342 61.7127 -1.4952 0.361422
US.JCT.BHZ.00 2022-12-10T06:51:33.10 10.0 positive automatic P 329 61.2324 -0.290945 0.403543
US.BLA.BHZ.00 2022-12-10T06:51:32.20 10.0 negative automatic P 349 61.0402 0.0987161 0.406303
US.TZTN.BHZ.00 2022-12-10T06:51:31.08 10.0 positive automatic P 346 61.0203 -0.849186 0.39691
GE.SNAA.BHZ. 2022-12-10T06:51:29.36 10.0 negative automatic P 161 60.8094 -1.20706 0.399878
IM.TKL.BHZ. 2022-12-10T06:51:25.57 10.0 negative automatic P 345 60.2212 -0.896826 0.413137
US.LRAL.BHZ.00 2022-12-10T06:51:14.33 10.0 positive automatic P 342 58.5782 -0.752891 0.431972
IU.TEIG.BHZ.00 2022-12-10T06:49:51.97 10.0 positive automatic P 334 47.2017 0.893331 0.614868
IU.SJG.BHZ.00 2022-12-10T06:49:02.00 10.0 negative automatic P 3 40.9053 2.35463 0.356481
II.HOPE.BHZ.00 2022-12-10T06:48:48.62 10.0 negative automatic P 151 39.4970 -0.274362 0.662396
IU.RCBR.BHZ.00 2022-12-10T06:48:15.57 10.0 negative automatic P 67 35.4822 0.609642 0.817486
G.MPG.BHZ.00 2022-12-10T06:47:43.20 10.0 positive automatic P 31 31.7616 0.66043 0.93691
G.COYC.BHZ.00 2022-12-10T06:46:21.65 10.0 negative automatic P 187 23.0373 -2.0109 0.869565
BL.PMNB.HHZ. 2022-12-10T06:46:01.21 10.0 positive automatic P 82 20.8221 1.09974 0.956938
C1.LL02.BHZ. 2022-12-10T06:45:57.18 10.0 negative automatic P 187 20.6591 -1.06434 0.898876
C1.LL01.BHZ. 2022-12-10T06:45:49.85 10.0 negative automatic P 189 19.9349 -0.469399 0.888889
GT.PLCA.BHZ.00 2022-12-10T06:45:29.60 10.0 negative automatic P 186 18.0895 -0.367145 0.869565
C.GO06.BHZ. 2022-12-10T06:45:16.65 10.0 negative automatic P 188 17.0569 -0.557831 0.952381
C1.VA04.BHZ. 2022-12-10T06:44:42.38 10.0 positive automatic P 218 14.3183 1.08661 0.97561
C.GO05.BHZ. 2022-12-10T06:44:14.70 10.0 positive automatic P 194 12.6751 -4.15432 0.97561
C1.BO02.BHZ. 2022-12-10T06:44:11.22 10.0 negative automatic P 190 12.2460 -1.9021 0.97561
G.PEL.BHZ.00 2022-12-10T06:43:50.35 10.0 positive automatic P 191 10.6131 -0.399206 0.952381
WA.ZON.HHZ. 2022-12-10T06:43:28.66 10.0 positive automatic P 182 8.8073 2.63902 0.97561
C1.CO02.BHZ. 2022-12-10T06:43:25.83 10.0 positive automatic P 196 8.8025 -0.200575 0.97561
C.GO04.BHZ. 2022-12-10T06:43:12.85 10.0 positive automatic P 196 7.7665 0.878137 0.97561
IU.LCO.BHZ.00 2022-12-10T06:42:58.32 10.0 positive automatic P 199 6.6386 1.79883 0.952381
C.GO03.BHZ. 2022-12-10T06:42:39.85 10.0 positive automatic P 200 5.1671 3.81088 0.97561
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