Earthquake with magnitude of Mwp 6.1 on date 04-04-2023 and time 19:08:44 (UTC) in region Chile (Peruvian point of view) [Sea]

A magnitude Mwp 6.1 earthquake occured in region: Chile (Peruvian point of view) [Sea], on

  • 04-04-2023 19:08:44 (UTC)
  • 04-04-2023 21:08:44 (UTC +02:00) Italian time
  • 04-04-2023 16:08:44 (UTC -03:00) local time in the region of the earthquake (America/Argentina/La_Rioja)

and geographic coordinates (lat, lon) -27.3160, -71.0720 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 5.3
Mwp 6.1

Mwpd 6.2
2023-04-04
19:08:44
-27.3164 -71.0716 20 2023-04-04
19:41:25
Sala Sismica INGV-Roma 116071191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-04 19:08:44
Latitude -27.3164
Longitude -71.0716
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 116071191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 9816
Semi-minor axis of confidence ellipse (meter) 5008
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 89
Circular confidence region, given by single value of horizontal uncertainty (meter) 7959.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102.015
Number of associated phases, regardless of their use for origin computation 56
Number of defining phases 56
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.94926
Epicentral distance of station closest to the epicenter (degree) 0.79265
Epicentral distance of station farthest from the epicenter (degree) 80.35346
Number of stations at which the event was observed 49
Number of stations from which data was used for origin computation 49
Magnitudes information

Mwpd:6.2

Field Value
Value 6.2
Uncertainty 0.0
Num. used stations 3
Type of magnitude Mwpd
Reference to an origin 116071191
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-04-04 19:41:25

Mwp:6.1

Field Value
Value 6.1
Uncertainty 0.4
Num. used stations 10
Type of magnitude Mwp
Reference to an origin 116071191
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-04-04 19:41:25

