Earthquake Information
 Origin Time
 2025-07-25 09:08:20 (GMT)
 Magnitude
 M 1.2
 Latitude
 40.3533° N
 Longitude
 21.7173° E
 Focal Depth
 4 km
 # of Arrivals
 14
 Location 2.2 km N of Kozani
39.4 km NE of Grevena
315.7 km NNW of Athens
 Solution type
 manual
 Files / Links
 QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
KZNHL7.8135 P09:08:21.66 0.11.0M
KZNHL7.8135 S09:08:22.96 0.01.0M
KOZ2HI8.8137 P09:08:21.67 0.01.0M
KOZ2HI8.8137 S09:08:22.97 -0.31.0M
SIA1HI17.5233 P09:08:23.57 0.21.0M
SIA1HI17.5233 S09:08:25.88 -0.31.0M
PTO1HI17.7350 P09:08:22.92 -0.41.0M
PTO1HI17.7350 S09:08:26.03 -0.11.0M
GR101Y17.8324 P09:08:23.66 0.31.0M
GR101Y17.8324 S09:08:26.77 0.61.0M
GR161Y39.4151 P09:08:27.44 0.21.0M
GR161Y39.4151 S09:08:33.04 0.11.0M
PENTHL52.2250 P09:08:29.96 0.71.0M
PENTHL52.2250 S09:08:36.12 -0.51.0M


  Solution details 

Event:
    Public ID              nkua2025olge
    Description
      region name: Greece
Origin:
    Date                   2025-07-25
    Time                  09:08:19.67
    Latitude              40.3533 deg  +/-      1 km
    Longitude             21.7173 deg  +/-      1 km
    Depth                       4 km   +/-    2 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.32 s
    Azimuthal gap             145 deg

2 Network magnitudes:
    MLv       1.23 +/- 0.26   7            
    M         1.23            7 preferred  

14 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    KZN   HL    0.1 135  P       09:08:21.66   0.1 M  1.0  KZN  
    KZN   HL    0.1 135  S       09:08:22.96  -0.0 M  1.0  KZN  
    KOZ2  HI    0.1 137  P       09:08:21.67  -0.0 M  1.0  KOZ2 
    KOZ2  HI    0.1 137  S       09:08:22.97  -0.3 M  1.0  KOZ2 
    SIA1  HI    0.2 233  P       09:08:23.57   0.2 M  1.0  SIA1 
    SIA1  HI    0.2 233  S       09:08:25.88  -0.3 M  1.0  SIA1 
    PTO1  HI    0.2 350  P       09:08:22.92  -0.4 M  1.0  PTO1 
    PTO1  HI    0.2 350  S       09:08:26.03  -0.1 M  1.0  PTO1 
    GR10  1Y    0.2 324  P       09:08:23.66   0.3 M  1.0  GR10 
    GR10  1Y    0.2 324  S       09:08:26.77   0.6 M  1.0  GR10 
    GR16  1Y    0.4 151  P       09:08:27.44   0.2 M  1.0  GR16 
    GR16  1Y    0.4 151  S       09:08:33.04   0.1 M  1.0  GR16 
    PENT  HL    0.5 250  P       09:08:29.96   0.7 M  1.0  PENT 
    PENT  HL    0.5 250  S       09:08:36.12  -0.5 M  1.0  PENT 

7 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    KZN   HL    0.1 135  MLv     1.50  0.27   0.531286      
    KOZ2  HI    0.1 137  MLv     1.33  0.10    1.01687      
    SIA1  HI    0.2 233  MLv     1.28  0.06   0.557389      
    PTO1  HI    0.2 350  MLv     1.57  0.34    1.05806      
    GR10  1Y    0.2 324  MLv     0.83 -0.40   0.191323      
    GR16  1Y    0.4 151  MLv     0.80 -0.42   0.0523794      
    PENT  HL    0.5 250  MLv     1.21 -0.02   0.0500498