Early-est:     Colombia    2025.06.08-16:31:04.74    q:A      mb:5.0    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: 5.0 [42]    Mwp: - [0]    Mwpd: - [0] Region: Colombia Origin Time: 2025.06.08-16:31:04.74 UTC Hypocenter: lat: 4.44°  lon: -73.40°  [+/-15km]    depth: 62km  [+/-18km] Location Quality: qualityCode:  A     stdErr: 1.1s   assocPhases: 80   usedPhases: 49 minDist: 5.2°   maxDist: 148.8°   AzGap: 75°   2ndAzGap: 134°   atten: -1.33 [+/-0.21] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 13km   maxHorUnc: 15km   azMaxHorUnc: 76° 68%ConfEllipsoid:   semiMajorAxisLength: 19km   majorAxisAzimuth: 260°   majorAxisPlunge: 42°   semiIntermediateAxisLength: 18km   intermediateAxisAzimuth: 68°   intermediateAxisPlunge: 48°   semiMinorAxisLength: 16km Tsunamigeneic Assesment: Discriminants: Prob Underwater: <1% T50Ex: 0.4 [30]    Td: 0.4Xs [1]    Td*T50Ex: - [0]    To: 1.4s [25] Closest plate boundaries:    North Andes - South America [continental transform fault]: distance: ~20km    Nazca \ North Andes [subduction zone]: distance: ~510km    North Andes / Nazca [subduction zone]: distance: ~540km Subduction geometry:    Zone: South America    Slab depth at epicenter: 315km Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  no  no  YES (20km) Prob underwater:  <1%  <1%  <1% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        62km        62km        62km Slab depth at epicenter:        315km        -        -

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 123°   dip: 48°   rake: -45° Nodal Plane 2: strike: 247°   dip: 58°   rake: -128° Quality: azimuthalGap: -1°   stationPolarityCount: 41   misfitWeightCount: 10.6   misfit: 0.17   stationDistributionRatio: 0.40   meanDistP: 35.0   meanDistT: 39.9   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: 136°   dip: 42°   rake: -45° Nodal Plane 2: strike: 264°   dip: 62°   rake: -122° Quality: azimuthalGap: 75°   stationPolarityCount: 41   misfit: 0.38   stationDistributionRatio: 0.80   rmsAngDiffAccPref: 46.80   fracAcc30degPref: 0.46   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/1749400262057
Event info last updated: 2025.06.08-17:31:50 UTC
Event first association/location: 2025.06.08-16:37:24 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: KOERI