mb:5.3

Field Value
Value 5.3
Uncertainty 0.1
Num. used stations 22
Type of magnitude mb
Reference to an origin 116071191
Agency INGV
Autore early-est_ee1.1.9
Time of creation (UTC) 2023-04-04 19:41:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
US.RLMT.BHZ.00 2023-04-04T19:20:53.40 10.0 negative automatic P 334 8919.2385 -0.618018 0
US.AHID.BHZ.00 2023-04-04T19:20:46.83 10.0 negative automatic P 331 8787.6813 -0.748081 0.178582
US.AGMN.BHZ.00 2023-04-04T19:20:45.20 10.0 negative automatic P 343 8748.0432 -0.131463 0.186257
US.HWUT.BHZ.00 2023-04-04T19:20:42.85 10.0 negative automatic P 330 8705.8077 -0.643425 0
US.DUG.BHZ.00 2023-04-04T19:20:40.13 10.0 negative automatic P 329 8642.6043 -0.152337 0.193214
IU.RSSD.BHZ.00 2023-04-04T19:20:37.60 10.0 negative automatic P 336 8607.2397 -1.01358 0.181394
US.ECSD.BHZ.00 2023-04-04T19:20:20.95 10.0 negative automatic P 341 8303.6991 -1.82871 0.21167
US.WUAZ.BHZ.00 2023-04-04T19:20:15.55 10.0 positive automatic P 327 8152.0842 0.557078 0.244442
US.MVCO.BHZ.00 2023-04-04T19:20:15.23 10.0 positive automatic P 330 8154.2154 0.0192022 0.238483
US.PKME.BHZ.00 2023-04-04T19:20:09.33 10.0 negative automatic P 1 8058.1227 -0.407421 0.250901
US.JFWS.BHZ.00 2023-04-04T19:20:07.83 10.0 negative automatic P 345 8037.6543 -0.84822 0.247083
US.LONY.BHZ.00 2023-04-04T19:20:05.58 10.0 negative automatic P 357 7992.4884 -0.677453 0.251561
US.LBNH.BHZ.00 2023-04-04T19:20:03.78 10.0 positive automatic P 359 7942.8936 0.216526 0.265799
GT.VNDA.BHZ.00 2023-04-04T19:19:59.13 10.0 positive automatic P 191 7835.4567 1.47788 0.0421256
IU.ANMO.BHZ.00 2023-04-04T19:19:58.30 10.0 negative automatic P 330 7844.8251 -0.160303 0.266487
IU.SBA.BHZ.00 2023-04-04T19:19:53.52 10.0 negative automatic P 191 7722.0258 2.15072 0.282511
IU.HRV.BHZ.00 2023-04-04T19:19:53.72 10.0 positive automatic P 360 7750.1421 0.766643 0.276283
US.BINY.BHZ.00 2023-04-04T19:19:52.15 10.0 negative automatic P 356 7732.3155 0.135669 0.260007
IU.SSPA.BHZ.00 2023-04-04T19:19:41.70 10.0 positive automatic P 354 7575.0285 -1.47074 0.294868
IU.CCM.BHZ.00 2023-04-04T19:19:39.00 10.0 negative automatic P 343 7553.1504 -1.92603 0.277846
US.MNTX.BHZ.00 2023-04-04T19:19:37.00 10.0 negative automatic P 329 7488.0822 -1.25872 0.300821
US.WMOK.BHZ.00 2023-04-04T19:19:36.05 10.0 negative automatic P 336 7476.8823 -1.583 0.28562
US.MIAR.BHZ.00 2023-04-04T19:19:24.15 10.0 positive automatic P 340 7261.9641 -1.03561 0.31495
US.JCT.BHZ.00 2023-04-04T19:19:15.33 10.0 negative automatic P 333 7101.5691 -0.501499 0.34414
GE.SNAA.BHZ. 2023-04-04T19:18:29.31 10.0 positive automatic P 160 6367.6371 -1.50238 0.460901
IU.TEIG.BHZ.00 2023-04-04T19:17:38.87 10.0 negative automatic P 339 5591.5806 -0.684714 0.523247
CU.SDDR.BHZ.00 2023-04-04T19:17:11.23 10.0 negative automatic P 360 5138.967 3.02941 0.623376
G.MPG.BHZ.00 2023-04-04T19:15:52.00 10.0 negative automatic P 32 4106.0787 0.0699237 0.787675
II.HOPE.BHZ.00 2023-04-04T19:15:49.97 10.0 positive automatic P 147 4096.455 -1.20115 0.202042
IU.SDV.BHZ.00 2023-04-04T19:15:43.55 10.0 positive automatic P 1 4018.3332 -1.90046 0.832251
C.GO10.BHZ. 2023-04-04T19:14:17.80 10.0 positive automatic P 180 2867.9181 3.82375 0.869565
II.EFI.BHZ.00 2023-04-04T19:14:15.70 10.0 negative automatic P 162 2914.0608 -1.9512 0.963855
C1.MG02.BHZ. 2023-04-04T19:14:12.05 10.0 positive automatic P 177 2830.5555 1.22213 0.97561
BL.PMNB.HHZ. 2023-04-04T19:13:57.70 10.0 negative automatic P 74 2693.5038 -2.03983 0.888889
G.COYC.BHZ.00 2023-04-04T19:12:56.45 10.0 negative automatic P 182 2028.3474 0.257957 0.909091
C1.VA04.BHZ. 2023-04-04T19:12:35.43 10.0 positive automatic S 225 1021.0224 -2.31155 0
II.NNA.BHZ.00 2023-04-04T19:12:33.82 10.0 positive automatic P 339 1804.3494 2.75653 0.930233
C1.LL02.BHZ. 2023-04-04T19:12:29.13 10.0 positive automatic P 182 1763.3349 2.84115 0.888889
C1.LL01.BHZ. 2023-04-04T19:12:19.85 10.0 positive automatic P 184 1676.2332 3.86085 0.143369
GT.PLCA.BHZ.00 2023-04-04T19:11:51.70 10.0 negative automatic P 178 1489.9086 -1.63863 0.963855
C.GO06.BHZ. 2023-04-04T19:11:36.88 10.0 negative automatic P 181 1362.1365 -0.769518 0.941176
GT.CPUP.BHZ.00 2023-04-04T19:11:35.60 10.0 positive automatic P 89 1364.745 -2.16895 0.963855
GT.LPAZ.BHZ.00 2023-04-04T19:11:26.23 10.0 positive automatic P 14 1260.9045 0.437232 0.963855
C1.VA04.BHZ. 2023-04-04T19:10:54.08 10.0 positive automatic P 225 1021.0224 -1.30139 0.963855
C1.BO02.BHZ. 2023-04-04T19:10:29.65 10.0 positive automatic P 178 830.2578 -2.29763 0.963855
WA.ZON.HHZ. 2023-04-04T19:09:55.31 10.0 positive automatic P 154 523.032 1.40605 0.947867
C1.CO02.BHZ. 2023-04-04T19:09:41.88 10.0 positive automatic P 179 431.5236 -0.764893 0.963855
C.GO04.BHZ. 2023-04-04T19:09:31.55 10.0 positive automatic P 175 318.1371 2.78941 0.329218
C.GO02.BHZ. 2023-04-04T19:09:28.25 10.0 negative automatic P 32 280.8744 4.036 0.238095
C.GO03.BHZ. 2023-04-04T19:09:00.90 10.0 positive automatic P 111 87.9786 1.89392 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