Early-est:     Mindanao, Philippines    2026.06.25-04:03:42.33    q:B      mb:4.7*    Mwp:-    Mwpd:-    Td*T50Ex:-     fmamp_polarity:./hypo.1782360224168.mech.fmamp_polarity.thumb.jpg     fmamp_polarity_waveform:./hypo.1782360224168.mech.fmamp_polarity_waveform.thumb.jpg     hash:./hypo.1782360224168.mech.hash.thumb.jpg

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

Earthquake Details:
Magnitude: mb: 4.7* [18]    Mwp: - [0]    Mwpd: - [0]
Region: Mindanao, Philippines
Origin Time: 2026.06.25-04:03:42.33 UTC
Hypocenter: lat: 5.31°  lon: 125.15°  [+/-14km]    depth: 68km  [+/-18km]
Location Quality: qualityCode:  B     stdErr: 1.1s   assocPhases: 35   usedPhases: 20
minDist: 1.8°   maxDist: 151.9°   AzGap: 98°   2ndAzGap: 115°   atten: -1.07 [+/-0.34]
Location Uncertainty: 68%ConfEllipse:   minHorUnc: 11km   maxHorUnc: 14km   azMaxHorUnc: 90°
68%ConfEllipsoid:   semiMajorAxisLength: 19km   majorAxisAzimuth: 271°   majorAxisPlunge: 44°   semiIntermediateAxisLength: 17km   intermediateAxisAzimuth: 89°   intermediateAxisPlunge: 46°   semiMinorAxisLength: 14km
Tsunamigeneic Assesment:
Discriminants: Prob Underwater: >99%
T50Ex: 0.7 [14]    Td: 0.5Xs [1]    Td*T50Ex: - [0]    To: 38.5s [12]
Closest plate boundaries:
   Philippine Sea \ Sunda [subduction zone]: distance: ~260km
Subduction geometry: none or not available
Decision table (TEST!):
Event type: Subduction Zone Other Thrust/Normal Strike-slip
Compatible close plate boundary?:
 YES (260km)
 no
 no
Prob underwater:
 >99%
 >99%
 >99%
Td*T50Ex:
   -
   -
   -
Td*To:
     -
     -
     -
Mwp magnitude:
       -
       -
       -
Hypocenter depth:
       68km
       68km
       68km
Slab depth at epicenter:
       n/a
       -
       -
Tsunami and Rupture predictions (TEST!): No prediction: Event too small (Mwp<7.0) or too few Mwp readings (N<20)
./hypo.1782360224168.map.jpg

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 162°   dip: 60°   rake: 25°
Nodal Plane 2: strike: 59°   dip: 69°   rake: 148°
Quality: azimuthalGap: -1°   stationPolarityCount: 18   misfitWeightCount: 7.3   misfit: 0.10   stationDistributionRatio: 0.44   meanDistP: 48.7   meanDistT: 36.4   qualityCode: C
Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
./hypo.1782360224168.mech.fmamp_polarity.mechanism.jpg
First-motion Focal Mechanism (FMAMP_POLARITY_WAVEFORM):    (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/_polarity_waveform
./hypo.1782360224168.mech.fmamp_polarity_waveform.mechanism.jpg
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C)
Nodal Plane 1: strike: 82°   dip: 85°   rake: 128°
Nodal Plane 2: strike: 177°   dip: 38°   rake: 7°
Quality: azimuthalGap: 98°   stationPolarityCount: 18   misfit: 0.19   stationDistributionRatio: 0.83   rmsAngDiffAccPref: 40.62   fracAcc30degPref: 0.42   qualityCode: C
Method: methodID: smi:gov.usgs/focalmec/HASH_1.2
./hypo.1782360224168.mech.hash.mechanism.jpg

Event ID: smi:alomax.net_BETA/author/ee/event/1782360224168
Event info last updated: 2026.06.25-05:02:00 UTC
Event first association/location: 2026.06.25-04:09:02 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA