Earthquake Information
 Origin Time
 2026-07-31 14:37:20 (GMT)
 Magnitude
 M 1.7
 Latitude
 38.6976° N
 Longitude
 23.4010° E
 Focal Depth
 4 km
 # of Arrivals
 12
 Location 31.2 km NNW of Chalkida
35.3 km E of Atalanti
84.5 km NNW of Athens
 Solution type
 automatic
 Files / Links
 QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
MRKAHA16.1 87 P14:37:22.88 -0.81.0A
GR231Y19.3309 P14:37:25.04 0.81.0A
PSAHHA25.7124 P14:37:25.69 0.41.0A
ATALHA33.0269 P14:37:24.69 -1.81.0A
SAGMAHL33.1179 P14:37:27.48 1.01.0A
AMPEHA45.5195 P14:37:28.81 0.31.0A
ERTRHA46.6134 P14:37:28.66 -0.11.0A
ACHLHT51.6312 P14:37:30.00 0.41.0A
VILLHA59.8187 P14:37:30.32 -0.61.0A
AXARHA64.8277 P14:37:32.25 0.51.0A
AGGHT99.0292 P14:37:37.36 -0.11.0A
VLYHL100.1160 P14:37:37.58 0.01.0A


  Solution details 

Event:
    Public ID              nkua2026owqc
    Description
      region name: Greece
Origin:
    Date                   2026-07-31
    Time                  14:37:20.29  +/-    0.9 s
    Latitude              38.6976 deg  +/-      3 km
    Longitude             23.4010 deg  +/-      3 km
    Depth                       4 km   +/-    9 km
    Agency                 HA
    Mode                   automatic
    Status                 NOT SET
    Residual RMS             0.74 s
    Azimuthal gap             135 deg

2 Network magnitudes:
    MLv       1.69 +/- 0.08   8            
    M         1.69            8 preferred  

12 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    MRKA  HA    0.1  87  P       14:37:22.88  -0.8 A  1.0  MRKA 
    GR23  1Y    0.2 309  P       14:37:25.04   0.8 A  1.0  GR23 
    PSAH  HA    0.2 124  P       14:37:25.69   0.4 A  1.0  PSAH 
    ATAL  HA    0.3 269  P       14:37:24.69  -1.8 A  1.0  ATAL 
    SAGMA HL    0.3 179  P       14:37:27.48   1.0 A  1.0  SAGMA
    AMPE  HA    0.4 195  P       14:37:28.81   0.3 A  1.0  AMPE 
    ERTR  HA    0.4 134  P       14:37:28.66  -0.1 A  1.0  ERTR 
    ACHL  HT    0.5 312  P       14:37:30.00   0.4 A  1.0  ACHL 
    VILL  HA    0.5 187  P       14:37:30.32  -0.6 A  1.0  VILL 
    AXAR  HA    0.6 277  P       14:37:32.25   0.5 A  1.0  AXAR 
    AGG   HT    0.9 292  P       14:37:37.36  -0.1 A  1.0  AGG  
    VLY   HL    0.9 160  P       14:37:37.58  -0.0 A  1.0  VLY  

10 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    MRKA  HA    0.1  87  MLv     1.71  0.02    1.62793      
    GR23  1Y    0.2 309  MLv     1.76  0.07    1.52076      
    PSAH  HA    0.2 124  MLv     1.52 -0.17   0.599149      
    ATAL  HA    0.3 269  MLv     1.69 -0.00   0.582538      
    SAGMA HL    0.3 179  MLv     1.17 -0.52   0.176897      
    AMPE  HA    0.4 195  MLv     1.78  0.09   0.349626      
    ERTR  HA    0.4 134  MLv     1.76  0.07   0.313116      
    ACHL  HT    0.5 312  MLv     1.65 -0.04   0.182731      
    VILL  HA    0.5 187  MLv     2.41  0.72   0.648198      
    AXAR  HA    0.6 277  MLv     1.63 -0.06   0.401933