Early-est:     Turkey    2026.10.04-17:28:24.78    q:C      mb:4.4    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: 4.4 [7]    Mwp: 4.7X [2]    Mwpd: - [0] Region: Turkey Origin Time: 2026.10.04-17:28:24.78 UTC Hypocenter: lat: 37.31°  lon: 35.79°  [+/-48km]    depth: 35km  [+/-21km] Location Quality: qualityCode:  C     stdErr: 1.4s   assocPhases: 24   usedPhases: 16 minDist: 0.6°   maxDist: 21.2°   AzGap: 72°   2ndAzGap: 107°   atten: -1.05 [+/-0.45] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 5km   maxHorUnc: 48km   azMaxHorUnc: 58° 68%ConfEllipsoid:   semiMajorAxisLength: 62km   majorAxisAzimuth: 58°   majorAxisPlunge: 18°   semiIntermediateAxisLength: 10km   intermediateAxisAzimuth: 181°   intermediateAxisPlunge: 59°   semiMinorAxisLength: 6km Tsunamigeneic Assesment: Discriminants: Prob Underwater: <1% T50Ex: 0.4 [7]    Td: 0.4Xs [1]    Td*T50Ex: - [0]    To: 2.8Xs [1] Closest plate boundaries:    Anatolia - Arabia [continental transform fault]: distance: ~90km    Anatolia / Africa [continental transform fault]: distance: ~150km    Arabia - Africa [continental convergent boundary]: distance: ~150km Subduction geometry: none or not available Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  no  no  YES (90km) Prob underwater:  <1%  <1%  <1% Td*T50Ex:    -    -    - Td*To:      -      -      - Mwp magnitude:        -        -        - Hypocenter depth:        35km        35km        35km Slab depth at epicenter:        n/a        -        -

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: VERY UNRELIABLE SOLUTION, qualityCode=D) Nodal Plane 1: strike: 2°   dip: 42°   rake: 132° Nodal Plane 2: strike: 131°   dip: 61°   rake: 59° Quality: azimuthalGap: -1°   stationPolarityCount: 20   misfitWeightCount: 10.6   misfit: 0.18   stationDistributionRatio: 0.53   meanDistP: 39.0   meanDistT: 47.3   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: 117°   dip: 36°   rake: 132° Nodal Plane 2: strike: 248°   dip: 64°   rake: 64° Quality: azimuthalGap: 60°   stationPolarityCount: 20   misfit: 0.39   stationDistributionRatio: 0.53   rmsAngDiffAccPref: 39.04   fracAcc30degPref: 0.55   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: nan° Nodal Plane 2: strike: nan°   dip: nan°   rake: nan° 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: nan° Nodal Plane 2: strike: nan°   dip: nan°   rake: nan° 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/1791134896169
Event info last updated: 2026.10.04-18:29:51 UTC
Event first association/location: 2026.10.04-17:31:02 UTC
Software: Early-est 1.2.0 (2016.06.27)
Agency: KOERI