Early-est:     New Ireland Region, P.N.G.    2026.03.29-18:09:59.42    q:A      mb:5.2*    Mwp:-    Mwpd:-    Td*T50Ex:1.5     fmamp_polarity:     fmamp_polarity_waveform:     hash:

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

Earthquake Details: Magnitude: mb: 5.2* [46]    Mwp: 5.4X [3]    Mwpd: 5.6Xinv [2] Region: New Ireland Region, P.N.G. Origin Time: 2026.03.29-18:09:59.42 UTC Hypocenter: lat: -5.44°  lon: 153.78°  [+/-13km]    depth: 65km  [+/-17km] Location Quality: qualityCode:  A     stdErr: 1.1s   assocPhases: 91   usedPhases: 59 minDist: 2.0°   maxDist: 148.9°   AzGap: 99°   2ndAzGap: 102°   atten: -1.14 [+/-0.30] Location Uncertainty: 68%ConfEllipse:   minHorUnc: 13km   maxHorUnc: 13km   azMaxHorUnc: 159° 68%ConfEllipsoid:   semiMajorAxisLength: 17km   majorAxisAzimuth: 320°   majorAxisPlunge: 50°   semiIntermediateAxisLength: 16km   intermediateAxisAzimuth: 221°   intermediateAxisPlunge: 7°   semiMinorAxisLength: 16km Tsunamigeneic Assesment: Discriminants: Prob Underwater: >99% T50Ex: 0.6 [40]    Td: 2.5s [5]    Td*T50Ex: 1.5 [5]    To: 31.7s [35] Closest plate boundaries:    North Bismarck - South Bismarck [oceanic transform fault]: distance: ~40km    South Bismarck / Solomon Sea [subduction zone]: distance: ~60km    Pacific - North Bismarck [continental transform fault]: distance: ~90km    North Bismarck / Solomon Sea [subduction zone]: distance: ~90km    Pacific / Solomon Sea [subduction zone]: distance: ~240km Subduction geometry:    Zone: Solomon Islands: DEBUG: error: [Errno 2] No such file or directory: 'gmt'    Slab depth at epicenter: error: evaluating slab depth: -999.9 Decision table (TEST!): Event type: Subduction Zone Other Thrust/Normal Strike-slip Compatible close plate boundary?:  YES (60km)  no  YES (40km) Prob underwater:  >99%  >99%  >99% Td*T50Ex:    1.5    1.5    1.5 Td*To:      79.2      79.2      79.2 Mwp magnitude:        -        -        - Hypocenter depth:        65km        65km        65km 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)

First-motion Focal Mechanism (FMAMP_POLARITY):    (Warning: Unreliable solution, qualityCode=C) Nodal Plane 1: strike: 52°   dip: 18°   rake: -78° Nodal Plane 2: strike: 220°   dip: 72°   rake: -94° Quality: azimuthalGap: -1°   stationPolarityCount: 43   misfitWeightCount: 9.4   misfit: 0.17   stationDistributionRatio: 0.63   meanDistP: 49.4   meanDistT: 38.0   qualityCode: C Method: methodID: smi:net.alomax/focalmec/fmamp_0.0.5X_2016.06.14/_polarity
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
First-motion Focal Mechanism (HASH):    (Warning: Unreliable solution, qualityCode=C) Nodal Plane 1: strike: 359°   dip: 88°   rake: 169° Nodal Plane 2: strike: 89°   dip: 79°   rake: 2° Quality: azimuthalGap: 98°   stationPolarityCount: 43   misfit: 0.24   stationDistributionRatio: 0.75   rmsAngDiffAccPref: 28.20   fracAcc30degPref: 0.78   qualityCode: C Method: methodID: smi:gov.usgs/focalmec/HASH_1.2

Event ID: smi:alomax.net_BETA/author/ee/event/1774807800142
Event info last updated: 2026.03.29-19:08:00 UTC
Event first association/location: 2026.03.29-18:15:02 UTC
Software: Early-est 1.2.10 (2024.02.23)
Agency: alomax.net_BETA