Early-est:     Near Coast of Central Chile    2026.10.14-00:30:46.25    q:A      mb:4.9    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:     hash:     fmamp_amp_aref:     fmamp_amp_mwp:

Automatic solution - this event has not been reviewed by a seismologist
Automatically determined event information may be incorrect!

Earthquake Details: Magnitude: mb: 4.9 [25]    Mwp: - [0]    Mwpd: - [0] Region: Near Coast of Central Chile Origin Time: 2026.10.14-00:30:46.25 UTC Hypocenter: lat: -29.15°  lon: -71.98°  [+/-9km]    depth: 10km  [+/-7km] Location Quality: qualityCode:  A     stdErr: 1.4s   assocPhases: 56   usedPhases: 53 minDist: 1.1°   maxDist: 151.8°   AzGap: 100°   2ndAzGap: 120°   atten: -1.49 [+/-0.37] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 7km   maxHorUnc: 9km   azMaxHorUnc: 120° 68%ConfEllipsoid:   semiMajorAxisLength: 12km   majorAxisAzimuth: 300°   majorAxisPlunge: 3°   semiIntermediateAxisLength: 9km   intermediateAxisAzimuth: 208°   intermediateAxisPlunge: 26°   semiMinorAxisLength: 7km Tsunamigeneic Assesment: Discriminants: Prob Underwater: >99% T50Ex: 0.4 [17]    Td: 0.7Xs [3]    Td*T50Ex: - [0]    To: 1.2s [10] Closest plate boundaries:    Nazca \ South America [subduction zone]: distance: ~50km Subduction geometry:    Zone: South America    Slab depth at epicenter: 15km Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  YES (50km)  no  no Prob underwater:  >99%  >99%  >99% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        10km        10km        10km Slab depth at epicenter:        15km        -        -

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 220°   dip: 32°   rake: -142° Nodal Plane 2: strike: 96°   dip: 71°   rake: -64° Quality: azimuthalGap: -1°   stationPolarityCount: 49   misfitWeightCount: 8.6   misfit: 0.13   stationDistributionRatio: 0.58   meanDistP: 25.5   meanDistT: 46.7   qualityCode: D Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
First-motion Focal Mechanism (HASH):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 188°   dip: 58°   rake: -141° Nodal Plane 2: strike: 76°   dip: 58°   rake: -39° Quality: azimuthalGap: 100°   stationPolarityCount: 49   misfit: 0.33   stationDistributionRatio: 0.58   rmsAngDiffAccPref: 38.12   fracAcc30degPref: 0.56   qualityCode: D Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
First-motion Focal Mechanism (FMAMP_AMP_AREF):    (No solution available) Nodal Plane 1: strike: 0°   dip: 0°   rake: 0° Nodal Plane 2: strike: 270°   dip: 90°   rake: 90° Quality: azimuthalGap: -1°   stationPolarityCount: 0   misfitWeightCount: -1.0   misfit: -1.00   stationDistributionRatio: -1.00   meanDistP: -1.0   meanDistT: -1.0   qualityCode: X Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_amp_aref
First-motion Focal Mechanism (FMAMP_AMP_MWP):    (No solution available) Nodal Plane 1: strike: 0°   dip: 0°   rake: 0° Nodal Plane 2: strike: 270°   dip: 90°   rake: 90° Quality: azimuthalGap: -1°   stationPolarityCount: 0   misfitWeightCount: -1.0   misfit: -1.00   stationDistributionRatio: -1.00   meanDistP: -1.0   meanDistT: -1.0   qualityCode: X Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_amp_mwp

Event ID: smi:KOERI/ee/event/1791937847985
Event info last updated: 2026.10.14-01:31:04 UTC
Event first association/location: 2026.10.14-00:35:03 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: KOERI